The code of libopus is from FFmpeg. The version is commit 945b2dcc631a891fcc8c911891fd6730a40b8248 (HEAD -> master, origin/master, origin/HEAD) Author: Andreas Rheinhardt <[email protected]> Date: Sun Nov 7 08:35:08 2021 +0100 avformat/hls_sample_encryption: Fix precedence Fixes Coverity ticket #1492869. Reviewed-by: Steven Liu <[email protected]> Signed-off-by: Andreas Rheinhardt <[email protected]> 2025.06, update codes: The version is : FFmpeg 7.1.1 "Péter" from official web: https://ffmpeg.org/download.html#releases 7.1.1 was released on 2025-03-03. It is the latest stable FFmpeg release from the 7.1 release branch, which was cut from master on 2024-09-24.