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Unified Diff: core/src/fxge/dib/fx_dib_composite.cpp

Issue 1800523005: Move core/src/ up to core/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 4 years, 9 months ago
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Index: core/src/fxge/dib/fx_dib_composite.cpp
diff --git a/core/src/fxge/dib/fx_dib_composite.cpp b/core/src/fxge/dib/fx_dib_composite.cpp
deleted file mode 100644
index e2781d62443bbfd866d25e6a0cc0ca53a81e9943..0000000000000000000000000000000000000000
--- a/core/src/fxge/dib/fx_dib_composite.cpp
+++ /dev/null
@@ -1,5210 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "core/include/fxcodec/fx_codec.h"
-#include "core/include/fxge/fx_ge.h"
-#include "core/src/fxge/dib/dib_int.h"
-
-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;
- }
- int result = back_color * 255 / (255 - src_color);
- if (result > 255) {
- return 255;
- }
- return result;
- }
- case FXDIB_BLEND_COLORBURN: {
- if (src_color == 0) {
- return src_color;
- }
- int result = (255 - back_color) * 255 / src_color;
- if (result > 255) {
- result = 255;
- }
- return 255 - result;
- }
- case FXDIB_BLEND_HARDLIGHT:
- if (src_color < 128) {
- return (src_color * back_color * 2) / 255;
- }
- return _BLEND(FXDIB_BLEND_SCREEN, back_color, 2 * src_color - 255);
- case FXDIB_BLEND_SOFTLIGHT: {
- if (src_color < 128) {
- return back_color -
- (255 - 2 * src_color) * back_color * (255 - back_color) / 255 /
- 255;
- }
- return back_color +
- (2 * src_color - 255) * (_color_sqrt[back_color] - back_color) /
- 255;
- }
- case FXDIB_BLEND_DIFFERENCE:
- return back_color < src_color ? src_color - back_color
- : back_color - src_color;
- case FXDIB_BLEND_EXCLUSION:
- return back_color + src_color - 2 * back_color * src_color / 255;
- }
- return src_color;
-}
-struct _RGB {
- int red;
- int green;
- int blue;
-};
-static inline int _Lum(_RGB color) {
- return (color.red * 30 + color.green * 59 + color.blue * 11) / 100;
-}
-static _RGB _ClipColor(_RGB color) {
- int l = _Lum(color);
- int n = color.red;
- if (color.green < n) {
- n = color.green;
- }
- if (color.blue < n) {
- n = color.blue;
- }
- int x = color.red;
- if (color.green > x) {
- x = color.green;
- }
- if (color.blue > x) {
- x = color.blue;
- }
- if (n < 0) {
- color.red = l + ((color.red - l) * l / (l - n));
- color.green = l + ((color.green - l) * l / (l - n));
- color.blue = l + ((color.blue - l) * l / (l - n));
- }
- if (x > 255) {
- color.red = l + ((color.red - l) * (255 - l) / (x - l));
- color.green = l + ((color.green - l) * (255 - l) / (x - l));
- color.blue = l + ((color.blue - l) * (255 - l) / (x - l));
- }
- return color;
-}
-static _RGB _SetLum(_RGB color, int l) {
- int d = l - _Lum(color);
- color.red += d;
- color.green += d;
- color.blue += d;
- return _ClipColor(color);
-}
-static int _Sat(_RGB color) {
- int n = color.red;
- if (color.green < n) {
- n = color.green;
- }
- if (color.blue < n) {
- n = color.blue;
- }
- int x = color.red;
- if (color.green > x) {
- x = color.green;
- }
- if (color.blue > x) {
- x = color.blue;
- }
- return x - n;
-}
-static _RGB _SetSat(_RGB color, int s) {
- int* max = &color.red;
- int* mid = &color.red;
- int* min = &color.red;
- if (color.green > *max) {
- max = &color.green;
- }
- if (color.blue > *max) {
- max = &color.blue;
- }
- if (color.green < *min) {
- min = &color.green;
- }
- if (color.blue < *min) {
- min = &color.blue;
- }
- if (*max == *min) {
- color.red = 0;
- color.green = 0;
- color.blue = 0;
- return color;
- }
- if (max == &color.red) {
- if (min == &color.green) {
- mid = &color.blue;
- } else {
- mid = &color.green;
- }
- } else if (max == &color.green) {
- if (min == &color.red) {
- mid = &color.blue;
- } else {
- mid = &color.red;
- }
- } else {
- if (min == &color.green) {
- mid = &color.red;
- } else {
- mid = &color.green;
- }
- }
- if (*max > *min) {
- *mid = (*mid - *min) * s / (*max - *min);
- *max = s;
- *min = 0;
- }
- return color;
-}
-void _RGB_Blend(int blend_mode,
- const uint8_t* src_scan,
- uint8_t* dest_scan,
- int results[3]) {
- _RGB src, back, result;
- src.red = src_scan[2];
- src.green = src_scan[1];
- src.blue = src_scan[0];
- back.red = dest_scan[2];
- back.green = dest_scan[1];
- back.blue = dest_scan[0];
- switch (blend_mode) {
- case FXDIB_BLEND_HUE:
- result = _SetLum(_SetSat(src, _Sat(back)), _Lum(back));
- break;
- case FXDIB_BLEND_SATURATION:
- result = _SetLum(_SetSat(back, _Sat(src)), _Lum(back));
- break;
- case FXDIB_BLEND_COLOR:
- result = _SetLum(src, _Lum(back));
- break;
- case FXDIB_BLEND_LUMINOSITY:
- result = _SetLum(back, _Lum(src));
- break;
- }
- results[0] = result.blue;
- results[1] = result.green;
- results[2] = result.red;
-}
-inline void _CompositeRow_Argb2Mask(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int pixel_count,
- const uint8_t* clip_scan) {
- src_scan += 3;
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = *src_scan;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- 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 += 4;
- }
-}
-void _CompositeRow_Rgba2Mask(uint8_t* dest_scan,
- const uint8_t* src_alpha_scan,
- int pixel_count,
- const uint8_t* clip_scan) {
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- 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_Rgb2Mask(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- const uint8_t* clip_scan) {
- if (clip_scan) {
- for (int i = 0; i < width; i++) {
- *dest_scan = FXDIB_ALPHA_UNION(*dest_scan, *clip_scan);
- dest_scan++;
- clip_scan++;
- }
- } else {
- FXSYS_memset(dest_scan, 0xff, width);
- }
-}
-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) {
- ICodec_IccModule* pIccModule = nullptr;
- if (pIccTransform)
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
-
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col++) {
- uint8_t back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
- 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 3;
- continue;
- }
- uint8_t src_alpha = *src_alpha_scan++;
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha == 0) {
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 3;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- uint8_t gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 3;
- }
- } else {
- for (int col = 0; col < pixel_count; col++) {
- uint8_t back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = src_scan[3];
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
- 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 4;
- continue;
- }
- uint8_t src_alpha = src_scan[3];
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha == 0) {
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 4;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- uint8_t gray;
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 4;
- }
- }
- return;
- }
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col++) {
- uint8_t back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
- 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 3;
- continue;
- }
- uint8_t src_alpha = *src_alpha_scan++;
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha == 0) {
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 3;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- uint8_t gray;
