Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[Unreleased]

New parameters for --horizontal-scale-mode and --vertical-scale-mode are introduced.
- 1/4
- 3/4
- 1/8
--cpu-used 9 is introduced.
--(enable|disable)-rect-tx is introduced. Enabled by default.
--(enable|disable)-diagonal-intra is introduced. Enabled by default.
--content-type (default|screen|film) is introduced.
- default: regular video content(default)
- screen: Screen capture content
- film: Film content
--(enable|disable)-tx-size-search is introduced. Enabled by default.
--delta-q-strength (int) is introduced. Takes 0 to 1000. Default is 100.
--(enable|disble)-loop-filter is introduced. Enabled by default.

libaom is upgraded to v3.3.0
libvmaf is upgrade to 441ab02a6b9df77a716f9bc1772340acd36e201b.
Remove URL from header to make image sizes smaller.
Default values of --color-primaries, --transfer-characteristics and --matrix-coefficients are now "empty".
- If those flags are not set and input PNG file does not contain a sRGB chunk, these settings are used:
  - --color-primaries 1 (sRGB/sYCC)
  - --transfer-characteristics 13 (sRGB/sYCC)
  - --matrix-coefficients 5 (sYCC)
All of --color-primaries, --transfer-characteristics and --matrix-coefficients nor none of them must be set.
--enable-full-color-range is now default, as mentioned in ISO/IEC 23000-22:2019/Amd 2:2021.
Use SingleItemTypeReferenceBox instead of SingleItemTypeReferenceBoxLarge to make images smaller.

Now we can build cavif for mac OS and debian package.
--crop-size and --crop-offset are now validated according to ISO/IEC 23000-22:2019/Amd 2:2021:
- crop size must be integers.
- the leftmost pixel must be positioned in even line if pixel format is yuv420 or yuv422.
- the topmost pixel must be positioned in even line if pixel format is yuv420.
Fix HEIF compatibility.