diff options
Diffstat (limited to 'core/src/fxge/dib/fx_dib_composite.cpp')
| -rw-r--r-- | core/src/fxge/dib/fx_dib_composite.cpp | 9204 |
1 files changed, 4602 insertions, 4602 deletions
diff --git a/core/src/fxge/dib/fx_dib_composite.cpp b/core/src/fxge/dib/fx_dib_composite.cpp index 8e9b4912a8..1bbe07725b 100644 --- a/core/src/fxge/dib/fx_dib_composite.cpp +++ b/core/src/fxge/dib/fx_dib_composite.cpp @@ -1,4602 +1,4602 @@ -// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "../../../include/fxge/fx_ge.h"
-#include "../../../include/fxcodec/fx_codec.h"
-#include "dib_int.h"
-const FX_BYTE g_GammaRamp[256] = {
- 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3,
- 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7,
- 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 12, 12, 12, 13,
- 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 17, 18, 18, 19, 19, 20,
- 20, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 29, 29,
- 30, 30, 31, 32, 32, 33, 34, 35, 35, 36, 37, 37, 38, 39, 40, 41,
- 41, 42, 43, 44, 45, 45, 46, 47, 48, 49, 50, 51, 51, 52, 53, 54,
- 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70,
- 71, 72, 73, 74, 76, 77, 78, 79, 80, 81, 82, 84, 85, 86, 87, 88,
- 90, 91, 92, 93, 95, 96, 97, 99, 100, 101, 103, 104, 105, 107, 108, 109,
- 111, 112, 114, 115, 116, 118, 119, 121, 122, 124, 125, 127, 128, 130, 131, 133,
- 134, 136, 138, 139, 141, 142, 144, 146, 147, 149, 151, 152, 154, 156, 157, 159,
- 161, 163, 164, 166, 168, 170, 171, 173, 175, 177, 179, 181, 183, 184, 186, 188,
- 190, 192, 194, 196, 198, 200, 202, 204, 206, 208, 210, 212, 214, 216, 218, 220,
- 222, 224, 226, 229, 231, 233, 235, 237, 239, 242, 244, 246, 248, 250, 253, 255,
-};
-const FX_BYTE g_GammaInverse[256] = {
- 0, 13, 22, 28, 34, 38, 42, 46, 50, 53, 56, 59, 61, 64, 66, 69,
- 71, 73, 75, 77, 79, 81, 83, 85, 86, 88, 90, 92, 93, 95, 96, 98,
- 99, 101, 102, 104, 105, 106, 108, 109, 110, 112, 113, 114, 115, 117, 118, 119,
- 120, 121, 122, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136,
- 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 148, 149, 150, 151,
- 152, 153, 154, 155, 155, 156, 157, 158, 159, 159, 160, 161, 162, 163, 163, 164,
- 165, 166, 167, 167, 168, 169, 170, 170, 171, 172, 173, 173, 174, 175, 175, 176,
- 177, 178, 178, 179, 180, 180, 181, 182, 182, 183, 184, 185, 185, 186, 187, 187,
- 188, 189, 189, 190, 190, 191, 192, 192, 193, 194, 194, 195, 196, 196, 197, 197,
- 198, 199, 199, 200, 200, 201, 202, 202, 203, 203, 204, 205, 205, 206, 206, 207,
- 208, 208, 209, 209, 210, 210, 211, 212, 212, 213, 213, 214, 214, 215, 215, 216,
- 216, 217, 218, 218, 219, 219, 220, 220, 221, 221, 222, 222, 223, 223, 224, 224,
- 225, 226, 226, 227, 227, 228, 228, 229, 229, 230, 230, 231, 231, 232, 232, 233,
- 233, 234, 234, 235, 235, 236, 236, 237, 237, 238, 238, 238, 239, 239, 240, 240,
- 241, 241, 242, 242, 243, 243, 244, 244, 245, 245, 246, 246, 246, 247, 247, 248,
- 248, 249, 249, 250, 250, 251, 251, 251, 252, 252, 253, 253, 254, 254, 255, 255,
-};
-const FX_BYTE _color_sqrt[256] = {
- 0x00, 0x03, 0x07, 0x0B, 0x0F, 0x12, 0x16, 0x19, 0x1D, 0x20, 0x23, 0x26, 0x29, 0x2C, 0x2F, 0x32,
- 0x35, 0x37, 0x3A, 0x3C, 0x3F, 0x41, 0x43, 0x46, 0x48, 0x4A, 0x4C, 0x4E, 0x50, 0x52, 0x54, 0x56,
- 0x57, 0x59, 0x5B, 0x5C, 0x5E, 0x60, 0x61, 0x63, 0x64, 0x65, 0x67, 0x68, 0x69, 0x6B, 0x6C, 0x6D,
- 0x6E, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E,
- 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E,
- 0x8F, 0x90, 0x91, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C,
- 0x9C, 0x9D, 0x9E, 0x9F, 0xA0, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA4, 0xA5, 0xA6, 0xA7, 0xA7, 0xA8,
- 0xA9, 0xAA, 0xAA, 0xAB, 0xAC, 0xAD, 0xAD, 0xAE, 0xAF, 0xB0, 0xB0, 0xB1, 0xB2, 0xB3, 0xB3, 0xB4,
- 0xB5, 0xB5, 0xB6, 0xB7, 0xB7, 0xB8, 0xB9, 0xBA, 0xBA, 0xBB, 0xBC, 0xBC, 0xBD, 0xBE, 0xBE, 0xBF,
- 0xC0, 0xC0, 0xC1, 0xC2, 0xC2, 0xC3, 0xC4, 0xC4, 0xC5, 0xC6, 0xC6, 0xC7, 0xC7, 0xC8, 0xC9, 0xC9,
- 0xCA, 0xCB, 0xCB, 0xCC, 0xCC, 0xCD, 0xCE, 0xCE, 0xCF, 0xD0, 0xD0, 0xD1, 0xD1, 0xD2, 0xD3, 0xD3,
- 0xD4, 0xD4, 0xD5, 0xD6, 0xD6, 0xD7, 0xD7, 0xD8, 0xD9, 0xD9, 0xDA, 0xDA, 0xDB, 0xDC, 0xDC, 0xDD,
- 0xDD, 0xDE, 0xDE, 0xDF, 0xE0, 0xE0, 0xE1, 0xE1, 0xE2, 0xE2, 0xE3, 0xE4, 0xE4, 0xE5, 0xE5, 0xE6,
- 0xE6, 0xE7, 0xE7, 0xE8, 0xE9, 0xE9, 0xEA, 0xEA, 0xEB, 0xEB, 0xEC, 0xEC, 0xED, 0xED, 0xEE, 0xEE,
- 0xEF, 0xF0, 0xF0, 0xF1, 0xF1, 0xF2, 0xF2, 0xF3, 0xF3, 0xF4, 0xF4, 0xF5, 0xF5, 0xF6, 0xF6, 0xF7,
- 0xF7, 0xF8, 0xF8, 0xF9, 0xF9, 0xFA, 0xFA, 0xFB, 0xFB, 0xFC, 0xFC, 0xFD, 0xFD, 0xFE, 0xFE, 0xFF
-};
-int _BLEND(int blend_mode, int back_color, int src_color)
-{
- switch (blend_mode) {
- case FXDIB_BLEND_NORMAL:
- return src_color;
- case FXDIB_BLEND_MULTIPLY:
- return src_color * back_color / 255;
- case FXDIB_BLEND_SCREEN:
- return src_color + back_color - src_color * back_color / 255;
- case FXDIB_BLEND_OVERLAY:
- return _BLEND(FXDIB_BLEND_HARDLIGHT, src_color, back_color);
- case FXDIB_BLEND_DARKEN:
- return src_color < back_color ? src_color : back_color;
- case FXDIB_BLEND_LIGHTEN:
- return src_color > back_color ? src_color : back_color;
- case FXDIB_BLEND_COLORDODGE: {
- if (src_color == 255) {
- return src_color;
- }
- int result = back_color * 255 / (255 - src_color);
- if (result > 255) {
- return 255;
- }
- return result;
- }
- case FXDIB_BLEND_COLORBURN: {
- if (src_color == 0) {
- return src_color;
- }
- int result = (255 - back_color) * 255 / src_color;
- if (result > 255) {
- result = 255;
- }
- return 255 - result;
- }
- case FXDIB_BLEND_HARDLIGHT:
- if (src_color < 128) {
- return (src_color * back_color * 2) / 255;
- }
- return _BLEND(FXDIB_BLEND_SCREEN, back_color, 2 * src_color - 255);
- case FXDIB_BLEND_SOFTLIGHT: {
- if (src_color < 128) {
- return back_color - (255 - 2 * src_color) * back_color * (255 - back_color) / 255 / 255;
- }
- return back_color + (2 * src_color - 255) * (_color_sqrt[back_color] - back_color) / 255;
- }
- case FXDIB_BLEND_DIFFERENCE:
- return back_color < src_color ? src_color - back_color : back_color - src_color;
- case FXDIB_BLEND_EXCLUSION:
- return back_color + src_color - 2 * back_color * src_color / 255;
- }
- return src_color;
-}
-struct _RGB {
- int red;
- int green;
- int blue;
-};
-static inline int _Lum(_RGB color)
-{
- return (color.red * 30 + color.green * 59 + color.blue * 11) / 100;
-}
-static _RGB _ClipColor(_RGB color)
-{
- int l = _Lum(color);
- int n = color.red;
- if (color.green < n) {
- n = color.green;
- }
- if (color.blue < n) {
- n = color.blue;
- }
- int x = color.red;
- if (color.green > x) {
- x = color.green;
- }
- if (color.blue > x) {
- x = color.blue;
- }
- if (n < 0) {
- color.red = l + ((color.red - l) * l / (l - n));
- color.green = l + ((color.green - l) * l / (l - n));
- color.blue = l + ((color.blue - l) * l / (l - n));
- }
- if (x > 255) {
- color.red = l + ((color.red - l) * (255 - l) / (x - l));
- color.green = l + ((color.green - l) * (255 - l) / (x - l));
- color.blue = l + ((color.blue - l) * (255 - l) / (x - l));
- }
- return color;
-}
-static _RGB _SetLum(_RGB color, int l)
-{
- int d = l - _Lum(color);
- color.red += d;
- color.green += d;
- color.blue += d;
- return _ClipColor(color);
-}
-static int _Sat(_RGB color)
-{
- int n = color.red;
- if (color.green < n) {
- n = color.green;
- }
- if (color.blue < n) {
- n = color.blue;
- }
- int x = color.red;
- if (color.green > x) {
- x = color.green;
- }
- if (color.blue > x) {
- x = color.blue;
- }
- return x - n;
-}
-static _RGB _SetSat(_RGB color, int s)
-{
- int* max = &color.red;
- int* mid = &color.red;
- int* min = &color.red;
- if (color.green > *max) {
- max = &color.green;
- }
- if (color.blue > *max) {
- max = &color.blue;
- }
- if (color.green < *min) {
- min = &color.green;
- }
- if (color.blue < *min) {
- min = &color.blue;
- }
- if (*max == *min) {
- color.red = 0;
- color.green = 0;
- color.blue = 0;
- return color;
- }
- if (max == &color.red) {
- if (min == &color.green) {
- mid = &color.blue;
- } else {
- mid = &color.green;
- }
- } else if (max == &color.green) {
- if (min == &color.red) {
- mid = &color.blue;
- } else {
- mid = &color.red;
- }
- } else {
- if (min == &color.green) {
- mid = &color.red;
- } else {
- mid = &color.green;
- }
- }
- if (*max > *min) {
- *mid = (*mid - *min) * s / (*max - *min);
- *max = s;
- *min = 0;
- }
- return color;
-}
-void _RGB_Blend(int blend_mode, FX_LPCBYTE src_scan, FX_BYTE* dest_scan, int results[3])
-{
- _RGB src, back, result;
- src.red = src_scan[2];
- src.green = src_scan[1];
- src.blue = src_scan[0];
- back.red = dest_scan[2];
- back.green = dest_scan[1];
- back.blue = dest_scan[0];
- switch (blend_mode) {
- case FXDIB_BLEND_HUE:
- result = _SetLum(_SetSat(src, _Sat(back)), _Lum(back));
- break;
- case FXDIB_BLEND_SATURATION:
- result = _SetLum(_SetSat(back, _Sat(src)), _Lum(back));
- break;
- case FXDIB_BLEND_COLOR:
- result = _SetLum(src, _Lum(back));
- break;
- case FXDIB_BLEND_LUMINOSITY:
- result = _SetLum(back, _Lum(src));
- break;
- }
- results[0] = result.blue;
- results[1] = result.green;
- results[2] = result.red;
-}
-inline void _CompositeRow_Argb2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, FX_LPCBYTE clip_scan)
-{
- src_scan += 3;
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = *src_scan;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- FX_BYTE back_alpha = *dest_scan;
- if (!back_alpha) {
- *dest_scan = src_alpha;
- } else if (src_alpha) {
- *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- }
- dest_scan ++;
- src_scan += 4;
- }
-}
-void _CompositeRow_Rgba2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_alpha_scan, int pixel_count, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- FX_BYTE back_alpha = *dest_scan;
- if (!back_alpha) {
- *dest_scan = src_alpha;
- } else if (src_alpha) {
- *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- }
- dest_scan ++;
- }
-}
-void _CompositeRow_Rgb2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, FX_LPCBYTE clip_scan)
-{
- if (clip_scan) {
- for (int i = 0; i < width; i ++) {
- *dest_scan = FXDIB_ALPHA_UNION(*dest_scan, *clip_scan);
- dest_scan ++;
- clip_scan ++;
- }
- } else {
- FXSYS_memset8(dest_scan, 0xff, width);
- }
-}
-void _CompositeRow_Argb2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan, FX_LPBYTE dst_alpha_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = NULL;
- if (pIccTransform) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 3;
- continue;
- }
- FX_BYTE src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 3;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- dst_alpha_scan++;
- src_scan += 3;
- }
- } else
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = src_scan[3];
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 4;
- continue;
- }
- FX_BYTE src_alpha = src_scan[3];
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 4;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- dst_alpha_scan++;
- src_scan += 4;
- }
- return;
- }
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 3;
- continue;
- }
- FX_BYTE src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 3;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- dst_alpha_scan++;
- src_scan += 3;
- }
- } else
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = src_scan[3];
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 4;
- continue;
- }
- FX_BYTE src_alpha = src_scan[3];
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dst_alpha_scan ++;
- src_scan += 4;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- dst_alpha_scan++;
- src_scan += 4;
- }
-}
-inline void _CompositeRow_Argb2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = NULL;
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan ++;
- src_scan += 3;
- }
- } else
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = src_scan[3];
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan ++;
- src_scan += 4;
- }
- return;
- }
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan ++;
- src_scan += 3;
- }
- } else
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = src_scan[3];
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan ++;
- src_scan += 4;
- }
-}
-inline void _CompositeRow_Rgb2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_Bpp, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan,
- void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = NULL;
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- src_scan += src_Bpp;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- src_scan += src_Bpp;
- }
-}
-void _CompositeRow_Rgb2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_Bpp, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = NULL;
- if (pIccTransform) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (blend_type) {
- int blended_color;
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col ++) {
- int back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- dest_scan ++;
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- int src_alpha = 255;
- if (clip_scan) {
- src_alpha = clip_scan[col];
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- src_scan += src_Bpp;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- src_scan += src_Bpp;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha = 255;
- if (clip_scan) {
- src_alpha = clip_scan[col];
- }
- if (src_alpha == 255) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- dest_scan ++;
- *dest_alpha_scan++ = 255;
- src_scan += src_Bpp;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- src_scan += src_Bpp;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- FX_BYTE gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- src_scan += src_Bpp;
- }
-}
-void _CompositeRow_Argb2Argb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- if (dest_alpha_scan == NULL) {
- if (src_alpha_scan == NULL) {
- FX_BYTE back_alpha = 0;
- for (int col = 0; col < pixel_count; col ++) {
- back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * src_scan[3] / 255;
- FXARGB_SETDIB(dest_scan, (FXARGB_GETDIB(src_scan) & 0xffffff) | (src_alpha << 24));
- } else {
- FXARGB_COPY(dest_scan, src_scan);
- }
- dest_scan += 4;
- src_scan += 4;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = src_scan[3];
- } else {
- src_alpha = clip_scan[col] * src_scan[3] / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- if (blend_type) {
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan ++;
- src_scan ++;
- }
- dest_scan ++;
- src_scan ++;
- }
- } else {
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255;
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE((src_alpha << 24), src_scan[2], src_scan[1], *src_scan));
- } else {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE((*src_alpha_scan << 24), src_scan[2], src_scan[1], *src_scan));
- }
- dest_scan += 4;
- src_scan += 3;
- src_alpha_scan ++;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = *src_alpha_scan ++;
- } else {
- src_alpha = clip_scan[col] * (*src_alpha_scan ++) / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += 3;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- if (blend_type) {
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan ++;
- src_scan ++;
- }
- dest_scan ++;
- }
- }
- } else {
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255;
- *dest_alpha_scan = src_alpha;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- } else {
- *dest_alpha_scan = *src_alpha_scan;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- }
- dest_alpha_scan ++;
- src_alpha_scan ++;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = *src_alpha_scan ++;
- } else {
- src_alpha = clip_scan[col] * (*src_alpha_scan ++) / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- src_scan += 3;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- if (blend_type) {
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan ++;
- src_scan ++;
- }
- }
- } else {
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * src_scan[3] / 255;
- *dest_alpha_scan = src_alpha;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- } else {
- *dest_alpha_scan = src_scan[3];
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- }
- dest_alpha_scan ++;
- src_scan ++;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = src_scan[3];
- } else {
- src_alpha = clip_scan[col] * src_scan[3] / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- src_scan += 4;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- if (blend_type) {
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan ++;
- src_scan ++;
- }
- src_scan ++;
- }
- }
- }
-}
-void _CompositeRow_Rgb2Argb_Blend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp,
- FX_LPBYTE dest_alpha_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- if (dest_alpha_scan == NULL) {
- for (int col = 0; col < width; col ++) {
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (src_Bpp == 4) {
- FXARGB_SETDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan));
- } else {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0]));
- }
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- dest_scan[3] = 0xff;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, src_color);
- *dest_scan = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan ++;
- src_scan += src_gap;
- }
- } else {
- for (int col = 0; col < width; col ++) {
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_alpha_scan++ = 0xff;
- src_scan += src_gap;
- continue;
- }
- *dest_alpha_scan++ = 0xff;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, src_color);
- *dest_scan = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- dest_scan ++;
- src_scan ++;
- }
- src_scan += src_gap;
- }
- }
-}
-inline void _CompositeRow_Rgb2Argb_Blend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- if (dest_alpha_scan == NULL) {
- for (int col = 0; col < width; col ++) {
- int src_alpha = *clip_scan ++;
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- src_scan += src_gap;
- dest_scan ++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, src_color);
- blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan ++;
- src_scan += src_gap;
- }
- } else {
- for (int col = 0; col < width; col ++) {
- int src_alpha = *clip_scan ++;
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- src_scan += src_gap;
- dest_alpha_scan++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, src_color);
- blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- src_scan ++;
- }
- src_scan += src_gap;
- }
- }
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- int src_gap = src_Bpp - 3;
- if (dest_alpha_scan == NULL) {
- for (int col = 0; col < width; col ++) {
- int src_alpha = clip_scan[col];
- if (src_alpha == 255) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = 255;
- src_scan += src_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- int back_alpha = dest_scan[3];
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- for (int color = 0; color < 3; color ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan ++;
- src_scan += src_gap;
- }
- } else {
- for (int col = 0; col < width; col ++) {
- int src_alpha = clip_scan[col];
- if (src_alpha == 255) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_alpha_scan++ = 255;
- src_scan += src_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan ++;
- src_scan += src_Bpp;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- for (int color = 0; color < 3; color ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- dest_scan ++;
- src_scan ++;
- }
- src_scan += src_gap;
- }
- }
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp,
- FX_LPBYTE dest_alpha_scan)
-{
- if (dest_alpha_scan == NULL) {
- for (int col = 0; col < width; col ++) {
- if (src_Bpp == 4) {
- FXARGB_SETDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan));
- } else {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0]));
- }
- dest_scan += 4;
- src_scan += src_Bpp;
- }
- } else {
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_alpha_scan++ = 0xff;
- src_scan += src_gap;
- }
- }
-}
-inline void _CompositeRow_Argb2Rgb_Blend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- if (src_alpha_scan == NULL) {
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = src_scan[3] * (*clip_scan++) / 255;
- } else {
- src_alpha = src_scan[3];
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 4;
- continue;
- }
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int back_color = *dest_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, *src_scan);
- *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan += dest_gap;
- src_scan ++;
- }
- } else {
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = (*src_alpha_scan++) * (*clip_scan++) / 255;
- } else {
- src_alpha = *src_alpha_scan++;
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 3;
- continue;
- }
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int back_color = *dest_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, *src_scan);
- *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan += dest_gap;
- }
- }
-}
-inline void _CompositeRow_Argb2Rgb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan)
-{
- int dest_gap = dest_Bpp - 3;
- if (src_alpha_scan == NULL) {
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = src_scan[3] * (*clip_scan++) / 255;
- } else {
- src_alpha = src_scan[3];
- }
- if (src_alpha == 255) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- dest_scan += dest_gap;
- src_scan ++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 4;
- continue;
- }
- for (int color = 0; color < 3; color ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan += dest_gap;
- src_scan ++;
- }
- } else {
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = (*src_alpha_scan++) * (*clip_scan++) / 255;
- } else {
- src_alpha = *src_alpha_scan++;
- }
- if (src_alpha == 255) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- dest_scan += dest_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 3;
- continue;
- }
- for (int color = 0; color < 3; color ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan += dest_gap;
- }
- }
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int back_color = *dest_scan;
- int src_color = *src_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, src_color);
- *dest_scan = blended;
- dest_scan ++;
- src_scan ++;
- }
- dest_scan += dest_gap;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha = *clip_scan ++;
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- continue;
- }
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int src_color = *src_scan;
- int back_color = *dest_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, src_color);
- *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- dest_scan ++;
- src_scan ++;
- }
- dest_scan += dest_gap;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp)
-{
- if (dest_Bpp == src_Bpp) {
- FXSYS_memcpy32(dest_scan, src_scan, width * dest_Bpp);
- return;
- }
- for (int col = 0; col < width; col ++) {
- dest_scan[0] = src_scan[0];
- dest_scan[1] = src_scan[1];
- dest_scan[2] = src_scan[2];
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < width; col ++) {
- int src_alpha = clip_scan[col];
- if (src_alpha == 255) {
- dest_scan[0] = src_scan[0];
- dest_scan[1] = src_scan[1];
- dest_scan[2] = src_scan[2];
- } else if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha);
- dest_scan ++;
- src_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha);
- dest_scan ++;
- src_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha);
- dest_scan += dest_Bpp - 2;
