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authorNicolas Pena <npm@chromium.org>2017-03-31 14:38:21 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-03-31 18:51:22 +0000
commitac66da22f47bd9081652f235754edad59ef876f3 (patch)
tree8887e6b2d5c2fbc57bb06cc3e75b01b32e99f50a /core
parentfcdb2df009796a78369a7fe8bcaab76b27f5450b (diff)
downloadpdfium-ac66da22f47bd9081652f235754edad59ef876f3.tar.xz
Split fx_dib.h part 2chromium/3059
- Created cpp for CFX_FilteredDIB. - Moved CFX_ScanLineCompositor to its own files. Change-Id: I020e44a9e824d497db4526893d61eb3819af4059 Reviewed-on: https://pdfium-review.googlesource.com/3550 Commit-Queue: Nicolás Peña <npm@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'core')
-rw-r--r--core/fxge/dib/cfx_filtereddib.cpp42
-rw-r--r--core/fxge/dib/cfx_scanlinecompositor.cpp3915
-rw-r--r--core/fxge/dib/cfx_scanlinecompositor.h74
-rw-r--r--core/fxge/dib/fx_dib_composite.cpp3904
-rw-r--r--core/fxge/dib/fx_dib_main.cpp33
-rw-r--r--core/fxge/fx_dib.h59
6 files changed, 4032 insertions, 3995 deletions
diff --git a/core/fxge/dib/cfx_filtereddib.cpp b/core/fxge/dib/cfx_filtereddib.cpp
new file mode 100644
index 0000000000..2d6edd0d60
--- /dev/null
+++ b/core/fxge/dib/cfx_filtereddib.cpp
@@ -0,0 +1,42 @@
+// Copyright 2017 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 "core/fxge/dib/cfx_filtereddib.h"
+
+#include "core/fxge/fx_dib.h"
+
+CFX_FilteredDIB::CFX_FilteredDIB() {}
+
+CFX_FilteredDIB::~CFX_FilteredDIB() {}
+
+void CFX_FilteredDIB::LoadSrc(const CFX_RetainPtr<CFX_DIBSource>& pSrc) {
+ m_pSrc = pSrc;
+ m_Width = pSrc->GetWidth();
+ m_Height = pSrc->GetHeight();
+ FXDIB_Format format = GetDestFormat();
+ m_bpp = static_cast<uint8_t>(format);
+ m_AlphaFlag = static_cast<uint8_t>(format >> 8);
+ m_Pitch = (m_Width * (format & 0xff) + 31) / 32 * 4;
+ m_pPalette.reset(GetDestPalette());
+ m_Scanline.resize(m_Pitch);
+}
+
+const uint8_t* CFX_FilteredDIB::GetScanline(int line) const {
+ TranslateScanline(m_pSrc->GetScanline(line), &m_Scanline);
+ return m_Scanline.data();
+}
+
+void CFX_FilteredDIB::DownSampleScanline(int line,
+ uint8_t* dest_scan,
+ int dest_bpp,
+ int dest_width,
+ bool bFlipX,
+ int clip_left,
+ int clip_width) const {
+ m_pSrc->DownSampleScanline(line, dest_scan, dest_bpp, dest_width, bFlipX,
+ clip_left, clip_width);
+ TranslateDownSamples(dest_scan, dest_scan, clip_width, dest_bpp);
+}
diff --git a/core/fxge/dib/cfx_scanlinecompositor.cpp b/core/fxge/dib/cfx_scanlinecompositor.cpp
new file mode 100644
index 0000000000..1e2a282c1f
--- /dev/null
+++ b/core/fxge/dib/cfx_scanlinecompositor.cpp
@@ -0,0 +1,3915 @@
+// Copyright 2017 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 "core/fxge/dib/cfx_scanlinecompositor.h"
+
+#include <algorithm>
+
+#include "core/fxcodec/fx_codec.h"
+#include "core/fxge/cfx_gemodule.h"
+
+namespace {
+
+const uint8_t 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;
+
+ return std::min(back_color * 255 / (255 - src_color), 255);
+ }
+ case FXDIB_BLEND_COLORBURN: {
+ if (src_color == 0)
+ return src_color;
+
+ return 255 - std::min((255 - back_color) * 255 / src_color, 255);
+ }
+ 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;
+};
+
+int Lum(RGB color) {
+ return (color.red * 30 + color.green * 59 + color.blue * 11) / 100;
+}
+
+RGB ClipColor(RGB color) {
+ int l = Lum(color);
+ int n = std::min(color.red, std::min(color.green, color.blue));
+ int x = std::max(color.red, std::max(color.green, 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;
+}
+
+RGB SetLum(RGB color, int l) {
+ int d = l - Lum(color);
+ color.red += d;
+ color.green += d;
+ color.blue += d;
+ return ClipColor(color);
+}
+
+int Sat(RGB color) {
+ return std::max(color.red, std::max(color.green, color.blue)) -
+ std::min(color.red, std::min(color.green, color.blue));
+}
+
+RGB SetSat(RGB color, int s) {
+ int min = std::min(color.red, std::min(color.green, color.blue));
+ int max = std::max(color.red, std::max(color.green, color.blue));
+ if (min == max)
+ return {0, 0, 0};
+
+ color.red = (color.red - min) * s / (max - min);
+ color.green = (color.green - min) * s / (max - min);
+ color.blue = (color.blue - min) * s / (max - min);
+ return color;
+}
+
+void RGB_Blend(int blend_mode,
+ const uint8_t* src_scan,
+ const uint8_t* dest_scan,
+ int results[3]) {
+ RGB result = {0, 0, 0};
+ RGB src;
+ src.red = src_scan[2];
+ src.green = src_scan[1];
+ src.blue = src_scan[0];
+ RGB back;
+ 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;
+}
+
+int GetAlpha(uint8_t src_alpha, const uint8_t* clip_scan, int col) {
+ return clip_scan ? clip_scan[col] * src_alpha / 255 : src_alpha;
+}
+
+void CompositeRow_AlphaToMask(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int pixel_count,
+ const uint8_t* clip_scan,
+ uint8_t stride) {
+ src_scan += stride - 1;
+ for (int col = 0; col < pixel_count; ++col) {
+ int src_alpha = GetAlpha(*src_scan, clip_scan, col);
+ uint8_t 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 += stride;
+ }
+}
+
+void CompositeRow_Rgb2Mask(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ const uint8_t* clip_scan) {
+ if (!clip_scan) {
+ FXSYS_memset(dest_scan, 0xff, width);
+ return;
+ }
+ for (int i = 0; i < width; ++i) {
+ *dest_scan = FXDIB_ALPHA_UNION(*dest_scan, *clip_scan);
+ ++dest_scan;
+ ++clip_scan;
+ }
+}
+
+uint8_t GetGray(void* pIccTransform,
+ CCodec_IccModule* pIccModule,
+ const uint8_t* src_scan) {
+ if (!pIccTransform)
+ return FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
+
+ uint8_t gray;
+ pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
+ return gray;
+}
+
+uint8_t GetGrayWithBlend(void* pIccTransform,
+ CCodec_IccModule* pIccModule,
+ const uint8_t* src_scan,
+ const uint8_t* dest_scan,
+ int blend_type) {
+ uint8_t gray = GetGray(pIccTransform, pIccModule, src_scan);
+ if (blend_type >= FXDIB_BLEND_NONSEPARABLE)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else if (blend_type)
+ gray = Blend(blend_type, *dest_scan, gray);
+ return gray;
+}
+
+void CompositeRow_Argb2Graya(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan,
+ uint8_t* dst_alpha_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule = nullptr;
+ if (pIccTransform)
+ pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ uint8_t offset = src_alpha_scan ? 3 : 4;
+ for (int col = 0; col < pixel_count; ++col) {
+ const uint8_t* alpha_scan =
+ src_alpha_scan ? src_alpha_scan++ : &src_scan[3];
+ uint8_t back_alpha = *dst_alpha_scan;
+ if (back_alpha == 0) {
+ int src_alpha = GetAlpha(*alpha_scan, clip_scan, col);
+ if (src_alpha) {
+ *dest_scan = GetGray(pIccTransform, pIccModule, src_scan);
+ *dst_alpha_scan = src_alpha;
+ }
+ ++dest_scan;
+ ++dst_alpha_scan;
+ src_scan += offset;
+ continue;
+ }
+ uint8_t src_alpha = GetAlpha(*alpha_scan, clip_scan, col);
+ if (src_alpha == 0) {
+ ++dest_scan;
+ ++dst_alpha_scan;
+ src_scan += offset;
+ continue;
+ }
+ *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
+ int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
+ uint8_t gray = GetGray(pIccTransform, pIccModule, src_scan);
+ // TODO(npm): Does this if really need src_alpha_scan or was that a bug?