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 3;
- }
- } else {
- for (int col = 0; col < pixel_count; col++) {
- uint8_t back_alpha = *dst_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = src_scan[3];
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
- 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dst_alpha_scan = src_alpha;
- }
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 4;
- continue;
- }
- uint8_t src_alpha = src_scan[3];
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha == 0) {
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 4;
- continue;
- }
- *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
- int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
- uint8_t gray;
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- dst_alpha_scan++;
- src_scan += 4;
- }
- }
-}
-
-inline void _CompositeRow_Argb2Gray(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) {
- ICodec_IccModule* pIccModule = NULL;
- uint8_t gray;
- if (pIccTransform)
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
-
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan++;
- src_scan += 3;
- }
- } else {
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = src_scan[3];
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan++;
- src_scan += 4;
- }
- }
- return;
- }
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan++;
- src_scan += 3;
- }
- } else {
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = src_scan[3];
- if (clip_scan)
- src_alpha = clip_scan[col] * src_alpha / 255;
-
- if (src_alpha) {
- if (pIccTransform)
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- else
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- }
- dest_scan++;
- src_scan += 4;
- }
- }
-}
-
-inline void _CompositeRow_Rgb2Gray(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) {
- ICodec_IccModule* pIccModule = NULL;
- uint8_t gray;
- if (pIccTransform) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col++) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan++;
- src_scan += src_Bpp;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan++;
- src_scan += src_Bpp;
- }
-}
-void _CompositeRow_Rgb2Graya(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) {
- ICodec_IccModule* pIccModule = NULL;
- if (pIccTransform) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (blend_type) {
- int blended_color;
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- int back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- dest_scan++;
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- int src_alpha = 255;
- if (clip_scan) {
- src_alpha = clip_scan[col];
- }
- if (src_alpha == 0) {
- dest_scan++;
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- 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;
- uint8_t gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- src_scan += src_Bpp;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- int src_alpha = 255;
- if (clip_scan) {
- src_alpha = clip_scan[col];
- }
- if (src_alpha == 255) {
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan, 1);
- } else {
- *dest_scan = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- dest_scan++;
- *dest_alpha_scan++ = 255;
- src_scan += src_Bpp;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan++;
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- 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;
- uint8_t gray;
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
- } else {
- gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- src_scan += src_Bpp;
- }
-}
-void _CompositeRow_Argb2Argb(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];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- if (!dest_alpha_scan) {
- if (!src_alpha_scan) {
- uint8_t back_alpha = 0;
- for (int col = 0; col < pixel_count; col++) {
- back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * src_scan[3] / 255;
- FXARGB_SETDIB(dest_scan, (FXARGB_GETDIB(src_scan) & 0xffffff) |
- (src_alpha << 24));
- } else {
- FXARGB_COPY(dest_scan, src_scan);
- }
- dest_scan += 4;
- src_scan += 4;
- continue;
- }
- 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) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- if (blend_type) {
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan++;
- src_scan++;
- }
- dest_scan++;
- src_scan++;
- }
- } else {
- for (int col = 0; col < pixel_count; col++) {
- 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 << 24), src_scan[2],
- src_scan[1], *src_scan));
- } else {
- FXARGB_SETDIB(dest_scan,
- FXARGB_MAKE((*src_alpha_scan << 24), src_scan[2],
- src_scan[1], *src_scan));
- }
- dest_scan += 4;
- src_scan += 3;
- src_alpha_scan++;
- continue;
- }
- 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;
- src_scan += 3;
- 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) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- if (blend_type) {
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan++;
- src_scan++;
- }
- dest_scan++;
- }
- }
- } else {
- if (src_alpha_scan) {
- for (int col = 0; col < pixel_count; col++) {
- uint8_t back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255;
- *dest_alpha_scan = src_alpha;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- } else {
- *dest_alpha_scan = *src_alpha_scan;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- }
- dest_alpha_scan++;
- src_alpha_scan++;
- continue;
- }
- 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 += 3;
- src_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_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- if (blend_type) {
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan++;
- src_scan++;
- }
- }
- } else {
- for (int col = 0; col < pixel_count; col++) {
- 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_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- } else {
- *dest_alpha_scan = src_scan[3];
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- }
- dest_alpha_scan++;
- src_scan++;
- continue;
- }
- 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 += 3;
- src_scan += 4;
- 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_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- if (blend_type) {
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, *src_scan);
- blended = FXDIB_ALPHA_MERGE(*src_scan, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, *src_scan, alpha_ratio);
- }
- dest_scan++;
- src_scan++;
- }
- src_scan++;
- }
- }
- }
-}
-void _CompositeRow_Rgb2Argb_Blend_NoClip(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];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- if (dest_alpha_scan) {
- for (int col = 0; col < width; col++) {
- uint8_t back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_alpha_scan++ = 0xff;
- src_scan += src_gap;
- continue;
- }
- *dest_alpha_scan++ = 0xff;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, src_color);
- *dest_scan = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- dest_scan++;
- src_scan++;
- }
- src_scan += src_gap;
- }
- } else {
- for (int col = 0; col < width; col++) {
- uint8_t back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- if (src_Bpp == 4) {
- FXARGB_SETDIB(dest_scan, 0xff000000 | FXARGB_GETDIB(src_scan));