- src_scan += src_Bpp - 2;
- continue;
- }
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- }
-}
-void _CompositeRow_Argb2Argb_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- FX_LPBYTE dp = src_cache_scan;
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_alpha_scan) {
- if (dest_alpha_scan == NULL) {
- for (int col = 0; col < pixel_count; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- dp[3] = *src_alpha_scan++;
- src_scan += 3;
- dp += 4;
- }
- src_alpha_scan = NULL;
- } else {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, pixel_count);
- }
- } else {
- if (dest_alpha_scan == NULL) {
- for (int col = 0; col < pixel_count; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- dp[3] = src_scan[3];
- src_scan += 4;
- dp += 4;
- }
- } else {
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col ++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1);
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * src_scan[3] / 255;
- *dest_alpha_scan = src_alpha;
- *dest_scan++ = *src_cache_scan++;
- *dest_scan++ = *src_cache_scan++;
- *dest_scan++ = *src_cache_scan++;
- } else {
- *dest_alpha_scan = src_scan[3];
- *dest_scan++ = *src_cache_scan++;
- *dest_scan++ = *src_cache_scan++;
- *dest_scan++ = *src_cache_scan++;
- }
- dest_alpha_scan ++;
- src_scan += 4;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = src_scan[3];
- } else {
- src_alpha = clip_scan[col] * src_scan[3] / 255;
- }
- src_scan += 4;
- if (src_alpha == 0) {
- dest_scan += 3;
- src_cache_scan += 3;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_cache_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- if (blend_type) {
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, *dest_scan, *src_cache_scan);
- blended = FXDIB_ALPHA_MERGE(*src_cache_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_cache_scan, alpha_ratio);
- }
- dest_scan ++;
- src_cache_scan ++;
- }
- }
- return;
- }
- }
- _CompositeRow_Argb2Argb(dest_scan, src_cache_scan, pixel_count, blend_type, clip_scan, dest_alpha_scan, src_alpha_scan);
-}
-void _CompositeRow_Rgb2Argb_Blend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp,
- FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Argb_Blend_NoClip(dest_scan, src_cache_scan, width, blend_type, 3, dest_alpha_scan);
-}
-inline void _CompositeRow_Rgb2Argb_Blend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Argb_Blend_Clip(dest_scan, src_cache_scan, width, blend_type, 3, clip_scan, dest_alpha_scan);
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Argb_NoBlend_Clip(dest_scan, src_cache_scan, width, 3, clip_scan, dest_alpha_scan);
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp,
- FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Argb_NoBlend_NoClip(dest_scan, src_cache_scan, width, 3, dest_alpha_scan);
-}
-inline void _CompositeRow_Argb2Rgb_Blend_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_alpha_scan) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1);
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = src_scan[3] * (*clip_scan++) / 255;
- } else {
- src_alpha = src_scan[3];
- }
- src_scan += 4;
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_cache_scan += 3;
- continue;
- }
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_cache_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int back_color = *dest_scan;
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, *src_cache_scan);
- *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- dest_scan ++;
- src_cache_scan ++;
- }
- dest_scan += dest_gap;
- }
- return;
- }
- _CompositeRow_Argb2Rgb_Blend(dest_scan, src_cache_scan, width, blend_type, dest_Bpp, clip_scan, src_alpha_scan);
-}
-inline void _CompositeRow_Argb2Rgb_NoBlend_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_alpha_scan) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- int dest_gap = dest_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1);
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = src_scan[3] * (*clip_scan++) / 255;
- } else {
- src_alpha = src_scan[3];
- }
- src_scan += 4;
- if (src_alpha == 255) {
- *dest_scan++ = *src_cache_scan++;
- *dest_scan++ = *src_cache_scan++;
- *dest_scan++ = *src_cache_scan++;
- dest_scan += dest_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_cache_scan += 3;
- continue;
- }
- for (int color = 0; color < 3; color ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_cache_scan, src_alpha);
- dest_scan ++;
- src_cache_scan ++;
- }
- dest_scan += dest_gap;
- }
- return;
- }
- _CompositeRow_Argb2Rgb_NoBlend(dest_scan, src_cache_scan, width, dest_Bpp, clip_scan, src_alpha_scan);
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp,
- FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Rgb_Blend_NoClip(dest_scan, src_cache_scan, width, blend_type, dest_Bpp, 3);
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan,
- FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Rgb_Blend_Clip(dest_scan, src_cache_scan, width, blend_type, dest_Bpp, 3, clip_scan);
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp,
- FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Rgb_NoBlend_NoClip(dest_scan, src_cache_scan, width, dest_Bpp, 3);
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan,
- FX_LPBYTE src_cache_scan, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width);
- } else {
- FX_LPBYTE dp = src_cache_scan;
- for (int col = 0; col < width; col ++) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1);
- src_scan += 4;
- dp += 3;
- }
- }
- _CompositeRow_Rgb2Rgb_NoBlend_Clip(dest_scan, src_cache_scan, width, dest_Bpp, 3, clip_scan);
-}
-inline void _CompositeRow_8bppPal2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_LPCBYTE pPalette, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan)
-{
- if (src_alpha_scan) {
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- src_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- src_scan ++;
- }
- } else {
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- src_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- src_scan ++;
- }
- }
-}
-inline void _CompositeRow_8bppPal2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_LPCBYTE pPalette, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan)
-{
- if (src_alpha_scan) {
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- src_scan ++;
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan ++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- *dest_scan = gray;
- *dest_alpha_scan = src_alpha;
- }
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- *dest_alpha_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- int alpha_ratio = src_alpha * 255 / (*dest_alpha_scan);
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_alpha_scan ++;
- dest_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- src_scan ++;
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan ++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- *dest_scan = gray;
- *dest_alpha_scan = src_alpha;
- }
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- *dest_alpha_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- int alpha_ratio = src_alpha * 255 / (*dest_alpha_scan);
- dest_alpha_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- }
- } else {
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- src_scan ++;
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = gray;
- *dest_alpha_scan++ = 255;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = pPalette[*src_scan];
- src_scan ++;
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = gray;
- *dest_alpha_scan++ = 255;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- }
- }
-}
-inline void _CompositeRow_1bppPal2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left,
- FX_LPCBYTE pPalette, int pixel_count, int blend_type, FX_LPCBYTE clip_scan)
-{
- int reset_gray = pPalette[0];
- int set_gray = pPalette[1];
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray;
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray;
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan ++;
- }
-}
-inline void _CompositeRow_1bppPal2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left,
- FX_LPCBYTE pPalette, int pixel_count, int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- int reset_gray = pPalette[0];
- int set_gray = pPalette[1];
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray;
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = gray;
- *dest_alpha_scan ++ = 255;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray;
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = gray;
- *dest_alpha_scan ++ = 255;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan ++;
- }
-}
-inline void _CompositeRow_8bppRgb2Rgb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_DWORD* pPalette, int pixel_count,
- int DestBpp, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan)
-{
- if (src_alpha_scan) {
- int dest_gap = DestBpp - 3;
- FX_ARGB argb = 0;
- for (int col = 0; col < pixel_count; col ++) {
- argb = pPalette[*src_scan];
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- src_scan ++;
- FX_BYTE src_alpha = 0;
- if (clip_scan) {
- src_alpha = (*src_alpha_scan++) * (*clip_scan++) / 255;
- } else {
- src_alpha = *src_alpha_scan++;
- }
- if (src_alpha == 255) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- dest_scan += dest_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += DestBpp;
- continue;
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha);
- dest_scan ++;
- dest_scan += dest_gap;
- }
- } else {
- FX_ARGB argb = 0;
- for (int col = 0; col < pixel_count; col ++) {
- argb = pPalette[*src_scan];
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, clip_scan[col]);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, clip_scan[col]);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, clip_scan[col]);
- dest_scan ++;
- } else {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- }
- if (DestBpp == 4) {
- dest_scan++;
- }
- src_scan ++;
- }
- }
-}
-inline void _CompositeRow_1bppRgb2Rgb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left,
- FX_DWORD* pPalette, int pixel_count, int DestBpp, FX_LPCBYTE clip_scan)
-{
- int reset_r, reset_g, reset_b;
- int set_r, set_g, set_b;
- reset_r = FXARGB_R(pPalette[0]);
- reset_g = FXARGB_G(pPalette[0]);
- reset_b = FXARGB_B(pPalette[0]);
- set_r = FXARGB_R(pPalette[1]);
- set_g = FXARGB_G(pPalette[1]);
- set_b = FXARGB_B(pPalette[1]);
- for (int col = 0; col < pixel_count; col ++) {
- int src_r, src_g, src_b;
- if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) {
- src_r = set_r;
- src_g = set_g;
- src_b = set_b;
- } else {
- src_r = reset_r;
- src_g = reset_g;
- src_b = reset_b;
- }
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, clip_scan[col]);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, clip_scan[col]);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, clip_scan[col]);
- dest_scan ++;
- } else {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- }
- if (DestBpp == 4) {
- dest_scan++;
- }
- }
-}
-inline void _CompositeRow_8bppRgb2Argb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width,
- FX_DWORD* pPalette, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_alpha_scan)
-{
- if (src_alpha_scan) {
- for (int col = 0; col < width; col ++) {
- FX_ARGB argb = pPalette[*src_scan];
- src_scan ++;
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255;
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b));
- } else {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(*src_alpha_scan, src_r, src_g, src_b));
- }
- dest_scan += 4;
- src_alpha_scan ++;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = *src_alpha_scan ++;
- } else {
- src_alpha = clip_scan[col] * (*src_alpha_scan++) / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- dest_scan ++;
- }
- } else
- for (int col = 0; col < width; col ++) {
- FX_ARGB argb = pPalette[*src_scan];
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- *dest_scan++ = 255;
- src_scan ++;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan ++;
- continue;
- }
- int back_alpha = dest_scan[3];
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- dest_scan ++;
- src_scan ++;
- }
-}
-void _CompositeRow_8bppRgb2Rgba_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width,
- FX_DWORD* pPalette, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan)
-{
- if (src_alpha_scan) {
- for (int col = 0; col < width; col ++) {
- FX_ARGB argb = pPalette[*src_scan];
- src_scan ++;
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255;
- *dest_alpha_scan ++ = src_alpha;
- } else {
- *dest_alpha_scan ++ = *src_alpha_scan;
- }
- *dest_scan ++ = src_b;
- *dest_scan ++ = src_g;
- *dest_scan ++ = src_r;
- src_alpha_scan ++;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = *src_alpha_scan++;
- } else {
- src_alpha = clip_scan[col] * (*src_alpha_scan++) / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- }
- } else
- for (int col = 0; col < width; col ++) {
- FX_ARGB argb = pPalette[*src_scan];
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- *dest_alpha_scan++ = 255;
- src_scan ++;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan ++;
- src_scan ++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- src_scan ++;
- }
-}
-inline void _CompositeRow_1bppRgb2Argb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width,
- FX_DWORD* pPalette, FX_LPCBYTE clip_scan)
-{
- int reset_r, reset_g, reset_b;
- int set_r, set_g, set_b;
- reset_r = FXARGB_R(pPalette[0]);
- reset_g = FXARGB_G(pPalette[0]);
- reset_b = FXARGB_B(pPalette[0]);
- set_r = FXARGB_R(pPalette[1]);
- set_g = FXARGB_G(pPalette[1]);
- set_b = FXARGB_B(pPalette[1]);
- for (int col = 0; col < width; col ++) {
- int src_r, src_g, src_b;
- if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) {
- src_r = set_r;
- src_g = set_g;
- src_b = set_b;
- } else {
- src_r = reset_r;
- src_g = reset_g;
- src_b = reset_b;
- }
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- *dest_scan++ = 255;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- int back_alpha = dest_scan[3];
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- dest_scan ++;
- }
-}
-void _CompositeRow_1bppRgb2Rgba_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width,
- FX_DWORD* pPalette, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- int reset_r, reset_g, reset_b;
- int set_r, set_g, set_b;
- reset_r = FXARGB_R(pPalette[0]);
- reset_g = FXARGB_G(pPalette[0]);
- reset_b = FXARGB_B(pPalette[0]);
- set_r = FXARGB_R(pPalette[1]);
- set_g = FXARGB_G(pPalette[1]);
- set_b = FXARGB_B(pPalette[1]);
- for (int col = 0; col < width; col ++) {
- int src_r, src_g, src_b;
- if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) {
- src_r = set_r;
- src_g = set_g;
- src_b = set_b;
- } else {
- src_r = reset_r;
- src_g = reset_g;
- src_b = reset_b;
- }
- if (clip_scan == NULL || clip_scan[col] == 255) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- *dest_alpha_scan++ = 255;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan ++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- }
-}
-void _CompositeRow_ByteMask2Argb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b));
- dest_scan += 4;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- }
- dest_scan += 2;
- }
-}
-void _CompositeRow_ByteMask2Rgba(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan ++ = src_b;
- *dest_scan ++ = src_g;
- *dest_scan ++ = src_r;
- *dest_alpha_scan ++ = src_alpha;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- dest_scan ++;
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- }
- }
-}
-void _CompositeRow_ByteMask2Rgb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count,
- int blend_type, int Bpp, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- if (src_alpha == 0) {
- dest_scan += Bpp;
- continue;
- }
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], src_alpha);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha);
- }
- dest_scan += Bpp - 2;
- }
-}
-void _CompositeRow_ByteMask2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int pixel_count,
- FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- FX_BYTE back_alpha = *dest_scan;
- if (!back_alpha) {
- *dest_scan = src_alpha;
- } else if (src_alpha) {
- *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- }
- dest_scan ++;
- }
-}
-void _CompositeRow_ByteMask2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray,
- int pixel_count, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, src_alpha);
- }
- dest_scan ++;
- }
-}
-void _CompositeRow_ByteMask2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray,
- int pixel_count, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan ++ = src_gray;
- *dest_alpha_scan ++ = src_alpha;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, alpha_ratio);
- dest_scan ++;
- }
-}
-void _CompositeRow_BitMask2Argb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b,
- int src_left, int pixel_count, int blend_type, FX_LPCBYTE clip_scan)
-{
- if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) {
- FX_ARGB argb = FXARGB_MAKE(0xff, src_r, src_g, src_b);
- for (int col = 0; col < pixel_count; col ++) {
- if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) {
- FXARGB_SETDIB(dest_scan, argb);
- }
- dest_scan += 4;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan += 4;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b));
- dest_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- }
- dest_scan += 2;
- }
-}
-void _CompositeRow_BitMask2Rgba(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b,
- int src_left, int pixel_count, int blend_type, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) {
- for (int col = 0; col < pixel_count; col ++) {
- if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) {
- dest_scan[0] = src_b;
- dest_scan[1] = src_g;
- dest_scan[2] = src_r;
- *dest_alpha_scan = mask_alpha;
- }
- dest_scan += 3;
- dest_alpha_scan ++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan += 3;
- dest_alpha_scan ++;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- *dest_scan ++ = src_b;
- *dest_scan ++ = src_g;
- *dest_scan ++ = src_r;
- *dest_alpha_scan ++ = mask_alpha;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- dest_scan ++;
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan ++;
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan ++;
- }
- }
-}
-void _CompositeRow_BitMask2Rgb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b,
- int src_left, int pixel_count, int blend_type, int Bpp, FX_LPCBYTE clip_scan)
-{
- if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) {
- for (int col = 0; col < pixel_count; col ++) {
- if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) {
- dest_scan[2] = src_r;
- dest_scan[1] = src_g;
- dest_scan[0] = src_b;
- }
- dest_scan += Bpp;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan += Bpp;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- if (src_alpha == 0) {
- dest_scan += Bpp;
- continue;
- }
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], src_alpha);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha);
- }
- dest_scan += Bpp - 2;
- }
-}
-void _CompositeRow_BitMask2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_left,
- int pixel_count, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan ++;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- FX_BYTE back_alpha = *dest_scan;
- if (!back_alpha) {
- *dest_scan = src_alpha;
- } else if (src_alpha) {
- *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- }
- dest_scan ++;
- }
-}
-void _CompositeRow_BitMask2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray,
- int src_left, int pixel_count, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan ++;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, src_alpha);
- }
- dest_scan ++;
- }
-}
-void _CompositeRow_BitMask2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray,
- int src_left, int pixel_count, FX_LPCBYTE clip_scan,
- FX_LPBYTE dest_alpha_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- FX_BYTE back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan ++ = src_gray;
- *dest_alpha_scan ++ = src_alpha;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan ++;
- dest_alpha_scan ++;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, alpha_ratio);
- dest_scan ++;
- }
-}
-void _CompositeRow_Argb2Argb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col ++) {
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * src_scan[3] / 255;
- dest_scan[3] = src_alpha;
- dest_scan[0] = src_scan[2];
- dest_scan[1] = src_scan[1];
- dest_scan[2] = src_scan[0];
- } else {
- FXARGB_RGBORDERCOPY(dest_scan, src_scan);
- }
- dest_scan += 4;
- src_scan += 4;
- continue;
- }
- FX_BYTE src_alpha;
- if (clip_scan == NULL) {
- src_alpha = src_scan[3];
- } else {
- src_alpha = clip_scan[col] * src_scan[3] / 255;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- FX_BYTE dest_scan_o[3];
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- if (blend_type) {
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, dest_scan[index], *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], blended, alpha_ratio);
- } else {
- dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], *src_scan, alpha_ratio);
- }
- src_scan ++;
- }
- dest_scan += 4;
- src_scan++;
- }
-}
-void _CompositeRow_Rgb2Argb_Blend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (src_Bpp == 4) {
- FXARGB_SETRGBORDERDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan));
- } else {
- FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0]));
- }
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- dest_scan[3] = 0xff;
- if (bNonseparableBlend) {
- FX_BYTE dest_scan_o[3];
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- int src_color = FX_GAMMA(*src_scan);
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, dest_scan[index], src_color);
- dest_scan[index] = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- src_scan ++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Argb2Rgb_Blend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, FX_LPCBYTE clip_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = src_scan[3] * (*clip_scan++) / 255;
- } else {
- src_alpha = src_scan[3];
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 4;
- continue;
- }
- if (bNonseparableBlend) {
- FX_BYTE dest_scan_o[3];
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- int back_color = FX_GAMMA(dest_scan[index]);
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, *src_scan);
- dest_scan[index] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- src_scan ++;
- }
- dest_scan += dest_Bpp;
- src_scan ++;
- }
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp)
-{
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- if (src_Bpp == 4) {
- FXARGB_SETRGBORDERDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan));
- } else {
- FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0]));
- }
- dest_scan += 4;
- src_scan += src_Bpp;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- if (bNonseparableBlend) {
- FX_BYTE dest_scan_o[3];
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- int back_color = FX_GAMMA(dest_scan[index]);
- int src_color = FX_GAMMA(*src_scan);
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, src_color);
- dest_scan[index] = FX_GAMMA_INVERSE(blended);
- src_scan ++;
- }
- dest_scan += dest_Bpp;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha;
- if (clip_scan) {
