#EXTM3U #EXT-X-STREAM-INF:CODECS="av01008m08,opus",BANDWIDTH=2200000 stream_399_new.m3u8
If this string is from your manifest:
Key parameters:
<Codec>av01.0.08M.08</Codec> <!-- Bitrate 399000 bps, audio opus itag 251 --> codecs av01008m08 399 opus 251 new
The string refers to a high-efficiency combination of video and audio streams commonly found in YouTube's "Stats for Nerds" . This specific pairing indicates the use of the AV1 video codec alongside the Opus audio codec, both of which are modern standards designed to provide high quality at lower bitrates . Video Stream: av01.0.08M.08 (399) !-- Bitrate 399000 bps
: Specifies a bit depth of 8-bit, which is standard for most digital video today. audio opus itag 251 -->