Release v1.13.0 Ugly Duckling 2023-01-31 v1.13.0 "Ugly Duckling" This release includes more Neon and AVX2 optimizations, adds a new codec control to set per frame QP, upgrades GoogleTest to v1.12.1, and includes numerous bug fixes. - Upgrading: This release is ABI incompatible with the previous release. New codec control VP9E_SET_QUANTIZER_ONE_PASS to set per frame QP. GoogleTest is upgraded to v1.12.1. .clang-format is upgraded to clang-format-11. VPX_EXT_RATECTRL_ABI_VERSION was bumped due to incompatible changes to the feature of using external rate control models for vp9. - Enhancement: Numerous improvements on Neon optimizations. Numerous improvements on AVX2 optimizations. Additional ARM targets added for Visual Studio. - Bug fixes: Fix to calculating internal stats when frame dropped. Fix to segfault for external resize test in vp9. Fix to build system with replacing egrep with grep -E. Fix to a few bugs with external RTC rate control library. Fix to make SVC work with VBR. Fix to key frame setting in VP9 external RC. Fix to -Wimplicit-int (Clang 16). Fix to VP8 external RC for buffer levels. Fix to VP8 external RC for dynamic update of layers. Fix to VP9 auto level. Fix to off-by-one error of max w/h in validate_config. Fix to make SVC work for Profile 1.