- } else {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[2], src_scan[1],
- src_scan[0]));
- }
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- dest_scan[3] = 0xff;
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, src_color);
- *dest_scan = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- dest_scan++;
- src_scan++;
- }
- dest_scan++;
- src_scan += src_gap;
- }
- }
-}
-inline 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];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- if (dest_alpha_scan) {
- for (int col = 0; col < width; col++) {
- int src_alpha = *clip_scan++;
- uint8_t back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- src_scan += src_gap;
- dest_alpha_scan++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan++;
- src_scan += src_Bpp;
- continue;
- }
- 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_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;
- }
- } else {
- 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++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- *dest_scan++ = *src_scan++;
- src_scan += src_gap;
- dest_scan++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- 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) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- int src_color = *src_scan;
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, *dest_scan, src_color);
- blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- src_scan++;
- }
- dest_scan++;
- src_scan += src_gap;
- }
- }
-}
-inline 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;
- }
- }
-}
-inline 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;
- }
- }
-}
-inline 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];
- FX_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++;
- }
- }
-}
-inline 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++;
- }
- }
-}
-inline 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];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col++) {
- if (bNonseparableBlend) {
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- }
- for (int color = 0; color < 3; color++) {
- int back_color = *dest_scan;
- int src_color = *src_scan;
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, back_color, src_color);
- *dest_scan = blended;
- dest_scan++;
- src_scan++;
- }
- dest_scan += dest_gap;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_Clip(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];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col++) {
- 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;
- }
-}
-inline 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;
- }
-}
-inline 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;
- ICodec_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 = NULL;
- }
- } else {
- if (dest_alpha_scan) {
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- for (int col = 0; col < pixel_count; col++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- 1);
- 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_alpha_scan) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- int blended_colors[3];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int dest_gap = dest_Bpp - 3;
- for (int col = 0; col < width; col++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1);
- 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);
-}
-inline 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) {
- ICodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- if (src_alpha_scan) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan,
- width);
- } else {
- int dest_gap = dest_Bpp - 3;
- for (int col = 0; col < width; col++) {
- pIccModule->TranslateScanline(pIccTransform, src_cache_scan, src_scan, 1);
- 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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- ICodec_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);
-}
-inline 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) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- } else {
- *dest_scan = gray;
- }
- dest_scan++;
- src_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- } else {
- *dest_scan = gray;
- }
- dest_scan++;
- src_scan++;
- }
- } else {
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan++;
- src_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- 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++;
- }
- }
-}
-inline 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) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- 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 = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- *dest_scan = gray;
- *dest_alpha_scan = src_alpha;
- }
- dest_scan++;
- dest_alpha_scan++;
- continue;
- }
- uint8_t src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan++;
- dest_alpha_scan++;
- continue;
- }
- *dest_alpha_scan =
- back_alpha + src_alpha - back_alpha * src_alpha / 255;
- int alpha_ratio = src_alpha * 255 / (*dest_alpha_scan);
- if (bNonseparableBlend) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_alpha_scan++;
- dest_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- uint8_t gray = pPalette[*src_scan];
- src_scan++;
- uint8_t back_alpha = *dest_alpha_scan;
- if (back_alpha == 0) {
- int src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha) {
- *dest_scan = gray;
- *dest_alpha_scan = src_alpha;
- }
- dest_scan++;
- dest_alpha_scan++;
- continue;
- }
- uint8_t src_alpha = *src_alpha_scan++;
- if (clip_scan) {
- src_alpha = clip_scan[col] * src_alpha / 255;
- }
- if (src_alpha == 0) {
- dest_scan++;
- dest_alpha_scan++;
- continue;
- }
- *dest_alpha_scan = back_alpha + src_alpha - back_alpha * src_alpha / 255;
- int alpha_ratio = src_alpha * 255 / (*dest_alpha_scan);
- dest_alpha_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- }
- } else {
- if (blend_type) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- for (int col = 0; col < pixel_count; col++) {
- 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) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- 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++;
- }
- }
-}
-inline 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) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- 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) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- if (clip_scan && clip_scan[col] < 255) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, clip_scan[col]);
- } else {
- *dest_scan = gray;
- }
- dest_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- 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++;
- }
-}
-inline 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) {
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int blended_color;
- 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) {
- blended_color =
- blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
- }
- gray = bNonseparableBlend ? blended_color
- : _BLEND(blend_type, *dest_scan, gray);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
- dest_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- 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++;
- }
-}