+ if (blend_type && src_alpha_scan) {
+ if (blend_type >= FXDIB_BLEND_NONSEPARABLE)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = Blend(blend_type, *dest_scan, gray);
+ }
+ *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
+ ++dest_scan;
+ ++dst_alpha_scan;
+ src_scan += offset;
+ }
+}
+
+void CompositeRow_Argb2Gray(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule = nullptr;
+ uint8_t gray;
+ if (pIccTransform)
+ pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+
+ uint8_t offset = src_alpha_scan ? 3 : 4;
+ for (int col = 0; col < pixel_count; ++col) {
+ const uint8_t* alpha_scan =
+ src_alpha_scan ? src_alpha_scan++ : &src_scan[3];
+ int src_alpha = GetAlpha(*alpha_scan, clip_scan, col);
+ if (src_alpha) {
+ gray = GetGrayWithBlend(pIccTransform, pIccModule, src_scan, dest_scan,
+ blend_type);
+ *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
+ }
+ ++dest_scan;
+ src_scan += offset;
+ }
+}
+
+void CompositeRow_Rgb2Gray(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_Bpp,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule = nullptr;
+ uint8_t gray;
+ if (pIccTransform)
+ pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ for (int col = 0; col < pixel_count; ++col) {
+ gray = GetGrayWithBlend(pIccTransform, pIccModule, src_scan, dest_scan,
+ blend_type);
+ 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_Bpp,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule = nullptr;
+ if (pIccTransform)
+ pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ for (int col = 0; col < pixel_count; ++col) {
+ if (blend_type && *dest_alpha_scan == 0) {
+ *dest_scan = GetGray(pIccTransform, pIccModule, src_scan);
+ ++dest_scan;
+ ++dest_alpha_scan;
+ src_scan += src_Bpp;
+ continue;
+ }
+ int src_alpha = clip_scan ? clip_scan[col] : 255;
+ if (src_alpha == 255) {
+ *dest_scan = GetGrayWithBlend(pIccTransform, pIccModule, src_scan,
+ dest_scan, blend_type);
+ ++dest_scan;
+ *dest_alpha_scan = 255;
+ ++dest_alpha_scan;
+ 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;
+ uint8_t dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
+ *dest_alpha_scan = dest_alpha;
+ ++dest_alpha_scan;
+ int alpha_ratio = src_alpha * 255 / dest_alpha;
+ uint8_t gray = GetGrayWithBlend(pIccTransform, pIccModule, src_scan,
+ dest_scan, blend_type);
+ *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
+ ++dest_scan;
+ src_scan += src_Bpp;
+ }
+}
+
+void CompositeRow_Argb2Argb(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan,
+ const uint8_t* src_alpha_scan) {
+ int blended_colors[3];
+ uint8_t dest_offset = dest_alpha_scan ? 3 : 4;
+ uint8_t src_offset = src_alpha_scan ? 3 : 4;
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ bool has_src = !!src_alpha_scan;
+ bool has_dest = !!dest_alpha_scan;
+ for (int col = 0; col < pixel_count; ++col) {
+ uint8_t back_alpha = has_dest ? *dest_alpha_scan : dest_scan[3];
+ const uint8_t* alpha_source = has_src ? src_alpha_scan++ : &src_scan[3];
+ uint8_t src_alpha = GetAlpha(*alpha_source, clip_scan, col);
+ if (back_alpha == 0) {
+ if (!has_dest && !has_src) {
+ if (clip_scan) {
+ FXARGB_SETDIB(dest_scan, (FXARGB_GETDIB(src_scan) & 0xffffff) |
+ (src_alpha << 24));
+ } else {
+ FXARGB_COPY(dest_scan, src_scan);
+ }
+ } else if (has_dest) {
+ *dest_alpha_scan = src_alpha;
+ for (int i = 0; i < 3; ++i) {
+ *dest_scan = *src_scan++;
+ ++dest_scan;
+ }
+ ++dest_alpha_scan;
+ if (!has_src)
+ ++src_scan;
+ } else {
+ FXARGB_SETDIB(dest_scan, FXARGB_MAKE((src_alpha << 24), src_scan[2],
+ src_scan[1], *src_scan));
+ }
+ if (!has_dest) {
+ dest_scan += dest_offset;
+ src_scan += src_offset;
+ }
+ continue;
+ }
+ if (src_alpha == 0) {
+ dest_scan += dest_offset;
+ src_scan += src_offset;
+ if (has_dest)
+ ++dest_alpha_scan;
+ continue;
+ }
+ uint8_t dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
+ if (has_dest) {
+ *dest_alpha_scan = dest_alpha;
+ ++dest_alpha_scan;
+ } else {
+ 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;
+ }
+ if (!has_dest)
+ ++dest_scan;
+ if (!has_src)
+ ++src_scan;
+ }
+}
+
+void CompositeRow_Rgb2Argb_Blend_NoClip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int src_Bpp,
+ uint8_t* dest_alpha_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ int src_gap = src_Bpp - 3;
+ for (int col = 0; col < width; ++col) {
+ uint8_t* dest_alpha = dest_alpha_scan ? dest_alpha_scan : &dest_scan[3];
+ uint8_t back_alpha = *dest_alpha;
+ if (back_alpha == 0) {
+ if (dest_alpha_scan) {
+ for (int i = 0; i < 3; ++i) {
+ *dest_scan = *src_scan++;
+ ++dest_scan;
+ }
+ *dest_alpha_scan = 0xff;
+ ++dest_alpha_scan;
+ } else {
+ 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_alpha = 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;
+ }
+ if (dest_alpha_scan)
+ ++dest_alpha_scan;
+ else
+ ++dest_scan;
+ src_scan += src_gap;
+ }
+}
+
+void CompositeRow_Rgb2Argb_Blend_Clip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int src_Bpp,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ int src_gap = src_Bpp - 3;
+ bool has_dest = !!dest_alpha_scan;
+ for (int col = 0; col < width; ++col) {
+ int src_alpha = *clip_scan++;
+ uint8_t back_alpha = has_dest ? *dest_alpha_scan : dest_scan[3];
+ if (back_alpha == 0) {
+ for (int i = 0; i < 3; ++i) {
+ *dest_scan = *src_scan++;
+ ++dest_scan;
+ }
+ src_scan += src_gap;
+ if (has_dest)
+ dest_alpha_scan++;
+ else
+ dest_scan++;
+ continue;
+ }
+ if (src_alpha == 0) {
+ dest_scan += has_dest ? 3 : 4;
+ if (has_dest)
+ dest_alpha_scan++;
+ src_scan += src_Bpp;
+ continue;
+ }
+ uint8_t dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
+ if (has_dest)
+ *dest_alpha_scan++ = dest_alpha;
+ else
+ 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++;
+ }
+ src_scan += src_gap;
+ if (!has_dest)
+ dest_scan++;
+ }
+}
+
+void CompositeRow_Rgb2Argb_NoBlend_Clip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int src_Bpp,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan) {
+ int src_gap = src_Bpp - 3;
+ if (dest_alpha_scan) {
+ 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;
+ uint8_t 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;
+ }
+ } 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_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];
+ uint8_t 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;
+ }
+ }
+}
+
+void CompositeRow_Rgb2Argb_NoBlend_NoClip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int src_Bpp,
+ uint8_t* dest_alpha_scan) {
+ if (dest_alpha_scan) {
+ 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;
+ }
+ } else {
+ 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;
+ }
+ }
+}
+
+void CompositeRow_Argb2Rgb_Blend(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ int dest_gap = dest_Bpp - 3;
+ if (src_alpha_scan) {
+ for (int col = 0; col < width; col++) {
+ uint8_t 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;
+ }
+ } else {
+ for (int col = 0; col < width; col++) {
+ uint8_t 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++;
+ }
+ }
+}
+
+void CompositeRow_Argb2Rgb_NoBlend(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan) {
+ int dest_gap = dest_Bpp - 3;
+ if (src_alpha_scan) {
+ for (int col = 0; col < width; col++) {
+ uint8_t 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;
+ }
+ } else {
+ for (int col = 0; col < width; col++) {
+ uint8_t 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++;
+ }
+ }
+}
+
+void CompositeRow_Rgb2Rgb_Blend_NoClip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ int src_Bpp) {
+ int blended_colors[3];
+ 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;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_Blend_Clip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ int src_Bpp,
+ const uint8_t* clip_scan) {
+ int blended_colors[3];
+ 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++) {
+ uint8_t 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;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_NoBlend_NoClip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ int src_Bpp) {
+ if (dest_Bpp == src_Bpp) {
+ FXSYS_memcpy(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;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_NoBlend_Clip(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ int src_Bpp,
+ const uint8_t* 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan,
+ const uint8_t* src_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ uint8_t* dp = src_cache_scan;
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_alpha_scan) {
+ if (dest_alpha_scan) {
+ pIccModule->TranslateScanline(pIccTransform, dp, src_scan, pixel_count);
+ } else {
+ 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 = nullptr;
+ }
+ } else {
+ if (dest_alpha_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ 1);
+ uint8_t 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;
+ }
+ uint8_t src_alpha;
+ if (clip_scan) {
+ src_alpha = clip_scan[col] * src_scan[3] / 255;
+ } else {
+ src_alpha = src_scan[3];
+ }
+ src_scan += 4;
+ if (src_alpha == 0) {
+ dest_scan += 3;
+ src_cache_scan += 3;
+ dest_alpha_scan++;
+ continue;
+ }
+ uint8_t 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;
+ }
+ 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;
+ }
+ }
+ 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int src_Bpp,
+ uint8_t* dest_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Rgb2Argb_Blend_Clip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int src_Bpp,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Rgb2Argb_NoBlend_Clip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int src_Bpp,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Rgb2Argb_NoBlend_NoClip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int src_Bpp,
