21.1.1-Omega

v21.1.1 (2023-05-30)

• [AdaptiveStream] Overhaul threading (fixes some freezes/deadlocks)
• [AdaptiveTree] Massive overhaul of manifest and ttml parsers (thanks @CastagnaIT !)
• [Widevine] Remove multi-subsample decrypting, use only 1 session where possible
• Improved debug logging and add option to save manifest files
• [AdaptiveTree] fix possible deadlocking
• Several code cleanups
• [ADTS] fix missing audio for some streams
• Add Live Delay property to force distance between live edge
• [webm] Parse audio track extradata (fixes audio)
• [MP4] Fix memory leak
• [DASH] Don't start update thread for temp update tree