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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Help out
- Issues
- SVT-AV1: add tune=iq encoder parameter
- file_layout: add box size integer overflow checks
- AV2
- Decode into and encode from linear floating point framebuffers
- Encode image to vvc (win)
- Pass through original HEIF NCLX in HEIF transcoding
- CLLI and MCVD chunks cannot be set with C++ api
- Add JPEG 2000 support to heif-enc
- APIs for direct image item payload access
- Hardware acceleration
- Docs
- C++ not yet supported