AV1, also developed by the Alliance for Open Media (which includes Google, Netflix, Apple, and others), offers roughly 30% better compression efficiency than VP9. While some portions of the streaming market were experimenting with AV1 in late 2022, VP9 remained the workhorse for web-based 4K HDR delivery during HOTD S01's initial run.
Often 2160p (4K) or 1080p (FHD). For 4K, libvpx-vp9 is significantly more efficient than H.264 . house of the dragon s01 libvpx
The library is a free, royalty-free software codec library from Google and the Alliance for Open Media (AOMedia). It is most commonly used to handle: AV1, also developed by the Alliance for Open
libvpx-vp9 can save 20–50% in bitrate compared to H.264 while maintaining the same visual quality . For 4K, libvpx-vp9 is significantly more efficient than H
libvpx is an open-source video codec library developed by Google. It is used for compressing and decompressing video content. In the context of House of the Dragon, libvpx is used as the video codec for the show's streaming distribution.