+ uint8_t* dest_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Argb2Rgb_Blend_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_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];
+ 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);
+ uint8_t 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);
+}
+
+void CompositeRow_Argb2Rgb_NoBlend_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_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);
+ uint8_t 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);
+}
+
+void CompositeRow_Rgb2Rgb_Blend_NoClip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ int src_Bpp,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Rgb2Rgb_Blend_Clip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ int src_Bpp,
+ const uint8_t* clip_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Rgb2Rgb_NoBlend_NoClip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ int src_Bpp,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_Rgb2Rgb_NoBlend_Clip_Transform(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ int src_Bpp,
+ const uint8_t* clip_scan,
+ uint8_t* src_cache_scan,
+ void* pIccTransform) {
+ CCodec_IccModule* pIccModule =
+ CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ if (src_Bpp == 3) {
+ pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
+ width);
+ } else {
+ uint8_t* 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);
+}
+
+void CompositeRow_8bppPal2Gray(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ const uint8_t* pPalette,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ const uint8_t* src_alpha_scan) {
+ if (src_alpha_scan) {
+ if (blend_type) {
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t gray = pPalette[*src_scan];
+ int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
+ if (bNonseparableBlend)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = 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++) {
+ uint8_t gray = pPalette[*src_scan];
+ int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
+ 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) {
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t gray = pPalette[*src_scan];
+ if (bNonseparableBlend)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = 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++) {
+ uint8_t 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++;
+ }
+ }
+}
+
+void CompositeRow_8bppPal2Graya(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ const uint8_t* pPalette,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan,
+ const uint8_t* src_alpha_scan) {
+ if (src_alpha_scan) {
+ if (blend_type) {
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t gray = pPalette[*src_scan];
+ src_scan++;
+ uint8_t back_alpha = *dest_alpha_scan;
+ if (back_alpha == 0) {
+ int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
+ if (src_alpha) {
+ *dest_scan = gray;
+ *dest_alpha_scan = src_alpha;
+ }
+ dest_scan++;
+ dest_alpha_scan++;
+ continue;
+ }
+ uint8_t src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
+ 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)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = 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++) {
+ uint8_t gray = pPalette[*src_scan];
+ src_scan++;
+ uint8_t back_alpha = *dest_alpha_scan;
+ if (back_alpha == 0) {
+ int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
+ if (src_alpha) {
+ *dest_scan = gray;
+ *dest_alpha_scan = src_alpha;
+ }
+ dest_scan++;
+ dest_alpha_scan++;
+ continue;
+ }
+ uint8_t src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
+ 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) {
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t gray = pPalette[*src_scan];
+ src_scan++;
+ if (!clip_scan || 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;
+ uint8_t 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)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = 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++) {
+ uint8_t gray = pPalette[*src_scan];
+ src_scan++;
+ if (!clip_scan || 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;
+ uint8_t 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++;
+ }
+ }
+}
+
+void CompositeRow_1bppPal2Gray(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ const uint8_t* pPalette,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan) {
+ int reset_gray = pPalette[0];
+ int set_gray = pPalette[1];
+ if (blend_type) {
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t gray =
+ (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8)))
+ ? set_gray
+ : reset_gray;
+ if (bNonseparableBlend)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = 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++) {
+ uint8_t 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++;
+ }
+}
+
+void CompositeRow_1bppPal2Graya(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ const uint8_t* pPalette,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ uint8_t* dest_alpha_scan) {
+ int reset_gray = pPalette[0];
+ int set_gray = pPalette[1];
+ if (blend_type) {
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t 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++ = 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;
+ uint8_t 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)
+ gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
+ else
+ gray = 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++) {
+ uint8_t 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++ = 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;
+ uint8_t 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++;
+ }
+}
+
+void CompositeRow_8bppRgb2Rgb_NoBlend(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ uint32_t* pPalette,
+ int pixel_count,
+ int DestBpp,
+ const uint8_t* clip_scan,
+ const uint8_t* 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++;
+ uint8_t 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++;
+ }
+ }
+}
+
+void CompositeRow_1bppRgb2Rgb_NoBlend(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ uint32_t* pPalette,
+ int pixel_count,
+ int DestBpp,
+ const uint8_t* 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++;
+ }
+ }
+}
+
+void CompositeRow_8bppRgb2Argb_NoBlend(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ uint32_t* pPalette,
+ const uint8_t* clip_scan,
+ const uint8_t* 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);
+ uint8_t 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;
+ }
+ uint8_t src_alpha;
+ if (clip_scan) {
+ src_alpha = clip_scan[col] * (*src_alpha_scan++) / 255;
+ } else {
+ src_alpha = *src_alpha_scan++;
+ }
+ if (src_alpha == 0) {
+ dest_scan += 4;
+ continue;
+ }
+ uint8_t 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 || 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];
+ uint8_t 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_1bppRgb2Argb_NoBlend(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ uint32_t* pPalette,
+ const uint8_t* 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 || 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];
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ uint32_t* pPalette,
+ const uint8_t* clip_scan,
+ uint8_t* 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 || 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;
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan,
+ uint8_t* 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int pixel_count,
+ int blend_type,
+ int Bpp,
+ const uint8_t* 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int pixel_count,
+ const uint8_t* 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;
+ }
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_gray,
+ int pixel_count,
+ const uint8_t* 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_gray,
+ int pixel_count,
+ const uint8_t* clip_scan,
+ uint8_t* 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int src_left,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan) {
+ if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ RGB_Blend(blend_type, 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_BitMask2Rgb(uint8_t* dest_scan,
+ const uint8_t* 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,
+ const uint8_t* clip_scan) {
+ if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_left,
+ int pixel_count,
+ const uint8_t* 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;
+ }
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_gray,
+ int src_left,
+ int pixel_count,
+ const uint8_t* 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_gray,
+ int src_left,
+ int pixel_count,
+ const uint8_t* clip_scan,
+ uint8_t* 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < pixel_count; col++) {
+ uint8_t 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;
+ }
+ uint8_t src_alpha;
+ if (clip_scan) {
+ src_alpha = clip_scan[col] * src_scan[3] / 255;
+ } else {
+ src_alpha = src_scan[3];
+ }
+ if (src_alpha == 0) {
+ dest_scan += 4;
+ src_scan += 4;
+ continue;
+ }
+ uint8_t 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) {
+ uint8_t 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int src_Bpp) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ int src_gap = src_Bpp - 3;
+ for (int col = 0; col < width; col++) {
+ uint8_t 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) {
+ uint8_t 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 = *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;
+ }
+}
+
+void CompositeRow_Argb2Rgb_Blend_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ const uint8_t* clip_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ for (int col = 0; col < width; col++) {
+ uint8_t 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) {
+ uint8_t 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 = dest_scan[index];