-inline void _CompositeRow_8bppRgb2Rgb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- FX_DWORD* 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++;
- }
- }
-}
-inline void _CompositeRow_1bppRgb2Rgb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- FX_DWORD* 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++;
- }
- }
-}
-inline void _CompositeRow_8bppRgb2Argb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- FX_DWORD* 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_8bppRgb2Rgba_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int width,
- FX_DWORD* pPalette,
- const uint8_t* clip_scan,
- uint8_t* dest_alpha_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_alpha_scan;
- if (back_alpha == 0) {
- if (clip_scan) {
- int src_alpha = clip_scan[col] * (*src_alpha_scan) / 255;
- *dest_alpha_scan++ = src_alpha;
- } else {
- *dest_alpha_scan++ = *src_alpha_scan;
- }
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- src_alpha_scan++;
- continue;
- }
- 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 += 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;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan++;
- }
- } else {
- for (int col = 0; col < width; col++) {
- FX_ARGB argb = pPalette[*src_scan];
- int src_r = FXARGB_R(argb);
- int src_g = FXARGB_G(argb);
- int src_b = FXARGB_B(argb);
- if (!clip_scan || clip_scan[col] == 255) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- *dest_alpha_scan++ = 255;
- src_scan++;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 3;
- dest_alpha_scan++;
- src_scan++;
- continue;
- }
- int back_alpha = *dest_alpha_scan;
- 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++;
- src_scan++;
- }
- }
-}
-
-inline void _CompositeRow_1bppRgb2Argb_NoBlend(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int src_left,
- int width,
- FX_DWORD* 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,
- FX_DWORD* 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 src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- }
- dest_scan += 2;
- }
-}
-void _CompositeRow_ByteMask2Rgba(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 src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- dest_scan++;
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan++;
- }
- }
-}
-void _CompositeRow_ByteMask2Rgb(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 src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], src_alpha);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha);
- }
- dest_scan += Bpp - 2;
- }
-}
-void _CompositeRow_ByteMask2Mask(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 src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- }
- dest_scan += 2;
- }
-}
-void _CompositeRow_BitMask2Rgba(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,
- uint8_t* dest_alpha_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[0] = src_b;
- dest_scan[1] = src_g;
- dest_scan[2] = src_r;
- *dest_alpha_scan = mask_alpha;
- }
- dest_scan += 3;
- dest_alpha_scan++;
- }
- return;
- }
- for (int col = 0; col < pixel_count; col++) {
- if (!(src_scan[(src_left + col) / 8] & (1 << (7 - (src_left + col) % 8)))) {
- dest_scan += 3;
- dest_alpha_scan++;
- continue;
- }
- int src_alpha;
- if (clip_scan) {
- src_alpha = mask_alpha * clip_scan[col] / 255;
- } else {
- src_alpha = mask_alpha;
- }
- uint8_t back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- *dest_scan++ = src_b;
- *dest_scan++ = src_g;
- *dest_scan++ = src_r;
- *dest_alpha_scan++ = mask_alpha;
- continue;
- }
- 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 src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], alpha_ratio);
- dest_scan++;
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], alpha_ratio);
- dest_scan++;
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, alpha_ratio);
- dest_scan++;
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
- dest_scan++;
- }
- }
-}
-void _CompositeRow_BitMask2Rgb(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 src_scan[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- _RGB_Blend(blend_type, src_scan, dest_scan, blended_colors);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[0], src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[1], src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended_colors[2], src_alpha);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, *dest_scan, src_b);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_g);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- dest_scan++;
- blended = _BLEND(blend_type, *dest_scan, src_r);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, blended, src_alpha);
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_b, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_g, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, src_alpha);
- }
- dest_scan += Bpp - 2;
- }
-}
-void _CompositeRow_BitMask2Mask(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];
- FX_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];
- FX_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 = FX_GAMMA(*src_scan);
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, dest_scan[index], src_color);
- dest_scan[index] = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- src_scan++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Argb2Rgb_Blend_RgbByteOrder(
- 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];
- FX_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 = FX_GAMMA(dest_scan[index]);
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, back_color, *src_scan);
- dest_scan[index] =
- FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan++;
- }
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_NoClip_RgbByteOrder(
- 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;
- }
-}
-inline 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];
- FX_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 = FX_GAMMA(dest_scan[index]);
- int src_color = FX_GAMMA(*src_scan);
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, back_color, src_color);
- dest_scan[index] = FX_GAMMA_INVERSE(blended);
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Argb2Rgb_NoBlend_RgbByteOrder(
- 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] = FX_GAMMA_INVERSE(*src_scan++);
- dest_scan[1] = FX_GAMMA_INVERSE(*src_scan++);
- dest_scan[0] = FX_GAMMA_INVERSE(*src_scan++);
- dest_scan += dest_Bpp;
- src_scan++;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += dest_Bpp;
- src_scan += 4;
- continue;
- }
- for (int color = 0; color < 3; color++) {
- int index = 2 - color;
- dest_scan[index] = FX_GAMMA_INVERSE(
- FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[index]), *src_scan, src_alpha));
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan++;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_NoBlend_NoClip_RgbByteOrder(
- 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;
- }
-}
-inline 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];
- FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
- int src_gap = src_Bpp - 3;
- for (int col = 0; col < width; col++) {
- int src_alpha = *clip_scan++;
- uint8_t back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- dest_scan[2] = FX_GAMMA(*src_scan++);
- dest_scan[1] = FX_GAMMA(*src_scan++);