- src_alpha = src_scan[3] * (*clip_scan++) / 255;
- } else {
- src_alpha = src_scan[3];
- }
- if (src_alpha == 255) {
- dest_scan[2] = FX_GAMMA_INVERSE(*src_scan++);
- dest_scan[1] = FX_GAMMA_INVERSE(*src_scan++);
- dest_scan[0] = FX_GAMMA_INVERSE(*src_scan++);
- dest_scan += dest_Bpp;
- src_scan ++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 4;
- continue;
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- dest_scan[index] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[index]), *src_scan, src_alpha));
- src_scan ++;
- }
- dest_scan += dest_Bpp;
- src_scan ++;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp)
-{
- for (int col = 0; col < width; col ++) {
- dest_scan[2] = src_scan[0];
- dest_scan[1] = src_scan[1];
- dest_scan[0] = src_scan[2];
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- }
-}
-inline void _CompositeRow_Rgb2Argb_Blend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, FX_LPCBYTE clip_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- int src_alpha = *clip_scan ++;
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- dest_scan[2] = FX_GAMMA(*src_scan++);
- dest_scan[1] = FX_GAMMA(*src_scan++);
- dest_scan[0] = FX_GAMMA(*src_scan++);
- src_scan += src_gap;
- dest_scan += 4;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (bNonseparableBlend) {
- FX_BYTE dest_scan_o[3];
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- int src_color = FX_GAMMA(*src_scan);
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, dest_scan[index], src_color);
- blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], blended, alpha_ratio);
- src_scan ++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan)
-{
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- FX_BYTE src_alpha = *clip_scan ++;
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- continue;
- }
- if (bNonseparableBlend) {
- FX_BYTE dest_scan_o[3];
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- }
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- int src_color = FX_GAMMA(*src_scan);
- int back_color = FX_GAMMA(dest_scan[index]);
- int blended = bNonseparableBlend ? blended_colors[color] :
- _BLEND(blend_type, back_color, src_color);
- dest_scan[index] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- src_scan ++;
- }
- dest_scan += dest_Bpp;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, FX_LPCBYTE clip_scan)
-{
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col ++) {
- int src_alpha = clip_scan[col];
- if (src_alpha == 255) {
- dest_scan[2] = FX_GAMMA(*src_scan++);
- dest_scan[1] = FX_GAMMA(*src_scan++);
- dest_scan[0] = FX_GAMMA(*src_scan++);
- dest_scan[3] = 255;
- dest_scan += 4;
- src_scan += src_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- int back_alpha = dest_scan[3];
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- for (int color = 0; color < 3; color ++) {
- int index = 2 - color;
- dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], FX_GAMMA(*src_scan), alpha_ratio);
- src_scan ++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < width; col ++) {
- int src_alpha = clip_scan[col];
- if (src_alpha == 255) {
- dest_scan[2] = src_scan[0];
- dest_scan[1] = src_scan[1];
- dest_scan[0] = src_scan[2];
- } else if (src_alpha) {
- dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), FX_GAMMA(*src_scan), src_alpha));
- src_scan ++;
- dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), FX_GAMMA(*src_scan), src_alpha));
- src_scan ++;
- dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), FX_GAMMA(*src_scan), src_alpha));
- dest_scan += dest_Bpp;
- src_scan += src_Bpp - 2;
- continue;
- }
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- }
-}
-inline void _CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_ARGB* pPalette, int pixel_count,
- int DestBpp, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- FX_ARGB argb = pPalette ? pPalette[*src_scan] : (*src_scan) * 0x010101;
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- if (clip_scan && clip_scan[col] < 255) {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, clip_scan[col]);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, clip_scan[col]);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, clip_scan[col]);
- } else {
- dest_scan[2] = src_b;
- dest_scan[1] = src_g;
- dest_scan[0] = src_r;
- }
- dest_scan += DestBpp;
- src_scan ++;
- }
-}
-inline void _CompositeRow_1bppRgb2Rgb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left,
- FX_ARGB* pPalette, int pixel_count, int DestBpp, FX_LPCBYTE clip_scan)
-{
- int reset_r, reset_g, reset_b;
- int set_r, set_g, set_b;
- if (pPalette) {
- reset_r = FXARGB_R(pPalette[0]);
- reset_g = FXARGB_G(pPalette[0]);
- reset_b = FXARGB_B(pPalette[0]);
- set_r = FXARGB_R(pPalette[1]);
- set_g = FXARGB_G(pPalette[1]);
- set_b = FXARGB_B(pPalette[1]);
- } else {
- reset_r = reset_g = reset_b = 0;
- set_r = set_g = set_b = 255;
- }
- for (int col = 0; col < pixel_count; col ++) {
- int src_r, src_g, src_b;
- if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) {
- src_r = set_r;
- src_g = set_g;
- src_b = set_b;
- } else {
- src_r = reset_r;
- src_g = reset_g;
- src_b = reset_b;
- }
- if (clip_scan && clip_scan[col] < 255) {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, clip_scan[col]);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, clip_scan[col]);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, clip_scan[col]);
- } else {
- dest_scan[2] = src_b;
- dest_scan[1] = src_g;
- dest_scan[0] = src_r;
- }
- dest_scan += DestBpp;
- }
-}
-inline void _CompositeRow_8bppRgb2Argb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width,
- FX_ARGB* pPalette, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < width; col ++) {
- int src_r, src_g, src_b;
- if (pPalette) {
- FX_ARGB argb = pPalette[*src_scan];
- src_r = FXARGB_R(argb);
- src_g = FXARGB_G(argb);
- src_b = FXARGB_B(argb);
- } else {
- src_r = src_g = src_b = *src_scan;
- }
- if (clip_scan == NULL || clip_scan[col] == 255) {
- dest_scan[2] = FX_GAMMA(src_b);
- dest_scan[1] = FX_GAMMA(src_g);
- dest_scan[0] = FX_GAMMA(src_r);
- dest_scan[3] = 255;
- src_scan ++;
- dest_scan += 4;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan ++;
- continue;
- }
- int back_alpha = dest_scan[3];
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], FX_GAMMA(src_b), alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], FX_GAMMA(src_g), alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], FX_GAMMA(src_r), alpha_ratio);
- dest_scan += 4;
- src_scan ++;
- }
-}
-inline void _CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width,
- FX_ARGB* pPalette, FX_LPCBYTE clip_scan)
-{
- int reset_r, reset_g, reset_b;
- int set_r, set_g, set_b;
- if (pPalette) {
- reset_r = FXARGB_R(pPalette[0]);
- reset_g = FXARGB_G(pPalette[0]);
- reset_b = FXARGB_B(pPalette[0]);
- set_r = FXARGB_R(pPalette[1]);
- set_g = FXARGB_G(pPalette[1]);
- set_b = FXARGB_B(pPalette[1]);
- } else {
- reset_r = reset_g = reset_b = 0;
- set_r = set_g = set_b = 255;
- }
- for (int col = 0; col < width; col ++) {
- int src_r, src_g, src_b;
- if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) {
- src_r = set_r;
- src_g = set_g;
- src_b = set_b;
- } else {
- src_r = reset_r;
- src_g = reset_g;
- src_b = reset_b;
- }
- if (clip_scan == NULL || clip_scan[col] == 255) {
- dest_scan[2] = FX_GAMMA(src_b);
- dest_scan[1] = FX_GAMMA(src_g);
- dest_scan[0] = FX_GAMMA(src_r);
- dest_scan[3] = 255;
- dest_scan += 4;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- int back_alpha = dest_scan[3];
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], FX_GAMMA(src_b), alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], FX_GAMMA(src_g), alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], FX_GAMMA(src_r), alpha_ratio);
- dest_scan += 4;
- }
-}
-void _CompositeRow_ByteMask2Argb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count,
- int blend_type, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b));
- dest_scan += 4;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- FX_BYTE dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, dest_scan[2], src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[1], src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[0], src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, alpha_ratio);
- } else {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, alpha_ratio);
- }
- dest_scan += 4;
- }
-}
-void _CompositeRow_ByteMask2Rgb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count,
- int blend_type, int Bpp, FX_LPCBYTE clip_scan)
-{
- for (int col = 0; col < pixel_count; col ++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255;
- } else {
- src_alpha = mask_alpha * src_scan[col] / 255;
- }
- if (src_alpha == 0) {
- dest_scan += Bpp;
- continue;
- }
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- FX_BYTE dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], src_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], src_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], src_alpha);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, dest_scan[2], src_b);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, src_alpha);
- blended = _BLEND(blend_type, dest_scan[1], src_g);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, src_alpha);
- blended = _BLEND(blend_type, dest_scan[0], src_r);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, src_alpha);
- } else {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, src_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, src_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, src_alpha);
- }
- dest_scan += Bpp;
- }
-}
-void _CompositeRow_BitMask2Argb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b,
- int src_left, int pixel_count, int blend_type, FX_LPCBYTE clip_scan)
-{
- if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) {
- FX_ARGB argb = FXARGB_MAKE(0xff, src_r, src_g, src_b);
- for (int col = 0; col < pixel_count; col ++) {
- if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) {
- FXARGB_SETRGBORDERDIB(dest_scan, argb);
- }
- dest_scan += 4;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan += 4;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b));
- dest_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- FX_BYTE dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, dest_scan[2], src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[1], src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[0], src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, alpha_ratio);
- } else {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, alpha_ratio);
- }
- dest_scan += 4;
- }
-}
-void _CompositeRow_BitMask2Rgb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b,
- int src_left, int pixel_count, int blend_type, int Bpp, FX_LPCBYTE clip_scan)
-{
- if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) {
- for (int col = 0; col < pixel_count; col ++) {
- if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) {
- dest_scan[2] = src_b;
- dest_scan[1] = src_g;
- dest_scan[0] = src_r;
- }
- dest_scan += Bpp;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col ++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan += Bpp;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- if (src_alpha == 0) {
- dest_scan += Bpp;
- continue;
- }
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE) {
- int blended_colors[3];
- FX_BYTE src_scan[3];
- FX_BYTE dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], src_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], src_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], src_alpha);
- } else if (blend_type) {
- int back_color = FX_GAMMA(dest_scan[2]);
- int blended = _BLEND(blend_type, back_color, src_b);
- dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- back_color = FX_GAMMA(dest_scan[1]);
- blended = _BLEND(blend_type, back_color, src_g);
- dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- back_color = FX_GAMMA(dest_scan[0]);
- blended = _BLEND(blend_type, back_color, src_r);
- dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- } else {
- dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), src_b, src_alpha));
- dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), src_g, src_alpha));
- dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), src_r, src_alpha));
- }
- dest_scan += Bpp;
- }
-}
-inline FX_BOOL _ScanlineCompositor_InitSourceMask(FXDIB_Format dest_format, int alpha_flag, FX_DWORD mask_color, int& mask_alpha,
- int& mask_red, int& mask_green, int& mask_blue, int& mask_black,
- void* icc_module, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = (ICodec_IccModule*)icc_module;
- if (alpha_flag >> 8) {
- mask_alpha = alpha_flag & 0xff;
- mask_red = FXSYS_GetCValue(mask_color);
- mask_green = FXSYS_GetMValue(mask_color);
- mask_blue = FXSYS_GetYValue(mask_color);
- mask_black = FXSYS_GetKValue(mask_color);
- } else {
- mask_alpha = FXARGB_A(mask_color);
- mask_red = FXARGB_R(mask_color);
- mask_green = FXARGB_G(mask_color);
- mask_blue = FXARGB_B(mask_color);
- }
- if (dest_format == FXDIB_8bppMask) {
- return TRUE;
- }
- if ((dest_format & 0xff) == 8) {
- if (pIccTransform) {
- mask_color = (alpha_flag >> 8) ? FXCMYK_TODIB(mask_color) : FXARGB_TODIB(mask_color);
- FX_LPBYTE gray_p = (FX_LPBYTE)&mask_color;
- pIccModule->TranslateScanline(pIccTransform, gray_p, gray_p, 1);
- mask_red = dest_format & 0x0400 ? FX_CCOLOR(gray_p[0]) : gray_p[0];
- } else {
- if (alpha_flag >> 8) {
- FX_BYTE r, g, b;
- AdobeCMYK_to_sRGB1(mask_red, mask_green, mask_blue, mask_black,
- r, g, b);
- mask_red = FXRGB2GRAY(r, g, b);
- } else {
- mask_red = FXRGB2GRAY(mask_red, mask_green, mask_blue);
- }
- if (dest_format & 0x0400) {
- mask_red = FX_CCOLOR(mask_red);
- }
- }
- } else {
- FX_LPBYTE mask_color_p = (FX_LPBYTE)&mask_color;
- mask_color = (alpha_flag >> 8) ? FXCMYK_TODIB(mask_color) : FXARGB_TODIB(mask_color);
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, mask_color_p, mask_color_p, 1);
- mask_red = mask_color_p[2];
- mask_green = mask_color_p[1];
- mask_blue = mask_color_p[0];
- } else if (alpha_flag >> 8) {
- AdobeCMYK_to_sRGB1(mask_color_p[0], mask_color_p[1], mask_color_p[2], mask_color_p[3],
- mask_color_p[2], mask_color_p[1], mask_color_p[0]);
- mask_red = mask_color_p[2];
- mask_green = mask_color_p[1];
- mask_blue = mask_color_p[0];
- }
- }
- return TRUE;
-}
-inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB_Format dest_format,
- FX_DWORD*& pDestPalette, FX_DWORD* pSrcPalette,
- void* icc_module, void* pIccTransform)
-{
- ICodec_IccModule* pIccModule = (ICodec_IccModule*)icc_module;
- FX_BOOL isSrcCmyk = src_format & 0x0400 ? TRUE : FALSE;
- FX_BOOL isDstCmyk = dest_format & 0x0400 ? TRUE : FALSE;
- pDestPalette = NULL;
- if (pIccTransform) {
- if (pSrcPalette) {
- if ((dest_format & 0xff) == 8) {
- int pal_count = 1 << (src_format & 0xff);
- FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count);
- if (!gray_pal) {
- return;
- }
- pDestPalette = (FX_DWORD*)gray_pal;
- for (int i = 0; i < pal_count; i ++) {
- FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i]) : FXARGB_TODIB(pSrcPalette[i]);
- pIccModule->TranslateScanline(pIccTransform, gray_pal, (FX_LPCBYTE)&color, 1);
- gray_pal ++;
- }
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(FX_DWORD, palsize);
- if (!pDestPalette) {
- return;
- }
- for (int i = 0; i < palsize; i ++) {
- FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i]) : FXARGB_TODIB(pSrcPalette[i]);
- pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&color, (FX_LPCBYTE)&color, 1);
- pDestPalette[i] = isDstCmyk ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
- }
- }
- } else {
- int pal_count = 1 << (src_format & 0xff);
- FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count);
- if (!gray_pal) {
- return;
- }
- if (pal_count == 2) {
- gray_pal[0] = 0;
- gray_pal[1] = 255;
- } else {
- for (int i = 0; i < pal_count; i++) {
- gray_pal[i] = i;
- }
- }
- if ((dest_format & 0xff) == 8) {
- pIccModule->TranslateScanline(pIccTransform, gray_pal, gray_pal, pal_count);
- pDestPalette = (FX_DWORD*)gray_pal;
- } else {
- pDestPalette = FX_Alloc(FX_DWORD, pal_count);
- if (!pDestPalette) {
- FX_Free(gray_pal);
- return;
- }
- for (int i = 0; i < pal_count; i ++) {
- pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&pDestPalette[i], &gray_pal[i], 1);
- pDestPalette[i] = isDstCmyk ? FXCMYK_TODIB(pDestPalette[i]) : FXARGB_TODIB(pDestPalette[i]);
- }
- FX_Free(gray_pal);
- }
- }
- } else {
- if (pSrcPalette) {
- if ((dest_format & 0xff) == 8) {
- int pal_count = 1 << (src_format & 0xff);
- FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count);
- if (!gray_pal) {
- return;
- }
- pDestPalette = (FX_DWORD*)gray_pal;
- if (isSrcCmyk) {
- for (int i = 0; i < pal_count; i ++) {
- FX_CMYK cmyk = pSrcPalette[i];
- FX_BYTE r, g, b;
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(cmyk), FXSYS_GetMValue(cmyk), FXSYS_GetYValue(cmyk), FXSYS_GetKValue(cmyk),
- r, g, b);
- *gray_pal ++ = FXRGB2GRAY(r, g, b);
- }
- } else
- for (int i = 0; i < pal_count; i ++) {
- FX_ARGB argb = pSrcPalette[i];
- *gray_pal ++ = FXRGB2GRAY(FXARGB_R(argb), FXARGB_G(argb), FXARGB_B(argb));
- }
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(FX_DWORD, palsize);
- if (!pDestPalette) {
- return;
- }
- if (isDstCmyk == isSrcCmyk) {
- FXSYS_memcpy32(pDestPalette, pSrcPalette, palsize * sizeof(FX_DWORD));
- } else {
- for (int i = 0; i < palsize; i ++) {
- FX_CMYK cmyk = pSrcPalette[i];
- FX_BYTE r, g, b;
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(cmyk), FXSYS_GetMValue(cmyk), FXSYS_GetYValue(cmyk), FXSYS_GetKValue(cmyk),
- r, g, b);
- pDestPalette[i] = FXARGB_MAKE(0xff, r, g, b);
- }
- }
- }
- } else {
- if ((dest_format & 0xff) == 8) {
- int pal_count = 1 << (src_format & 0xff);
- FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count);
- if (!gray_pal) {
- return;
- }
- if (pal_count == 2) {
- gray_pal[0] = 0;
- gray_pal[1] = 255;
- } else {
- for (int i = 0; i < pal_count; i++) {
- gray_pal[i] = i;
- }
- }
- pDestPalette = (FX_DWORD*)gray_pal;
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(FX_DWORD, palsize);
- if (!pDestPalette) {
- return;
- }
- if (palsize == 2) {
- pDestPalette[0] = isSrcCmyk ? 255 : 0xff000000;
- pDestPalette[1] = isSrcCmyk ? 0 : 0xffffffff;
- } else {
- for (int i = 0; i < palsize; i++) {
- pDestPalette[i] = isSrcCmyk ? FX_CCOLOR(i) : (i * 0x10101);
- }
- }
- if (isSrcCmyk != isDstCmyk) {
- for (int i = 0; i < palsize; i ++) {
- FX_CMYK cmyk = pDestPalette[i];
- FX_BYTE r, g, b;
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(cmyk), FXSYS_GetMValue(cmyk), FXSYS_GetYValue(cmyk), FXSYS_GetKValue(cmyk),
- r, g, b);
- pDestPalette[i] = FXARGB_MAKE(0xff, r, g, b);
- }
- }
- }
- }
- }
-}
-CFX_ScanlineCompositor::CFX_ScanlineCompositor()
-{
- m_pSrcPalette = NULL;
- m_pCacheScanline = NULL;
- m_CacheSize = 0;
- m_bRgbByteOrder = FALSE;
- m_BlendType = FXDIB_BLEND_NORMAL;
-}
-CFX_ScanlineCompositor::~CFX_ScanlineCompositor()
-{
- if (m_pSrcPalette) {
- FX_Free(m_pSrcPalette);
- }
- if (m_pCacheScanline) {
- FX_Free(m_pCacheScanline);
- }
-}
-FX_BOOL CFX_ScanlineCompositor::Init(FXDIB_Format dest_format, FXDIB_Format src_format, FX_INT32 width, FX_DWORD* pSrcPalette,
- FX_DWORD mask_color, int blend_type, FX_BOOL bClip, FX_BOOL bRgbByteOrder, int alpha_flag, void* pIccTransform)
-{
- m_SrcFormat = src_format;
- m_DestFormat = dest_format;
- m_BlendType = blend_type;
- m_bRgbByteOrder = bRgbByteOrder;
- ICodec_IccModule* pIccModule = NULL;
- if (CFX_GEModule::Get()->GetCodecModule()) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (pIccModule == NULL) {
- pIccTransform = NULL;
- }
- m_pIccTransform = pIccTransform;
- if ((dest_format & 0xff) == 1) {
- return FALSE;
- }
- if (m_SrcFormat == FXDIB_1bppMask || m_SrcFormat == FXDIB_8bppMask) {
- return _ScanlineCompositor_InitSourceMask(dest_format, alpha_flag, mask_color,
- m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, m_MaskBlack,
- pIccModule, pIccTransform);
- }
- if (pIccTransform == NULL && (~src_format & 0x0400) && (dest_format & 0x0400)) {
- return FALSE;
- }
- if ((m_SrcFormat & 0xff) <= 8) {
- if (dest_format == FXDIB_8bppMask) {
- return TRUE;
- }
- _ScanlineCompositor_InitSourcePalette(src_format, dest_format, m_pSrcPalette, pSrcPalette,
- pIccModule, pIccTransform);
- m_Transparency = (dest_format == FXDIB_Argb ? 1 : 0)
- + (dest_format & 0x0200 ? 2 : 0)
- + (dest_format & 0x0400 ? 4 : 0)
- + ((src_format & 0xff) == 1 ? 8 : 0);
- return TRUE;
- }
- m_Transparency = (src_format & 0x0200 ? 0 : 1)
- + (dest_format & 0x0200 ? 0 : 2)
- + (blend_type == FXDIB_BLEND_NORMAL ? 4 : 0)
- + (bClip ? 8 : 0)
- + (src_format & 0x0400 ? 16 : 0)
- + (dest_format & 0x0400 ? 32 : 0)
- + (pIccTransform ? 64 : 0);
- return TRUE;
-}
-void CFX_ScanlineCompositor::CompositeRgbBitmapLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_extra_alpha, FX_LPBYTE dst_extra_alpha)
-{
- int src_Bpp = (m_SrcFormat & 0xff) >> 3;
- int dest_Bpp = (m_DestFormat & 0xff) >> 3;
- int dest_Size = width * dest_Bpp + 4;
- if (m_bRgbByteOrder) {
- switch (m_Transparency) {
- case 0:
- case 4:
- case 8:
- case 12:
- _CompositeRow_Argb2Argb_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, clip_scan);
- break;
- case 1:
- _CompositeRow_Rgb2Argb_Blend_NoClip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, src_Bpp);
- break;
- case 2:
- case 10:
- _CompositeRow_Argb2Rgb_Blend_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, dest_Bpp, clip_scan);
- break;
- case 3:
- _CompositeRow_Rgb2Rgb_Blend_NoClip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp);
- break;
- case 5:
- _CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(dest_scan, src_scan, width, src_Bpp);
- break;
- case 6:
- case 14:
- _CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(dest_scan, src_scan, width, dest_Bpp, clip_scan);
- break;
- case 7:
- _CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(dest_scan, src_scan, width, dest_Bpp, src_Bpp);
- break;
- case 9:
- _CompositeRow_Rgb2Argb_Blend_Clip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, src_Bpp, clip_scan);
- break;
- case 11:
- _CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, clip_scan);
- break;
- case 13:
- _CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(dest_scan, src_scan, width, src_Bpp, clip_scan);
- break;
- case 15:
- _CompositeRow_Rgb2Rgb_NoBlend_Clip_RgbByteOrder(dest_scan, src_scan, width, dest_Bpp, src_Bpp, clip_scan);
- break;
- }
- return;
- }
- if (m_DestFormat == FXDIB_8bppMask) {
- if (m_SrcFormat & 0x0200) {
- if (m_SrcFormat == FXDIB_Argb) {
- _CompositeRow_Argb2Mask(dest_scan, src_scan, width, clip_scan);
- } else {
- _CompositeRow_Rgba2Mask(dest_scan, src_extra_alpha, width, clip_scan);
- }
- } else {
- _CompositeRow_Rgb2Mask(dest_scan, src_scan, width, clip_scan);
- }
- } else if ((m_DestFormat & 0xff) == 8) {
- if (m_DestFormat & 0x0400) {
- for (int i = 0; i < width; i ++) {
- *dest_scan = ~*dest_scan;
- dest_scan++;
- }
- }
- if (m_SrcFormat & 0x0200) {
- if (m_DestFormat & 0x0200) {
- _CompositeRow_Argb2Graya(dest_scan, src_scan, width, m_BlendType, clip_scan, src_extra_alpha, dst_extra_alpha, m_pIccTransform);
- } else {
- _CompositeRow_Argb2Gray(dest_scan, src_scan, width, m_BlendType, clip_scan, src_extra_alpha, m_pIccTransform);
- }
- } else {
- if (m_DestFormat & 0x0200) {
- _CompositeRow_Rgb2Graya(dest_scan, src_scan, src_Bpp, width, m_BlendType, clip_scan, dst_extra_alpha, m_pIccTransform);
