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png_loader(static): Fix the colorspace of an image with an alpha channel

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Set colorspace to ABGR when colortype of lodepng is LCT_RGBA.
Since an image without an alpha channel becomes an ARGB colorspace with LCT_RGB,
it is the same as the default colorspace.
This commit is contained in:
JunsuChoi 2023-02-10 10:50:16 +09:00 • committed by Hermet Park
parent 507b11829c
commit 02613feac3
1 changed files with 2 additions and 0 deletions
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2
src/loaders/png/tvgPngLoader.cpp
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@ -213,5 +213,7 @@ void PngLoader::run(unsigned tid)
lodepng_decode(&image, &width, &height, &state, data, size); lodepng_decode(&image, &width, &height, &state, data, size);
if (state.info_png.color.colortype == LCT_RGBA) colorSpace = SwCanvas::ABGR8888;
_premultiply((uint32_t*)(image), width, height); _premultiply((uint32_t*)(image), width, height);
} }