diff options
Diffstat (limited to 'core/src/fxge/dib/fx_dib_composite.cpp')
| -rw-r--r-- | core/src/fxge/dib/fx_dib_composite.cpp | 4602 |
1 files changed, 4602 insertions, 0 deletions
diff --git a/core/src/fxge/dib/fx_dib_composite.cpp b/core/src/fxge/dib/fx_dib_composite.cpp new file mode 100644 index 0000000000..8e9b4912a8 --- /dev/null +++ b/core/src/fxge/dib/fx_dib_composite.cpp @@ -0,0 +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;
+ }
+ }
+}
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