- } else {
- _CompositeRow_Rgb2Gray(dest_scan, src_scan, src_Bpp, width, m_BlendType, clip_scan, m_pIccTransform);
- }
- }
- if (m_DestFormat & 0x0400) {
- for (int i = 0; i < width; i ++) {
- *dest_scan = ~*dest_scan;
- dest_scan++;
- }
- }
- } else {
- if (dest_Size > m_CacheSize) {
- m_pCacheScanline = FX_Realloc(FX_BYTE, m_pCacheScanline, dest_Size);
- if (!m_pCacheScanline) {
- return;
- }
- m_CacheSize = dest_Size;
- }
- switch (m_Transparency) {
- case 0:
- case 4:
- case 8:
- case 4+8: {
- _CompositeRow_Argb2Argb(dest_scan, src_scan, width, m_BlendType, clip_scan,
- dst_extra_alpha, src_extra_alpha);
- }
- break;
- case 64:
- case 4+64:
- case 8+64:
- case 4+8+64: {
- _CompositeRow_Argb2Argb_Transform(dest_scan, src_scan, width, m_BlendType, clip_scan,
- dst_extra_alpha, src_extra_alpha, m_pCacheScanline, m_pIccTransform);
- }
- break;
- case 1:
- _CompositeRow_Rgb2Argb_Blend_NoClip(dest_scan, src_scan, width, m_BlendType, src_Bpp,
- dst_extra_alpha);
- break;
- case 1+64:
- _CompositeRow_Rgb2Argb_Blend_NoClip_Transform(dest_scan, src_scan, width, m_BlendType, src_Bpp,
- dst_extra_alpha, m_pCacheScanline, m_pIccTransform);
- break;
- case 1+8:
- _CompositeRow_Rgb2Argb_Blend_Clip(dest_scan, src_scan, width, m_BlendType, src_Bpp, clip_scan,
- dst_extra_alpha);
- break;
- case 1+8+64:
- _CompositeRow_Rgb2Argb_Blend_Clip_Transform(dest_scan, src_scan, width, m_BlendType, src_Bpp, clip_scan,
- dst_extra_alpha, m_pCacheScanline, m_pIccTransform);
- break;
- case 1+4:
- _CompositeRow_Rgb2Argb_NoBlend_NoClip(dest_scan, src_scan, width, src_Bpp,
- dst_extra_alpha);
- break;
- case 1+4+64:
- _CompositeRow_Rgb2Argb_NoBlend_NoClip_Transform(dest_scan, src_scan, width, src_Bpp,
- dst_extra_alpha, m_pCacheScanline, m_pIccTransform);
- break;
- case 1+4+8:
- _CompositeRow_Rgb2Argb_NoBlend_Clip(dest_scan, src_scan, width, src_Bpp, clip_scan,
- dst_extra_alpha);
- break;
- case 1+4+8+64:
- _CompositeRow_Rgb2Argb_NoBlend_Clip_Transform(dest_scan, src_scan, width, src_Bpp, clip_scan,
- dst_extra_alpha, m_pCacheScanline, m_pIccTransform);
- break;
- case 2:
- case 2+8:
- _CompositeRow_Argb2Rgb_Blend(dest_scan, src_scan, width, m_BlendType, dest_Bpp, clip_scan,
- src_extra_alpha);
- break;
- case 2+64:
- case 2+8+64:
- _CompositeRow_Argb2Rgb_Blend_Transform(dest_scan, src_scan, width, m_BlendType, dest_Bpp, clip_scan,
- src_extra_alpha, m_pCacheScanline, m_pIccTransform);
- break;
- case 2+4:
- case 2+4+8:
- _CompositeRow_Argb2Rgb_NoBlend(dest_scan, src_scan, width, dest_Bpp, clip_scan,
- src_extra_alpha);
- break;
- case 2+4+64:
- case 2+4+8+64:
- _CompositeRow_Argb2Rgb_NoBlend_Transform(dest_scan, src_scan, width, dest_Bpp, clip_scan,
- src_extra_alpha, m_pCacheScanline, m_pIccTransform);
- break;
- case 1+2:
- _CompositeRow_Rgb2Rgb_Blend_NoClip(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp);
- break;
- case 1+2+64:
- _CompositeRow_Rgb2Rgb_Blend_NoClip_Transform(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp,
- m_pCacheScanline, m_pIccTransform);
- break;
- case 1+2+8:
- _CompositeRow_Rgb2Rgb_Blend_Clip(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, clip_scan);
- break;
- case 1+2+8+64:
- _CompositeRow_Rgb2Rgb_Blend_Clip_Transform(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, clip_scan,
- m_pCacheScanline, m_pIccTransform);
- break;
- case 1+2+4:
- _CompositeRow_Rgb2Rgb_NoBlend_NoClip(dest_scan, src_scan, width, dest_Bpp, src_Bpp);
- break;
- case 1+2+4+64:
- _CompositeRow_Rgb2Rgb_NoBlend_NoClip_Transform(dest_scan, src_scan, width, dest_Bpp, src_Bpp,
- m_pCacheScanline, m_pIccTransform);
- break;
- case 1+2+4+8:
- _CompositeRow_Rgb2Rgb_NoBlend_Clip(dest_scan, src_scan, width, dest_Bpp, src_Bpp, clip_scan);
- break;
- case 1+2+4+8+64:
- _CompositeRow_Rgb2Rgb_NoBlend_Clip_Transform(dest_scan, src_scan, width, dest_Bpp, src_Bpp, clip_scan,
- m_pCacheScanline, m_pIccTransform);
- break;
- }
- }
-}
-void CFX_ScanlineCompositor::CompositePalBitmapLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_extra_alpha, FX_LPBYTE dst_extra_alpha)
-{
- if (m_bRgbByteOrder) {
- if (m_SrcFormat == FXDIB_1bppRgb) {
- if (m_DestFormat == FXDIB_8bppRgb) {
- return;
- } else if(m_DestFormat == FXDIB_Argb) {
- _CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(dest_scan, src_scan, src_left, width, m_pSrcPalette, clip_scan);
- } else {
- _CompositeRow_1bppRgb2Rgb_NoBlend_RgbByteOrder(dest_scan, src_scan, src_left, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan);
- }
- } else {
- if (m_DestFormat == FXDIB_8bppRgb) {
- return;
- } else if (m_DestFormat == FXDIB_Argb) {
- _CompositeRow_8bppRgb2Argb_NoBlend_RgbByteOrder(dest_scan, src_scan, width, m_pSrcPalette, clip_scan);
- } else {
- _CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(dest_scan, src_scan, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan);
- }
- }
- return;
- }
- if (m_DestFormat == FXDIB_8bppMask) {
- _CompositeRow_Rgb2Mask(dest_scan, src_scan, width, clip_scan);
- return;
- } else if ((m_DestFormat & 0xff) == 8) {
- if (m_Transparency & 8) {
- if (m_DestFormat & 0x0200) {
- _CompositeRow_1bppPal2Graya(dest_scan, src_scan, src_left, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan, dst_extra_alpha);
- } else {
- _CompositeRow_1bppPal2Gray(dest_scan, src_scan, src_left, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan);
- }
- } else {
- if (m_DestFormat & 0x0200)
- _CompositeRow_8bppPal2Graya(dest_scan, src_scan, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan,
- dst_extra_alpha, src_extra_alpha);
- else
- _CompositeRow_8bppPal2Gray(dest_scan, src_scan, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan,
- src_extra_alpha);
- }
- } else {
- switch (m_Transparency) {
- case 1+2:
- _CompositeRow_8bppRgb2Argb_NoBlend(dest_scan, src_scan, width, m_pSrcPalette, clip_scan,
- src_extra_alpha);
- break;
- case 1+2+8:
- _CompositeRow_1bppRgb2Argb_NoBlend(dest_scan, src_scan, src_left, width, m_pSrcPalette, clip_scan);
- break;
- case 0:
- _CompositeRow_8bppRgb2Rgb_NoBlend(dest_scan, src_scan, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan,
- src_extra_alpha);
- break;
- case 0+8:
- _CompositeRow_1bppRgb2Rgb_NoBlend(dest_scan, src_scan, src_left, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan);
- break;
- case 0+2:
- _CompositeRow_8bppRgb2Rgb_NoBlend(dest_scan, src_scan, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan,
- src_extra_alpha);
- break;
- case 0+2+8:
- _CompositeRow_1bppRgb2Rgba_NoBlend(dest_scan, src_scan, src_left, width, m_pSrcPalette, clip_scan,
- dst_extra_alpha);
- break;
- break;
- }
- }
-}
-void CFX_ScanlineCompositor::CompositeByteMaskLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, FX_LPCBYTE clip_scan,
- FX_LPBYTE dst_extra_alpha)
-{
- if (m_DestFormat == FXDIB_8bppMask) {
- _CompositeRow_ByteMask2Mask(dest_scan, src_scan, m_MaskAlpha, width, clip_scan);
- } else if ((m_DestFormat & 0xff) == 8) {
- if (m_DestFormat & 0x0200) {
- _CompositeRow_ByteMask2Graya(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, width, clip_scan, dst_extra_alpha);
- } else {
- _CompositeRow_ByteMask2Gray(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, width, clip_scan);
- }
- } else if (m_bRgbByteOrder) {
- if (m_DestFormat == FXDIB_Argb)
- _CompositeRow_ByteMask2Argb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- width, m_BlendType, clip_scan);
- else
- _CompositeRow_ByteMask2Rgb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
- return;
- } else if (m_DestFormat == FXDIB_Argb)
- _CompositeRow_ByteMask2Argb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- width, m_BlendType, clip_scan);
- else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32)
- _CompositeRow_ByteMask2Rgb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
- else if (m_DestFormat == FXDIB_Rgba)
- _CompositeRow_ByteMask2Rgba(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- width, m_BlendType, clip_scan, dst_extra_alpha);
-}
-void CFX_ScanlineCompositor::CompositeBitMaskLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, FX_LPCBYTE clip_scan,
- FX_LPBYTE dst_extra_alpha)
-{
- if (m_DestFormat == FXDIB_8bppMask) {
- _CompositeRow_BitMask2Mask(dest_scan, src_scan, m_MaskAlpha, src_left, width, clip_scan);
- } else if ((m_DestFormat & 0xff) == 8) {
- if (m_DestFormat & 0x0200)
- _CompositeRow_BitMask2Graya(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, src_left, width, clip_scan,
- dst_extra_alpha);
- else {
- _CompositeRow_BitMask2Gray(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, src_left, width, clip_scan);
- }
- } else if (m_bRgbByteOrder) {
- if (m_DestFormat == FXDIB_Argb)
- _CompositeRow_BitMask2Argb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- src_left, width, m_BlendType, clip_scan);
- else
- _CompositeRow_BitMask2Rgb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- src_left, width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
- return;
- } else if (m_DestFormat == FXDIB_Argb)
- _CompositeRow_BitMask2Argb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- src_left, width, m_BlendType, clip_scan);
- else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32)
- _CompositeRow_BitMask2Rgb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
- src_left, width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
-}
-FX_BOOL CFX_DIBitmap::CompositeBitmap(int dest_left, int dest_top, int width, int height,
- const CFX_DIBSource* pSrcBitmap, int src_left, int src_top,
- int blend_type, const CFX_ClipRgn* pClipRgn, FX_BOOL bRgbByteOrder, void* pIccTransform)
-{
- if (m_pBuffer == NULL) {
- return FALSE;
- }
- ASSERT(!pSrcBitmap->IsAlphaMask());
- ASSERT(m_bpp >= 8);
- if (pSrcBitmap->IsAlphaMask() || m_bpp < 8) {
- return FALSE;
- }
- GetOverlapRect(dest_left, dest_top, width, height, pSrcBitmap->GetWidth(), pSrcBitmap->GetHeight(),
- src_left, src_top, pClipRgn);
- if (width == 0 || height == 0) {
- return TRUE;
- }
- const CFX_DIBitmap* pClipMask = NULL;
- FX_RECT clip_box;
- if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) {
- ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF);
- pClipMask = pClipRgn->GetMask();
- clip_box = pClipRgn->GetBox();
- }
- CFX_ScanlineCompositor compositor;
- if (!compositor.Init(GetFormat(), pSrcBitmap->GetFormat(), width, pSrcBitmap->GetPalette(), 0, blend_type,
- pClipMask != NULL, bRgbByteOrder, 0, pIccTransform)) {
- return FALSE;
- }
- int dest_Bpp = m_bpp / 8;
- int src_Bpp = pSrcBitmap->GetBPP() / 8;
- FX_BOOL bRgb = FALSE;
- FX_BOOL bCmyk = FALSE;
- if (src_Bpp > 1) {
- if (pSrcBitmap->IsCmykImage()) {
- bCmyk = TRUE;
- } else {
- bRgb = TRUE;
- }
- }
- CFX_DIBitmap* pSrcAlphaMask = pSrcBitmap->m_pAlphaMask;
- for (int row = 0; row < height; row ++) {
- FX_LPBYTE dest_scan = m_pBuffer + (dest_top + row) * m_Pitch + dest_left * dest_Bpp;
- FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * src_Bpp;
- FX_LPCBYTE src_scan_extra_alpha = pSrcAlphaMask ? pSrcAlphaMask->GetScanline(src_top + row) + src_left : NULL;
- FX_LPBYTE dst_scan_extra_alpha = m_pAlphaMask ? (FX_LPBYTE)m_pAlphaMask->GetScanline(dest_top + row) + dest_left : NULL;
- FX_LPCBYTE clip_scan = NULL;
- if (pClipMask) {
- clip_scan = pClipMask->m_pBuffer + (dest_top + row - clip_box.top) * pClipMask->m_Pitch + (dest_left - clip_box.left);
- }
- if (bRgb) {
- compositor.CompositeRgbBitmapLine(dest_scan, src_scan, width, clip_scan, src_scan_extra_alpha, dst_scan_extra_alpha);
- } else {
- compositor.CompositePalBitmapLine(dest_scan, src_scan, src_left, width, clip_scan, src_scan_extra_alpha, dst_scan_extra_alpha);
- }
- }
- return TRUE;
-}
-FX_BOOL CFX_DIBitmap::CompositeMask(int dest_left, int dest_top, int width, int height,
- const CFX_DIBSource* pMask, FX_DWORD color, int src_left, int src_top,
- int blend_type, const CFX_ClipRgn* pClipRgn, FX_BOOL bRgbByteOrder, int alpha_flag, void* pIccTransform)
-{
- if (m_pBuffer == NULL) {
- return FALSE;
- }
- ASSERT(pMask->IsAlphaMask());
- ASSERT(m_bpp >= 8);
- if (!pMask->IsAlphaMask() || m_bpp < 8) {
- return FALSE;
- }
- GetOverlapRect(dest_left, dest_top, width, height, pMask->GetWidth(), pMask->GetHeight(), src_left, src_top, pClipRgn);
- if (width == 0 || height == 0) {
- return TRUE;
- }
- int src_alpha = (FX_BYTE)(alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color);
- if (src_alpha == 0) {
- return TRUE;
- }
- const CFX_DIBitmap* pClipMask = NULL;
- FX_RECT clip_box;
- if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) {
- ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF);
- pClipMask = pClipRgn->GetMask();
- clip_box = pClipRgn->GetBox();
- }
- int src_bpp = pMask->GetBPP();
- int Bpp = GetBPP() / 8;
- CFX_ScanlineCompositor compositor;
- if (!compositor.Init(GetFormat(), pMask->GetFormat(), width, NULL, color, blend_type, pClipMask != NULL, bRgbByteOrder, alpha_flag, pIccTransform)) {
- return FALSE;
- }
- for (int row = 0; row < height; row ++) {
- FX_LPBYTE dest_scan = m_pBuffer + (dest_top + row) * m_Pitch + dest_left * Bpp;
- FX_LPCBYTE src_scan = pMask->GetScanline(src_top + row);
- FX_LPBYTE dst_scan_extra_alpha = m_pAlphaMask ? (FX_LPBYTE)m_pAlphaMask->GetScanline(dest_top + row) + dest_left : NULL;
- FX_LPCBYTE clip_scan = NULL;
- if (pClipMask) {
- clip_scan = pClipMask->m_pBuffer + (dest_top + row - clip_box.top) * pClipMask->m_Pitch + (dest_left - clip_box.left);
- }
- if (src_bpp == 1) {
- compositor.CompositeBitMaskLine(dest_scan, src_scan, src_left, width, clip_scan, dst_scan_extra_alpha);
- } else {
- compositor.CompositeByteMaskLine(dest_scan, src_scan + src_left, width, clip_scan, dst_scan_extra_alpha);
- }
- }
- return TRUE;
-}
-FX_BOOL CFX_DIBitmap::CompositeRect(int left, int top, int width, int height, FX_DWORD color, int alpha_flag, void* pIccTransform)
-{
- if (m_pBuffer == NULL) {
- return FALSE;
- }
- int src_alpha = (alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color);
- if (src_alpha == 0) {
- return TRUE;
- }
- FX_RECT rect(left, top, left + width, top + height);
- rect.Intersect(0, 0, m_Width, m_Height);
- if (rect.IsEmpty()) {
- return TRUE;
- }
- width = rect.Width();
- FX_DWORD dst_color;
- if (alpha_flag >> 8) {
- dst_color = FXCMYK_TODIB(color);
- } else {
- dst_color = FXARGB_TODIB(color);
- }
- FX_LPBYTE color_p = (FX_LPBYTE)&dst_color;
- if (m_bpp == 8) {
- FX_BYTE gray = 255;
- if (!IsAlphaMask()) {
- if (pIccTransform && CFX_GEModule::Get()->GetCodecModule() && CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) {
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- pIccModule->TranslateScanline(pIccTransform, &gray, color_p, 1);
- } else {
- if (alpha_flag >> 8) {
- FX_BYTE r, g, b;
- AdobeCMYK_to_sRGB1(color_p[0], color_p[1], color_p[2], color_p[3],
- r, g, b);
- gray = FXRGB2GRAY(r, g, b);
- } else {
- gray = (FX_BYTE)FXRGB2GRAY((int)color_p[2], color_p[1], color_p[0]);
- }
- }
- if (IsCmykImage()) {
- gray = ~gray;
- }
- }
- for (int row = rect.top; row < rect.bottom; row ++) {
- FX_LPBYTE dest_scan = m_pBuffer + row * m_Pitch + rect.left;
- if (src_alpha == 255) {
- FXSYS_memset8(dest_scan, gray, width);
- } else
- for (int col = 0; col < width; col ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- dest_scan ++;
- }
- }
- return TRUE;
- } else if (m_bpp == 1) {
- ASSERT(!IsCmykImage() && (FX_BYTE)(alpha_flag >> 8) == 0);
- int left_shift = rect.left % 8;
- int right_shift = rect.right % 8;
- int width = rect.right / 8 - rect.left / 8;
- int index = 0;
- if (m_pPalette == NULL) {
- index = ((FX_BYTE)color == 0xff) ? 1 : 0;
- } else {
- for (int i = 0; i < 2; i ++)
- if (m_pPalette[i] == color) {
- index = i;
- }
- }
- for (int row = rect.top; row < rect.bottom; row ++) {
- FX_BYTE* dest_scan_top = (FX_BYTE*)GetScanline(row) + rect.left / 8;
- FX_BYTE* dest_scan_top_r = (FX_BYTE*)GetScanline(row) + rect.right / 8;
- FX_BYTE left_flag = *dest_scan_top & (255 << (8 - left_shift));
- FX_BYTE right_flag = *dest_scan_top_r & (255 >> right_shift);
- if (width) {
- FXSYS_memset8(dest_scan_top + 1, index ? 255 : 0, width - 1);
- if (!index) {
- *dest_scan_top &= left_flag;
- *dest_scan_top_r &= right_flag;
- } else {
- *dest_scan_top |= ~left_flag;
- *dest_scan_top_r |= ~right_flag;
- }
- } else {
- if (!index) {
- *dest_scan_top &= left_flag | right_flag;
- } else {
- *dest_scan_top |= ~(left_flag | right_flag);
- }
- }
- }
- return TRUE;
- }
- ASSERT(m_bpp >= 24);
- if (m_bpp < 24) {
- return FALSE;
- }
- if (pIccTransform && CFX_GEModule::Get()->GetCodecModule()) {
- ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- pIccModule->TranslateScanline(pIccTransform, color_p, color_p, 1);
- } else {
- if (alpha_flag >> 8 && !IsCmykImage())
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color), FXSYS_GetYValue(color), FXSYS_GetKValue(color),
- color_p[2], color_p[1], color_p[0]);
- else if (!(alpha_flag >> 8) && IsCmykImage()) {
- return FALSE;
- }
- }
- if(!IsCmykImage()) {
- color_p[3] = (FX_BYTE)src_alpha;
- }
- int Bpp = m_bpp / 8;
- FX_BOOL bAlpha = HasAlpha();
- FX_BOOL bArgb = GetFormat() == FXDIB_Argb ? TRUE : FALSE;
- if (src_alpha == 255) {
- for (int row = rect.top; row < rect.bottom; row ++) {
- FX_LPBYTE dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp;
- FX_LPBYTE dest_scan_alpha = m_pAlphaMask ? (FX_LPBYTE)m_pAlphaMask->GetScanline(row) + rect.left : NULL;
- if (dest_scan_alpha) {
- FXSYS_memset8(dest_scan_alpha, 0xff, width);
- }
- if (Bpp == 4) {
- FX_DWORD* scan = (FX_DWORD*)dest_scan;
- for (int col = 0; col < width; col ++) {
- *scan ++ = dst_color;
- }
- } else {
- for (int col = 0; col < width; col ++) {
- *dest_scan ++ = color_p[0];
- *dest_scan ++ = color_p[1];
- *dest_scan ++ = color_p[2];
- }
- }
- }
- return TRUE;
- }
- for (int row = rect.top; row < rect.bottom; row ++) {
- FX_LPBYTE dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp;
- if (bAlpha) {
- if (bArgb) {
- for (int col = 0; col < width; col ++) {
- FX_BYTE back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, color_p[2], color_p[1], color_p[0]));
- dest_scan += 4;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[0], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[1], alpha_ratio);
- dest_scan ++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[2], alpha_ratio);
- dest_scan ++;
- *dest_scan++ = dest_alpha;
- }
- } else {
- FX_LPBYTE dest_scan_alpha = (FX_LPBYTE)m_pAlphaMask->GetScanline(row) + rect.left;
- for (int col = 0; col < width; col ++) {
- FX_BYTE back_alpha = *dest_scan_alpha;
- if (back_alpha == 0) {
- *dest_scan_alpha++ = src_alpha;
- FXSYS_memcpy32(dest_scan, color_p, Bpp);
- dest_scan += Bpp;
- continue;
- }
- FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_scan_alpha ++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- for(int comps = 0; comps < Bpp; comps ++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], alpha_ratio);
- dest_scan ++;
- }
- }
- }
- } else {
- for (int col = 0; col < width; col ++) {
- for(int comps = 0; comps < Bpp; comps ++) {
- if (comps == 3) {
- *dest_scan ++ = 255;
- continue;
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], src_alpha);
- dest_scan ++;
- }
- }
- }
- }
- return TRUE;
-}
-CFX_BitmapComposer::CFX_BitmapComposer()
-{
- m_pScanlineV = NULL;
- m_pScanlineAlphaV = NULL;
- m_pClipScanV = NULL;
- m_pAddClipScan = NULL;
- m_bRgbByteOrder = FALSE;
- m_BlendType = FXDIB_BLEND_NORMAL;
-}
-CFX_BitmapComposer::~CFX_BitmapComposer()
-{
- if (m_pScanlineV) {
- FX_Free(m_pScanlineV);
- }
- if (m_pScanlineAlphaV) {
- FX_Free(m_pScanlineAlphaV);
- }
- if (m_pClipScanV) {
- FX_Free(m_pClipScanV);
- }
- if (m_pAddClipScan) {
- FX_Free(m_pAddClipScan);
- }
-}
-void CFX_BitmapComposer::Compose(CFX_DIBitmap* pDest, const CFX_ClipRgn* pClipRgn, int bitmap_alpha,
- FX_DWORD mask_color, FX_RECT& dest_rect, FX_BOOL bVertical,
- FX_BOOL bFlipX, FX_BOOL bFlipY, FX_BOOL bRgbByteOrder,
- int alpha_flag, void* pIccTransform, int blend_type)
-{
- m_pBitmap = pDest;
- m_pClipRgn = pClipRgn;
- m_DestLeft = dest_rect.left;
- m_DestTop = dest_rect.top;
- m_DestWidth = dest_rect.Width();
- m_DestHeight = dest_rect.Height();
- m_BitmapAlpha = bitmap_alpha;
- m_MaskColor = mask_color;
- m_pClipMask = NULL;
- if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) {
- m_pClipMask = pClipRgn->GetMask();
- }
- m_bVertical = bVertical;
- m_bFlipX = bFlipX;
- m_bFlipY = bFlipY;
- m_AlphaFlag = alpha_flag;
- m_pIccTransform = pIccTransform;
- m_bRgbByteOrder = bRgbByteOrder;
- m_BlendType = blend_type;
-}
-FX_BOOL CFX_BitmapComposer::SetInfo(int width, int height, FXDIB_Format src_format, FX_DWORD* pSrcPalette)
-{
- m_SrcFormat = src_format;
- if (!m_Compositor.Init(m_pBitmap->GetFormat(), src_format, width, pSrcPalette, m_MaskColor, FXDIB_BLEND_NORMAL,
- m_pClipMask != NULL || (m_BitmapAlpha < 255), m_bRgbByteOrder, m_AlphaFlag, m_pIccTransform)) {
- return FALSE;
- }
- if (m_bVertical) {
- m_pScanlineV = FX_Alloc(FX_BYTE, m_pBitmap->GetBPP() / 8 * width + 4);
- if (!m_pScanlineV) {
- return FALSE;
- }
- m_pClipScanV = FX_Alloc(FX_BYTE, m_pBitmap->GetHeight());
- if (!m_pClipScanV) {
- return FALSE;
- }
- if (m_pBitmap->m_pAlphaMask) {
- m_pScanlineAlphaV = FX_Alloc(FX_BYTE, width + 4);
- if (!m_pScanlineAlphaV) {
- return FALSE;
- }
- }
- }
- if (m_BitmapAlpha < 255) {
- m_pAddClipScan = FX_Alloc(FX_BYTE, m_bVertical ? m_pBitmap->GetHeight() : m_pBitmap->GetWidth());
- if (!m_pAddClipScan) {
- return FALSE;
- }
- }
- return TRUE;
-}
-void CFX_BitmapComposer::DoCompose(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int dest_width, FX_LPCBYTE clip_scan,
- FX_LPCBYTE src_extra_alpha, FX_LPBYTE dst_extra_alpha)
-{
- if (m_BitmapAlpha < 255) {
- if (clip_scan) {
- for (int i = 0; i < dest_width; i ++) {
- m_pAddClipScan[i] = clip_scan[i] * m_BitmapAlpha / 255;
- }
- } else {
- FXSYS_memset8(m_pAddClipScan, m_BitmapAlpha, dest_width);
- }
- clip_scan = m_pAddClipScan;
- }
- if (m_SrcFormat == FXDIB_8bppMask) {
- m_Compositor.CompositeByteMaskLine(dest_scan, src_scan, dest_width, clip_scan, dst_extra_alpha);
- } else if ((m_SrcFormat & 0xff) == 8) {
- m_Compositor.CompositePalBitmapLine(dest_scan, src_scan, 0, dest_width, clip_scan, src_extra_alpha, dst_extra_alpha);
- } else {
- m_Compositor.CompositeRgbBitmapLine(dest_scan, src_scan, dest_width, clip_scan, src_extra_alpha, dst_extra_alpha);
- }
-}
-void CFX_BitmapComposer::ComposeScanline(int line, FX_LPCBYTE scanline, FX_LPCBYTE scan_extra_alpha)
-{
- if (m_bVertical) {
- ComposeScanlineV(line, scanline, scan_extra_alpha);
- return;
- }
- FX_LPCBYTE clip_scan = NULL;
- if (m_pClipMask)
- clip_scan = m_pClipMask->GetBuffer() + (m_DestTop + line - m_pClipRgn->GetBox().top) *
- m_pClipMask->GetPitch() + (m_DestLeft - m_pClipRgn->GetBox().left);
- FX_LPBYTE dest_scan = (FX_LPBYTE)m_pBitmap->GetScanline(line + m_DestTop) +
- m_DestLeft * m_pBitmap->GetBPP() / 8;
- FX_LPBYTE dest_alpha_scan = m_pBitmap->m_pAlphaMask ?
- (FX_LPBYTE)m_pBitmap->m_pAlphaMask->GetScanline(line + m_DestTop) + m_DestLeft : NULL;
- DoCompose(dest_scan, scanline, m_DestWidth, clip_scan, scan_extra_alpha, dest_alpha_scan);
-}
-void CFX_BitmapComposer::ComposeScanlineV(int line, FX_LPCBYTE scanline, FX_LPCBYTE scan_extra_alpha)
-{
- int i;
- int Bpp = m_pBitmap->GetBPP() / 8;
- int dest_pitch = m_pBitmap->GetPitch();
- int dest_alpha_pitch = m_pBitmap->m_pAlphaMask ? m_pBitmap->m_pAlphaMask->GetPitch() : 0;
- int dest_x = m_DestLeft + (m_bFlipX ? (m_DestWidth - line - 1) : line);
- FX_LPBYTE dest_buf = m_pBitmap->GetBuffer() + dest_x * Bpp + m_DestTop * dest_pitch;
- FX_LPBYTE dest_alpha_buf = m_pBitmap->m_pAlphaMask ?
