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fix canvas:encode produces flipped images for png

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MihailRis 2026-07-18 13:14:38 +03:00
parent 8d7fab1f2f
commit 279fb92b94
1 changed files with 3 additions and 3 deletions
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6
src/coders/png.cpp
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@ -49,9 +49,9 @@ static util::Buffer<ubyte> write_to_memory(uint width, uint height, const ubyte*
png_write_info(png_ptr, info_ptr);
auto row = std::make_unique<png_byte[]>(pixsize * width);
for (uint y = 0; y < height; y++) {
for (uint x = 0; x < width; x++) {
for (uint i = 0; i < pixsize; i++) {
for (int y = height-1; y >= 0; y--) {
for (int x = 0; x < width; x++) {
for (int i = 0; i < pixsize; i++) {
row[x * pixsize + i] =
(png_byte)data[(y * width + x) * pixsize + i];
}