+ int blended = bNonseparableBlend
+ ? blended_colors[color]
+ : Blend(blend_type, back_color, *src_scan);
+ dest_scan[index] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
+ src_scan++;
+ }
+ dest_scan += dest_Bpp;
+ src_scan++;
+ }
+}
+
+void CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int src_Bpp) {
+ 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;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_Blend_NoClip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ int src_Bpp) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ int src_gap = src_Bpp - 3;
+ for (int col = 0; col < width; col++) {
+ if (bNonseparableBlend) {
+ uint8_t 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 = dest_scan[index];
+ int src_color = *src_scan;
+ int blended = bNonseparableBlend
+ ? blended_colors[color]
+ : Blend(blend_type, back_color, src_color);
+ dest_scan[index] = blended;
+ src_scan++;
+ }
+ dest_scan += dest_Bpp;
+ src_scan += src_gap;
+ }
+}
+
+void CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ const uint8_t* clip_scan) {
+ for (int col = 0; col < width; col++) {
+ uint8_t 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] = *src_scan++;
+ dest_scan[1] = *src_scan++;
+ dest_scan[0] = *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] =
+ FXDIB_ALPHA_MERGE(dest_scan[index], *src_scan, src_alpha);
+ src_scan++;
+ }
+ dest_scan += dest_Bpp;
+ src_scan++;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* 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;
+ }
+}
+
+void CompositeRow_Rgb2Argb_Blend_Clip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int src_Bpp,
+ const uint8_t* clip_scan) {
+ int blended_colors[3];
+ 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++;
+ uint8_t back_alpha = dest_scan[3];
+ if (back_alpha == 0) {
+ dest_scan[2] = *src_scan++;
+ dest_scan[1] = *src_scan++;
+ dest_scan[0] = *src_scan++;
+ src_scan += src_gap;
+ dest_scan += 4;
+ continue;
+ }
+ if (src_alpha == 0) {
+ dest_scan += 4;
+ src_scan += src_Bpp;
+ continue;
+ }
+ uint8_t 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) {
+ uint8_t 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 = *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;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int blend_type,
+ int dest_Bpp,
+ int src_Bpp,
+ const uint8_t* clip_scan) {
+ int blended_colors[3];
+ bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
+ int src_gap = src_Bpp - 3;
+ for (int col = 0; col < width; col++) {
+ uint8_t src_alpha = *clip_scan++;
+ if (src_alpha == 0) {
+ dest_scan += dest_Bpp;
+ src_scan += src_Bpp;
+ continue;
+ }
+ if (bNonseparableBlend) {
+ uint8_t 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 = *src_scan;
+ int back_color = dest_scan[index];
+ int blended = bNonseparableBlend
+ ? blended_colors[color]
+ : Blend(blend_type, back_color, src_color);
+ dest_scan[index] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
+ src_scan++;
+ }
+ dest_scan += dest_Bpp;
+ src_scan += src_gap;
+ }
+}
+
+void CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int src_Bpp,
+ const uint8_t* 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] = *src_scan++;
+ dest_scan[1] = *src_scan++;
+ dest_scan[0] = *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];
+ uint8_t 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], *src_scan, alpha_ratio);
+ src_scan++;
+ }
+ dest_scan += 4;
+ src_scan += src_gap;
+ }
+}
+
+void CompositeRow_Rgb2Rgb_NoBlend_Clip_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ int dest_Bpp,
+ int src_Bpp,
+ const uint8_t* 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] = FXDIB_ALPHA_MERGE(dest_scan[2], *src_scan, src_alpha);
+ src_scan++;
+ dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], *src_scan, src_alpha);
+ src_scan++;
+ dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], *src_scan, src_alpha);
+ dest_scan += dest_Bpp;
+ src_scan += src_Bpp - 2;
+ continue;
+ }
+ dest_scan += dest_Bpp;
+ src_scan += src_Bpp;
+ }
+}
+
+void CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ FX_ARGB* pPalette,
+ int pixel_count,
+ int DestBpp,
+ const uint8_t* 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++;
+ }
+}
+
+void CompositeRow_1bppRgb2Rgb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ FX_ARGB* pPalette,
+ int pixel_count,
+ int DestBpp,
+ const uint8_t* 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;
+ }
+}
+
+void CompositeRow_8bppRgb2Argb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ FX_ARGB* pPalette,
+ const uint8_t* 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 || clip_scan[col] == 255) {
+ dest_scan[2] = src_b;
+ dest_scan[1] = src_g;
+ dest_scan[0] = 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];
+ uint8_t 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], 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;
+ src_scan++;
+ }
+}
+
+void CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ FX_ARGB* pPalette,
+ const uint8_t* 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 || clip_scan[col] == 255) {
+ dest_scan[2] = src_b;
+ dest_scan[1] = src_g;
+ dest_scan[0] = 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];
+ uint8_t 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], 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_ByteMask2Argb_RgbByteOrder(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int pixel_count,
+ int blend_type,
+ int Bpp,
+ const uint8_t* 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int mask_alpha,
+ int src_r,
+ int src_g,
+ int src_b,
+ int src_left,
+ int pixel_count,
+ int blend_type,
+ const uint8_t* clip_scan) {
+ if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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;
+ }
+ uint8_t 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;
+ }
+ uint8_t 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
+ RGB_Blend(blend_type, 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(uint8_t* dest_scan,
+ const uint8_t* 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,
+ const uint8_t* clip_scan) {
+ if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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];
+ uint8_t scan[3] = {static_cast<uint8_t>(src_b),
+ static_cast<uint8_t>(src_g),
+ static_cast<uint8_t>(src_r)};
+ uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
+ RGB_Blend(blend_type, 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 = dest_scan[2];
+ int blended = Blend(blend_type, back_color, src_b);
+ dest_scan[2] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
+ back_color = dest_scan[1];
+ blended = Blend(blend_type, back_color, src_g);
+ dest_scan[1] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
+ back_color = dest_scan[0];
+ blended = Blend(blend_type, back_color, src_r);
+ dest_scan[0] = FXDIB_ALPHA_MERGE(back_color, 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;
+ }
+}
+
+bool ScanlineCompositor_InitSourceMask(FXDIB_Format dest_format,
+ int alpha_flag,
+ uint32_t mask_color,
+ int& mask_alpha,
+ int& mask_red,
+ int& mask_green,
+ int& mask_blue,
+ int& mask_black,
+ CCodec_IccModule* pIccModule,
+ void* pIccTransform) {
+ 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);
+ uint8_t* gray_p = (uint8_t*)&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) {
+ uint8_t 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 {
+ uint8_t* mask_color_p = (uint8_t*)&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;
+}
+
+void ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format,
+ FXDIB_Format dest_format,
+ uint32_t*& pDestPalette,
+ uint32_t* pSrcPalette,
+ CCodec_IccModule* pIccModule,
+ void* pIccTransform) {
+ bool isSrcCmyk = !!(src_format & 0x0400);
+ bool isDstCmyk = !!(dest_format & 0x0400);
+ pDestPalette = nullptr;
+ if (pIccTransform) {
+ if (pSrcPalette) {
+ if ((dest_format & 0xff) == 8) {
+ int pal_count = 1 << (src_format & 0xff);
+ uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
+ pDestPalette = (uint32_t*)gray_pal;
+ for (int i = 0; i < pal_count; i++) {
+ uint32_t color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i])
+ : FXARGB_TODIB(pSrcPalette[i]);
+ pIccModule->TranslateScanline(pIccTransform, gray_pal,
+ (const uint8_t*)&color, 1);
+ gray_pal++;
+ }
+ } else {
+ int palsize = 1 << (src_format & 0xff);
+ pDestPalette = FX_Alloc(uint32_t, palsize);
+ for (int i = 0; i < palsize; i++) {
+ uint32_t color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i])
+ : FXARGB_TODIB(pSrcPalette[i]);
+ pIccModule->TranslateScanline(pIccTransform, (uint8_t*)&color,
+ (const uint8_t*)&color, 1);
+ pDestPalette[i] =
+ isDstCmyk ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
+ }
+ }
+ } else {
+ int pal_count = 1 << (src_format & 0xff);
+ uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
+ 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 = (uint32_t*)gray_pal;
+ } else {
+ pDestPalette = FX_Alloc(uint32_t, pal_count);
+ for (int i = 0; i < pal_count; i++) {
+ pIccModule->TranslateScanline(
+ pIccTransform, (uint8_t*)&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);
+ uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
+ pDestPalette = (uint32_t*)gray_pal;
+ if (isSrcCmyk) {
+ for (int i = 0; i < pal_count; i++) {
+ FX_CMYK cmyk = pSrcPalette[i];
+ uint8_t 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(uint32_t, palsize);
+ if (isDstCmyk == isSrcCmyk) {
+ FXSYS_memcpy(pDestPalette, pSrcPalette, palsize * sizeof(uint32_t));
+ } else {
+ for (int i = 0; i < palsize; i++) {
+ FX_CMYK cmyk = pSrcPalette[i];
+ uint8_t 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);
+ uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
+ 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 = (uint32_t*)gray_pal;