- m_pBitmap->m_pAlphaMask->GetBuffer() + dest_x + m_DestTop * dest_alpha_pitch : NULL;
- if (m_bFlipY) {
- dest_buf += dest_pitch * (m_DestHeight - 1);
- dest_alpha_buf += dest_alpha_pitch * (m_DestHeight - 1);
- }
- int y_step = dest_pitch;
- int y_alpha_step = dest_alpha_pitch;
- if (m_bFlipY) {
- y_step = -y_step;
- y_alpha_step = -y_alpha_step;
- }
- FX_LPBYTE src_scan = m_pScanlineV;
- FX_LPBYTE dest_scan = dest_buf;
- for (i = 0; i < m_DestHeight; i ++) {
- for (int j = 0; j < Bpp; j ++) {
- *src_scan++ = dest_scan[j];
- }
- dest_scan += y_step;
- }
- FX_LPBYTE src_alpha_scan = m_pScanlineAlphaV;
- FX_LPBYTE dest_alpha_scan = dest_alpha_buf;
- if (dest_alpha_scan) {
- for (i = 0; i < m_DestHeight; i ++) {
- *src_alpha_scan++ = *dest_alpha_scan;
- dest_alpha_scan += y_alpha_step;
- }
- }
- FX_LPBYTE clip_scan = NULL;
- if (m_pClipMask) {
- clip_scan = m_pClipScanV;
- int clip_pitch = m_pClipMask->GetPitch();
- FX_LPCBYTE src_clip = m_pClipMask->GetBuffer() + (m_DestTop - m_pClipRgn->GetBox().top) *
- clip_pitch + (dest_x - m_pClipRgn->GetBox().left);
- if (m_bFlipY) {
- src_clip += clip_pitch * (m_DestHeight - 1);
- clip_pitch = -clip_pitch;
- }
- for (i = 0; i < m_DestHeight; i ++) {
- clip_scan[i] = *src_clip;
- src_clip += clip_pitch;
- }
- }
- DoCompose(m_pScanlineV, scanline, m_DestHeight, clip_scan, scan_extra_alpha, m_pScanlineAlphaV);
- src_scan = m_pScanlineV;
- dest_scan = dest_buf;
- for (i = 0; i < m_DestHeight; i ++) {
- for (int j = 0; j < Bpp; j ++) {
- dest_scan[j] = *src_scan++;
- }
- dest_scan += y_step;
- }
- src_alpha_scan = m_pScanlineAlphaV;
- dest_alpha_scan = dest_alpha_buf;
- if (dest_alpha_scan) {
- for (i = 0; i < m_DestHeight; i ++) {
- *dest_alpha_scan = *src_alpha_scan++;
- dest_alpha_scan += y_alpha_step;
- }
- }
-}
+// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#include "../../../include/fxge/fx_ge.h" +#include "../../../include/fxcodec/fx_codec.h" +#include "dib_int.h" +const FX_BYTE g_GammaRamp[256] = { + 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, + 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, + 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 12, 12, 12, 13, + 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 17, 18, 18, 19, 19, 20, + 20, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 29, 29, + 30, 30, 31, 32, 32, 33, 34, 35, 35, 36, 37, 37, 38, 39, 40, 41, + 41, 42, 43, 44, 45, 45, 46, 47, 48, 49, 50, 51, 51, 52, 53, 54, + 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, + 71, 72, 73, 74, 76, 77, 78, 79, 80, 81, 82, 84, 85, 86, 87, 88, + 90, 91, 92, 93, 95, 96, 97, 99, 100, 101, 103, 104, 105, 107, 108, 109, + 111, 112, 114, 115, 116, 118, 119, 121, 122, 124, 125, 127, 128, 130, 131, 133, + 134, 136, 138, 139, 141, 142, 144, 146, 147, 149, 151, 152, 154, 156, 157, 159, + 161, 163, 164, 166, 168, 170, 171, 173, 175, 177, 179, 181, 183, 184, 186, 188, + 190, 192, 194, 196, 198, 200, 202, 204, 206, 208, 210, 212, 214, 216, 218, 220, + 222, 224, 226, 229, 231, 233, 235, 237, 239, 242, 244, 246, 248, 250, 253, 255, +}; +const FX_BYTE g_GammaInverse[256] = { + 0, 13, 22, 28, 34, 38, 42, 46, 50, 53, 56, 59, 61, 64, 66, 69, + 71, 73, 75, 77, 79, 81, 83, 85, 86, 88, 90, 92, 93, 95, 96, 98, + 99, 101, 102, 104, 105, 106, 108, 109, 110, 112, 113, 114, 115, 117, 118, 119, + 120, 121, 122, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, + 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 148, 149, 150, 151, + 152, 153, 154, 155, 155, 156, 157, 158, 159, 159, 160, 161, 162, 163, 163, 164, + 165, 166, 167, 167, 168, 169, 170, 170, 171, 172, 173, 173, 174, 175, 175, 176, + 177, 178, 178, 179, 180, 180, 181, 182, 182, 183, 184, 185, 185, 186, 187, 187, + 188, 189, 189, 190, 190, 191, 192, 192, 193, 194, 194, 195, 196, 196, 197, 197, + 198, 199, 199, 200, 200, 201, 202, 202, 203, 203, 204, 205, 205, 206, 206, 207, + 208, 208, 209, 209, 210, 210, 211, 212, 212, 213, 213, 214, 214, 215, 215, 216, + 216, 217, 218, 218, 219, 219, 220, 220, 221, 221, 222, 222, 223, 223, 224, 224, + 225, 226, 226, 227, 227, 228, 228, 229, 229, 230, 230, 231, 231, 232, 232, 233, + 233, 234, 234, 235, 235, 236, 236, 237, 237, 238, 238, 238, 239, 239, 240, 240, + 241, 241, 242, 242, 243, 243, 244, 244, 245, 245, 246, 246, 246, 247, 247, 248, + 248, 249, 249, 250, 250, 251, 251, 251, 252, 252, 253, 253, 254, 254, 255, 255, +}; +const FX_BYTE _color_sqrt[256] = { + 0x00, 0x03, 0x07, 0x0B, 0x0F, 0x12, 0x16, 0x19, 0x1D, 0x20, 0x23, 0x26, 0x29, 0x2C, 0x2F, 0x32, + 0x35, 0x37, 0x3A, 0x3C, 0x3F, 0x41, 0x43, 0x46, 0x48, 0x4A, 0x4C, 0x4E, 0x50, 0x52, 0x54, 0x56, + 0x57, 0x59, 0x5B, 0x5C, 0x5E, 0x60, 0x61, 0x63, 0x64, 0x65, 0x67, 0x68, 0x69, 0x6B, 0x6C, 0x6D, + 0x6E, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, + 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, + 0x8F, 0x90, 0x91, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C, + 0x9C, 0x9D, 0x9E, 0x9F, 0xA0, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA4, 0xA5, 0xA6, 0xA7, 0xA7, 0xA8, + 0xA9, 0xAA, 0xAA, 0xAB, 0xAC, 0xAD, 0xAD, 0xAE, 0xAF, 0xB0, 0xB0, 0xB1, 0xB2, 0xB3, 0xB3, 0xB4, + 0xB5, 0xB5, 0xB6, 0xB7, 0xB7, 0xB8, 0xB9, 0xBA, 0xBA, 0xBB, 0xBC, 0xBC, 0xBD, 0xBE, 0xBE, 0xBF, + 0xC0, 0xC0, 0xC1, 0xC2, 0xC2, 0xC3, 0xC4, 0xC4, 0xC5, 0xC6, 0xC6, 0xC7, 0xC7, 0xC8, 0xC9, 0xC9, + 0xCA, 0xCB, 0xCB, 0xCC, 0xCC, 0xCD, 0xCE, 0xCE, 0xCF, 0xD0, 0xD0, 0xD1, 0xD1, 0xD2, 0xD3, 0xD3, + 0xD4, 0xD4, 0xD5, 0xD6, 0xD6, 0xD7, 0xD7, 0xD8, 0xD9, 0xD9, 0xDA, 0xDA, 0xDB, 0xDC, 0xDC, 0xDD, + 0xDD, 0xDE, 0xDE, 0xDF, 0xE0, 0xE0, 0xE1, 0xE1, 0xE2, 0xE2, 0xE3, 0xE4, 0xE4, 0xE5, 0xE5, 0xE6, + 0xE6, 0xE7, 0xE7, 0xE8, 0xE9, 0xE9, 0xEA, 0xEA, 0xEB, 0xEB, 0xEC, 0xEC, 0xED, 0xED, 0xEE, 0xEE, + 0xEF, 0xF0, 0xF0, 0xF1, 0xF1, 0xF2, 0xF2, 0xF3, 0xF3, 0xF4, 0xF4, 0xF5, 0xF5, 0xF6, 0xF6, 0xF7, + 0xF7, 0xF8, 0xF8, 0xF9, 0xF9, 0xFA, 0xFA, 0xFB, 0xFB, 0xFC, 0xFC, 0xFD, 0xFD, 0xFE, 0xFE, 0xFF +}; +int _BLEND(int blend_mode, int back_color, int src_color) +{ + switch (blend_mode) { + case FXDIB_BLEND_NORMAL: + return src_color; + case FXDIB_BLEND_MULTIPLY: + return src_color * back_color / 255; + case FXDIB_BLEND_SCREEN: + return src_color + back_color - src_color * back_color / 255; + case FXDIB_BLEND_OVERLAY: + return _BLEND(FXDIB_BLEND_HARDLIGHT, src_color, back_color); + case FXDIB_BLEND_DARKEN: + return src_color < back_color ? src_color : back_color; + case FXDIB_BLEND_LIGHTEN: + return src_color > back_color ? src_color : back_color; + case FXDIB_BLEND_COLORDODGE: { + if (src_color == 255) { + return src_color; + } + int result = back_color * 255 / (255 - src_color); + if (result > 255) { + return 255; + } + return result; + } + case FXDIB_BLEND_COLORBURN: { + if (src_color == 0) { + return src_color; + } + int result = (255 - back_color) * 255 / src_color; + if (result > 255) { + result = 255; + } + return 255 - result; + } + case FXDIB_BLEND_HARDLIGHT: + if (src_color < 128) { + return (src_color * back_color * 2) / 255; + } + return _BLEND(FXDIB_BLEND_SCREEN, back_color, 2 * src_color - 255); + case FXDIB_BLEND_SOFTLIGHT: { + if (src_color < 128) { + return back_color - (255 - 2 * src_color) * back_color * (255 - back_color) / 255 / 255; + } + return back_color + (2 * src_color - 255) * (_color_sqrt[back_color] - back_color) / 255; + } + case FXDIB_BLEND_DIFFERENCE: + return back_color < src_color ? src_color - back_color : back_color - src_color; + case FXDIB_BLEND_EXCLUSION: + return back_color + src_color - 2 * back_color * src_color / 255; + } + return src_color; +} +struct _RGB { + int red; + int green; + int blue; +}; +static inline int _Lum(_RGB color) +{ + return (color.red * 30 + color.green * 59 + color.blue * 11) / 100; +} +static _RGB _ClipColor(_RGB color) +{ + int l = _Lum(color); + int n = color.red; + if (color.green < n) { + n = color.green; + } + if (color.blue < n) { + n = color.blue; + } + int x = color.red; + if (color.green > x) { + x = color.green; + } + if (color.blue > x) { + x = color.blue; + } + if (n < 0) { + color.red = l + ((color.red - l) * l / (l - n)); + color.green = l + ((color.green - l) * l / (l - n)); + color.blue = l + ((color.blue - l) * l / (l - n)); + } + if (x > 255) { + color.red = l + ((color.red - l) * (255 - l) / (x - l)); + color.green = l + ((color.green - l) * (255 - l) / (x - l)); + color.blue = l + ((color.blue - l) * (255 - l) / (x - l)); + } + return color; +} +static _RGB _SetLum(_RGB color, int l) +{ + int d = l - _Lum(color); + color.red += d; + color.green += d; + color.blue += d; + return _ClipColor(color); +} +static int _Sat(_RGB color) +{ + int n = color.red; + if (color.green < n) { + n = color.green; + } + if (color.blue < n) { + n = color.blue; + } + int x = color.red; + if (color.green > x) { + x = color.green; + } + if (color.blue > x) { + x = color.blue; + } + return x - n; +} +static _RGB _SetSat(_RGB color, int s) +{ + int* max = &color.red; + int* mid = &color.red; + int* min = &color.red; + if (color.green > *max) { + max = &color.green; + } + if (color.blue > *max) { + max = &color.blue; + } + if (color.green < *min) { + min = &color.green; + } + if (color.blue < *min) { + min = &color.blue; + } + if (*max == *min) { + color.red = 0; + color.green = 0; + color.blue = 0; + return color; + } + if (max == &color.red) { + if (min == &color.green) { + mid = &color.blue; + } else { + mid = &color.green; + } + } else if (max == &color.green) { + if (min == &color.red) { + mid = &color.blue; + } else { + mid = &color.red; + } + } else { + if (min == &color.green) { + mid = &color.red; + } else { + mid = &color.green; + } + } + if (*max > *min) { + *mid = (*mid - *min) * s / (*max - *min); + *max = s; + *min = 0; + } + return color; +} +void _RGB_Blend(int blend_mode, FX_LPCBYTE src_scan, FX_BYTE* dest_scan, int results[3]) +{ + _RGB src, back, result; + src.red = src_scan[2]; + src.green = src_scan[1]; + src.blue = src_scan[0]; + back.red = dest_scan[2]; + back.green = dest_scan[1]; + back.blue = dest_scan[0]; + switch (blend_mode) { + case FXDIB_BLEND_HUE: + result = _SetLum(_SetSat(src, _Sat(back)), _Lum(back)); + break; + case FXDIB_BLEND_SATURATION: + result = _SetLum(_SetSat(back, _Sat(src)), _Lum(back)); + break; + case FXDIB_BLEND_COLOR: + result = _SetLum(src, _Lum(back)); + break; + case FXDIB_BLEND_LUMINOSITY: + result = _SetLum(back, _Lum(src)); + break; + } + results[0] = result.blue; + results[1] = result.green; + results[2] = result.red; +} +inline void _CompositeRow_Argb2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, FX_LPCBYTE clip_scan) +{ + src_scan += 3; + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = *src_scan; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + FX_BYTE back_alpha = *dest_scan; + if (!back_alpha) { + *dest_scan = src_alpha; + } else if (src_alpha) { + *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255; + } + dest_scan ++; + src_scan += 4; + } +} +void _CompositeRow_Rgba2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_alpha_scan, int pixel_count, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + FX_BYTE back_alpha = *dest_scan; + if (!back_alpha) { + *dest_scan = src_alpha; + } else if (src_alpha) { + *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255; + } + dest_scan ++; + } +} +void _CompositeRow_Rgb2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, FX_LPCBYTE clip_scan) +{ + if (clip_scan) { + for (int i = 0; i < width; i ++) { + *dest_scan = FXDIB_ALPHA_UNION(*dest_scan, *clip_scan); + dest_scan ++; + clip_scan ++; + } + } else { + FXSYS_memset8(dest_scan, 0xff, width); + } +} +void _CompositeRow_Argb2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan, FX_LPBYTE dst_alpha_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = NULL; + if (pIccTransform) { + pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + } + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + if (src_alpha_scan) { + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = *dst_alpha_scan; + if (back_alpha == 0) { + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); + } else { + *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dst_alpha_scan = src_alpha; + } + dest_scan ++; + dst_alpha_scan ++; + src_scan += 3; + continue; + } + FX_BYTE src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha == 0) { + dest_scan ++; + dst_alpha_scan ++; + src_scan += 3; + continue; + } + *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha); + int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan); + FX_BYTE gray; + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + dst_alpha_scan++; + src_scan += 3; + } + } else + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = *dst_alpha_scan; + if (back_alpha == 0) { + int src_alpha = src_scan[3]; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); + } else { + *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dst_alpha_scan = src_alpha; + } + dest_scan ++; + dst_alpha_scan ++; + src_scan += 4; + continue; + } + FX_BYTE src_alpha = src_scan[3]; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha == 0) { + dest_scan ++; + dst_alpha_scan ++; + src_scan += 4; + continue; + } + *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha); + int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan); + FX_BYTE gray; + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + dst_alpha_scan++; + src_scan += 4; + } + return; + } + if (src_alpha_scan) { + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = *dst_alpha_scan; + if (back_alpha == 0) { + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); + } else { + *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dst_alpha_scan = src_alpha; + } + dest_scan ++; + dst_alpha_scan ++; + src_scan += 3; + continue; + } + FX_BYTE src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha == 0) { + dest_scan ++; + dst_alpha_scan ++; + src_scan += 3; + continue; + } + *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha); + int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan); + FX_BYTE gray; + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + dst_alpha_scan++; + src_scan += 3; + } + } else + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = *dst_alpha_scan; + if (back_alpha == 0) { + int src_alpha = src_scan[3]; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); + } else { + *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dst_alpha_scan = src_alpha; + } + dest_scan ++; + dst_alpha_scan ++; + src_scan += 4; + continue; + } + FX_BYTE src_alpha = src_scan[3]; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha == 0) { + dest_scan ++; + dst_alpha_scan ++; + src_scan += 4; + continue; + } + *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha); + int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan); + FX_BYTE gray; + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + dst_alpha_scan++; + src_scan += 4; + } +} +inline void _CompositeRow_Argb2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = NULL; + FX_BYTE gray; + if (pIccTransform) { + pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + } + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + if (src_alpha_scan) { + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + } + dest_scan ++; + src_scan += 3; + } + } else + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = src_scan[3]; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + } + dest_scan ++; + src_scan += 4; + } + return; + } + if (src_alpha_scan) { + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + } + dest_scan ++; + src_scan += 3; + } + } else + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = src_scan[3]; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + } + dest_scan ++; + src_scan += 4; + } +} +inline void _CompositeRow_Rgb2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_Bpp, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan, + void* pIccTransform) +{ + ICodec_IccModule* pIccModule = NULL; + FX_BYTE gray; + if (pIccTransform) { + pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + } + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]); + } else { + *dest_scan = gray; + } + dest_scan ++; + src_scan += src_Bpp; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]); + } else { + *dest_scan = gray; + } + dest_scan ++; + src_scan += src_Bpp; + } +} +void _CompositeRow_Rgb2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_Bpp, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = NULL; + if (pIccTransform) { + pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + } + if (blend_type) { + int blended_color; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + for (int col = 0; col < pixel_count; col ++) { + int back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); + } else { + *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + dest_scan ++; + dest_alpha_scan++; + src_scan += src_Bpp; + continue; + } + int src_alpha = 255; + if (clip_scan) { + src_alpha = clip_scan[col]; + } + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + src_scan += src_Bpp; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + FX_BYTE gray; + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + src_scan += src_Bpp; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + int src_alpha = 255; + if (clip_scan) { + src_alpha = clip_scan[col]; + } + if (src_alpha == 255) { + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1); + } else { + *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + dest_scan ++; + *dest_alpha_scan++ = 255; + src_scan += src_Bpp; + continue; + } + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + src_scan += src_Bpp; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + FX_BYTE gray; + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1); + } else { + gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan); + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + src_scan += src_Bpp; + } +} +void _CompositeRow_Argb2Argb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + if (dest_alpha_scan == NULL) { + if (src_alpha_scan == NULL) { + FX_BYTE back_alpha = 0; + for (int col = 0; col < pixel_count; col ++) { + back_alpha = dest_scan[3]; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * src_scan[3] / 255; + FXARGB_SETDIB(dest_scan, (FXARGB_GETDIB(src_scan) & 0xffffff) | (src_alpha << 24)); + } else { + FXARGB_COPY(dest_scan, src_scan); + } + dest_scan += 4; + src_scan += 4; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = src_scan[3]; + } else { + src_alpha = clip_scan[col] * src_scan[3] / 255; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + if (blend_type) { + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, *src_scan); + blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio); + } + dest_scan ++; + src_scan ++; + } + dest_scan ++; + src_scan ++; + } + } else { + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255; + FXARGB_SETDIB(dest_scan, FXARGB_MAKE((src_alpha << 24), src_scan[2], src_scan[1], *src_scan)); + } else { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE((*src_alpha_scan << 24), src_scan[2], src_scan[1], *src_scan)); + } + dest_scan += 4; + src_scan += 3; + src_alpha_scan ++; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = *src_alpha_scan ++; + } else { + src_alpha = clip_scan[col] * (*src_alpha_scan ++) / 255; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += 3; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + if (blend_type) { + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, *src_scan); + blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio); + } + dest_scan ++; + src_scan ++; + } + dest_scan ++; + } + } + } else { + if (src_alpha_scan) { + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255; + *dest_alpha_scan = src_alpha; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + } else { + *dest_alpha_scan = *src_alpha_scan; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + } + dest_alpha_scan ++; + src_alpha_scan ++; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = *src_alpha_scan ++; + } else { + src_alpha = clip_scan[col] * (*src_alpha_scan ++) / 255; + } + if (src_alpha == 0) { + dest_scan += 3; + src_scan += 3; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + if (blend_type) { + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, *src_scan); + blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio); + } + dest_scan ++; + src_scan ++; + } + } + } else { + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * src_scan[3] / 255; + *dest_alpha_scan = src_alpha; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + } else { + *dest_alpha_scan = src_scan[3]; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + } + dest_alpha_scan ++; + src_scan ++; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = src_scan[3]; + } else { + src_alpha = clip_scan[col] * src_scan[3] / 255; + } + if (src_alpha == 0) { + dest_scan += 3; + src_scan += 4; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + if (blend_type) { + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, *src_scan); + blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio); + } + dest_scan ++; + src_scan ++; + } + src_scan ++; + } + } + } +} +void _CompositeRow_Rgb2Argb_Blend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, + FX_LPBYTE dest_alpha_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int src_gap = src_Bpp - 3; + if (dest_alpha_scan == NULL) { + for (int col = 0; col < width; col ++) { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + if (src_Bpp == 4) { + FXARGB_SETDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan)); + } else { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0])); + } + dest_scan += 4; + src_scan += src_Bpp; + continue; + } + dest_scan[3] = 0xff; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int src_color = *src_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, src_color); + *dest_scan = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha); + dest_scan ++; + src_scan ++; + } + dest_scan ++; + src_scan += src_gap; + } + } else { + for (int col = 0; col < width; col ++) { + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_alpha_scan++ = 0xff; + src_scan += src_gap; + continue; + } + *dest_alpha_scan++ = 0xff; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int src_color = *src_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, src_color); + *dest_scan = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha); + dest_scan ++; + src_scan ++; + } + src_scan += src_gap; + } + } +} +inline void _CompositeRow_Rgb2Argb_Blend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int src_gap = src_Bpp - 3; + if (dest_alpha_scan == NULL) { + for (int col = 0; col < width; col ++) { + int src_alpha = *clip_scan ++; + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + src_scan += src_gap; + dest_scan ++; + continue; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += src_Bpp; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int src_color = *src_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, src_color); + blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + src_scan ++; + } + dest_scan ++; + src_scan += src_gap; + } + } else { + for (int col = 0; col < width; col ++) { + int src_alpha = *clip_scan ++; + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + src_scan += src_gap; + dest_alpha_scan++; + continue; + } + if (src_alpha == 0) { + dest_scan += 3; + dest_alpha_scan++; + src_scan += src_Bpp; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int src_color = *src_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, src_color); + blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + src_scan ++; + } + src_scan += src_gap; + } + } +} +inline void _CompositeRow_Rgb2Argb_NoBlend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + int src_gap = src_Bpp - 3; + if (dest_alpha_scan == NULL) { + for (int col = 0; col < width; col ++) { + int src_alpha = clip_scan[col]; + if (src_alpha == 255) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = 255; + src_scan += src_gap; + continue; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += src_Bpp; + continue; + } + int back_alpha = dest_scan[3]; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + for (int color = 0; color < 3; color ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio); + dest_scan ++; + src_scan ++; + } + dest_scan ++; + src_scan += src_gap; + } + } else { + for (int col = 0; col < width; col ++) { + int src_alpha = clip_scan[col]; + if (src_alpha == 255) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_alpha_scan++ = 255; + src_scan += src_gap; + continue; + } + if (src_alpha == 0) { + dest_scan += 3; + dest_alpha_scan ++; + src_scan += src_Bpp; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + for (int color = 0; color < 3; color ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio); + dest_scan ++; + src_scan ++; + } + src_scan += src_gap; + } + } +} +inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, + FX_LPBYTE dest_alpha_scan) +{ + if (dest_alpha_scan == NULL) { + for (int col = 0; col < width; col ++) { + if (src_Bpp == 4) { + FXARGB_SETDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan)); + } else { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0])); + } + dest_scan += 4; + src_scan += src_Bpp; + } + } else { + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_alpha_scan++ = 0xff; + src_scan += src_gap; + } + } +} +inline void _CompositeRow_Argb2Rgb_Blend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int dest_gap = dest_Bpp - 3; + if (src_alpha_scan == NULL) { + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = src_scan[3] * (*clip_scan++) / 255; + } else { + src_alpha = src_scan[3]; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += 4; + continue; + } + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int back_color = *dest_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, *src_scan); + *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha); + dest_scan ++; + src_scan ++; + } + dest_scan += dest_gap; + src_scan ++; + } + } else { + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = (*src_alpha_scan++) * (*clip_scan++) / 255; + } else { + src_alpha = *src_alpha_scan++; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += 3; + continue; + } + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int back_color = *dest_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, *src_scan); + *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha); + dest_scan ++; + src_scan ++; + } + dest_scan += dest_gap; + } + } +} +inline void _CompositeRow_Argb2Rgb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan) +{ + int dest_gap = dest_Bpp - 3; + if (src_alpha_scan == NULL) { + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = src_scan[3] * (*clip_scan++) / 255; + } else { + src_alpha = src_scan[3]; + } + if (src_alpha == 255) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + dest_scan += dest_gap; + src_scan ++; + continue; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += 4; + continue; + } + for (int color = 0; color < 3; color ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha); + dest_scan ++; + src_scan ++; + } + dest_scan += dest_gap; + src_scan ++; + } + } else { + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = (*src_alpha_scan++) * (*clip_scan++) / 