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#include "sk_tool_utils.h"
namespace sk_tool_utils {
void config8888_to_imagetypes(SkCanvas::Config8888 config, SkColorType* ct, SkAlphaType* at) {
switch (config) {
case SkCanvas::kNative_Premul_Config8888:
*ct = kPMColor_SkColorType;
*at = kPremul_SkAlphaType;
break;
case SkCanvas::kNative_Unpremul_Config8888:
*ct = kPMColor_SkColorType;
*at = kUnpremul_SkAlphaType;
break;
case SkCanvas::kBGRA_Premul_Config8888:
*ct = kBGRA_8888_SkColorType;
*at = kPremul_SkAlphaType;
break;
case SkCanvas::kBGRA_Unpremul_Config8888:
*ct = kBGRA_8888_SkColorType;
*at = kUnpremul_SkAlphaType;
break;
case SkCanvas::kRGBA_Premul_Config8888:
*ct = kRGBA_8888_SkColorType;
*at = kPremul_SkAlphaType;
break;
case SkCanvas::kRGBA_Unpremul_Config8888:
*ct = kRGBA_8888_SkColorType;
*at = kUnpremul_SkAlphaType;
break;
default:
SkASSERT(0);
}
}
void write_pixels(SkCanvas* canvas, const SkBitmap& bitmap, int x, int y,
SkColorType colorType, SkAlphaType alphaType) {
SkBitmap tmp(bitmap);
tmp.lockPixels();
SkImageInfo info = tmp.info();
info.fColorType = colorType;
info.fAlphaType = alphaType;
canvas->writePixels(info, tmp.getPixels(), tmp.rowBytes(), x, y);
}
}
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