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Merge pull request #86 from chocolate42/conv-channels

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Force rarer PNG encodings to be read by qoiconv as RGBA
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Dominic Szablewski 2021-12-14 19:19:41 +01:00 committed by GitHub
commit 296f0ef840
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1 changed files with 11 additions and 1 deletions
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12
qoiconv.c
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@ -58,7 +58,17 @@ int main(int argc, char **argv) {
void *pixels = NULL; void *pixels = NULL;
int w, h, channels; int w, h, channels;
if (STR_ENDS_WITH(argv[1], ".png")) { if (STR_ENDS_WITH(argv[1], ".png")) {
pixels = (void *)stbi_load(argv[1], &w, &h, &channels, 0); if(!stbi_info(argv[1], &w, &h, &channels)) {
printf("Couldn't read header %s\n", argv[1]);
exit(1);
}
if(channels < 3) {// Force all odd encodings to be RGBA
channels = 4;
pixels = (void *)stbi_load(argv[1], &w, &h, NULL, 4);
}
else {
pixels = (void *)stbi_load(argv[1], &w, &h, &channels, 0);
}
} }
else if (STR_ENDS_WITH(argv[1], ".qoi")) { else if (STR_ENDS_WITH(argv[1], ".qoi")) {
qoi_desc desc; qoi_desc desc;