- dest_scan[0] = FX_GAMMA(*src_scan++);
- src_scan += src_gap;
- dest_scan += 4;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- 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 = FX_GAMMA(*src_scan);
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, dest_scan[index], src_color);
- blended = FXDIB_ALPHA_MERGE(src_color, blended, back_alpha);
- dest_scan[index] =
- FXDIB_ALPHA_MERGE(dest_scan[index], blended, alpha_ratio);
- src_scan++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Rgb_Blend_Clip_RgbByteOrder(
- 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];
- FX_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 = FX_GAMMA(*src_scan);
- int back_color = FX_GAMMA(dest_scan[index]);
- int blended = bNonseparableBlend
- ? blended_colors[color]
- : _BLEND(blend_type, back_color, src_color);
- dest_scan[index] =
- FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- src_scan++;
- }
- dest_scan += dest_Bpp;
- src_scan += src_gap;
- }
-}
-inline void _CompositeRow_Rgb2Argb_NoBlend_Clip_RgbByteOrder(
- 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] = FX_GAMMA(*src_scan++);
- dest_scan[1] = FX_GAMMA(*src_scan++);
- dest_scan[0] = FX_GAMMA(*src_scan++);
- dest_scan[3] = 255;
- dest_scan += 4;
- src_scan += src_gap;
- continue;
- }
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan += src_Bpp;
- continue;
- }
- int back_alpha = dest_scan[3];
- 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], FX_GAMMA(*src_scan), alpha_ratio);
- src_scan++;
- }
- dest_scan += 4;
- src_scan += src_gap;
- }
-}
-inline 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] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(
- FX_GAMMA(dest_scan[2]), FX_GAMMA(*src_scan), src_alpha));
- src_scan++;
- dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(
- FX_GAMMA(dest_scan[1]), FX_GAMMA(*src_scan), src_alpha));
- src_scan++;
- dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(
- FX_GAMMA(dest_scan[0]), FX_GAMMA(*src_scan), src_alpha));
- dest_scan += dest_Bpp;
- src_scan += src_Bpp - 2;
- continue;
- }
- dest_scan += dest_Bpp;
- src_scan += src_Bpp;
- }
-}
-inline void _CompositeRow_8bppRgb2Rgb_NoBlend_RgbByteOrder(
- 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++;
- }
-}
-inline 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;
- }
-}
-inline 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] = FX_GAMMA(src_b);
- dest_scan[1] = FX_GAMMA(src_g);
- dest_scan[0] = FX_GAMMA(src_r);
- dest_scan[3] = 255;
- src_scan++;
- dest_scan += 4;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 4;
- src_scan++;
- continue;
- }
- int back_alpha = dest_scan[3];
- 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], FX_GAMMA(src_b), alpha_ratio);
- dest_scan[1] =
- FXDIB_ALPHA_MERGE(dest_scan[1], FX_GAMMA(src_g), alpha_ratio);
- dest_scan[0] =
- FXDIB_ALPHA_MERGE(dest_scan[0], FX_GAMMA(src_r), alpha_ratio);
- dest_scan += 4;
- src_scan++;
- }
-}
-inline void _CompositeRow_1bppRgb2Argb_NoBlend_RgbByteOrder(
- 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] = FX_GAMMA(src_b);
- dest_scan[1] = FX_GAMMA(src_g);
- dest_scan[0] = FX_GAMMA(src_r);
- dest_scan[3] = 255;
- dest_scan += 4;
- continue;
- }
- int src_alpha = clip_scan[col];
- if (src_alpha == 0) {
- dest_scan += 4;
- continue;
- }
- int back_alpha = dest_scan[3];
- 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], FX_GAMMA(src_b), alpha_ratio);
- dest_scan[1] =
- FXDIB_ALPHA_MERGE(dest_scan[1], FX_GAMMA(src_g), alpha_ratio);
- dest_scan[0] =
- FXDIB_ALPHA_MERGE(dest_scan[0], FX_GAMMA(src_r), alpha_ratio);
- dest_scan += 4;
- }
-}
-void _CompositeRow_ByteMask2Argb_RgbByteOrder(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 src_scan[3];
- uint8_t dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] =
- FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], alpha_ratio);
- dest_scan[1] =
- FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], alpha_ratio);
- dest_scan[0] =
- FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, dest_scan[2], src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[1], src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[0], src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, alpha_ratio);
- } else {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, alpha_ratio);
- }
- dest_scan += 4;
- }
-}
-void _CompositeRow_ByteMask2Rgb_RgbByteOrder(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 src_scan[3];
- uint8_t dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] =
- FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], src_alpha);
- dest_scan[1] =
- FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], src_alpha);
- dest_scan[0] =
- FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], src_alpha);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, dest_scan[2], src_b);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, src_alpha);
- blended = _BLEND(blend_type, dest_scan[1], src_g);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, src_alpha);
- blended = _BLEND(blend_type, dest_scan[0], src_r);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, src_alpha);
- } else {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, src_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, src_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, src_alpha);
- }
- dest_scan += Bpp;
- }
-}
-void _CompositeRow_BitMask2Argb_RgbByteOrder(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 src_scan[3];
- uint8_t dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] =
- FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], alpha_ratio);
- dest_scan[1] =
- FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], alpha_ratio);
- dest_scan[0] =
- FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], alpha_ratio);
- } else if (blend_type) {
- int blended = _BLEND(blend_type, dest_scan[2], src_b);
- blended = FXDIB_ALPHA_MERGE(src_b, blended, back_alpha);
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[1], src_g);
- blended = FXDIB_ALPHA_MERGE(src_g, blended, back_alpha);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], blended, alpha_ratio);
- blended = _BLEND(blend_type, dest_scan[0], src_r);
- blended = FXDIB_ALPHA_MERGE(src_r, blended, back_alpha);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], blended, alpha_ratio);
- } else {
- dest_scan[2] = FXDIB_ALPHA_MERGE(dest_scan[2], src_b, alpha_ratio);
- dest_scan[1] = FXDIB_ALPHA_MERGE(dest_scan[1], src_g, alpha_ratio);
- dest_scan[0] = FXDIB_ALPHA_MERGE(dest_scan[0], src_r, alpha_ratio);
- }
- dest_scan += 4;
- }
-}
-void _CompositeRow_BitMask2Rgb_RgbByteOrder(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 src_scan[3];
- uint8_t dest_scan_o[3];
- src_scan[0] = src_b;
- src_scan[1] = src_g;
- src_scan[2] = src_r;
- dest_scan_o[0] = dest_scan[2];
- dest_scan_o[1] = dest_scan[1];
- dest_scan_o[2] = dest_scan[0];
- _RGB_Blend(blend_type, src_scan, dest_scan_o, blended_colors);
- dest_scan[2] =
- FXDIB_ALPHA_MERGE(dest_scan[2], blended_colors[0], src_alpha);
- dest_scan[1] =
- FXDIB_ALPHA_MERGE(dest_scan[1], blended_colors[1], src_alpha);
- dest_scan[0] =
- FXDIB_ALPHA_MERGE(dest_scan[0], blended_colors[2], src_alpha);
- } else if (blend_type) {
