libheif
https://github.com/strukturag/libheif
C++
libheif is a ISO/IEC 23008-12:2017 HEIF file format decoder and encoder.
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- Issues
- Add `heic-enc` option to specify output bit-depth.
- Update heif_enc.cc
- ICC profile not saved with `--cut-tiles`
- Expose SVT-AV1 parameter avif=1 in libheif for significantly lower memory usage when encoding still images
- Support Hyperspectral Imagery
- Ignore alpha in yuv2rgb and rgb2rgb if aplpha has different size or BPP
- update emscripten to 4.0.11
- Monochrome HDR
- libheif fails to read supposed 12-bit uncompressed HEIF that heif-enc just wrote
- Sticker created by iPhone is rendering as four repeated sections
- Docs
- C++ not yet supported