v0.4.1

Since v0.3.6:

• Bump the version of libwebp2 in deps.sh.
• Support reading 16-bit images.
• Support encoding 16-bit images with JPEG XL. Encode 16-bit images as twice as wide 8-bit images with other codecs.

v0.3.6

Since v0.3.5:

• Disable thread-unsafe CCSO tool in AVM.

v0.3.5

Since v0.3.1:

• Add AVM support for AVIF.
• Add "HEIF low-overhead image file format" support for AVIF.
• Bump the version of libavif in deps.sh.
• Use AVIF_ENABLE_EXPERIMENTAL_YCGCO_R=ON in deps.sh and use AVIF_MATRIX_COEFFICIENTS_YCGCO_RE in codec_avif for lossless encoding.
• Fix ccgen --qualities min:max.

v0.3.1

Since v0.3.0:

• Bump the version of libavif in deps.sh.
• Bump the version of libjxl in deps.sh.

v0.3.0

Since v0.2.2:

• Add lossy animation support.
• Bump the version of libwebp2 in deps.sh.

v0.2.2

Since v0.1.4:

• Allow values of DistortionMetric::kLibjxlButteraugli greater than 99.
• Add animation support.
• Replace the libwebp2 wrapper in codec_webp by libwebp API calls to save a buffer copy.
• Use SharpYUV with the WebP codec.
• Merge identical consecutive frames when reading animations.
• Warn about and discard 0-second frames when reading animations.
• Bump the versions of the dependencies in deps.sh.

v0.1.4

Make --progress_file and --results_folder optional in ccgen.cc.
Print single result summary in ccgen.cc.

v0.1.3

Add 4:2:0 chroma subsampling support for codecs that also support lossy 4:4:4.

v0.1.1

Add JPEG codec libraries jpegli, jpegturbo, mozjpeg and sjpeg.

v0.1.0

Initial release of the Codec-Compare-Gen library and tools.