+ } else {
+ int palsize = 1 << (src_format & 0xff);
+ pDestPalette = FX_Alloc(uint32_t, palsize);
+ 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];
+ uint8_t 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);
+ }
+ }
+ }
+ }
+ }
+}
+
+} // namespace
+
+CFX_ScanlineCompositor::CFX_ScanlineCompositor() {
+ m_pSrcPalette = nullptr;
+ m_pCacheScanline = nullptr;
+ m_CacheSize = 0;
+ m_bRgbByteOrder = false;
+ m_BlendType = FXDIB_BLEND_NORMAL;
+ m_pIccTransform = nullptr;
+}
+
+CFX_ScanlineCompositor::~CFX_ScanlineCompositor() {
+ FX_Free(m_pSrcPalette);
+ FX_Free(m_pCacheScanline);
+}
+
+bool CFX_ScanlineCompositor::Init(FXDIB_Format dest_format,
+ FXDIB_Format src_format,
+ int32_t width,
+ uint32_t* pSrcPalette,
+ uint32_t mask_color,
+ int blend_type,
+ bool bClip,
+ bool bRgbByteOrder,
+ int alpha_flag,
+ void* pIccTransform) {
+ m_SrcFormat = src_format;
+ m_DestFormat = dest_format;
+ m_BlendType = blend_type;
+ m_bRgbByteOrder = bRgbByteOrder;
+ CCodec_IccModule* pIccModule = nullptr;
+ if (CFX_GEModule::Get()->GetCodecModule()) {
+ pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ }
+ if (!pIccModule) {
+ pIccTransform = nullptr;
+ }
+ 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 && (~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(
+ uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ const uint8_t* clip_scan,
+ const uint8_t* src_extra_alpha,
+ uint8_t* dst_extra_alpha) {
+ int src_Bpp = (m_SrcFormat & 0xff) >> 3;
+ int dest_Bpp = (m_DestFormat & 0xff) >> 3;
+ 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_AlphaToMask(dest_scan, src_scan, width, clip_scan, 4);
+ } else {
+ CompositeRow_AlphaToMask(dest_scan, src_extra_alpha, width, clip_scan,
+ 1);
+ }
+ } 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 {
+ int dest_Size = width * dest_Bpp + 4;
+ if (dest_Size > m_CacheSize) {
+ m_pCacheScanline = FX_Realloc(uint8_t, 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(
+ uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ const uint8_t* clip_scan,
+ const uint8_t* src_extra_alpha,
+ uint8_t* dst_extra_alpha) {
+ if (m_bRgbByteOrder) {
+ if (m_SrcFormat == FXDIB_1bppRgb) {
+ if (m_DestFormat == FXDIB_8bppRgb) {
+ return;
+ }
+ 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;
+ }
+ 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;
+ }
+ if ((m_DestFormat & 0xff) == 8) {
+ if (m_Transparency & 8) {
+ if (m_DestFormat & 0x0200) {
+ CompositeRow_1bppPal2Graya(dest_scan, src_scan, src_left,
+ (const uint8_t*)m_pSrcPalette, width,
+ m_BlendType, clip_scan, dst_extra_alpha);
+ } else {
+ CompositeRow_1bppPal2Gray(dest_scan, src_scan, src_left,
+ (const uint8_t*)m_pSrcPalette, width,
+ m_BlendType, clip_scan);
+ }
+ } else {
+ if (m_DestFormat & 0x0200)
+ CompositeRow_8bppPal2Graya(
+ dest_scan, src_scan, (const uint8_t*)m_pSrcPalette, width,
+ m_BlendType, clip_scan, dst_extra_alpha, src_extra_alpha);
+ else
+ CompositeRow_8bppPal2Gray(dest_scan, src_scan,
+ (const uint8_t*)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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ const uint8_t* clip_scan,
+ uint8_t* 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(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ const uint8_t* clip_scan,
+ uint8_t* 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);
+ }
+}
diff --git a/core/fxge/dib/cfx_scanlinecompositor.h b/core/fxge/dib/cfx_scanlinecompositor.h
new file mode 100644
index 0000000000..2401bc5da8
--- /dev/null
+++ b/core/fxge/dib/cfx_scanlinecompositor.h
@@ -0,0 +1,74 @@
+// Copyright 2017 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
+
+#ifndef CORE_FXGE_DIB_CFX_SCANLINECOMPOSITOR_H_
+#define CORE_FXGE_DIB_CFX_SCANLINECOMPOSITOR_H_
+
+#include "core/fxge/dib/cfx_dibsource.h"
+
+class CFX_ScanlineCompositor {
+ public:
+ CFX_ScanlineCompositor();
+
+ ~CFX_ScanlineCompositor();
+
+ bool Init(FXDIB_Format dest_format,
+ FXDIB_Format src_format,
+ int32_t width,
+ uint32_t* pSrcPalette,
+ uint32_t mask_color,
+ int blend_type,
+ bool bClip,
+ bool bRgbByteOrder = false,
+ int alpha_flag = 0,
+ void* pIccTransform = nullptr);
+
+ void CompositeRgbBitmapLine(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ const uint8_t* clip_scan,
+ const uint8_t* src_extra_alpha = nullptr,
+ uint8_t* dst_extra_alpha = nullptr);
+
+ void CompositePalBitmapLine(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ const uint8_t* clip_scan,
+ const uint8_t* src_extra_alpha = nullptr,
+ uint8_t* dst_extra_alpha = nullptr);
+
+ void CompositeByteMaskLine(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int width,
+ const uint8_t* clip_scan,
+ uint8_t* dst_extra_alpha = nullptr);
+
+ void CompositeBitMaskLine(uint8_t* dest_scan,
+ const uint8_t* src_scan,
+ int src_left,
+ int width,
+ const uint8_t* clip_scan,
+ uint8_t* dst_extra_alpha = nullptr);
+
+ private:
+ int m_Transparency;
+ FXDIB_Format m_SrcFormat;
+ FXDIB_Format m_DestFormat;
+ uint32_t* m_pSrcPalette;
+ int m_MaskAlpha;
+ int m_MaskRed;
+ int m_MaskGreen;
+ int m_MaskBlue;
+ int m_MaskBlack;
+ int m_BlendType;
+ void* m_pIccTransform;
+ uint8_t* m_pCacheScanline;
+ int m_CacheSize;
+ bool m_bRgbByteOrder;
+};
+
+#endif // CORE_FXGE_DIB_CFX_SCANLINECOMPOSITOR_H_
diff --git a/core/fxge/dib/fx_dib_composite.cpp b/core/fxge/dib/fx_dib_composite.cpp
index fb00cb855b..86be539008 100644
--- a/core/fxge/dib/fx_dib_composite.cpp
+++ b/core/fxge/dib/fx_dib_composite.cpp
@@ -8,3912 +8,8 @@
#include "core/fxcodec/fx_codec.h"
#include "core/fxge/cfx_gemodule.h"
-#include "core/fxge/dib/dib_int.h"
#include "core/fxge/ge/cfx_cliprgn.h"
-namespace {
-
-const uint8_t 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;
-
- return std::min(back_color * 255 / (255 - src_color), 255);
- }
- case FXDIB_BLEND_COLORBURN: {
- if (src_color == 0)
- return src_color;
-
- return 255 - std::min((255 - back_color) * 255 / src_color, 255);
- }
- 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;
-};
-
-int Lum(RGB color) {
- return (color.red * 30 + color.green * 59 + color.blue * 11) / 100;
-}
-
-RGB ClipColor(RGB color) {
- int l = Lum(color);
- int n = std::min(color.red, std::min(color.green, color.blue));
- int x = std::max(color.red, std::max(color.green, 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;
-}
-
-RGB SetLum(RGB color, int l) {
- int d = l - Lum(color);
- color.red += d;
- color.green += d;
- color.blue += d;
- return ClipColor(color);
-}
-
-int Sat(RGB color) {
- return std::max(color.red, std::max(color.green, color.blue)) -
- std::min(color.red, std::min(color.green, color.blue));
-}
-
-RGB SetSat(RGB color, int s) {
- int min = std::min(color.red, std::min(color.green, color.blue));
- int max = std::max(color.red, std::max(color.green, color.blue));
- if (min == max)
- return {0, 0, 0};
-
- color.red = (color.red - min) * s / (max - min);
- color.green = (color.green - min) * s / (max - min);
- color.blue = (color.blue - min) * s / (max - min);
- return color;
-}
-
-void RGB_Blend(int blend_mode,
- const uint8_t* src_scan,
- const uint8_t* dest_scan,
- int results[3]) {
- RGB result = {0, 0, 0};
- RGB src;
- src.red = src_scan[2];
- src.green = src_scan[1];
- src.blue = src_scan[0];
- RGB back;
- 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;
-}
-
-int GetAlpha(uint8_t src_alpha, const uint8_t* clip_scan, int col) {
- return clip_scan ? clip_scan[col] * src_alpha / 255 : src_alpha;
-}
-
-void CompositeRow_AlphaToMask(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- const uint8_t* clip_scan,
- uint8_t stride) {
- src_scan += stride - 1;
- for (int col = 0; col < pixel_count; ++col) {
- int src_alpha = GetAlpha(*src_scan, clip_scan, col);
- uint8_t 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 += stride;
- }
-}
-
-void CompositeRow_Rgb2Mask(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- const uint8_t* clip_scan) {
- if (!clip_scan) {
- FXSYS_memset(dest_scan, 0xff, width);
- return;
- }
- for (int i = 0; i < width; ++i) {
- *dest_scan = FXDIB_ALPHA_UNION(*dest_scan, *clip_scan);
- ++dest_scan;
- ++clip_scan;
- }
-}
-
-uint8_t GetGray(void* pIccTransform,
- CCodec_IccModule* pIccModule,
- const uint8_t* src_scan) {
- if (!pIccTransform)
- return FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- uint8_t gray;
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- return gray;
-}
-
-uint8_t GetGrayWithBlend(void* pIccTransform,
- CCodec_IccModule* pIccModule,
- const uint8_t* src_scan,
- const uint8_t* dest_scan,
- int blend_type) {
- uint8_t gray = GetGray(pIccTransform, pIccModule, src_scan);
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else if (blend_type)
- gray = Blend(blend_type, *dest_scan, gray);
- return gray;
-}
-
-void CompositeRow_Argb2Graya(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan,
- uint8_t* dst_alpha_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule = nullptr;
- if (pIccTransform)
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- uint8_t offset = src_alpha_scan ? 3 : 4;
- for (int col = 0; col < pixel_count; ++col) {
- const uint8_t* alpha_scan =
- src_alpha_scan ? src_alpha_scan++ : &src_scan[3];
- uint8_t back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = GetAlpha(*alpha_scan, clip_scan, col);
- if (src_alpha) {
- *dest_scan = GetGray(pIccTransform, pIccModule, src_scan);
- *dst_alpha_scan = src_alpha;
- }
- ++dest_scan;
- ++dst_alpha_scan;
- src_scan += offset;
- continue;
- }
- uint8_t src_alpha = GetAlpha(*alpha_scan, clip_scan, col);
- if (src_alpha == 0) {
- ++dest_scan;
- ++dst_alpha_scan;
- src_scan += offset;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- uint8_t gray = GetGray(pIccTransform, pIccModule, src_scan);
- // TODO(npm): Does this if really need src_alpha_scan or was that a bug?
