Changelog:
- Integration of rav1e encoder for faster AVIF encoding.
- Gdk-pixbuf loader now supports AVIF decoding.
- Color conversion adapts to nclx color profile.
- New parameters for heif-enc to set nclx parameters.
- Support for saving in RGB colorspace (matrix_coefficients=0) for true lossless encoding.
- Chroma 4:2:2 and 4:4:4 encoding for HEIF.
- Chroma 4:2:2 and 4:4:4 with AVIF, also with HDR.
- Monochrome AVIF encoding with AOM plugin.
- Changed AVIF bitrate control depending on quality parameter.
- Support for AVIFs with depth images.
- AVIF MIME type detection.
- Update Go API for HDR images.
- Write libheif and plugin version info to HEIF/AVIF headers.
- Fix problems with odd image resolutions and very small image sizes.
- Fix writing too much data into alpha channel images.
- Lots of bug fixes and handling of corner cases.
Depends on D9652.
Signed-off-by: Martin Reboredo <yakoyoku@gmail.com>