255; + } else { + src_alpha = *src_alpha_scan++; + } + if (src_alpha == 255) { + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + *dest_scan++ = *src_scan++; + dest_scan += dest_gap; + continue; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += 3; + continue; + } + for (int color = 0; color < 3; color ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha); + dest_scan ++; + src_scan ++; + } + dest_scan += dest_gap; + } + } +} +inline void _CompositeRow_Rgb2Rgb_Blend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int dest_gap = dest_Bpp - 3; + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int back_color = *dest_scan; + int src_color = *src_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, src_color); + *dest_scan = blended; + dest_scan ++; + src_scan ++; + } + dest_scan += dest_gap; + src_scan += src_gap; + } +} +inline void _CompositeRow_Rgb2Rgb_Blend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int dest_gap = dest_Bpp - 3; + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha = *clip_scan ++; + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += src_Bpp; + continue; + } + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int src_color = *src_scan; + int back_color = *dest_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, src_color); + *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha); + dest_scan ++; + src_scan ++; + } + dest_scan += dest_gap; + src_scan += src_gap; + } +} +inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp) +{ + if (dest_Bpp == src_Bpp) { + FXSYS_memcpy32(dest_scan, src_scan, width * dest_Bpp); + return; + } + for (int col = 0; col < width; col ++) { + dest_scan[0] = src_scan[0]; + dest_scan[1] = src_scan[1]; + dest_scan[2] = src_scan[2]; + dest_scan += dest_Bpp; + src_scan += src_Bpp; + } +} +inline void _CompositeRow_Rgb2Rgb_NoBlend_Clip(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < width; col ++) { + int src_alpha = clip_scan[col]; + if (src_alpha == 255) { + dest_scan[0] = src_scan[0]; + dest_scan[1] = src_scan[1]; + dest_scan[2] = src_scan[2]; + } else if (src_alpha) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha); + dest_scan ++; + src_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha); + dest_scan ++; + src_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, src_alpha); + dest_scan += dest_Bpp - 2; + src_scan += src_Bpp - 2; + continue; + } + dest_scan += dest_Bpp; + src_scan += src_Bpp; + } +} +void _CompositeRow_Argb2Argb_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + FX_LPBYTE dp = src_cache_scan; + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_alpha_scan) { + if (dest_alpha_scan == NULL) { + for (int col = 0; col < pixel_count; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + dp[3] = *src_alpha_scan++; + src_scan += 3; + dp += 4; + } + src_alpha_scan = NULL; + } else { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, pixel_count); + } + } else { + if (dest_alpha_scan == NULL) { + for (int col = 0; col < pixel_count; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + dp[3] = src_scan[3]; + src_scan += 4; + dp += 4; + } + } else { + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + for (int col = 0; col < pixel_count; col ++) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1); + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * src_scan[3] / 255; + *dest_alpha_scan = src_alpha; + *dest_scan++ = *src_cache_scan++; + *dest_scan++ = *src_cache_scan++; + *dest_scan++ = *src_cache_scan++; + } else { + *dest_alpha_scan = src_scan[3]; + *dest_scan++ = *src_cache_scan++; + *dest_scan++ = *src_cache_scan++; + *dest_scan++ = *src_cache_scan++; + } + dest_alpha_scan ++; + src_scan += 4; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = src_scan[3]; + } else { + src_alpha = clip_scan[col] * src_scan[3] / 255; + } + src_scan += 4; + if (src_alpha == 0) { + dest_scan += 3; + src_cache_scan += 3; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_cache_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + if (blend_type) { + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, *dest_scan, *src_cache_scan); + blended = FXDIB_ALPHA_MERGE(*src_cache_scan, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_cache_scan, alpha_ratio); + } + dest_scan ++; + src_cache_scan ++; + } + } + return; + } + } + _CompositeRow_Argb2Argb(dest_scan, src_cache_scan, pixel_count, blend_type, clip_scan, dest_alpha_scan, src_alpha_scan); +} +void _CompositeRow_Rgb2Argb_Blend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, + FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Argb_Blend_NoClip(dest_scan, src_cache_scan, width, blend_type, 3, dest_alpha_scan); +} +inline void _CompositeRow_Rgb2Argb_Blend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Argb_Blend_Clip(dest_scan, src_cache_scan, width, blend_type, 3, clip_scan, dest_alpha_scan); +} +inline void _CompositeRow_Rgb2Argb_NoBlend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Argb_NoBlend_Clip(dest_scan, src_cache_scan, width, 3, clip_scan, dest_alpha_scan); +} +inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, + FX_LPBYTE dest_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Argb_NoBlend_NoClip(dest_scan, src_cache_scan, width, 3, dest_alpha_scan); +} +inline void _CompositeRow_Argb2Rgb_Blend_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_alpha_scan) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int dest_gap = dest_Bpp - 3; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1); + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = src_scan[3] * (*clip_scan++) / 255; + } else { + src_alpha = src_scan[3]; + } + src_scan += 4; + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_cache_scan += 3; + continue; + } + if (bNonseparableBlend) { + _RGB_Blend(blend_type, src_cache_scan, dest_scan, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int back_color = *dest_scan; + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, *src_cache_scan); + *dest_scan = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha); + dest_scan ++; + src_cache_scan ++; + } + dest_scan += dest_gap; + } + return; + } + _CompositeRow_Argb2Rgb_Blend(dest_scan, src_cache_scan, width, blend_type, dest_Bpp, clip_scan, src_alpha_scan); +} +inline void _CompositeRow_Argb2Rgb_NoBlend_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan, FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_alpha_scan) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + int dest_gap = dest_Bpp - 3; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1); + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = src_scan[3] * (*clip_scan++) / 255; + } else { + src_alpha = src_scan[3]; + } + src_scan += 4; + if (src_alpha == 255) { + *dest_scan++ = *src_cache_scan++; + *dest_scan++ = *src_cache_scan++; + *dest_scan++ = *src_cache_scan++; + dest_scan += dest_gap; + continue; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_cache_scan += 3; + continue; + } + for (int color = 0; color < 3; color ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_cache_scan, src_alpha); + dest_scan ++; + src_cache_scan ++; + } + dest_scan += dest_gap; + } + return; + } + _CompositeRow_Argb2Rgb_NoBlend(dest_scan, src_cache_scan, width, dest_Bpp, clip_scan, src_alpha_scan); +} +inline void _CompositeRow_Rgb2Rgb_Blend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, + FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Rgb_Blend_NoClip(dest_scan, src_cache_scan, width, blend_type, dest_Bpp, 3); +} +inline void _CompositeRow_Rgb2Rgb_Blend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan, + FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Rgb_Blend_Clip(dest_scan, src_cache_scan, width, blend_type, dest_Bpp, 3, clip_scan); +} +inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, + FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Rgb_NoBlend_NoClip(dest_scan, src_cache_scan, width, dest_Bpp, 3); +} +inline void _CompositeRow_Rgb2Rgb_NoBlend_Clip_Transform(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan, + FX_LPBYTE src_cache_scan, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + if (src_Bpp == 3) { + pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, width); + } else { + FX_LPBYTE dp = src_cache_scan; + for (int col = 0; col < width; col ++) { + pIccModule->TranslateScanline(pIccTransform, dp, src_scan, 1); + src_scan += 4; + dp += 3; + } + } + _CompositeRow_Rgb2Rgb_NoBlend_Clip(dest_scan, src_cache_scan, width, dest_Bpp, 3, clip_scan); +} +inline void _CompositeRow_8bppPal2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_LPCBYTE pPalette, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan) +{ + if (src_alpha_scan) { + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + if (src_alpha) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + } else { + *dest_scan = gray; + } + dest_scan ++; + src_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + int src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + } else { + *dest_scan = gray; + } + dest_scan ++; + src_scan ++; + } + } else { + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]); + } else { + *dest_scan = gray; + } + dest_scan ++; + src_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]); + } else { + *dest_scan = gray; + } + dest_scan ++; + src_scan ++; + } + } +} +inline void _CompositeRow_8bppPal2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_LPCBYTE pPalette, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan) +{ + if (src_alpha_scan) { + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + src_scan ++; + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + int src_alpha = *src_alpha_scan ++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + *dest_scan = gray; + *dest_alpha_scan = src_alpha; + } + dest_scan ++; + dest_alpha_scan ++; + continue; + } + FX_BYTE src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + *dest_alpha_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255; + int alpha_ratio = src_alpha * 255 / (*dest_alpha_scan); + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_alpha_scan ++; + dest_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + src_scan ++; + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + int src_alpha = *src_alpha_scan ++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha) { + *dest_scan = gray; + *dest_alpha_scan = src_alpha; + } + dest_scan ++; + dest_alpha_scan ++; + continue; + } + FX_BYTE src_alpha = *src_alpha_scan++; + if (clip_scan) { + src_alpha = clip_scan[col] * src_alpha / 255; + } + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + *dest_alpha_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255; + int alpha_ratio = src_alpha * 255 / (*dest_alpha_scan); + dest_alpha_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + } + } else { + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + src_scan ++; + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = gray; + *dest_alpha_scan++ = 255; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = pPalette[*src_scan]; + src_scan ++; + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = gray; + *dest_alpha_scan++ = 255; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + } + } +} +inline void _CompositeRow_1bppPal2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, + FX_LPCBYTE pPalette, int pixel_count, int blend_type, FX_LPCBYTE clip_scan) +{ + int reset_gray = pPalette[0]; + int set_gray = pPalette[1]; + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray; + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]); + } else { + *dest_scan = gray; + } + dest_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray; + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]); + } else { + *dest_scan = gray; + } + dest_scan ++; + } +} +inline void _CompositeRow_1bppPal2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, + FX_LPCBYTE pPalette, int pixel_count, int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + int reset_gray = pPalette[0]; + int set_gray = pPalette[1]; + if (blend_type) { + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int blended_color; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray; + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = gray; + *dest_alpha_scan ++ = 255; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + blended_color = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan; + } + gray = bNonseparableBlend ? blended_color : _BLEND(blend_type, *dest_scan, gray); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE gray = (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) ? set_gray : reset_gray; + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = gray; + *dest_alpha_scan ++ = 255; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio); + dest_scan ++; + } +} +inline void _CompositeRow_8bppRgb2Rgb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_DWORD* pPalette, int pixel_count, + int DestBpp, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan) +{ + if (src_alpha_scan) { + int dest_gap = DestBpp - 3; + FX_ARGB argb = 0; + for (int col = 0; col < pixel_count; col ++) { + argb = pPalette[*src_scan]; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + src_scan ++; + FX_BYTE src_alpha = 0; + if (clip_scan) { + src_alpha = (*src_alpha_scan++) * (*clip_scan++) / 255; + } else { + src_alpha = *src_alpha_scan++; + } + if (src_alpha == 255) { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + dest_scan += dest_gap; + continue; + } + if (src_alpha == 0) { + dest_scan += DestBpp; + continue; + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha); + dest_scan ++; + dest_scan += dest_gap; + } + } else { + FX_ARGB argb = 0; + for (int col = 0; col < pixel_count; col ++) { + argb = pPalette[*src_scan]; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, clip_scan[col]); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, clip_scan[col]); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, clip_scan[col]); + dest_scan ++; + } else { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + } + if (DestBpp == 4) { + dest_scan++; + } + src_scan ++; + } + } +} +inline void _CompositeRow_1bppRgb2Rgb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, + FX_DWORD* pPalette, int pixel_count, int DestBpp, FX_LPCBYTE clip_scan) +{ + int reset_r, reset_g, reset_b; + int set_r, set_g, set_b; + reset_r = FXARGB_R(pPalette[0]); + reset_g = FXARGB_G(pPalette[0]); + reset_b = FXARGB_B(pPalette[0]); + set_r = FXARGB_R(pPalette[1]); + set_g = FXARGB_G(pPalette[1]); + set_b = FXARGB_B(pPalette[1]); + for (int col = 0; col < pixel_count; col ++) { + int src_r, src_g, src_b; + if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) { + src_r = set_r; + src_g = set_g; + src_b = set_b; + } else { + src_r = reset_r; + src_g = reset_g; + src_b = reset_b; + } + if (clip_scan && clip_scan[col] < 255) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, clip_scan[col]); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, clip_scan[col]); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, clip_scan[col]); + dest_scan ++; + } else { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + } + if (DestBpp == 4) { + dest_scan++; + } + } +} +inline void _CompositeRow_8bppRgb2Argb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, + FX_DWORD* pPalette, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_alpha_scan) +{ + if (src_alpha_scan) { + for (int col = 0; col < width; col ++) { + FX_ARGB argb = pPalette[*src_scan]; + src_scan ++; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255; + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b)); + } else { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(*src_alpha_scan, src_r, src_g, src_b)); + } + dest_scan += 4; + src_alpha_scan ++; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = *src_alpha_scan ++; + } else { + src_alpha = clip_scan[col] * (*src_alpha_scan++) / 255; + } + if (src_alpha == 0) { + dest_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + dest_scan ++; + } + } else + for (int col = 0; col < width; col ++) { + FX_ARGB argb = pPalette[*src_scan]; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + *dest_scan++ = 255; + src_scan ++; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan += 4; + src_scan ++; + continue; + } + int back_alpha = dest_scan[3]; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + dest_scan ++; + src_scan ++; + } +} +void _CompositeRow_8bppRgb2Rgba_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, + FX_DWORD* pPalette, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan, FX_LPCBYTE src_alpha_scan) +{ + if (src_alpha_scan) { + for (int col = 0; col < width; col ++) { + FX_ARGB argb = pPalette[*src_scan]; + src_scan ++; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255; + *dest_alpha_scan ++ = src_alpha; + } else { + *dest_alpha_scan ++ = *src_alpha_scan; + } + *dest_scan ++ = src_b; + *dest_scan ++ = src_g; + *dest_scan ++ = src_r; + src_alpha_scan ++; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = *src_alpha_scan++; + } else { + src_alpha = clip_scan[col] * (*src_alpha_scan++) / 255; + } + if (src_alpha == 0) { + dest_scan += 3; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + } + } else + for (int col = 0; col < width; col ++) { + FX_ARGB argb = pPalette[*src_scan]; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + *dest_alpha_scan++ = 255; + src_scan ++; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan += 3; + dest_alpha_scan ++; + src_scan ++; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + src_scan ++; + } +} +inline void _CompositeRow_1bppRgb2Argb_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, + FX_DWORD* pPalette, FX_LPCBYTE clip_scan) +{ + int reset_r, reset_g, reset_b; + int set_r, set_g, set_b; + reset_r = FXARGB_R(pPalette[0]); + reset_g = FXARGB_G(pPalette[0]); + reset_b = FXARGB_B(pPalette[0]); + set_r = FXARGB_R(pPalette[1]); + set_g = FXARGB_G(pPalette[1]); + set_b = FXARGB_B(pPalette[1]); + for (int col = 0; col < width; col ++) { + int src_r, src_g, src_b; + if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) { + src_r = set_r; + src_g = set_g; + src_b = set_b; + } else { + src_r = reset_r; + src_g = reset_g; + src_b = reset_b; + } + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + *dest_scan++ = 255; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan += 4; + continue; + } + int back_alpha = dest_scan[3]; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + dest_scan ++; + } +} +void _CompositeRow_1bppRgb2Rgba_NoBlend(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, + FX_DWORD* pPalette, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + int reset_r, reset_g, reset_b; + int set_r, set_g, set_b; + reset_r = FXARGB_R(pPalette[0]); + reset_g = FXARGB_G(pPalette[0]); + reset_b = FXARGB_B(pPalette[0]); + set_r = FXARGB_R(pPalette[1]); + set_g = FXARGB_G(pPalette[1]); + set_b = FXARGB_B(pPalette[1]); + for (int col = 0; col < width; col ++) { + int src_r, src_g, src_b; + if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) { + src_r = set_r; + src_g = set_g; + src_b = set_b; + } else { + src_r = reset_r; + src_g = reset_g; + src_b = reset_b; + } + if (clip_scan == NULL || clip_scan[col] == 255) { + *dest_scan++ = src_b; + *dest_scan++ = src_g; + *dest_scan++ = src_r; + *dest_alpha_scan++ = 255; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan += 3; + dest_alpha_scan ++; + continue; + } + int back_alpha = *dest_alpha_scan; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + } +} +void _CompositeRow_ByteMask2Argb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b)); + dest_scan += 4; + continue; + } + if (src_alpha == 0) { + dest_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio); + } else if (blend_type) { + int blended = _BLEND(blend_type, *dest_scan, src_b); + blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_g); + blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_r); + blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + } + dest_scan += 2; + } +} +void _CompositeRow_ByteMask2Rgba(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + *dest_scan ++ = src_b; + *dest_scan ++ = src_g; + *dest_scan ++ = src_r; + *dest_alpha_scan ++ = src_alpha; + continue; + } + if (src_alpha == 0) { + dest_scan += 3; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio); + dest_scan ++; + } else if (blend_type) { + int blended = _BLEND(blend_type, *dest_scan, src_b); + blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_g); + blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_r); + blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + } + } +} +void _CompositeRow_ByteMask2Rgb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count, + int blend_type, int Bpp, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + if (src_alpha == 0) { + dest_scan += Bpp; + continue; + } + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], src_alpha); + } else if (blend_type) { + int blended = _BLEND(blend_type, *dest_scan, src_b); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_g); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_r); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha); + } + dest_scan += Bpp - 2; + } +} +void _CompositeRow_ByteMask2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int pixel_count, + FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + FX_BYTE back_alpha = *dest_scan; + if (!back_alpha) { + *dest_scan = src_alpha; + } else if (src_alpha) { + *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255; + } + dest_scan ++; + } +} +void _CompositeRow_ByteMask2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray, + int pixel_count, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + if (src_alpha) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, src_alpha); + } + dest_scan ++; + } +} +void _CompositeRow_ByteMask2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray, + int pixel_count, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + *dest_scan ++ = src_gray; + *dest_alpha_scan ++ = src_alpha; + continue; + } + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, alpha_ratio); + dest_scan ++; + } +} +void _CompositeRow_BitMask2Argb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, + int src_left, int pixel_count, int blend_type, FX_LPCBYTE clip_scan) +{ + if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) { + FX_ARGB argb = FXARGB_MAKE(0xff, src_r, src_g, src_b); + for (int col = 0; col < pixel_count; col ++) { + if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) { + FXARGB_SETDIB(dest_scan, argb); + } + dest_scan += 4; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan += 4; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b)); + dest_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio); + } else if (blend_type) { + int blended = _BLEND(blend_type, *dest_scan, src_b); + blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_g); + blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_r); + blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + } + dest_scan += 2; + } +} +void _CompositeRow_BitMask2Rgba(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, + int src_left, int pixel_count, int blend_type, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) { + for (int col = 0; col < pixel_count; col ++) { + if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) { + dest_scan[0] = src_b; + dest_scan[1] = src_g; + dest_scan[2] = src_r; + *dest_alpha_scan = mask_alpha; + } + dest_scan += 3; + dest_alpha_scan ++; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan += 3; + dest_alpha_scan ++; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + *dest_scan ++ = src_b; + *dest_scan ++ = src_g; + *dest_scan ++ = src_r; + *dest_alpha_scan ++ = mask_alpha; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio); + dest_scan ++; + } else if (blend_type) { + int blended = _BLEND(blend_type, *dest_scan, src_b); + blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_g); + blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + blended = _BLEND(blend_type, *dest_scan, src_r); + blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio); + dest_scan ++; + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio); + dest_scan ++; + } + } +} +void _CompositeRow_BitMask2Rgb(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, + int src_left, int pixel_count, int blend_type, int Bpp, FX_LPCBYTE clip_scan) +{ + if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) { + for (int col = 0; col < pixel_count; col ++) { + if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) { + dest_scan[2] = src_r; + dest_scan[1] = src_g; + dest_scan[0] = src_b; + } + dest_scan += Bpp; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan += Bpp; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + if (src_alpha == 0) { + dest_scan += Bpp; + continue; + } + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], src_alpha); + } else if (blend_type) { + int blended = _BLEND(blend_type, *dest_scan, src_b); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha); + dest_scan++; + blended = _BLEND(blend_type, *dest_scan, src_g); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha); + dest_scan++; + blended = _BLEND(blend_type, *dest_scan, src_r); + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha); + } else { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha); + } + dest_scan += Bpp - 2; + } +} +void _CompositeRow_BitMask2Mask(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_left, + int pixel_count, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan ++; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + FX_BYTE back_alpha = *dest_scan; + if (!back_alpha) { + *dest_scan = src_alpha; + } else if (src_alpha) { + *dest_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255; + } + dest_scan ++; + } +} +void _CompositeRow_BitMask2Gray(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray, + int src_left, int pixel_count, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan ++; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + if (src_alpha) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, src_alpha); + } + dest_scan ++; + } +} +void _CompositeRow_BitMask2Graya(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_gray, + int src_left, int pixel_count, FX_LPCBYTE clip_scan, + FX_LPBYTE dest_alpha_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + FX_BYTE back_alpha = *dest_alpha_scan; + if (back_alpha == 0) { + *dest_scan ++ = src_gray; + *dest_alpha_scan ++ = src_alpha; + continue; + } + if (src_alpha == 0) { + dest_scan ++; + dest_alpha_scan ++; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_alpha_scan++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_gray, alpha_ratio); + dest_scan ++; + } +} +void _CompositeRow_Argb2Argb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int pixel_count, int blend_type, FX_LPCBYTE clip_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + for (int col = 0; col < pixel_count; col ++) { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + if (clip_scan) { + int src_alpha = clip_scan[col] * src_scan[3] / 255; + dest_scan[3] = src_alpha; + dest_scan[0] = src_scan[2]; + dest_scan[1] = src_scan[1]; + dest_scan[2] = src_scan[0]; + } else { + FXARGB_RGBORDERCOPY(dest_scan, src_scan); + } + dest_scan += 4; + src_scan += 4; + continue; + } + FX_BYTE src_alpha; + if (clip_scan == NULL) { + src_alpha = src_scan[3]; + } else { + src_alpha = clip_scan[col] * src_scan[3] / 255; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + FX_BYTE dest_scan_o[3]; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + if (blend_type) { + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, dest_scan[index], *src_scan); + blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha); + dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], blended, alpha_ratio); + } else { + dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], *src_scan, alpha_ratio); + } + src_scan ++; + } + dest_scan += 4; + src_scan++; + } +} +void _CompositeRow_Rgb2Argb_Blend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + if (src_Bpp == 4) { + FXARGB_SETRGBORDERDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan)); + } else { + FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0])); + } + dest_scan += 4; + src_scan += src_Bpp; + continue; + } + dest_scan[3] = 0xff; + if (bNonseparableBlend) { + FX_BYTE dest_scan_o[3]; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + int src_color = FX_GAMMA(*src_scan); + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, dest_scan[index], src_color); + dest_scan[index] = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha); + src_scan ++; + } + dest_scan += 4; + src_scan += src_gap; + } +} +inline void _CompositeRow_Argb2Rgb_Blend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, FX_LPCBYTE clip_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = src_scan[3] * (*clip_scan++) / 255; + } else { + src_alpha = src_scan[3]; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += 4; + continue; + } + if (bNonseparableBlend) { + FX_BYTE dest_scan_o[3]; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + int back_color = FX_GAMMA(dest_scan[index]); + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, *src_scan); + dest_scan[index] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha)); + src_scan ++; + } + dest_scan += dest_Bpp; + src_scan ++; + } +} +inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp) +{ + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + if (src_Bpp == 4) { + FXARGB_SETRGBORDERDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan)); + } else { + FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1], src_scan[0])); + } + dest_scan += 4; + src_scan += src_Bpp; + } +} +inline void _CompositeRow_Rgb2Rgb_Blend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + if (bNonseparableBlend) { + FX_BYTE dest_scan_o[3]; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + int back_color = FX_GAMMA(dest_scan[index]); + int src_color = FX_GAMMA(*src_scan); + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, src_color); + dest_scan[index] = FX_GAMMA_INVERSE(blended); + src_scan ++; + } + dest_scan += dest_Bpp; + src_scan += src_gap; + } +} +inline void _CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha; + if (clip_scan) { + src_alpha = src_scan[3] * (*clip_scan++) / 255; + } else { + src_alpha = src_scan[3]; + } + if (src_alpha == 255) { + dest_scan[2] = FX_GAMMA_INVERSE(*src_scan++); + dest_scan[1] = FX_GAMMA_INVERSE(*src_scan++); + dest_scan[0] = FX_GAMMA_INVERSE(*src_scan++); + dest_scan += dest_Bpp; + src_scan ++; + continue; + } + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += 4; + continue; + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + dest_scan[index] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[index]), *src_scan, src_alpha)); + src_scan ++; + } + dest_scan += dest_Bpp; + src_scan ++; + } +} +inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp) +{ + for (int col = 0; col < width; col ++) { + dest_scan[2] = src_scan[0]; + dest_scan[1] = src_scan[1]; + dest_scan[0] = src_scan[2]; + dest_scan += dest_Bpp; + src_scan += src_Bpp; + } +} +inline void _CompositeRow_Rgb2Argb_Blend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int src_Bpp, FX_LPCBYTE clip_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + int src_alpha = *clip_scan ++; + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + dest_scan[2] = FX_GAMMA(*src_scan++); + dest_scan[1] = FX_GAMMA(*src_scan++); + dest_scan[0] = FX_GAMMA(*src_scan++); + src_scan += src_gap; + dest_scan += 4; + continue; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += src_Bpp; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (bNonseparableBlend) { + FX_BYTE dest_scan_o[3]; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + int src_color = FX_GAMMA(*src_scan); + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, dest_scan[index], src_color); + blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha); + dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], blended, alpha_ratio); + src_scan ++; + } + dest_scan += 4; + src_scan += src_gap; + } +} +inline void _CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int blend_type, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan) +{ + int blended_colors[3]; + FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE; + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + FX_BYTE src_alpha = *clip_scan ++; + if (src_alpha == 0) { + dest_scan += dest_Bpp; + src_scan += src_Bpp; + continue; + } + if (bNonseparableBlend) { + FX_BYTE dest_scan_o[3]; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + } + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + int src_color = FX_GAMMA(*src_scan); + int back_color = FX_GAMMA(dest_scan[index]); + int blended = bNonseparableBlend ? blended_colors[color] : + _BLEND(blend_type, back_color, src_color); + dest_scan[index] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha)); + src_scan ++; + } + dest_scan += dest_Bpp; + src_scan += src_gap; + } +} +inline void _CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int src_Bpp, FX_LPCBYTE clip_scan) +{ + int src_gap = src_Bpp - 3; + for (int col = 0; col < width; col ++) { + int src_alpha = clip_scan[col]; + if (src_alpha == 255) { + dest_scan[2] = FX_GAMMA(*src_scan++); + dest_scan[1] = FX_GAMMA(*src_scan++); + dest_scan[0] = FX_GAMMA(*src_scan++); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += src_gap; + continue; + } + if (src_alpha == 0) { + dest_scan += 4; + src_scan += src_Bpp; + continue; + } + int back_alpha = dest_scan[3]; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + for (int color = 0; color < 3; color ++) { + int index = 2 - color; + dest_scan[index] = FXDIB_ALPHA_MERGE(dest_scan[index], FX_GAMMA(*src_scan), alpha_ratio); + src_scan ++; + } + dest_scan += 4; + src_scan += src_gap; + } +} +inline void _CompositeRow_Rgb2Rgb_NoBlend_Clip_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, int dest_Bpp, int src_Bpp, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < width; col ++) { + int src_alpha = clip_scan[col]; + if (src_alpha == 255) { + dest_scan[2] = src_scan[0]; + dest_scan[1] = src_scan[1]; + dest_scan[0] = src_scan[2]; + } else if (src_alpha) { + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), FX_GAMMA(*src_scan), src_alpha)); + src_scan ++; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), FX_GAMMA(*src_scan), src_alpha)); + src_scan ++; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), FX_GAMMA(*src_scan), src_alpha)); + dest_scan += dest_Bpp; + src_scan += src_Bpp - 2; + continue; + } + dest_scan += dest_Bpp; + src_scan += src_Bpp; + } +} +inline void _CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, FX_ARGB* pPalette, int pixel_count, + int DestBpp, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + FX_ARGB argb = pPalette ? pPalette[*src_scan] : (*src_scan) * 0x010101; + int src_r = FXARGB_R(argb); + int src_g = FXARGB_G(argb); + int src_b = FXARGB_B(argb); + if (clip_scan && clip_scan[col] < 255) { + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, clip_scan[col]); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, clip_scan[col]); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, clip_scan[col]); + } else { + dest_scan[2] = src_b; + dest_scan[1] = src_g; + dest_scan[0] = src_r; + } + dest_scan += DestBpp; + src_scan ++; + } +} +inline void _CompositeRow_1bppRgb2Rgb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, + FX_ARGB* pPalette, int pixel_count, int DestBpp, FX_LPCBYTE clip_scan) +{ + int reset_r, reset_g, reset_b; + int set_r, set_g, set_b; + if (pPalette) { + reset_r = FXARGB_R(pPalette[0]); + reset_g = FXARGB_G(pPalette[0]); + reset_b = FXARGB_B(pPalette[0]); + set_r = FXARGB_R(pPalette[1]); + set_g = FXARGB_G(pPalette[1]); + set_b = FXARGB_B(pPalette[1]); + } else { + reset_r = reset_g = reset_b = 0; + set_r = set_g = set_b = 255; + } + for (int col = 0; col < pixel_count; col ++) { + int src_r, src_g, src_b; + if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) { + src_r = set_r; + src_g = set_g; + src_b = set_b; + } else { + src_r = reset_r; + src_g = reset_g; + src_b = reset_b; + } + if (clip_scan && clip_scan[col] < 255) { + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, clip_scan[col]); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, clip_scan[col]); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, clip_scan[col]); + } else { + dest_scan[2] = src_b; + dest_scan[1] = src_g; + dest_scan[0] = src_r; + } + dest_scan += DestBpp; + } +} +inline void _CompositeRow_8bppRgb2Argb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, + FX_ARGB* pPalette, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < width; col ++) { + int src_r, src_g, src_b; + if (pPalette) { + FX_ARGB argb = pPalette[*src_scan]; + src_r = FXARGB_R(argb); + src_g = FXARGB_G(argb); + src_b = FXARGB_B(argb); + } else { + src_r = src_g = src_b = *src_scan; + } + if (clip_scan == NULL || clip_scan[col] == 255) { + dest_scan[2] = FX_GAMMA(src_b); + dest_scan[1] = FX_GAMMA(src_g); + dest_scan[0] = FX_GAMMA(src_r); + dest_scan[3] = 255; + src_scan ++; + dest_scan += 4; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan += 4; + src_scan ++; + continue; + } + int back_alpha = dest_scan[3]; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], FX_GAMMA(src_b), alpha_ratio); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], FX_GAMMA(src_g), alpha_ratio); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], FX_GAMMA(src_r), alpha_ratio); + dest_scan += 4; + src_scan ++; + } +} +inline void _CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, + FX_ARGB* pPalette, FX_LPCBYTE clip_scan) +{ + int reset_r, reset_g, reset_b; + int set_r, set_g, set_b; + if (pPalette) { + reset_r = FXARGB_R(pPalette[0]); + reset_g = FXARGB_G(pPalette[0]); + reset_b = FXARGB_B(pPalette[0]); + set_r = FXARGB_R(pPalette[1]); + set_g = FXARGB_G(pPalette[1]); + set_b = FXARGB_B(pPalette[1]); + } else { + reset_r = reset_g = reset_b = 0; + set_r = set_g = set_b = 255; + } + for (int col = 0; col < width; col ++) { + int src_r, src_g, src_b; + if (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8))) { + src_r = set_r; + src_g = set_g; + src_b = set_b; + } else { + src_r = reset_r; + src_g = reset_g; + src_b = reset_b; + } + if (clip_scan == NULL || clip_scan[col] == 255) { + dest_scan[2] = FX_GAMMA(src_b); + dest_scan[1] = FX_GAMMA(src_g); + dest_scan[0] = FX_GAMMA(src_r); + dest_scan[3] = 255; + dest_scan += 4; + continue; + } + int src_alpha = clip_scan[col]; + if (src_alpha == 0) { + dest_scan += 4; + continue; + } + int back_alpha = dest_scan[3]; + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], FX_GAMMA(src_b), alpha_ratio); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], FX_GAMMA(src_g), alpha_ratio); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], FX_GAMMA(src_r), alpha_ratio); + dest_scan += 4; + } +} +void _CompositeRow_ByteMask2Argb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count, + int blend_type, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b)); + dest_scan += 4; + continue; + } + if (src_alpha == 0) { + dest_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + FX_BYTE dest_scan_o[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], alpha_ratio); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], alpha_ratio); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], alpha_ratio); + } else if (blend_type) { + int blended = _BLEND(blend_type, dest_scan[2], src_b); + blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, alpha_ratio); + blended = _BLEND(blend_type, dest_scan[1], src_g); + blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, alpha_ratio); + blended = _BLEND(blend_type, dest_scan[0], src_r); + blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, alpha_ratio); + } else { + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, alpha_ratio); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, alpha_ratio); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, alpha_ratio); + } + dest_scan += 4; + } +} +void _CompositeRow_ByteMask2Rgb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, int pixel_count, + int blend_type, int Bpp, FX_LPCBYTE clip_scan) +{ + for (int col = 0; col < pixel_count; col ++) { + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] * src_scan[col] / 255 / 255; + } else { + src_alpha = mask_alpha * src_scan[col] / 255; + } + if (src_alpha == 0) { + dest_scan += Bpp; + continue; + } + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + FX_BYTE dest_scan_o[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], src_alpha); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], src_alpha); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], src_alpha); + } else if (blend_type) { + int blended = _BLEND(blend_type, dest_scan[2], src_b); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, src_alpha); + blended = _BLEND(blend_type, dest_scan[1], src_g); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, src_alpha); + blended = _BLEND(blend_type, dest_scan[0], src_r); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, src_alpha); + } else { + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, src_alpha); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, src_alpha); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, src_alpha); + } + dest_scan += Bpp; + } +} +void _CompositeRow_BitMask2Argb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, + int src_left, int pixel_count, int blend_type, FX_LPCBYTE clip_scan) +{ + if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) { + FX_ARGB argb = FXARGB_MAKE(0xff, src_r, src_g, src_b); + for (int col = 0; col < pixel_count; col ++) { + if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) { + FXARGB_SETRGBORDERDIB(dest_scan, argb); + } + dest_scan += 4; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan += 4; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETRGBORDERDIB(dest_scan, FXARGB_MAKE(src_alpha, src_r, src_g, src_b)); + dest_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + FX_BYTE dest_scan_o[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], alpha_ratio); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], alpha_ratio); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], alpha_ratio); + } else if (blend_type) { + int blended = _BLEND(blend_type, dest_scan[2], src_b); + blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, alpha_ratio); + blended = _BLEND(blend_type, dest_scan[1], src_g); + blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, alpha_ratio); + blended = _BLEND(blend_type, dest_scan[0], src_r); + blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, alpha_ratio); + } else { + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, alpha_ratio); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, alpha_ratio); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, alpha_ratio); + } + dest_scan += 4; + } +} +void _CompositeRow_BitMask2Rgb_RgbByteOrder(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int mask_alpha, int src_r, int src_g, int src_b, + int src_left, int pixel_count, int blend_type, int Bpp, FX_LPCBYTE clip_scan) +{ + if (blend_type == FXDIB_BLEND_NORMAL && clip_scan == NULL && mask_alpha == 255) { + for (int col = 0; col < pixel_count; col ++) { + if (src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8))) { + dest_scan[2] = src_b; + dest_scan[1] = src_g; + dest_scan[0] = src_r; + } + dest_scan += Bpp; + } + return; + } + for (int col = 0; col < pixel_count; col ++) { + if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) { + dest_scan += Bpp; + continue; + } + int src_alpha; + if (clip_scan) { + src_alpha = mask_alpha * clip_scan[col] / 255; + } else { + src_alpha = mask_alpha; + } + if (src_alpha == 0) { + dest_scan += Bpp; + continue; + } + if (blend_type >= FXDIB_BLEND_NONSEPARABLE) { + int blended_colors[3]; + FX_BYTE src_scan[3]; + FX_BYTE dest_scan_o[3]; + src_scan[0] = src_b; + src_scan[1] = src_g; + src_scan[2] = src_r; + dest_scan_o[0] = dest_scan[2]; + dest_scan_o[1] = dest_scan[1]; + dest_scan_o[2] = dest_scan[0]; + _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors); + dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], src_alpha); + dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], src_alpha); + dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], src_alpha); + } else if (blend_type) { + int back_color = FX_GAMMA(dest_scan[2]); + int blended = _BLEND(blend_type, back_color, src_b); + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha)); + back_color = FX_GAMMA(dest_scan[1]); + blended = _BLEND(blend_type, back_color, src_g); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha)); + back_color = FX_GAMMA(dest_scan[0]); + blended = _BLEND(blend_type, back_color, src_r); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha)); + } else { + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), src_b, src_alpha)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), src_g, src_alpha)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), src_r, src_alpha)); + } + dest_scan += Bpp; + } +} +inline FX_BOOL _ScanlineCompositor_InitSourceMask(FXDIB_Format dest_format, int alpha_flag, FX_DWORD mask_color, int& mask_alpha, + int& mask_red, int& mask_green, int& mask_blue, int& mask_black, + void* icc_module, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = (ICodec_IccModule*)icc_module; + if (alpha_flag >> 8) { + mask_alpha = alpha_flag & 0xff; + mask_red = FXSYS_GetCValue(mask_color); + mask_green = FXSYS_GetMValue(mask_color); + mask_blue = FXSYS_GetYValue(mask_color); + mask_black = FXSYS_GetKValue(mask_color); + } else { + mask_alpha = FXARGB_A(mask_color); + mask_red = FXARGB_R(mask_color); + mask_green = FXARGB_G(mask_color); + mask_blue = FXARGB_B(mask_color); + } + if (dest_format == FXDIB_8bppMask) { + return TRUE; + } + if ((dest_format & 0xff) == 8) { + if (pIccTransform) { + mask_color = (alpha_flag >> 8) ? FXCMYK_TODIB(mask_color) : FXARGB_TODIB(mask_color); + FX_LPBYTE gray_p = (FX_LPBYTE)&mask_color; + pIccModule->TranslateScanline(pIccTransform, gray_p, gray_p, 1); + mask_red = dest_format & 0x0400 ? FX_CCOLOR(gray_p[0]) : gray_p[0]; + } else { + if (alpha_flag >> 8) { + FX_BYTE r, g, b; + AdobeCMYK_to_sRGB1(mask_red, mask_green, mask_blue, mask_black, + r, g, b); + mask_red = FXRGB2GRAY(r, g, b); + } else { + mask_red = FXRGB2GRAY(mask_red, mask_green, mask_blue); + } + if (dest_format & 0x0400) { + mask_red = FX_CCOLOR(mask_red); + } + } + } else { + FX_LPBYTE mask_color_p = (FX_LPBYTE)&mask_color; + mask_color = (alpha_flag >> 8) ? FXCMYK_TODIB(mask_color) : FXARGB_TODIB(mask_color); + if (pIccTransform) { + pIccModule->TranslateScanline(pIccTransform, mask_color_p, mask_color_p, 1); + mask_red = mask_color_p[2]; + mask_green = mask_color_p[1]; + mask_blue = mask_color_p[0]; + } else if (alpha_flag >> 8) { + AdobeCMYK_to_sRGB1(mask_color_p[0], mask_color_p[1], mask_color_p[2], mask_color_p[3], + mask_color_p[2], mask_color_p[1], mask_color_p[0]); + mask_red = mask_color_p[2]; + mask_green = mask_color_p[1]; + mask_blue = mask_color_p[0]; + } + } + return TRUE; +} +inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB_Format dest_format, + FX_DWORD*& pDestPalette, FX_DWORD* pSrcPalette, + void* icc_module, void* pIccTransform) +{ + ICodec_IccModule* pIccModule = (ICodec_IccModule*)icc_module; + FX_BOOL isSrcCmyk = src_format & 0x0400 ? TRUE : FALSE; + FX_BOOL isDstCmyk = dest_format & 0x0400 ? TRUE : FALSE; + pDestPalette = NULL; + if (pIccTransform) { + if (pSrcPalette) { + if ((dest_format & 0xff) == 8) { + int pal_count = 1 << (src_format & 0xff); + FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } + pDestPalette = (FX_DWORD*)gray_pal; + for (int i = 0; i < pal_count; i ++) { + FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i]) : FXARGB_TODIB(pSrcPalette[i]); + pIccModule->TranslateScanline(pIccTransform, gray_pal, (FX_LPCBYTE)&color, 1); + gray_pal ++; + } + } else { + int palsize = 1 << (src_format & 0xff); + pDestPalette = FX_Alloc(FX_DWORD, palsize); + if (!pDestPalette) { + return; + } + for (int i = 0; i < palsize; i ++) { + FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i]) : FXARGB_TODIB(pSrcPalette[i]); + pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&color, (FX_LPCBYTE)&color, 1); + pDestPalette[i] = isDstCmyk ? FXCMYK_TODIB(color) : FXARGB_TODIB(color); + } + } + } else { + int pal_count = 1 << (src_format & 0xff); + FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } + if (pal_count == 2) { + gray_pal[0] = 0; + gray_pal[1] = 255; + } else { + for (int i = 0; i < pal_count; i++) { + gray_pal[i] = i; + } + } + if ((dest_format & 0xff) == 8) { + pIccModule->TranslateScanline(pIccTransform, gray_pal, gray_pal, pal_count); + pDestPalette = (FX_DWORD*)gray_pal; + } else { + pDestPalette = FX_Alloc(FX_DWORD, pal_count); + if (!pDestPalette) { + FX_Free(gray_pal); + return; + } + for (int i = 0; i < pal_count; i ++) { + pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&pDestPalette[i], &gray_pal[i], 1); + pDestPalette[i] = isDstCmyk ? FXCMYK_TODIB(pDestPalette[i]) : FXARGB_TODIB(pDestPalette[i]); + } + FX_Free(gray_pal); + } + } + } else { + if (pSrcPalette) { + if ((dest_format & 0xff) == 8) { + int pal_count = 1 << (src_format & 0xff); + FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } + pDestPalette = (FX_DWORD*)gray_pal; + if (isSrcCmyk) { + for (int i = 0; i < pal_count; i ++) { + FX_CMYK cmyk = pSrcPalette[i]; + FX_BYTE r, g, b; + AdobeCMYK_to_sRGB1(FXSYS_GetCValue(cmyk), FXSYS_GetMValue(cmyk), FXSYS_GetYValue(cmyk), FXSYS_GetKValue(cmyk), + r, g, b); + *gray_pal ++ = FXRGB2GRAY(r, g, b); + } + } else + for (int i = 0; i < pal_count; i ++) { + FX_ARGB argb = pSrcPalette[i]; + *gray_pal ++ = FXRGB2GRAY(FXARGB_R(argb), FXARGB_G(argb), FXARGB_B(argb)); + } + } else { + int palsize = 1 << (src_format & 0xff); + pDestPalette = FX_Alloc(FX_DWORD, palsize); + if (!pDestPalette) { + return; + } + if (isDstCmyk == isSrcCmyk) { + FXSYS_memcpy32(pDestPalette, pSrcPalette, palsize * sizeof(FX_DWORD)); + } else { + for (int i = 0; i < palsize; i ++) { + FX_CMYK cmyk = pSrcPalette[i]; + FX_BYTE r, g, b; + AdobeCMYK_to_sRGB1(FXSYS_GetCValue(cmyk), FXSYS_GetMValue(cmyk), FXSYS_GetYValue(cmyk), FXSYS_GetKValue(cmyk), + r, g, b); + pDestPalette[i] = FXARGB_MAKE(0xff, r, g, b); + } + } + } + } else { + if ((dest_format & 0xff) == 8) { + int pal_count = 1 << (src_format & 0xff); + FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } + if (pal_count == 2) { + gray_pal[0] = 0; + gray_pal[1] = 255; + } else { + for (int i = 0; i < pal_count; i++) { + gray_pal[i] = i; + } + } + pDestPalette = (FX_DWORD*)gray_pal; + } else { + int palsize = 1 << (src_format & 0xff); + pDestPalette = FX_Alloc(FX_DWORD, palsize); + if (!pDestPalette) { + return; + } + if (palsize == 2) { + pDestPalette[0] = isSrcCmyk ? 255 : 0xff000000; + pDestPalette[1] = isSrcCmyk ? 0 : 0xffffffff; + } else { + for (int i = 0; i < palsize; i++) { + pDestPalette[i] = isSrcCmyk ? FX_CCOLOR(i) : (i * 0x10101); + } + } + if (isSrcCmyk != isDstCmyk) { + for (int i = 0; i < palsize; i ++) { + FX_CMYK cmyk = pDestPalette[i]; + FX_BYTE r, g, b; + AdobeCMYK_to_sRGB1(FXSYS_GetCValue(cmyk), FXSYS_GetMValue(cmyk), FXSYS_GetYValue(cmyk), FXSYS_GetKValue(cmyk), + r, g, b); + pDestPalette[i] = FXARGB_MAKE(0xff, r, g, b); + } + } + } + } + } +} +CFX_ScanlineCompositor::CFX_ScanlineCompositor() +{ + m_pSrcPalette = NULL; + m_pCacheScanline = NULL; + m_CacheSize = 0; + m_bRgbByteOrder = FALSE; + m_BlendType = FXDIB_BLEND_NORMAL; +} +CFX_ScanlineCompositor::~CFX_ScanlineCompositor() +{ + if (m_pSrcPalette) { + FX_Free(m_pSrcPalette); + } + if (m_pCacheScanline) { + FX_Free(m_pCacheScanline); + } +} +FX_BOOL CFX_ScanlineCompositor::Init(FXDIB_Format dest_format, FXDIB_Format src_format, FX_INT32 width, FX_DWORD* pSrcPalette, + FX_DWORD mask_color, int blend_type, FX_BOOL bClip, FX_BOOL bRgbByteOrder, int alpha_flag, void* pIccTransform) +{ + m_SrcFormat = src_format; + m_DestFormat = dest_format; + m_BlendType = blend_type; + m_bRgbByteOrder = bRgbByteOrder; + ICodec_IccModule* pIccModule = NULL; + if (CFX_GEModule::Get()->GetCodecModule()) { + pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + } + if (pIccModule == NULL) { + pIccTransform = NULL; + } + m_pIccTransform = pIccTransform; + if ((dest_format & 0xff) == 1) { + return FALSE; + } + if (m_SrcFormat == FXDIB_1bppMask || m_SrcFormat == FXDIB_8bppMask) { + return _ScanlineCompositor_InitSourceMask(dest_format, alpha_flag, mask_color, + m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, m_MaskBlack, + pIccModule, pIccTransform); + } + if (pIccTransform == NULL && (~src_format & 0x0400) && (dest_format & 0x0400)) { + return FALSE; + } + if ((m_SrcFormat & 0xff) <= 8) { + if (dest_format == FXDIB_8bppMask) { + return TRUE; + } + _ScanlineCompositor_InitSourcePalette(src_format, dest_format, m_pSrcPalette, pSrcPalette, + pIccModule, pIccTransform); + m_Transparency = (dest_format == FXDIB_Argb ? 1 : 0) + + (dest_format & 0x0200 ? 2 : 0) + + (dest_format & 0x0400 ? 4 : 0) + + ((src_format & 0xff) == 1 ? 8 : 0); + return TRUE; + } + m_Transparency = (src_format & 0x0200 ? 0 : 1) + + (dest_format & 0x0200 ? 0 : 2) + + (blend_type == FXDIB_BLEND_NORMAL ? 4 : 0) + + (bClip ? 8 : 0) + + (src_format & 0x0400 ? 16 : 0) + + (dest_format & 0x0400 ? 32 : 0) + + (pIccTransform ? 