- if (blend_type && src_alpha_scan) {
- if (blend_type >= FXDIB_BLEND_NONSEPARABLE)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = Blend(blend_type, *dest_scan, gray);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- ++dest_scan;
- ++dst_alpha_scan;
- src_scan += offset;
- }
-}
-
-void CompositeRow_Argb2Gray(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule = nullptr;
- uint8_t gray;
- if (pIccTransform)
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
-
- uint8_t offset = src_alpha_scan ? 3 : 4;
- for (int col = 0; col < pixel_count; ++col) {
- const uint8_t* alpha_scan =
- src_alpha_scan ? src_alpha_scan++ : &src_scan[3];
- int src_alpha = GetAlpha(*alpha_scan, clip_scan, col);
- if (src_alpha) {
- gray = GetGrayWithBlend(pIccTransform, pIccModule, src_scan, dest_scan,
- blend_type);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- ++dest_scan;
- src_scan += offset;
- }
-}
-
-void CompositeRow_Rgb2Gray(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_Bpp,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule = nullptr;
- uint8_t gray;
- if (pIccTransform)
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- for (int col = 0; col < pixel_count; ++col) {
- gray = GetGrayWithBlend(pIccTransform, pIccModule, src_scan, dest_scan,
- blend_type);
- 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_Bpp,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule = nullptr;
- if (pIccTransform)
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- for (int col = 0; col < pixel_count; ++col) {
- if (blend_type && *dest_alpha_scan == 0) {
- *dest_scan = GetGray(pIccTransform, pIccModule, src_scan);
- ++dest_scan;
- ++dest_alpha_scan;
- src_scan += src_Bpp;
- continue;
- }
- int src_alpha = clip_scan ? clip_scan[col] : 255;
- if (src_alpha == 255) {
- *dest_scan = GetGrayWithBlend(pIccTransform, pIccModule, src_scan,
- dest_scan, blend_type);
- ++dest_scan;
- *dest_alpha_scan = 255;
- ++dest_alpha_scan;
- 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;
- uint8_t dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_alpha_scan = dest_alpha;
- ++dest_alpha_scan;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- uint8_t gray = GetGrayWithBlend(pIccTransform, pIccModule, src_scan,
- dest_scan, blend_type);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- ++dest_scan;
- src_scan += src_Bpp;
- }
-}
-
-void CompositeRow_Argb2Argb(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan,
- const uint8_t* src_alpha_scan) {
- int blended_colors[3];
- uint8_t dest_offset = dest_alpha_scan ? 3 : 4;
- uint8_t src_offset = src_alpha_scan ? 3 : 4;
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- bool has_src = !!src_alpha_scan;
- bool has_dest = !!dest_alpha_scan;
- for (int col = 0; col < pixel_count; ++col) {
- uint8_t back_alpha = has_dest ? *dest_alpha_scan : dest_scan[3];
- const uint8_t* alpha_source = has_src ? src_alpha_scan++ : &src_scan[3];
- uint8_t src_alpha = GetAlpha(*alpha_source, clip_scan, col);
- if (back_alpha == 0) {
- if (!has_dest && !has_src) {
- if (clip_scan) {
- FXARGB_SETDIB(dest_scan, (FXARGB_GETDIB(src_scan) & 0xffffff) |
- (src_alpha << 24));
- } else {
- FXARGB_COPY(dest_scan, src_scan);
- }
- } else if (has_dest) {
- *dest_alpha_scan = src_alpha;
- for (int i = 0; i < 3; ++i) {
- *dest_scan = *src_scan++;
- ++dest_scan;
- }
- ++dest_alpha_scan;
- if (!has_src)
- ++src_scan;
- } else {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE((src_alpha << 24), src_scan[2],
- src_scan[1], *src_scan));
- }
- if (!has_dest) {
- dest_scan += dest_offset;
- src_scan += src_offset;
- }
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += dest_offset;
- src_scan += src_offset;
- if (has_dest)
- ++dest_alpha_scan;
- continue;
- }
- uint8_t dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- if (has_dest) {
- *dest_alpha_scan = dest_alpha;
- ++dest_alpha_scan;
- } else {
- 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;
- }
- if (!has_dest)
- ++dest_scan;
- if (!has_src)
- ++src_scan;
- }
-}
-
-void CompositeRow_Rgb2Argb_Blend_NoClip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int src_Bpp,
- uint8_t* dest_alpha_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; ++col) {
- uint8_t* dest_alpha = dest_alpha_scan ? dest_alpha_scan : &dest_scan[3];
- uint8_t back_alpha = *dest_alpha;
- if (back_alpha == 0) {
- if (dest_alpha_scan) {
- for (int i = 0; i < 3; ++i) {
- *dest_scan = *src_scan++;
- ++dest_scan;
- }
- *dest_alpha_scan = 0xff;
- ++dest_alpha_scan;
- } else {
- 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_alpha = 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;
- }
- if (dest_alpha_scan)
- ++dest_alpha_scan;
- else
- ++dest_scan;
- src_scan += src_gap;
- }
-}
-
-void CompositeRow_Rgb2Argb_Blend_Clip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int src_Bpp,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- bool has_dest = !!dest_alpha_scan;
- for (int col = 0; col < width; ++col) {
- int src_alpha = *clip_scan++;
- uint8_t back_alpha = has_dest ? *dest_alpha_scan : dest_scan[3];
- if (back_alpha == 0) {
- for (int i = 0; i < 3; ++i) {
- *dest_scan = *src_scan++;
- ++dest_scan;
- }
- src_scan += src_gap;
- if (has_dest)
- dest_alpha_scan++;
- else
- dest_scan++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += has_dest ? 3 : 4;
- if (has_dest)
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- uint8_t dest_alpha = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- if (has_dest)
- *dest_alpha_scan++ = dest_alpha;
- else
- 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++;
- }
- src_scan += src_gap;
- if (!has_dest)
- dest_scan++;
- }
-}
-
-void CompositeRow_Rgb2Argb_NoBlend_Clip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int src_Bpp,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan) {
- int src_gap = src_Bpp - 3;
- if (dest_alpha_scan) {
- 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;
- uint8_t 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;
- }
- } 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_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];
- uint8_t 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;
- }
- }
-}
-
-void CompositeRow_Rgb2Argb_NoBlend_NoClip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int src_Bpp,
- uint8_t* dest_alpha_scan) {
- if (dest_alpha_scan) {
- 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;
- }
- } else {
- 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;
- }
- }
-}
-
-void CompositeRow_Argb2Rgb_Blend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- if (src_alpha_scan) {
- for (int col = 0; col < width; col++) {
- uint8_t 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;
- }
- } else {
- for (int col = 0; col < width; col++) {
- uint8_t 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++;
- }
- }
-}
-
-void CompositeRow_Argb2Rgb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan) {
- int dest_gap = dest_Bpp - 3;
- if (src_alpha_scan) {
- for (int col = 0; col < width; col++) {
- uint8_t 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;
- }
- } else {
- for (int col = 0; col < width; col++) {
- uint8_t 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++;
- }
- }
-}
-
-void CompositeRow_Rgb2Rgb_Blend_NoClip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- int src_Bpp) {
- int blended_colors[3];
- 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;
- }
-}
-
-void CompositeRow_Rgb2Rgb_Blend_Clip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- int src_Bpp,
- const uint8_t* clip_scan) {
- int blended_colors[3];
- 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++) {
- uint8_t 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;
- }
-}
-
-void CompositeRow_Rgb2Rgb_NoBlend_NoClip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- int src_Bpp) {
- if (dest_Bpp == src_Bpp) {
- FXSYS_memcpy(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;
- }
-}
-
-void CompositeRow_Rgb2Rgb_NoBlend_Clip(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- int src_Bpp,
- const uint8_t* 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan,
- const uint8_t* src_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- uint8_t* dp = src_cache_scan;
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_alpha_scan) {
- if (dest_alpha_scan) {
- pIccModule->TranslateScanline(pIccTransform, dp, src_scan, pixel_count);
- } else {
- 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 = nullptr;
- }
- } else {
- if (dest_alpha_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- 1);
- uint8_t 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;
- }
- uint8_t src_alpha;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_scan[3] / 255;
- } else {
- src_alpha = src_scan[3];
- }
- src_scan += 4;
- if (src_alpha == 0) {
- dest_scan += 3;
- src_cache_scan += 3;
- dest_alpha_scan++;
- continue;
- }
- uint8_t 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;
- }
- 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;
- }
- }
- 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int src_Bpp,
- uint8_t* dest_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Rgb2Argb_Blend_Clip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int src_Bpp,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Rgb2Argb_NoBlend_Clip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int src_Bpp,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Rgb2Argb_NoBlend_NoClip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int src_Bpp,
- uint8_t* dest_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Argb2Rgb_Blend_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_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];
- 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);
- uint8_t 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);
-}
-
-void CompositeRow_Argb2Rgb_NoBlend_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_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);
- uint8_t 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);
-}
-
-void CompositeRow_Rgb2Rgb_Blend_NoClip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- int src_Bpp,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Rgb2Rgb_Blend_Clip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- int src_Bpp,
- const uint8_t* clip_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Rgb2Rgb_NoBlend_NoClip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- int src_Bpp,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_Rgb2Rgb_NoBlend_Clip_Transform(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- int src_Bpp,
- const uint8_t* clip_scan,
- uint8_t* src_cache_scan,
- void* pIccTransform) {
- CCodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_Bpp == 3) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- uint8_t* 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);
-}
-
-void CompositeRow_8bppPal2Gray(uint8_t* dest_scan,
- const uint8_t* src_scan,
- const uint8_t* pPalette,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- const uint8_t* src_alpha_scan) {
- if (src_alpha_scan) {
- if (blend_type) {
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
- if (bNonseparableBlend)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = 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++) {
- uint8_t gray = pPalette[*src_scan];
- int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
- 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) {
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- if (bNonseparableBlend)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = 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++) {
- uint8_t 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++;
- }
- }
-}
-
-void CompositeRow_8bppPal2Graya(uint8_t* dest_scan,
- const uint8_t* src_scan,
- const uint8_t* pPalette,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan,
- const uint8_t* src_alpha_scan) {
- if (src_alpha_scan) {
- if (blend_type) {