- int back_color = FX_GAMMA(dest_scan[2]);
- int blended = _BLEND(blend_type, back_color, src_b);
- dest_scan[2] =
- FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- back_color = FX_GAMMA(dest_scan[1]);
- blended = _BLEND(blend_type, back_color, src_g);
- dest_scan[1] =
- FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- back_color = FX_GAMMA(dest_scan[0]);
- blended = _BLEND(blend_type, back_color, src_r);
- dest_scan[0] =
- FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(back_color, blended, src_alpha));
- } else {
- dest_scan[2] = FX_GAMMA_INVERSE(
- FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), src_b, src_alpha));
- dest_scan[1] = FX_GAMMA_INVERSE(
- FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), src_g, src_alpha));
- dest_scan[0] = FX_GAMMA_INVERSE(
- FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), src_r, src_alpha));
- }
- dest_scan += Bpp;
- }
-}
-inline FX_BOOL _ScanlineCompositor_InitSourceMask(FXDIB_Format dest_format,
- int alpha_flag,
- FX_DWORD mask_color,
- int& mask_alpha,
- int& mask_red,
- int& mask_green,
- int& mask_blue,
- int& mask_black,
- void* icc_module,
- void* pIccTransform) {
- ICodec_IccModule* pIccModule = (ICodec_IccModule*)icc_module;
- if (alpha_flag >> 8) {
- mask_alpha = alpha_flag & 0xff;
- mask_red = FXSYS_GetCValue(mask_color);
- mask_green = FXSYS_GetMValue(mask_color);
- mask_blue = FXSYS_GetYValue(mask_color);
- mask_black = FXSYS_GetKValue(mask_color);
- } else {
- mask_alpha = FXARGB_A(mask_color);
- mask_red = FXARGB_R(mask_color);
- mask_green = FXARGB_G(mask_color);
- mask_blue = FXARGB_B(mask_color);
- }
- if (dest_format == FXDIB_8bppMask) {
- return TRUE;
- }
- if ((dest_format & 0xff) == 8) {
- if (pIccTransform) {
- mask_color = (alpha_flag >> 8) ? FXCMYK_TODIB(mask_color)
- : FXARGB_TODIB(mask_color);
- 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;
-}
-inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format,
- FXDIB_Format dest_format,
- FX_DWORD*& pDestPalette,
- FX_DWORD* pSrcPalette,
- void* icc_module,
- void* pIccTransform) {
- ICodec_IccModule* pIccModule = (ICodec_IccModule*)icc_module;
- FX_BOOL isSrcCmyk = !!(src_format & 0x0400);
- FX_BOOL isDstCmyk = !!(dest_format & 0x0400);
- pDestPalette = NULL;
- 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 = (FX_DWORD*)gray_pal;
- for (int i = 0; i < pal_count; i++) {
- FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i])
- : FXARGB_TODIB(pSrcPalette[i]);
- pIccModule->TranslateScanline(pIccTransform, gray_pal,
- (const uint8_t*)&color, 1);
- gray_pal++;
- }
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(FX_DWORD, palsize);
- for (int i = 0; i < palsize; i++) {
- FX_DWORD 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 = (FX_DWORD*)gray_pal;
- } else {
- pDestPalette = FX_Alloc(FX_DWORD, 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 = (FX_DWORD*)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(FX_DWORD, palsize);
- if (isDstCmyk == isSrcCmyk) {
- FXSYS_memcpy(pDestPalette, pSrcPalette, palsize * sizeof(FX_DWORD));
- } 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 = (FX_DWORD*)gray_pal;
- } else {
- int palsize = 1 << (src_format & 0xff);
- pDestPalette = FX_Alloc(FX_DWORD, 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);
- }
- }
- }
- }
- }
-}
-CFX_ScanlineCompositor::CFX_ScanlineCompositor() {
- m_pSrcPalette = NULL;
- m_pCacheScanline = NULL;
- m_CacheSize = 0;
- m_bRgbByteOrder = FALSE;
- m_BlendType = FXDIB_BLEND_NORMAL;
-}
-CFX_ScanlineCompositor::~CFX_ScanlineCompositor() {
- FX_Free(m_pSrcPalette);
- FX_Free(m_pCacheScanline);
-}
-FX_BOOL CFX_ScanlineCompositor::Init(FXDIB_Format dest_format,
- FXDIB_Format src_format,
- int32_t width,
- FX_DWORD* pSrcPalette,
- FX_DWORD mask_color,
- int blend_type,
- FX_BOOL bClip,
- FX_BOOL bRgbByteOrder,
- int alpha_flag,
- void* pIccTransform) {
- m_SrcFormat = src_format;
- m_DestFormat = dest_format;
- m_BlendType = blend_type;
- m_bRgbByteOrder = bRgbByteOrder;
- ICodec_IccModule* pIccModule = NULL;
- if (CFX_GEModule::Get()->GetCodecModule()) {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (!pIccModule) {
- pIccTransform = NULL;
- }
- m_pIccTransform = pIccTransform;
- if ((dest_format & 0xff) == 1) {
- return FALSE;
- }
- if (m_SrcFormat == FXDIB_1bppMask || m_SrcFormat == FXDIB_8bppMask) {
- return _ScanlineCompositor_InitSourceMask(
- dest_format, alpha_flag, mask_color, m_MaskAlpha, m_MaskRed,
- m_MaskGreen, m_MaskBlue, m_MaskBlack, pIccModule, pIccTransform);
- }
- if (!pIccTransform && (~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_Argb2Mask(dest_scan, src_scan, width, clip_scan);
- } else {
- _CompositeRow_Rgba2Mask(dest_scan, src_extra_alpha, width, clip_scan);
- }
- } else {
- _CompositeRow_Rgb2Mask(dest_scan, src_scan, width, clip_scan);
- }
- } else if ((m_DestFormat & 0xff) == 8) {
- if (m_DestFormat & 0x0400) {
- for (int i = 0; i < width; i++) {
- *dest_scan = ~*dest_scan;
- dest_scan++;
- }
- }
- if (m_SrcFormat & 0x0200) {
- if (m_DestFormat & 0x0200) {
- _CompositeRow_Argb2Graya(dest_scan, src_scan, width, m_BlendType,
- clip_scan, src_extra_alpha, dst_extra_alpha,
- m_pIccTransform);
- } else {
- _CompositeRow_Argb2Gray(dest_scan, src_scan, width, m_BlendType,
- clip_scan, src_extra_alpha, m_pIccTransform);
- }
- } else {
- if (m_DestFormat & 0x0200) {
- _CompositeRow_Rgb2Graya(dest_scan, src_scan, src_Bpp, width,
- m_BlendType, clip_scan, dst_extra_alpha,
- m_pIccTransform);
- } else {
- _CompositeRow_Rgb2Gray(dest_scan, src_scan, src_Bpp, width, m_BlendType,
- clip_scan, m_pIccTransform);
- }
- }
- if (m_DestFormat & 0x0400) {
- for (int i = 0; i < width; i++) {
- *dest_scan = ~*dest_scan;
- dest_scan++;
- }
- }
- } else {
- 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);
- }
-}
-
-FX_BOOL CFX_DIBitmap::CompositeBitmap(int dest_left,
- int dest_top,
- int width,
- int height,
- const CFX_DIBSource* pSrcBitmap,
- int src_left,
- int src_top,
- int blend_type,
- const CFX_ClipRgn* pClipRgn,
- FX_BOOL bRgbByteOrder,
- void* pIccTransform) {
- if (!m_pBuffer) {
- return FALSE;
- }
- ASSERT(!pSrcBitmap->IsAlphaMask());
- ASSERT(m_bpp >= 8);
- if (pSrcBitmap->IsAlphaMask() || m_bpp < 8) {
- return FALSE;
- }
- GetOverlapRect(dest_left, dest_top, width, height, pSrcBitmap->GetWidth(),
- pSrcBitmap->GetHeight(), src_left, src_top, pClipRgn);
- if (width == 0 || height == 0) {
- return TRUE;
- }
- const CFX_DIBitmap* pClipMask = NULL;
- FX_RECT clip_box;
- if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) {
- ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF);
- pClipMask = pClipRgn->GetMask();
- clip_box = pClipRgn->GetBox();
- }
- CFX_ScanlineCompositor compositor;
- if (!compositor.Init(GetFormat(), pSrcBitmap->GetFormat(), width,
- pSrcBitmap->GetPalette(), 0, blend_type,
- pClipMask != NULL, bRgbByteOrder, 0, pIccTransform)) {
- return FALSE;
- }
- int dest_Bpp = m_bpp / 8;
- int src_Bpp = pSrcBitmap->GetBPP() / 8;
- FX_BOOL bRgb = src_Bpp > 1 && !pSrcBitmap->IsCmykImage();
- CFX_DIBitmap* pSrcAlphaMask = pSrcBitmap->m_pAlphaMask;
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan =
- m_pBuffer + (dest_top + row) * m_Pitch + dest_left * dest_Bpp;
- const uint8_t* src_scan =
- pSrcBitmap->GetScanline(src_top + row) + src_left * src_Bpp;
