Codecs Av01008m08 399 Opus 251 New

If you have a file that requires this codec string (e.g., for remuxing, streaming, or media info validation), correct it as follows:

. It is widely considered superior to the older AAC (m4a) format at similar bitrates. codecs av01008m08 399 opus 251 new

ffmpeg -i input.mkv -c copy -metadata:s:v:0 codec_tag=av01.0.08M.08 output_fixed.mkv If you have a file that requires this codec string (e