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load_jpg: note the valid JPEGs the Wuffs loader rejects (16-bit quantization tables, truncated/no EOI, over 16384)

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Richard Geldreich
2026-10-23 18:04:08 -04:00
co-authored by Claude Opus 5.5
parent 1fca0b9737
commit 3c8d24b275
1 changed files with 3 additions and 0 deletions
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encoder/basisu_enc.cpp
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@@ -793,6 +793,9 @@ namespace basisu
return load_png(buffer.data(), buffer.size(), img, pFilename);
}
// With the Wuffs loader, Wuffs' accept/reject is final. Known valid JPEGs it rejects (and so we can't load): 16-bit (Pq=1)
// quantization tables ("jpeg: unsupported precision"), which libjpeg writes when a quantizer exceeds 255 and jpgd/libjpeg-turbo
// decode; also truncated files / files missing the EOI marker, and images over 16384 in either dimension.
bool load_jpg(const char *pFilename, image& img)
{
#if BASISU_USE_WUFFS_LDR_LOADER