- const uint8_t* src_scan_extra_alpha =
- pSrcAlphaMask ? pSrcAlphaMask->GetScanline(src_top + row) + src_left
- : NULL;
- uint8_t* dst_scan_extra_alpha =
- m_pAlphaMask
- ? (uint8_t*)m_pAlphaMask->GetScanline(dest_top + row) + dest_left
- : NULL;
- const uint8_t* clip_scan = NULL;
- if (pClipMask) {
- clip_scan = pClipMask->m_pBuffer +
- (dest_top + row - clip_box.top) * pClipMask->m_Pitch +
- (dest_left - clip_box.left);
- }
- if (bRgb) {
- compositor.CompositeRgbBitmapLine(dest_scan, src_scan, width, clip_scan,
- src_scan_extra_alpha,
- dst_scan_extra_alpha);
- } else {
- compositor.CompositePalBitmapLine(dest_scan, src_scan, src_left, width,
- clip_scan, src_scan_extra_alpha,
- dst_scan_extra_alpha);
- }
- }
- return TRUE;
-}
-FX_BOOL CFX_DIBitmap::CompositeMask(int dest_left,
- int dest_top,
- int width,
- int height,
- const CFX_DIBSource* pMask,
- FX_DWORD color,
- int src_left,
- int src_top,
- int blend_type,
- const CFX_ClipRgn* pClipRgn,
- FX_BOOL bRgbByteOrder,
- int alpha_flag,
- void* pIccTransform) {
- if (!m_pBuffer) {
- return FALSE;
- }
- ASSERT(pMask->IsAlphaMask());
- ASSERT(m_bpp >= 8);
- if (!pMask->IsAlphaMask() || m_bpp < 8) {
- return FALSE;
- }
- GetOverlapRect(dest_left, dest_top, width, height, pMask->GetWidth(),
- pMask->GetHeight(), src_left, src_top, pClipRgn);
- if (width == 0 || height == 0) {
- return TRUE;
- }
- int src_alpha =
- (uint8_t)(alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color);
- if (src_alpha == 0) {
- return TRUE;
- }
- const CFX_DIBitmap* pClipMask = NULL;
- FX_RECT clip_box;
- if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) {
- ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF);
- pClipMask = pClipRgn->GetMask();
- clip_box = pClipRgn->GetBox();
- }
- int src_bpp = pMask->GetBPP();
- int Bpp = GetBPP() / 8;
- CFX_ScanlineCompositor compositor;
- if (!compositor.Init(GetFormat(), pMask->GetFormat(), width, NULL, color,
- blend_type, pClipMask != NULL, bRgbByteOrder, alpha_flag,
- pIccTransform)) {
- return FALSE;
- }
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan =
- m_pBuffer + (dest_top + row) * m_Pitch + dest_left * Bpp;
- const uint8_t* src_scan = pMask->GetScanline(src_top + row);
- uint8_t* dst_scan_extra_alpha =
- m_pAlphaMask
- ? (uint8_t*)m_pAlphaMask->GetScanline(dest_top + row) + dest_left
- : NULL;
- const uint8_t* clip_scan = NULL;
- if (pClipMask) {
- clip_scan = pClipMask->m_pBuffer +
- (dest_top + row - clip_box.top) * pClipMask->m_Pitch +
- (dest_left - clip_box.left);
- }
- if (src_bpp == 1) {
- compositor.CompositeBitMaskLine(dest_scan, src_scan, src_left, width,
- clip_scan, dst_scan_extra_alpha);
- } else {
- compositor.CompositeByteMaskLine(dest_scan, src_scan + src_left, width,
- clip_scan, dst_scan_extra_alpha);
- }
- }
- return TRUE;
-}
-FX_BOOL CFX_DIBitmap::CompositeRect(int left,
- int top,
- int width,
- int height,
- FX_DWORD color,
- int alpha_flag,
- void* pIccTransform) {
- if (!m_pBuffer) {
- return FALSE;
- }
- int src_alpha = (alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color);
- if (src_alpha == 0) {
- return TRUE;
- }
- FX_RECT rect(left, top, left + width, top + height);
- rect.Intersect(0, 0, m_Width, m_Height);
- if (rect.IsEmpty()) {
- return TRUE;
- }
- width = rect.Width();
- FX_DWORD dst_color;
- if (alpha_flag >> 8) {
- dst_color = FXCMYK_TODIB(color);
- } else {
- dst_color = FXARGB_TODIB(color);
- }
- uint8_t* color_p = (uint8_t*)&dst_color;
- if (m_bpp == 8) {
- uint8_t gray = 255;
- if (!IsAlphaMask()) {
- if (pIccTransform && CFX_GEModule::Get()->GetCodecModule() &&
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) {
- ICodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- pIccModule->TranslateScanline(pIccTransform, &gray, color_p, 1);
- } else {
- if (alpha_flag >> 8) {
- uint8_t r, g, b;
- AdobeCMYK_to_sRGB1(color_p[0], color_p[1], color_p[2], color_p[3], r,
- g, b);
- gray = FXRGB2GRAY(r, g, b);
- } else {
- gray = (uint8_t)FXRGB2GRAY((int)color_p[2], color_p[1], color_p[0]);
- }
- }
- if (IsCmykImage()) {
- gray = ~gray;
- }
- }
- for (int row = rect.top; row < rect.bottom; row++) {
- uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left;
- if (src_alpha == 255) {
- FXSYS_memset(dest_scan, gray, width);
- } else {
- for (int col = 0; col < width; col++) {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
- dest_scan++;
- }
- }
- }
- return TRUE;
- }
- if (m_bpp == 1) {
- ASSERT(!IsCmykImage() && (uint8_t)(alpha_flag >> 8) == 0);
- int left_shift = rect.left % 8;
- int right_shift = rect.right % 8;
- int width = rect.right / 8 - rect.left / 8;
- int index = 0;
- if (m_pPalette) {
- for (int i = 0; i < 2; i++) {
- if (m_pPalette[i] == color) {
- index = i;
- }
- }
- } else {
- index = ((uint8_t)color == 0xff) ? 1 : 0;
- }
- for (int row = rect.top; row < rect.bottom; row++) {
- uint8_t* dest_scan_top = (uint8_t*)GetScanline(row) + rect.left / 8;
- uint8_t* dest_scan_top_r = (uint8_t*)GetScanline(row) + rect.right / 8;
- uint8_t left_flag = *dest_scan_top & (255 << (8 - left_shift));
- uint8_t right_flag = *dest_scan_top_r & (255 >> right_shift);
- if (width) {
- FXSYS_memset(dest_scan_top + 1, index ? 255 : 0, width - 1);
- if (!index) {
- *dest_scan_top &= left_flag;
- *dest_scan_top_r &= right_flag;
- } else {
- *dest_scan_top |= ~left_flag;
- *dest_scan_top_r |= ~right_flag;
- }
- } else {
- if (!index) {
- *dest_scan_top &= left_flag | right_flag;
- } else {
- *dest_scan_top |= ~(left_flag | right_flag);
- }
- }
- }
- return TRUE;
- }
- ASSERT(m_bpp >= 24);
- if (m_bpp < 24) {
- return FALSE;
- }
- if (pIccTransform && CFX_GEModule::Get()->GetCodecModule()) {
- ICodec_IccModule* pIccModule =
- CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- pIccModule->TranslateScanline(pIccTransform, color_p, color_p, 1);
- } else {
- if (alpha_flag >> 8 && !IsCmykImage()) {
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color),
- FXSYS_GetYValue(color), FXSYS_GetKValue(color),
- color_p[2], color_p[1], color_p[0]);
- } else if (!(alpha_flag >> 8) && IsCmykImage()) {
- return FALSE;
- }
- }
- if (!IsCmykImage()) {
- color_p[3] = (uint8_t)src_alpha;
- }
- int Bpp = m_bpp / 8;
- FX_BOOL bAlpha = HasAlpha();
- bool bArgb = GetFormat() == FXDIB_Argb;
- if (src_alpha == 255) {
- for (int row = rect.top; row < rect.bottom; row++) {
- uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp;
- uint8_t* dest_scan_alpha =
- m_pAlphaMask ? (uint8_t*)m_pAlphaMask->GetScanline(row) + rect.left
- : NULL;
- if (dest_scan_alpha) {
- FXSYS_memset(dest_scan_alpha, 0xff, width);
- }
- if (Bpp == 4) {
- FX_DWORD* scan = (FX_DWORD*)dest_scan;
- for (int col = 0; col < width; col++) {
- *scan++ = dst_color;
- }
- } else {
- for (int col = 0; col < width; col++) {
- *dest_scan++ = color_p[0];
- *dest_scan++ = color_p[1];
- *dest_scan++ = color_p[2];
- }
- }
- }
- return TRUE;
- }
- for (int row = rect.top; row < rect.bottom; row++) {
- uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp;
- if (bAlpha) {
- if (bArgb) {
- for (int col = 0; col < width; col++) {
- uint8_t back_alpha = dest_scan[3];
- if (back_alpha == 0) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, color_p[2],
- color_p[1], color_p[0]));
- dest_scan += 4;
- continue;
- }