64 : 0); + return TRUE; +} +void CFX_ScanlineCompositor::CompositeRgbBitmapLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_extra_alpha, FX_LPBYTE dst_extra_alpha) +{ + int src_Bpp = (m_SrcFormat & 0xff) >> 3; + int dest_Bpp = (m_DestFormat & 0xff) >> 3; + int dest_Size = width * dest_Bpp + 4; + if (m_bRgbByteOrder) { + switch (m_Transparency) { + case 0: + case 4: + case 8: + case 12: + _CompositeRow_Argb2Argb_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, clip_scan); + break; + case 1: + _CompositeRow_Rgb2Argb_Blend_NoClip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, src_Bpp); + break; + case 2: + case 10: + _CompositeRow_Argb2Rgb_Blend_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, dest_Bpp, clip_scan); + break; + case 3: + _CompositeRow_Rgb2Rgb_Blend_NoClip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp); + break; + case 5: + _CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(dest_scan, src_scan, width, src_Bpp); + break; + case 6: + case 14: + _CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(dest_scan, src_scan, width, dest_Bpp, clip_scan); + break; + case 7: + _CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(dest_scan, src_scan, width, dest_Bpp, src_Bpp); + break; + case 9: + _CompositeRow_Rgb2Argb_Blend_Clip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, src_Bpp, clip_scan); + break; + case 11: + _CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, clip_scan); + break; + case 13: + _CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(dest_scan, src_scan, width, src_Bpp, clip_scan); + break; + case 15: + _CompositeRow_Rgb2Rgb_NoBlend_Clip_RgbByteOrder(dest_scan, src_scan, width, dest_Bpp, src_Bpp, clip_scan); + break; + } + return; + } + if (m_DestFormat == FXDIB_8bppMask) { + if (m_SrcFormat & 0x0200) { + if (m_SrcFormat == FXDIB_Argb) { + _CompositeRow_Argb2Mask(dest_scan, src_scan, width, clip_scan); + } else { + _CompositeRow_Rgba2Mask(dest_scan, src_extra_alpha, width, clip_scan); + } + } else { + _CompositeRow_Rgb2Mask(dest_scan, src_scan, width, clip_scan); + } + } else if ((m_DestFormat & 0xff) == 8) { + if (m_DestFormat & 0x0400) { + for (int i = 0; i < width; i ++) { + *dest_scan = ~*dest_scan; + dest_scan++; + } + } + if (m_SrcFormat & 0x0200) { + if (m_DestFormat & 0x0200) { + _CompositeRow_Argb2Graya(dest_scan, src_scan, width, m_BlendType, clip_scan, src_extra_alpha, dst_extra_alpha, m_pIccTransform); + } else { + _CompositeRow_Argb2Gray(dest_scan, src_scan, width, m_BlendType, clip_scan, src_extra_alpha, m_pIccTransform); + } + } else { + if (m_DestFormat & 0x0200) { + _CompositeRow_Rgb2Graya(dest_scan, src_scan, src_Bpp, width, m_BlendType, clip_scan, dst_extra_alpha, m_pIccTransform); + } else { + _CompositeRow_Rgb2Gray(dest_scan, src_scan, src_Bpp, width, m_BlendType, clip_scan, m_pIccTransform); + } + } + if (m_DestFormat & 0x0400) { + for (int i = 0; i < width; i ++) { + *dest_scan = ~*dest_scan; + dest_scan++; + } + } + } else { + if (dest_Size > m_CacheSize) { + m_pCacheScanline = FX_Realloc(FX_BYTE, m_pCacheScanline, dest_Size); + if (!m_pCacheScanline) { + return; + } + m_CacheSize = dest_Size; + } + switch (m_Transparency) { + case 0: + case 4: + case 8: + case 4+8: { + _CompositeRow_Argb2Argb(dest_scan, src_scan, width, m_BlendType, clip_scan, + dst_extra_alpha, src_extra_alpha); + } + break; + case 64: + case 4+64: + case 8+64: + case 4+8+64: { + _CompositeRow_Argb2Argb_Transform(dest_scan, src_scan, width, m_BlendType, clip_scan, + dst_extra_alpha, src_extra_alpha, m_pCacheScanline, m_pIccTransform); + } + break; + case 1: + _CompositeRow_Rgb2Argb_Blend_NoClip(dest_scan, src_scan, width, m_BlendType, src_Bpp, + dst_extra_alpha); + break; + case 1+64: + _CompositeRow_Rgb2Argb_Blend_NoClip_Transform(dest_scan, src_scan, width, m_BlendType, src_Bpp, + dst_extra_alpha, m_pCacheScanline, m_pIccTransform); + break; + case 1+8: + _CompositeRow_Rgb2Argb_Blend_Clip(dest_scan, src_scan, width, m_BlendType, src_Bpp, clip_scan, + dst_extra_alpha); + break; + case 1+8+64: + _CompositeRow_Rgb2Argb_Blend_Clip_Transform(dest_scan, src_scan, width, m_BlendType, src_Bpp, clip_scan, + dst_extra_alpha, m_pCacheScanline, m_pIccTransform); + break; + case 1+4: + _CompositeRow_Rgb2Argb_NoBlend_NoClip(dest_scan, src_scan, width, src_Bpp, + dst_extra_alpha); + break; + case 1+4+64: + _CompositeRow_Rgb2Argb_NoBlend_NoClip_Transform(dest_scan, src_scan, width, src_Bpp, + dst_extra_alpha, m_pCacheScanline, m_pIccTransform); + break; + case 1+4+8: + _CompositeRow_Rgb2Argb_NoBlend_Clip(dest_scan, src_scan, width, src_Bpp, clip_scan, + dst_extra_alpha); + break; + case 1+4+8+64: + _CompositeRow_Rgb2Argb_NoBlend_Clip_Transform(dest_scan, src_scan, width, src_Bpp, clip_scan, + dst_extra_alpha, m_pCacheScanline, m_pIccTransform); + break; + case 2: + case 2+8: + _CompositeRow_Argb2Rgb_Blend(dest_scan, src_scan, width, m_BlendType, dest_Bpp, clip_scan, + src_extra_alpha); + break; + case 2+64: + case 2+8+64: + _CompositeRow_Argb2Rgb_Blend_Transform(dest_scan, src_scan, width, m_BlendType, dest_Bpp, clip_scan, + src_extra_alpha, m_pCacheScanline, m_pIccTransform); + break; + case 2+4: + case 2+4+8: + _CompositeRow_Argb2Rgb_NoBlend(dest_scan, src_scan, width, dest_Bpp, clip_scan, + src_extra_alpha); + break; + case 2+4+64: + case 2+4+8+64: + _CompositeRow_Argb2Rgb_NoBlend_Transform(dest_scan, src_scan, width, dest_Bpp, clip_scan, + src_extra_alpha, m_pCacheScanline, m_pIccTransform); + break; + case 1+2: + _CompositeRow_Rgb2Rgb_Blend_NoClip(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp); + break; + case 1+2+64: + _CompositeRow_Rgb2Rgb_Blend_NoClip_Transform(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, + m_pCacheScanline, m_pIccTransform); + break; + case 1+2+8: + _CompositeRow_Rgb2Rgb_Blend_Clip(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, clip_scan); + break; + case 1+2+8+64: + _CompositeRow_Rgb2Rgb_Blend_Clip_Transform(dest_scan, src_scan, width, m_BlendType, dest_Bpp, src_Bpp, clip_scan, + m_pCacheScanline, m_pIccTransform); + break; + case 1+2+4: + _CompositeRow_Rgb2Rgb_NoBlend_NoClip(dest_scan, src_scan, width, dest_Bpp, src_Bpp); + break; + case 1+2+4+64: + _CompositeRow_Rgb2Rgb_NoBlend_NoClip_Transform(dest_scan, src_scan, width, dest_Bpp, src_Bpp, + m_pCacheScanline, m_pIccTransform); + break; + case 1+2+4+8: + _CompositeRow_Rgb2Rgb_NoBlend_Clip(dest_scan, src_scan, width, dest_Bpp, src_Bpp, clip_scan); + break; + case 1+2+4+8+64: + _CompositeRow_Rgb2Rgb_NoBlend_Clip_Transform(dest_scan, src_scan, width, dest_Bpp, src_Bpp, clip_scan, + m_pCacheScanline, m_pIccTransform); + break; + } + } +} +void CFX_ScanlineCompositor::CompositePalBitmapLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_extra_alpha, FX_LPBYTE dst_extra_alpha) +{ + if (m_bRgbByteOrder) { + if (m_SrcFormat == FXDIB_1bppRgb) { + if (m_DestFormat == FXDIB_8bppRgb) { + return; + } else if(m_DestFormat == FXDIB_Argb) { + _CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(dest_scan, src_scan, src_left, width, m_pSrcPalette, clip_scan); + } else { + _CompositeRow_1bppRgb2Rgb_NoBlend_RgbByteOrder(dest_scan, src_scan, src_left, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan); + } + } else { + if (m_DestFormat == FXDIB_8bppRgb) { + return; + } else if (m_DestFormat == FXDIB_Argb) { + _CompositeRow_8bppRgb2Argb_NoBlend_RgbByteOrder(dest_scan, src_scan, width, m_pSrcPalette, clip_scan); + } else { + _CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(dest_scan, src_scan, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan); + } + } + return; + } + if (m_DestFormat == FXDIB_8bppMask) { + _CompositeRow_Rgb2Mask(dest_scan, src_scan, width, clip_scan); + return; + } else if ((m_DestFormat & 0xff) == 8) { + if (m_Transparency & 8) { + if (m_DestFormat & 0x0200) { + _CompositeRow_1bppPal2Graya(dest_scan, src_scan, src_left, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan, dst_extra_alpha); + } else { + _CompositeRow_1bppPal2Gray(dest_scan, src_scan, src_left, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan); + } + } else { + if (m_DestFormat & 0x0200) + _CompositeRow_8bppPal2Graya(dest_scan, src_scan, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan, + dst_extra_alpha, src_extra_alpha); + else + _CompositeRow_8bppPal2Gray(dest_scan, src_scan, (FX_LPCBYTE)m_pSrcPalette, width, m_BlendType, clip_scan, + src_extra_alpha); + } + } else { + switch (m_Transparency) { + case 1+2: + _CompositeRow_8bppRgb2Argb_NoBlend(dest_scan, src_scan, width, m_pSrcPalette, clip_scan, + src_extra_alpha); + break; + case 1+2+8: + _CompositeRow_1bppRgb2Argb_NoBlend(dest_scan, src_scan, src_left, width, m_pSrcPalette, clip_scan); + break; + case 0: + _CompositeRow_8bppRgb2Rgb_NoBlend(dest_scan, src_scan, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan, + src_extra_alpha); + break; + case 0+8: + _CompositeRow_1bppRgb2Rgb_NoBlend(dest_scan, src_scan, src_left, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan); + break; + case 0+2: + _CompositeRow_8bppRgb2Rgb_NoBlend(dest_scan, src_scan, m_pSrcPalette, width, (m_DestFormat & 0xff) >> 3, clip_scan, + src_extra_alpha); + break; + case 0+2+8: + _CompositeRow_1bppRgb2Rgba_NoBlend(dest_scan, src_scan, src_left, width, m_pSrcPalette, clip_scan, + dst_extra_alpha); + break; + break; + } + } +} +void CFX_ScanlineCompositor::CompositeByteMaskLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int width, FX_LPCBYTE clip_scan, + FX_LPBYTE dst_extra_alpha) +{ + if (m_DestFormat == FXDIB_8bppMask) { + _CompositeRow_ByteMask2Mask(dest_scan, src_scan, m_MaskAlpha, width, clip_scan); + } else if ((m_DestFormat & 0xff) == 8) { + if (m_DestFormat & 0x0200) { + _CompositeRow_ByteMask2Graya(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, width, clip_scan, dst_extra_alpha); + } else { + _CompositeRow_ByteMask2Gray(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, width, clip_scan); + } + } else if (m_bRgbByteOrder) { + if (m_DestFormat == FXDIB_Argb) + _CompositeRow_ByteMask2Argb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + width, m_BlendType, clip_scan); + else + _CompositeRow_ByteMask2Rgb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan); + return; + } else if (m_DestFormat == FXDIB_Argb) + _CompositeRow_ByteMask2Argb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + width, m_BlendType, clip_scan); + else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32) + _CompositeRow_ByteMask2Rgb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan); + else if (m_DestFormat == FXDIB_Rgba) + _CompositeRow_ByteMask2Rgba(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + width, m_BlendType, clip_scan, dst_extra_alpha); +} +void CFX_ScanlineCompositor::CompositeBitMaskLine(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int src_left, int width, FX_LPCBYTE clip_scan, + FX_LPBYTE dst_extra_alpha) +{ + if (m_DestFormat == FXDIB_8bppMask) { + _CompositeRow_BitMask2Mask(dest_scan, src_scan, m_MaskAlpha, src_left, width, clip_scan); + } else if ((m_DestFormat & 0xff) == 8) { + if (m_DestFormat & 0x0200) + _CompositeRow_BitMask2Graya(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, src_left, width, clip_scan, + dst_extra_alpha); + else { + _CompositeRow_BitMask2Gray(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, src_left, width, clip_scan); + } + } else if (m_bRgbByteOrder) { + if (m_DestFormat == FXDIB_Argb) + _CompositeRow_BitMask2Argb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + src_left, width, m_BlendType, clip_scan); + else + _CompositeRow_BitMask2Rgb_RgbByteOrder(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + src_left, width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan); + return; + } else if (m_DestFormat == FXDIB_Argb) + _CompositeRow_BitMask2Argb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + src_left, width, m_BlendType, clip_scan); + else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32) + _CompositeRow_BitMask2Rgb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, + src_left, width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan); +} +FX_BOOL CFX_DIBitmap::CompositeBitmap(int dest_left, int dest_top, int width, int height, + const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, + int blend_type, const CFX_ClipRgn* pClipRgn, FX_BOOL bRgbByteOrder, void* pIccTransform) +{ + if (m_pBuffer == NULL) { + return FALSE; + } + ASSERT(!pSrcBitmap->IsAlphaMask()); + ASSERT(m_bpp >= 8); + if (pSrcBitmap->IsAlphaMask() || m_bpp < 8) { + return FALSE; + } + GetOverlapRect(dest_left, dest_top, width, height, pSrcBitmap->GetWidth(), pSrcBitmap->GetHeight(), + src_left, src_top, pClipRgn); + if (width == 0 || height == 0) { + return TRUE; + } + const CFX_DIBitmap* pClipMask = NULL; + FX_RECT clip_box; + if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) { + ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF); + pClipMask = pClipRgn->GetMask(); + clip_box = pClipRgn->GetBox(); + } + CFX_ScanlineCompositor compositor; + if (!compositor.Init(GetFormat(), pSrcBitmap->GetFormat(), width, pSrcBitmap->GetPalette(), 0, blend_type, + pClipMask != NULL, bRgbByteOrder, 0, pIccTransform)) { + return FALSE; + } + int dest_Bpp = m_bpp / 8; + int src_Bpp = pSrcBitmap->GetBPP() / 8; + FX_BOOL bRgb = FALSE; + FX_BOOL bCmyk = FALSE; + if (src_Bpp > 1) { + if (pSrcBitmap->IsCmykImage()) { + bCmyk = TRUE; + } else { + bRgb = TRUE; + } + } + CFX_DIBitmap* pSrcAlphaMask = pSrcBitmap->m_pAlphaMask; + for (int row = 0; row < height; row ++) { + FX_LPBYTE dest_scan = m_pBuffer + (dest_top + row) * m_Pitch + dest_left * dest_Bpp; + FX_LPCBYTE src_scan = pSrcBitmap->GetScanline(src_top + row) + src_left * src_Bpp; + FX_LPCBYTE src_scan_extra_alpha = pSrcAlphaMask ? pSrcAlphaMask->GetScanline(src_top + row) + src_left : NULL; + FX_LPBYTE dst_scan_extra_alpha = m_pAlphaMask ? (FX_LPBYTE)m_pAlphaMask->GetScanline(dest_top + row) + dest_left : NULL; + FX_LPCBYTE clip_scan = NULL; + if (pClipMask) { + clip_scan = pClipMask->m_pBuffer + (dest_top + row - clip_box.top) * pClipMask->m_Pitch + (dest_left - clip_box.left); + } + if (bRgb) { + compositor.CompositeRgbBitmapLine(dest_scan, src_scan, width, clip_scan, src_scan_extra_alpha, dst_scan_extra_alpha); + } else { + compositor.CompositePalBitmapLine(dest_scan, src_scan, src_left, width, clip_scan, src_scan_extra_alpha, dst_scan_extra_alpha); + } + } + return TRUE; +} +FX_BOOL CFX_DIBitmap::CompositeMask(int dest_left, int dest_top, int width, int height, + const CFX_DIBSource* pMask, FX_DWORD color, int src_left, int src_top, + int blend_type, const CFX_ClipRgn* pClipRgn, FX_BOOL bRgbByteOrder, int alpha_flag, void* pIccTransform) +{ + if (m_pBuffer == NULL) { + return FALSE; + } + ASSERT(pMask->IsAlphaMask()); + ASSERT(m_bpp >= 8); + if (!pMask->IsAlphaMask() || m_bpp < 8) { + return FALSE; + } + GetOverlapRect(dest_left, dest_top, width, height, pMask->GetWidth(), pMask->GetHeight(), src_left, src_top, pClipRgn); + if (width == 0 || height == 0) { + return TRUE; + } + int src_alpha = (FX_BYTE)(alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color); + if (src_alpha == 0) { + return TRUE; + } + const CFX_DIBitmap* pClipMask = NULL; + FX_RECT clip_box; + if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) { + ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF); + pClipMask = pClipRgn->GetMask(); + clip_box = pClipRgn->GetBox(); + } + int src_bpp = pMask->GetBPP(); + int Bpp = GetBPP() / 8; + CFX_ScanlineCompositor compositor; + if (!compositor.Init(GetFormat(), pMask->GetFormat(), width, NULL, color, blend_type, pClipMask != NULL, bRgbByteOrder, alpha_flag, pIccTransform)) { + return FALSE; + } + for (int row = 0; row < height; row ++) { + FX_LPBYTE dest_scan = m_pBuffer + (dest_top + row) * m_Pitch + dest_left * Bpp; + FX_LPCBYTE src_scan = pMask->GetScanline(src_top + row); + FX_LPBYTE dst_scan_extra_alpha = m_pAlphaMask ? (FX_LPBYTE)m_pAlphaMask->GetScanline(dest_top + row) + dest_left : NULL; + FX_LPCBYTE clip_scan = NULL; + if (pClipMask) { + clip_scan = pClipMask->m_pBuffer + (dest_top + row - clip_box.top) * pClipMask->m_Pitch + (dest_left - clip_box.left); + } + if (src_bpp == 1) { + compositor.CompositeBitMaskLine(dest_scan, src_scan, src_left, width, clip_scan, dst_scan_extra_alpha); + } else { + compositor.CompositeByteMaskLine(dest_scan, src_scan + src_left, width, clip_scan, dst_scan_extra_alpha); + } + } + return TRUE; +} +FX_BOOL CFX_DIBitmap::CompositeRect(int left, int top, int width, int height, FX_DWORD color, int alpha_flag, void* pIccTransform) +{ + if (m_pBuffer == NULL) { + return FALSE; + } + int src_alpha = (alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color); + if (src_alpha == 0) { + return TRUE; + } + FX_RECT rect(left, top, left + width, top + height); + rect.Intersect(0, 0, m_Width, m_Height); + if (rect.IsEmpty()) { + return TRUE; + } + width = rect.Width(); + FX_DWORD dst_color; + if (alpha_flag >> 8) { + dst_color = FXCMYK_TODIB(color); + } else { + dst_color = FXARGB_TODIB(color); + } + FX_LPBYTE color_p = (FX_LPBYTE)&dst_color; + if (m_bpp == 8) { + FX_BYTE gray = 255; + if (!IsAlphaMask()) { + if (pIccTransform && CFX_GEModule::Get()->GetCodecModule() && CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) { + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + pIccModule->TranslateScanline(pIccTransform, &gray, color_p, 1); + } else { + if (alpha_flag >> 8) { + FX_BYTE r, g, b; + AdobeCMYK_to_sRGB1(color_p[0], color_p[1], color_p[2], color_p[3], + r, g, b); + gray = FXRGB2GRAY(r, g, b); + } else { + gray = (FX_BYTE)FXRGB2GRAY((int)color_p[2], color_p[1], color_p[0]); + } + } + if (IsCmykImage()) { + gray = ~gray; + } + } + for (int row = rect.top; row < rect.bottom; row ++) { + FX_LPBYTE dest_scan = m_pBuffer + row * m_Pitch + rect.left; + if (src_alpha == 255) { + FXSYS_memset8(dest_scan, gray, width); + } else + for (int col = 0; col < width; col ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); + dest_scan ++; + } + } + return TRUE; + } else if (m_bpp == 1) { + ASSERT(!IsCmykImage() && (FX_BYTE)(alpha_flag >> 8) == 0); + int left_shift = rect.left % 8; + int right_shift = rect.right % 8; + int width = rect.right / 8 - rect.left / 8; + int index = 0; + if (m_pPalette == NULL) { + index = ((FX_BYTE)color == 0xff) ? 1 : 0; + } else { + for (int i = 0; i < 2; i ++) + if (m_pPalette[i] == color) { + index = i; + } + } + for (int row = rect.top; row < rect.bottom; row ++) { + FX_BYTE* dest_scan_top = (FX_BYTE*)GetScanline(row) + rect.left / 8; + FX_BYTE* dest_scan_top_r = (FX_BYTE*)GetScanline(row) + rect.right / 8; + FX_BYTE left_flag = *dest_scan_top & (255 << (8 - left_shift)); + FX_BYTE right_flag = *dest_scan_top_r & (255 >> right_shift); + if (width) { + FXSYS_memset8(dest_scan_top + 1, index ? 255 : 0, width - 1); + if (!index) { + *dest_scan_top &= left_flag; + *dest_scan_top_r &= right_flag; + } else { + *dest_scan_top |= ~left_flag; + *dest_scan_top_r |= ~right_flag; + } + } else { + if (!index) { + *dest_scan_top &= left_flag | right_flag; + } else { + *dest_scan_top |= ~(left_flag | right_flag); + } + } + } + return TRUE; + } + ASSERT(m_bpp >= 24); + if (m_bpp < 24) { + return FALSE; + } + if (pIccTransform && CFX_GEModule::Get()->GetCodecModule()) { + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + pIccModule->TranslateScanline(pIccTransform, color_p, color_p, 1); + } else { + if (alpha_flag >> 8 && !IsCmykImage()) + AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color), FXSYS_GetYValue(color), FXSYS_GetKValue(color), + color_p[2], color_p[1], color_p[0]); + else if (!(alpha_flag >> 8) && IsCmykImage()) { + return FALSE; + } + } + if(!IsCmykImage()) { + color_p[3] = (FX_BYTE)src_alpha; + } + int Bpp = m_bpp / 8; + FX_BOOL bAlpha = HasAlpha(); + FX_BOOL bArgb = GetFormat() == FXDIB_Argb ? TRUE : FALSE; + if (src_alpha == 255) { + for (int row = rect.top; row < rect.bottom; row ++) { + FX_LPBYTE dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp; + FX_LPBYTE dest_scan_alpha = m_pAlphaMask ? (FX_LPBYTE)m_pAlphaMask->GetScanline(row) + rect.left : NULL; + if (dest_scan_alpha) { + FXSYS_memset8(dest_scan_alpha, 0xff, width); + } + if (Bpp == 4) { + FX_DWORD* scan = (FX_DWORD*)dest_scan; + for (int col = 0; col < width; col ++) { + *scan ++ = dst_color; + } + } else { + for (int col = 0; col < width; col ++) { + *dest_scan ++ = color_p[0]; + *dest_scan ++ = color_p[1]; + *dest_scan ++ = color_p[2]; + } + } + } + return TRUE; + } + for (int row = rect.top; row < rect.bottom; row ++) { + FX_LPBYTE dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp; + if (bAlpha) { + if (bArgb) { + for (int col = 0; col < width; col ++) { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, color_p[2], color_p[1], color_p[0])); + dest_scan += 4; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + int alpha_ratio = src_alpha * 255 / dest_alpha; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[0], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[1], alpha_ratio); + dest_scan ++; + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[2], alpha_ratio); + dest_scan ++; + *dest_scan++ = dest_alpha; + } + } else { + FX_LPBYTE dest_scan_alpha = (FX_LPBYTE)m_pAlphaMask->GetScanline(row) + rect.left; + for (int col = 0; col < width; col ++) { + FX_BYTE back_alpha = *dest_scan_alpha; + if (back_alpha == 0) { + *dest_scan_alpha++ = src_alpha; + FXSYS_memcpy32(dest_scan, color_p, Bpp); + dest_scan += Bpp; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255; + *dest_scan_alpha ++ = dest_alpha; + int alpha_ratio = src_alpha * 255 / dest_alpha; + for(int comps = 0; comps < Bpp; comps ++) { + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], alpha_ratio); + dest_scan ++; + } + } + } + } else { + for (int col = 0; col < width; col ++) { + for(int comps = 0; comps < Bpp; comps ++) { + if (comps == 3) { + *dest_scan ++ = 255; + continue; + } + *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], src_alpha); + dest_scan ++; + } + } + } + } + return TRUE; +} +CFX_BitmapComposer::CFX_BitmapComposer() +{ + m_pScanlineV = NULL; + m_pScanlineAlphaV = NULL; + m_pClipScanV = NULL; + m_pAddClipScan = NULL; + m_bRgbByteOrder = FALSE; + m_BlendType = FXDIB_BLEND_NORMAL; +} +CFX_BitmapComposer::~CFX_BitmapComposer() +{ + if (m_pScanlineV) { + FX_Free(m_pScanlineV); + } + if (m_pScanlineAlphaV) { + FX_Free(m_pScanlineAlphaV); + } + if (m_pClipScanV) { + FX_Free(m_pClipScanV); + } + if (m_pAddClipScan) { + FX_Free(m_pAddClipScan); + } +} +void CFX_BitmapComposer::Compose(CFX_DIBitmap* pDest, const CFX_ClipRgn* pClipRgn, int bitmap_alpha, + FX_DWORD mask_color, FX_RECT& dest_rect, FX_BOOL bVertical, + FX_BOOL bFlipX, FX_BOOL bFlipY, FX_BOOL bRgbByteOrder, + int alpha_flag, void* pIccTransform, int blend_type) +{ + m_pBitmap = pDest; + m_pClipRgn = pClipRgn; + m_DestLeft = dest_rect.left; + m_DestTop = dest_rect.top; + m_DestWidth = dest_rect.Width(); + m_DestHeight = dest_rect.Height(); + m_BitmapAlpha = bitmap_alpha; + m_MaskColor = mask_color; + m_pClipMask = NULL; + if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) { + m_pClipMask = pClipRgn->GetMask(); + } + m_bVertical = bVertical; + m_bFlipX = bFlipX; + m_bFlipY = bFlipY; + m_AlphaFlag = alpha_flag; + m_pIccTransform = pIccTransform; + m_bRgbByteOrder = bRgbByteOrder; + m_BlendType = blend_type; +} +FX_BOOL CFX_BitmapComposer::SetInfo(int width, int height, FXDIB_Format src_format, FX_DWORD* pSrcPalette) +{ + m_SrcFormat = src_format; + if (!m_Compositor.Init(m_pBitmap->GetFormat(), src_format, width, pSrcPalette, m_MaskColor, FXDIB_BLEND_NORMAL, + m_pClipMask != NULL || (m_BitmapAlpha < 255), m_bRgbByteOrder, m_AlphaFlag, m_pIccTransform)) { + return FALSE; + } + if (m_bVertical) { + m_pScanlineV = FX_Alloc(FX_BYTE, m_pBitmap->GetBPP() / 8 * width + 4); + if (!m_pScanlineV) { + return FALSE; + } + m_pClipScanV = FX_Alloc(FX_BYTE, m_pBitmap->GetHeight()); + if (!m_pClipScanV) { + return FALSE; + } + if (m_pBitmap->m_pAlphaMask) { + m_pScanlineAlphaV = FX_Alloc(FX_BYTE, width + 4); + if (!m_pScanlineAlphaV) { + return FALSE; + } + } + } + if (m_BitmapAlpha < 255) { + m_pAddClipScan = FX_Alloc(FX_BYTE, m_bVertical ? m_pBitmap->GetHeight() : m_pBitmap->GetWidth()); + if (!m_pAddClipScan) { + return FALSE; + } + } + return TRUE; +} +void CFX_BitmapComposer::DoCompose(FX_LPBYTE dest_scan, FX_LPCBYTE src_scan, int dest_width, FX_LPCBYTE clip_scan, + FX_LPCBYTE src_extra_alpha, FX_LPBYTE dst_extra_alpha) +{ + if (m_BitmapAlpha < 255) { + if (clip_scan) { + for (int i = 0; i < dest_width; i ++) { + m_pAddClipScan[i] = clip_scan[i] * m_BitmapAlpha / 255; + } + } else { + FXSYS_memset8(m_pAddClipScan, m_BitmapAlpha, dest_width); + } + clip_scan = m_pAddClipScan; + } + if (m_SrcFormat == FXDIB_8bppMask) { + m_Compositor.CompositeByteMaskLine(dest_scan, src_scan, dest_width, clip_scan, dst_extra_alpha); + } else if ((m_SrcFormat & 0xff) == 8) { + m_Compositor.CompositePalBitmapLine(dest_scan, src_scan, 0, dest_width, clip_scan, src_extra_alpha, dst_extra_alpha); + } else { + m_Compositor.CompositeRgbBitmapLine(dest_scan, src_scan, dest_width, clip_scan, src_extra_alpha, dst_extra_alpha); + } +} +void CFX_BitmapComposer::ComposeScanline(int line, FX_LPCBYTE scanline, FX_LPCBYTE scan_extra_alpha) +{ + if (m_bVertical) { + ComposeScanlineV(line, scanline, scan_extra_alpha); + return; + } + FX_LPCBYTE clip_scan = NULL; + if (m_pClipMask) + clip_scan = m_pClipMask->GetBuffer() + (m_DestTop + line - m_pClipRgn->GetBox().top) * + m_pClipMask->GetPitch() + (m_DestLeft - m_pClipRgn->GetBox().left); + FX_LPBYTE dest_scan = (FX_LPBYTE)m_pBitmap->GetScanline(line + m_DestTop) + + m_DestLeft * m_pBitmap->GetBPP() / 8; + FX_LPBYTE dest_alpha_scan = m_pBitmap->m_pAlphaMask ? + (FX_LPBYTE)m_pBitmap->m_pAlphaMask->GetScanline(line + m_DestTop) + m_DestLeft : NULL; + DoCompose(dest_scan, scanline, m_DestWidth, clip_scan, scan_extra_alpha, dest_alpha_scan); +} +void CFX_BitmapComposer::ComposeScanlineV(int line, FX_LPCBYTE scanline, FX_LPCBYTE scan_extra_alpha) +{ + int i; + int Bpp = m_pBitmap->GetBPP() / 8; + int dest_pitch = m_pBitmap->GetPitch(); + int dest_alpha_pitch = m_pBitmap->m_pAlphaMask ? m_pBitmap->m_pAlphaMask->GetPitch() : 0; + int dest_x = m_DestLeft + (m_bFlipX ? (m_DestWidth - line - 1) : line); + FX_LPBYTE dest_buf = m_pBitmap->GetBuffer() + dest_x * Bpp + m_DestTop * dest_pitch; + FX_LPBYTE dest_alpha_buf = m_pBitmap->m_pAlphaMask ? + m_pBitmap->m_pAlphaMask->GetBuffer() + dest_x + m_DestTop * dest_alpha_pitch : NULL; + if (m_bFlipY) { + dest_buf += dest_pitch * (m_DestHeight - 1); + dest_alpha_buf += dest_alpha_pitch * (m_DestHeight - 1); + } + int y_step = dest_pitch; + int y_alpha_step = dest_alpha_pitch; + if (m_bFlipY) { + y_step = -y_step; + y_alpha_step = -y_alpha_step; + } + FX_LPBYTE src_scan = m_pScanlineV; + FX_LPBYTE dest_scan = dest_buf; + for (i = 0; i < m_DestHeight; i ++) { + for (int j = 0; j < Bpp; j ++) { + *src_scan++ = dest_scan[j]; + } + dest_scan += y_step; + } + FX_LPBYTE src_alpha_scan = m_pScanlineAlphaV; + FX_LPBYTE dest_alpha_scan = dest_alpha_buf; + if (dest_alpha_scan) { + for (i = 0; i < m_DestHeight; i ++) { + *src_alpha_scan++ = *dest_alpha_scan; + dest_alpha_scan += y_alpha_step; + } + } + FX_LPBYTE clip_scan = NULL; + if (m_pClipMask) { + clip_scan = m_pClipScanV; + int clip_pitch = m_pClipMask->GetPitch(); + FX_LPCBYTE src_clip = m_pClipMask->GetBuffer() + (m_DestTop - m_pClipRgn->GetBox().top) * + clip_pitch + (dest_x - m_pClipRgn->GetBox().left); + if (m_bFlipY) { + src_clip += clip_pitch * (m_DestHeight - 1); + clip_pitch = -clip_pitch; + } + for (i = 0; i < m_DestHeight; i ++) { + clip_scan[i] = *src_clip; + src_clip += clip_pitch; + } + } + DoCompose(m_pScanlineV, scanline, m_DestHeight, clip_scan, scan_extra_alpha, m_pScanlineAlphaV); + src_scan = m_pScanlineV; + dest_scan = dest_buf; + for (i = 0; i < m_DestHeight; i ++) { + for (int j = 0; j < Bpp; j ++) { + dest_scan[j] = *src_scan++; + } + dest_scan += y_step; + } + src_alpha_scan = m_pScanlineAlphaV; + dest_alpha_scan = dest_alpha_buf; + if (dest_alpha_scan) { + for (i = 0; i < m_DestHeight; i ++) { + *dest_alpha_scan = *src_alpha_scan++; + dest_alpha_scan += y_alpha_step; + } + } +} |