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- src_scan++;
- uint8_t back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
- if (src_alpha) {
- *dest_scan = gray;
- *dest_alpha_scan = src_alpha;
- }
- dest_scan++;
- dest_alpha_scan++;
- continue;
- }
- uint8_t src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
- 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)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = 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++) {
- uint8_t gray = pPalette[*src_scan];
- src_scan++;
- uint8_t back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
- if (src_alpha) {
- *dest_scan = gray;
- *dest_alpha_scan = src_alpha;
- }
- dest_scan++;
- dest_alpha_scan++;
- continue;
- }
- uint8_t src_alpha = GetAlpha(*src_alpha_scan++, clip_scan, col);
- 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) {
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- src_scan++;
- if (!clip_scan || 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;
- uint8_t 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)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = 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++) {
- uint8_t gray = pPalette[*src_scan];
- src_scan++;
- if (!clip_scan || 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;
- uint8_t 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++;
- }
- }
-}
-
-void CompositeRow_1bppPal2Gray(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- const uint8_t* pPalette,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan) {
- int reset_gray = pPalette[0];
- int set_gray = pPalette[1];
- if (blend_type) {
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray =
- (src_scan[(col + src_left) / 8] & (1 << (7 - (col + src_left) % 8)))
- ? set_gray
- : reset_gray;
- if (bNonseparableBlend)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = 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++) {
- uint8_t 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++;
- }
-}
-
-void CompositeRow_1bppPal2Graya(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- const uint8_t* pPalette,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_scan) {
- int reset_gray = pPalette[0];
- int set_gray = pPalette[1];
- if (blend_type) {
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t 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++ = 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;
- uint8_t 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)
- gray = blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- else
- gray = 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++) {
- uint8_t 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++ = 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;
- uint8_t 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++;
- }
-}
-
-void CompositeRow_8bppRgb2Rgb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- uint32_t* pPalette,
- int pixel_count,
- int DestBpp,
- const uint8_t* clip_scan,
- const uint8_t* 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++;
- uint8_t 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++;
- }
- }
-}
-
-void CompositeRow_1bppRgb2Rgb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- uint32_t* pPalette,
- int pixel_count,
- int DestBpp,
- const uint8_t* 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++;
- }
- }
-}
-
-void CompositeRow_8bppRgb2Argb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- uint32_t* pPalette,
- const uint8_t* clip_scan,
- const uint8_t* 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);
- uint8_t 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;
- }
- uint8_t src_alpha;
- if (clip_scan) {
- src_alpha = clip_scan[col] * (*src_alpha_scan++) / 255;
- } else {
- src_alpha = *src_alpha_scan++;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- uint8_t 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 || 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];
- uint8_t 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_1bppRgb2Argb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- uint32_t* pPalette,
- const uint8_t* 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 || 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];
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- uint32_t* pPalette,
- const uint8_t* clip_scan,
- uint8_t* 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 || 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;
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int pixel_count,
- int blend_type,
- const uint8_t* 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;
- }
- uint8_t 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;
- }
- uint8_t 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan,
- uint8_t* 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;
- }
- uint8_t 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;
- }
- uint8_t 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int pixel_count,
- int blend_type,
- int Bpp,
- const uint8_t* 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int pixel_count,
- const uint8_t* 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;
- }
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_gray,
- int pixel_count,
- const uint8_t* 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_gray,
- int pixel_count,
- const uint8_t* clip_scan,
- uint8_t* 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;
- }
- uint8_t 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;
- }
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int src_left,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan) {
- if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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;
- }
- uint8_t 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;
- }
- uint8_t 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- RGB_Blend(blend_type, 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_BitMask2Rgb(uint8_t* dest_scan,
- const uint8_t* 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,
- const uint8_t* clip_scan) {
- if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_left,
- int pixel_count,
- const uint8_t* 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;
- }
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_gray,
- int src_left,
- int pixel_count,
- const uint8_t* 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_gray,
- int src_left,
- int pixel_count,
- const uint8_t* clip_scan,
- uint8_t* 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;
- }
- uint8_t 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;
- }
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t 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;
- }
- uint8_t src_alpha;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_scan[3] / 255;
- } else {
- src_alpha = src_scan[3];
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += 4;
- continue;
- }
- uint8_t 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) {
- uint8_t 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int src_Bpp) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col++) {
- uint8_t 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) {
- uint8_t 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 = *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;
- }
-}
-
-void CompositeRow_Argb2Rgb_Blend_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- const uint8_t* clip_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < width; col++) {
- uint8_t 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) {
- uint8_t 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 = dest_scan[index];
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : Blend(blend_type, back_color, *src_scan);
- dest_scan[index] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan++;
- }
-}
-
-void CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int src_Bpp) {
- 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;
- }
-}
-
-void CompositeRow_Rgb2Rgb_Blend_NoClip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- int src_Bpp) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col++) {
- if (bNonseparableBlend) {
- uint8_t 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 = dest_scan[index];
- int src_color = *src_scan;
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : Blend(blend_type, back_color, src_color);
- dest_scan[index] = blended;
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan += src_gap;
- }
-}
-
-void CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- const uint8_t* clip_scan) {
- for (int col = 0; col < width; col++) {
- uint8_t 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] = *src_scan++;
- dest_scan[1] = *src_scan++;
- dest_scan[0] = *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] =
- FXDIB_ALPHA_MERGE(dest_scan[index], *src_scan, src_alpha);
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan++;
- }
-}
-
-void CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* 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;
- }
-}
-
-void CompositeRow_Rgb2Argb_Blend_Clip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int src_Bpp,
- const uint8_t* clip_scan) {
- int blended_colors[3];
- 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++;
- uint8_t back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- dest_scan[2] = *src_scan++;
- dest_scan[1] = *src_scan++;
- dest_scan[0] = *src_scan++;
- src_scan += src_gap;
- dest_scan += 4;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- uint8_t 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) {
- uint8_t 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 = *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;
- }
-}
-
-void CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int blend_type,
- int dest_Bpp,
- int src_Bpp,
- const uint8_t* clip_scan) {
- int blended_colors[3];
- bool bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col++) {
- uint8_t src_alpha = *clip_scan++;
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- continue;
- }
- if (bNonseparableBlend) {
- uint8_t 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 = *src_scan;
- int back_color = dest_scan[index];
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : Blend(blend_type, back_color, src_color);
- dest_scan[index] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan += src_gap;
- }
-}
-
-void CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int src_Bpp,
- const uint8_t* 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] = *src_scan++;
- dest_scan[1] = *src_scan++;
- dest_scan[0] = *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];
- uint8_t 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], *src_scan, alpha_ratio);
- src_scan++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-
-void CompositeRow_Rgb2Rgb_NoBlend_Clip_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- int dest_Bpp,
- int src_Bpp,
- const uint8_t* 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] = FXDIB_ALPHA_MERGE(dest_scan[2], *src_scan, src_alpha);
- src_scan++;
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], *src_scan, src_alpha);
- src_scan++;
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], *src_scan, src_alpha);
- dest_scan += dest_Bpp;
- src_scan += src_Bpp - 2;
- continue;
- }
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- }
-}
-
-void CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- FX_ARGB* pPalette,
- int pixel_count,
- int DestBpp,
- const uint8_t* 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++;
- }
-}
-
-void CompositeRow_1bppRgb2Rgb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- FX_ARGB* pPalette,
- int pixel_count,
- int DestBpp,
- const uint8_t* 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;
- }
-}
-
-void CompositeRow_8bppRgb2Argb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- FX_ARGB* pPalette,
- const uint8_t* 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 || clip_scan[col] == 255) {
