Eternity Libvpx

In recent benchmarks, libvpx-based encoding continues to be a quality yardstick. For instance, testing of hardware encoders like AMD's H.264 AMF shows they sometimes struggle to reach the image quality levels consistently delivered by the libvpx software encoder at low bitrates. Pro Tip for Developers

If you’ve been digging through the source code of or analyzing VP8/VP9 hardware implementations, you may have stumbled across references to "Eternity." eternity libvpx