- uint8_t dest_alpha =
- back_alpha + src_alpha - back_alpha * src_alpha / 255;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[0], alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[1], alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[2], alpha_ratio);
- dest_scan++;
- *dest_scan++ = dest_alpha;
- }
- } else {
- uint8_t* dest_scan_alpha =
- (uint8_t*)m_pAlphaMask->GetScanline(row) + rect.left;
- for (int col = 0; col < width; col++) {
- uint8_t back_alpha = *dest_scan_alpha;
- if (back_alpha == 0) {
- *dest_scan_alpha++ = src_alpha;
- FXSYS_memcpy(dest_scan, color_p, Bpp);
- dest_scan += Bpp;
- continue;
- }
- uint8_t dest_alpha =
- back_alpha + src_alpha - back_alpha * src_alpha / 255;
- *dest_scan_alpha++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- for (int comps = 0; comps < Bpp; comps++) {
- *dest_scan =
- FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], alpha_ratio);
- dest_scan++;
- }
- }
- }
- } else {
- for (int col = 0; col < width; col++) {
- for (int comps = 0; comps < Bpp; comps++) {
- if (comps == 3) {
- *dest_scan++ = 255;
- continue;
- }
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], src_alpha);
- dest_scan++;
- }
- }
- }
- }
- return TRUE;
-}
-CFX_BitmapComposer::CFX_BitmapComposer() {
- m_pScanlineV = NULL;
- m_pScanlineAlphaV = NULL;
- m_pClipScanV = NULL;
- m_pAddClipScan = NULL;
- m_bRgbByteOrder = FALSE;
- m_BlendType = FXDIB_BLEND_NORMAL;
-}
-CFX_BitmapComposer::~CFX_BitmapComposer() {
- FX_Free(m_pScanlineV);
- FX_Free(m_pScanlineAlphaV);
- FX_Free(m_pClipScanV);
- FX_Free(m_pAddClipScan);
-}
-void CFX_BitmapComposer::Compose(CFX_DIBitmap* pDest,
- const CFX_ClipRgn* pClipRgn,
- int bitmap_alpha,
- FX_DWORD mask_color,
- FX_RECT& dest_rect,
- FX_BOOL bVertical,
- FX_BOOL bFlipX,
- FX_BOOL bFlipY,
- FX_BOOL bRgbByteOrder,
- int alpha_flag,
- void* pIccTransform,
- int blend_type) {
- m_pBitmap = pDest;
- m_pClipRgn = pClipRgn;
- m_DestLeft = dest_rect.left;
- m_DestTop = dest_rect.top;
- m_DestWidth = dest_rect.Width();
- m_DestHeight = dest_rect.Height();
- m_BitmapAlpha = bitmap_alpha;
- m_MaskColor = mask_color;
- m_pClipMask = NULL;
- if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) {
- m_pClipMask = pClipRgn->GetMask();
- }
- m_bVertical = bVertical;
- m_bFlipX = bFlipX;
- m_bFlipY = bFlipY;
- m_AlphaFlag = alpha_flag;
- m_pIccTransform = pIccTransform;
- m_bRgbByteOrder = bRgbByteOrder;
- m_BlendType = blend_type;
-}
-FX_BOOL CFX_BitmapComposer::SetInfo(int width,
- int height,
- FXDIB_Format src_format,
- FX_DWORD* pSrcPalette) {
- m_SrcFormat = src_format;
- if (!m_Compositor.Init(m_pBitmap->GetFormat(), src_format, width, pSrcPalette,
- m_MaskColor, FXDIB_BLEND_NORMAL,
- m_pClipMask != NULL || (m_BitmapAlpha < 255),
- m_bRgbByteOrder, m_AlphaFlag, m_pIccTransform)) {
- return FALSE;
- }
- if (m_bVertical) {
- m_pScanlineV = FX_Alloc(uint8_t, m_pBitmap->GetBPP() / 8 * width + 4);
- m_pClipScanV = FX_Alloc(uint8_t, m_pBitmap->GetHeight());
- if (m_pBitmap->m_pAlphaMask) {
- m_pScanlineAlphaV = FX_Alloc(uint8_t, width + 4);
- }
- }
- if (m_BitmapAlpha < 255) {
- m_pAddClipScan = FX_Alloc(
- uint8_t, m_bVertical ? m_pBitmap->GetHeight() : m_pBitmap->GetWidth());
- }
- return TRUE;
-}
-void CFX_BitmapComposer::DoCompose(uint8_t* dest_scan,
- const uint8_t* src_scan,
- int dest_width,
- const uint8_t* clip_scan,
- const uint8_t* src_extra_alpha,
- uint8_t* dst_extra_alpha) {
- if (m_BitmapAlpha < 255) {
- if (clip_scan) {
- for (int i = 0; i < dest_width; i++) {
- m_pAddClipScan[i] = clip_scan[i] * m_BitmapAlpha / 255;
- }
- } else {
- FXSYS_memset(m_pAddClipScan, m_BitmapAlpha, dest_width);
- }
- clip_scan = m_pAddClipScan;
- }
- if (m_SrcFormat == FXDIB_8bppMask) {
- m_Compositor.CompositeByteMaskLine(dest_scan, src_scan, dest_width,
- clip_scan, dst_extra_alpha);
- } else if ((m_SrcFormat & 0xff) == 8) {
- m_Compositor.CompositePalBitmapLine(dest_scan, src_scan, 0, dest_width,
- clip_scan, src_extra_alpha,
- dst_extra_alpha);
- } else {
- m_Compositor.CompositeRgbBitmapLine(dest_scan, src_scan, dest_width,
- clip_scan, src_extra_alpha,
- dst_extra_alpha);
- }
-}
-void CFX_BitmapComposer::ComposeScanline(int line,
- const uint8_t* scanline,
- const uint8_t* scan_extra_alpha) {
- if (m_bVertical) {
- ComposeScanlineV(line, scanline, scan_extra_alpha);
- return;
- }
- const uint8_t* clip_scan = NULL;
- if (m_pClipMask)
- clip_scan = m_pClipMask->GetBuffer() +
- (m_DestTop + line - m_pClipRgn->GetBox().top) *
- m_pClipMask->GetPitch() +
- (m_DestLeft - m_pClipRgn->GetBox().left);
- uint8_t* dest_scan = (uint8_t*)m_pBitmap->GetScanline(line + m_DestTop) +
- m_DestLeft * m_pBitmap->GetBPP() / 8;
- uint8_t* dest_alpha_scan =
- m_pBitmap->m_pAlphaMask
- ? (uint8_t*)m_pBitmap->m_pAlphaMask->GetScanline(line + m_DestTop) +
- m_DestLeft
- : NULL;
- DoCompose(dest_scan, scanline, m_DestWidth, clip_scan, scan_extra_alpha,
- dest_alpha_scan);
-}
-void CFX_BitmapComposer::ComposeScanlineV(int line,
- const uint8_t* scanline,
- const uint8_t* scan_extra_alpha) {
- int i;
- int Bpp = m_pBitmap->GetBPP() / 8;
- int dest_pitch = m_pBitmap->GetPitch();
- int dest_alpha_pitch =
- m_pBitmap->m_pAlphaMask ? m_pBitmap->m_pAlphaMask->GetPitch() : 0;
- int dest_x = m_DestLeft + (m_bFlipX ? (m_DestWidth - line - 1) : line);
- uint8_t* dest_buf =
- m_pBitmap->GetBuffer() + dest_x * Bpp + m_DestTop * dest_pitch;
- uint8_t* dest_alpha_buf = m_pBitmap->m_pAlphaMask
- ? m_pBitmap->m_pAlphaMask->GetBuffer() +
- dest_x + m_DestTop * dest_alpha_pitch
- : NULL;
- if (m_bFlipY) {
- dest_buf += dest_pitch * (m_DestHeight - 1);
- dest_alpha_buf += dest_alpha_pitch * (m_DestHeight - 1);
- }
- int y_step = dest_pitch;
- int y_alpha_step = dest_alpha_pitch;
- if (m_bFlipY) {
- y_step = -y_step;
- y_alpha_step = -y_alpha_step;
- }
- uint8_t* src_scan = m_pScanlineV;
- uint8_t* dest_scan = dest_buf;
- for (i = 0; i < m_DestHeight; i++) {
- for (int j = 0; j < Bpp; j++) {
- *src_scan++ = dest_scan[j];
- }
- dest_scan += y_step;
- }
- uint8_t* src_alpha_scan = m_pScanlineAlphaV;
- uint8_t* dest_alpha_scan = dest_alpha_buf;
- if (dest_alpha_scan) {
- for (i = 0; i < m_DestHeight; i++) {
- *src_alpha_scan++ = *dest_alpha_scan;
- dest_alpha_scan += y_alpha_step;
- }
- }
- uint8_t* clip_scan = NULL;
- if (m_pClipMask) {
- clip_scan = m_pClipScanV;
- int clip_pitch = m_pClipMask->GetPitch();
- const uint8_t* src_clip =
- m_pClipMask->GetBuffer() +
- (m_DestTop - m_pClipRgn->GetBox().top) * clip_pitch +
- (dest_x - m_pClipRgn->GetBox().left);
- if (m_bFlipY) {
- src_clip += clip_pitch * (m_DestHeight - 1);
- clip_pitch = -clip_pitch;
- }
- for (i = 0; i < m_DestHeight; i++) {
- clip_scan[i] = *src_clip;
- src_clip += clip_pitch;
- }
- }
- DoCompose(m_pScanlineV, scanline, m_DestHeight, clip_scan, scan_extra_alpha,
- m_pScanlineAlphaV);
- src_scan = m_pScanlineV;
- dest_scan = dest_buf;
- for (i = 0; i < m_DestHeight; i++) {
- for (int j = 0; j < Bpp; j++) {
- dest_scan[j] = *src_scan++;
- }
- dest_scan += y_step;
- }
- src_alpha_scan = m_pScanlineAlphaV;
- dest_alpha_scan = dest_alpha_buf;
- if (dest_alpha_scan) {
- for (i = 0; i < m_DestHeight; i++) {
- *dest_alpha_scan = *src_alpha_scan++;
- dest_alpha_scan += y_alpha_step;
- }
- }
-}
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