- dest_scan[2] = src_b;
- dest_scan[1] = src_g;
- dest_scan[0] = 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];
- uint8_t 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], 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;
- src_scan++;
- }
-}
-
-void CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- FX_ARGB* pPalette,
- const uint8_t* 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 || clip_scan[col] == 255) {
- dest_scan[2] = src_b;
- dest_scan[1] = src_g;
- dest_scan[0] = 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];
- uint8_t 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], 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_ByteMask2Argb_RgbByteOrder(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int pixel_count,
- int blend_type,
- const uint8_t* 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;
- }
- uint8_t 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;
- }
- uint8_t 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int pixel_count,
- int blend_type,
- int Bpp,
- const uint8_t* 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int mask_alpha,
- int src_r,
- int src_g,
- int src_b,
- int src_left,
- int pixel_count,
- int blend_type,
- const uint8_t* clip_scan) {
- if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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;
- }
- uint8_t 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;
- }
- uint8_t 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
- RGB_Blend(blend_type, 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(uint8_t* dest_scan,
- const uint8_t* 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,
- const uint8_t* clip_scan) {
- if (blend_type == FXDIB_BLEND_NORMAL && !clip_scan && 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];
- uint8_t scan[3] = {static_cast<uint8_t>(src_b),
- static_cast<uint8_t>(src_g),
- static_cast<uint8_t>(src_r)};
- uint8_t dest_scan_o[3] = {dest_scan[2], dest_scan[1], dest_scan[0]};
- RGB_Blend(blend_type, 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 = dest_scan[2];
- int blended = Blend(blend_type, back_color, src_b);
- dest_scan[2] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- back_color = dest_scan[1];
- blended = Blend(blend_type, back_color, src_g);
- dest_scan[1] = FXDIB_ALPHA_MERGE(back_color, blended, src_alpha);
- back_color = dest_scan[0];
- blended = Blend(blend_type, back_color, src_r);
- dest_scan[0] = FXDIB_ALPHA_MERGE(back_color, 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;
- }
-}
-
-bool ScanlineCompositor_InitSourceMask(FXDIB_Format dest_format,
- int alpha_flag,
- uint32_t mask_color,
- int& mask_alpha,
- int& mask_red,
- int& mask_green,
- int& mask_blue,
- int& mask_black,
- CCodec_IccModule* pIccModule,
- void* pIccTransform) {
- 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);
- uint8_t* gray_p = (uint8_t*)&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) {
- uint8_t 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 {
- uint8_t* mask_color_p = (uint8_t*)&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;
-}
-
-void ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format,
- FXDIB_Format dest_format,
- uint32_t*& pDestPalette,
- uint32_t* pSrcPalette,
- CCodec_IccModule* pIccModule,
- void* pIccTransform) {
- bool isSrcCmyk = !!(src_format & 0x0400);
- bool isDstCmyk = !!(dest_format & 0x0400);
- pDestPalette = nullptr;
- if (pIccTransform) {
- if (pSrcPalette) {
- if ((dest_format & 0xff) == 8) {
- int pal_count = 1 << (src_format & 0xff);
- uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
- pDestPalette = (uint32_t*)gray_pal;
- for (int i = 0; i < pal_count; i++) {
- uint32_t color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i])
- : FXARGB_TODIB(pSrcPalette[i]);
- pIccModule->TranslateScanline(pIccTransform, gray_pal,
- (const uint8_t*)&color, 1);
- gray_pal++;
- }
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(uint32_t, palsize);
- for (int i = 0; i < palsize; i++) {
- uint32_t color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i])
- : FXARGB_TODIB(pSrcPalette[i]);
- pIccModule->TranslateScanline(pIccTransform, (uint8_t*)&color,
- (const uint8_t*)&color, 1);
- pDestPalette[i] =
- isDstCmyk ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
- }
- }
- } else {
- int pal_count = 1 << (src_format & 0xff);
- uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
- 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 = (uint32_t*)gray_pal;
- } else {
- pDestPalette = FX_Alloc(uint32_t, pal_count);
- for (int i = 0; i < pal_count; i++) {
- pIccModule->TranslateScanline(
- pIccTransform, (uint8_t*)&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);
- uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
- pDestPalette = (uint32_t*)gray_pal;
- if (isSrcCmyk) {
- for (int i = 0; i < pal_count; i++) {
- FX_CMYK cmyk = pSrcPalette[i];
- uint8_t 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(uint32_t, palsize);
- if (isDstCmyk == isSrcCmyk) {
- FXSYS_memcpy(pDestPalette, pSrcPalette, palsize * sizeof(uint32_t));
- } else {
- for (int i = 0; i < palsize; i++) {
- FX_CMYK cmyk = pSrcPalette[i];
- uint8_t 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);
- uint8_t* gray_pal = FX_Alloc(uint8_t, pal_count);
- 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 = (uint32_t*)gray_pal;
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(uint32_t, palsize);
- 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];
- uint8_t 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);
- }
- }
- }
- }
- }
-}
-
-} // namespace
-
-CFX_ScanlineCompositor::CFX_ScanlineCompositor() {
- m_pSrcPalette = nullptr;
- m_pCacheScanline = nullptr;
- m_CacheSize = 0;
- m_bRgbByteOrder = false;
- m_BlendType = FXDIB_BLEND_NORMAL;
- m_pIccTransform = nullptr;
-}
-
-CFX_ScanlineCompositor::~CFX_ScanlineCompositor() {
- FX_Free(m_pSrcPalette);
- FX_Free(m_pCacheScanline);
-}
-
-bool CFX_ScanlineCompositor::Init(FXDIB_Format dest_format,
- FXDIB_Format src_format,
- int32_t width,
- uint32_t* pSrcPalette,
- uint32_t mask_color,
- int blend_type,
- bool bClip,
- bool bRgbByteOrder,
- int alpha_flag,
- void* pIccTransform) {
- m_SrcFormat = src_format;
- m_DestFormat = dest_format;
- m_BlendType = blend_type;
- m_bRgbByteOrder = bRgbByteOrder;
- CCodec_IccModule* pIccModule = nullptr;
- if (CFX_GEModule::Get()->GetCodecModule()) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (!pIccModule) {
- pIccTransform = nullptr;
- }
- 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 && (~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(
- uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- const uint8_t* clip_scan,
- const uint8_t* src_extra_alpha,
- uint8_t* dst_extra_alpha) {
- int src_Bpp = (m_SrcFormat & 0xff) >> 3;
- int dest_Bpp = (m_DestFormat & 0xff) >> 3;
- 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_AlphaToMask(dest_scan, src_scan, width, clip_scan, 4);
- } else {
- CompositeRow_AlphaToMask(dest_scan, src_extra_alpha, width, clip_scan,
- 1);
- }
- } 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 {
- int dest_Size = width * dest_Bpp + 4;
- if (dest_Size > m_CacheSize) {
- m_pCacheScanline = FX_Realloc(uint8_t, 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(
- uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- const uint8_t* clip_scan,
- const uint8_t* src_extra_alpha,
- uint8_t* dst_extra_alpha) {
- if (m_bRgbByteOrder) {
- if (m_SrcFormat == FXDIB_1bppRgb) {
- if (m_DestFormat == FXDIB_8bppRgb) {
- return;
- }
- 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;
- }
- 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;
- }
- if ((m_DestFormat & 0xff) == 8) {
- if (m_Transparency & 8) {
- if (m_DestFormat & 0x0200) {
- CompositeRow_1bppPal2Graya(dest_scan, src_scan, src_left,
- (const uint8_t*)m_pSrcPalette, width,
- m_BlendType, clip_scan, dst_extra_alpha);
- } else {
- CompositeRow_1bppPal2Gray(dest_scan, src_scan, src_left,
- (const uint8_t*)m_pSrcPalette, width,
- m_BlendType, clip_scan);
- }
- } else {
- if (m_DestFormat & 0x0200)
- CompositeRow_8bppPal2Graya(
- dest_scan, src_scan, (const uint8_t*)m_pSrcPalette, width,
- m_BlendType, clip_scan, dst_extra_alpha, src_extra_alpha);
- else
- CompositeRow_8bppPal2Gray(dest_scan, src_scan,
- (const uint8_t*)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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- const uint8_t* clip_scan,
- uint8_t* 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(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- const uint8_t* clip_scan,
- uint8_t* 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);
- }
-}
-
bool CFX_DIBitmap::CompositeBitmap(
int dest_left,
int dest_top,
diff --git a/core/fxge/dib/fx_dib_main.cpp b/core/fxge/dib/fx_dib_main.cpp
index 7ee2ee58ee..0d9e79c27e 100644
--- a/core/fxge/dib/fx_dib_main.cpp
+++ b/core/fxge/dib/fx_dib_main.cpp
@@ -1083,39 +1083,6 @@ CFX_DIBExtractor::CFX_DIBExtractor(const CFX_RetainPtr<CFX_DIBSource>& pSrc) {
CFX_DIBExtractor::~CFX_DIBExtractor() {}
-CFX_FilteredDIB::CFX_FilteredDIB() {}
-
-CFX_FilteredDIB::~CFX_FilteredDIB() {}
-
-void CFX_FilteredDIB::LoadSrc(const CFX_RetainPtr<CFX_DIBSource>& pSrc) {
- m_pSrc = pSrc;
- m_Width = pSrc->GetWidth();
- m_Height = pSrc->GetHeight();
- FXDIB_Format format = GetDestFormat();
- m_bpp = (uint8_t)format;
- m_AlphaFlag = (uint8_t)(format >> 8);
- m_Pitch = (m_Width * (format & 0xff) + 31) / 32 * 4;
- m_pPalette.reset(GetDestPalette());
- m_Scanline.resize(m_Pitch);
-}
-
-const uint8_t* CFX_FilteredDIB::GetScanline(int line) const {
- TranslateScanline(m_pSrc->GetScanline(line), &m_Scanline);
- return m_Scanline.data();
-}
-
-void CFX_FilteredDIB::DownSampleScanline(int line,
- uint8_t* dest_scan,
- int dest_bpp,
- int dest_width,
- bool bFlipX,
- int clip_left,
- int clip_width) const {
- m_pSrc->DownSampleScanline(line, dest_scan, dest_bpp, dest_width, bFlipX,
- clip_left, clip_width);
- TranslateDownSamples(dest_scan, dest_scan, clip_width, dest_bpp);
-}
-
CFX_ImageRenderer::CFX_ImageRenderer() {
m_Status = 0;
m_pIccTransform = nullptr;
diff --git a/core/fxge/fx_dib.h b/core/fxge/fx_dib.h
index 85af766992..f768afddaa 100644
--- a/core/fxge/fx_dib.h
+++ b/core/fxge/fx_dib.h
@@ -15,6 +15,7 @@
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxge/dib/cfx_dibitmap.h"
#include "core/fxge/dib/cfx_dibsource.h"
+#include "core/fxge/dib/cfx_scanlinecompositor.h"
#include "third_party/base/stl_util.h"
typedef uint32_t FX_ARGB;
@@ -142,64 +143,6 @@ class IFX_ScanlineComposer {
uint32_t* pSrcPalette) = 0;
};
-class CFX_ScanlineCompositor {
- public:
- CFX_ScanlineCompositor();
-
- ~CFX_ScanlineCompositor();
-
- bool Init(FXDIB_Format dest_format,
- FXDIB_Format src_format,
- int32_t width,
- uint32_t* pSrcPalette,
- uint32_t mask_color,
- int blend_type,
- bool bClip,
- bool bRgbByteOrder = false,
- int alpha_flag = 0,
- void* pIccTransform = nullptr);
-
- void CompositeRgbBitmapLine(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- const uint8_t* clip_scan,
- const uint8_t* src_extra_alpha = nullptr,
- uint8_t* dst_extra_alpha = nullptr);
-
- void CompositePalBitmapLine(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- const uint8_t* clip_scan,
- const uint8_t* src_extra_alpha = nullptr,
- uint8_t* dst_extra_alpha = nullptr);
-
- void CompositeByteMaskLine(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- const uint8_t* clip_scan,
- uint8_t* dst_extra_alpha = nullptr);
-
- void CompositeBitMaskLine(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- const uint8_t* clip_scan,
- uint8_t* dst_extra_alpha = nullptr);
-
- protected:
- int m_Transparency;
- FXDIB_Format m_SrcFormat, m_DestFormat;
- uint32_t* m_pSrcPalette;
-
- int m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue, m_MaskBlack;
- int m_BlendType;
- void* m_pIccTransform;
- uint8_t* m_pCacheScanline;
- int m_CacheSize;
- bool m_bRgbByteOrder;
-};
-
class CFX_BitmapComposer : public IFX_ScanlineComposer {
public:
CFX_BitmapComposer();