libvpx v1.9.0 Quacking Duck Released

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Jerome Jiang

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Jul 30, 2020, 6:56:50 PM7/30/20
to codec...@webmproject.org
Hello everyone,

libvpx v1.9.0 Quacking Duck[1] has been released.

What's new:

This release adds support for NV12, a separate library for rate control, as
well as incremental improvements.
  • Upgrading:
    • NV12 support is added to this release.
    • A new interface is added for VP9 rate control. The new library libvp9rc.a must be linked by applications.
    • Googletest is updated to v1.10.0.
    • simple_encode.cc is compiled into a new library libsimple_encode.a with CONFIG_RATE_CTRL.
  • Enhancement:
    • Various changes to improve VP9 SVC, rate control, quality and speed to real time encoding.
  • Bug fixes:
    • Fix key frame update refresh simulcast flexible svc.
    • Fix to disable_16x16part speed feature for real time encoding.
    • Fix some signed integer overflows for VP9 rate control.
    • Fix initialization of delta_q_uv.
    • Fix condition in regulate_q for cyclic refresh.
    • Various fixes to dynamic resizing for VP9 SVC.

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