v0.5.0

Changed

• Include SEI NAL units in AVC output
• Renamed asset files to include codec suffix (video_*_avc.mp4, audio_*_aac.mp4)
• Renamed utils/videogen to utils/contentgen
• Audio generation moved to shell scripts (gen_audio_monotonic.sh, gen_audio_scale.sh)
• Improved audio levels for monotonic and scale content (0.5s beeps with fadeout)
• Default track selection in mlmsub now prefers AVC video and AAC audio (lowest bitrate)
• Catalog aligned with [MSF/CMSF draft-00][msf-00]

Added

• HEVC support including converted test content
• Time-aligned subtitle tracks in stpp and wvtt format
  • Listed in catalog and generated by mlmpub
  • Can be parsed and written to file by mlmsub
• -catalogout option in mlmsub to write received catalog JSON to file
  • Supports appending multiple catalog updates to the same file
• Opus audio codec support (CMAF packaging)
  • Bundled Opus test content in assets/test10s
• AC-3 and E-AC-3 (EC-3) audio codec support

Fixed

• Track selection bug where multiple tracks matching substring caused duplicate init segments

v0.4.0

Changed

• Upgraded to MoQ Transport [draft-14][moqt-d14] via [Eyevinn/moqtransport][moqtransport-eyevinn] fork
• Updated handler pattern to use separate SubscribeHandler for subscription handling
• Session creation now uses struct initialization with session.Run(conn)
• Dependencies now use published Eyevinn fork instead of local path

Fixed

• RequestID setting in mlmsub (#19)
• MaxRequestID from server in mlmsub

v0.3.0

Changed

• Catalog is now based on Github [catalog] of Feb. 28 2025
• Now follows [draft-11 of MoQ Transport][moqt-d11] via [moqtransport][moqtransport] update
• mlmsub now autodetects webtransport from -addr argument starting with https://

Added

• Configuration options for audiobatch and videobatch to control how many frames should be sent in every MoQ object/CMAF chunk
• systemd service script and helpers for mlmpub
• fingerprint endpoint of mlmpub to be used with WebTransport browser clients like [warp-player[wp]
• Certificate validation and auto-generation for WebTransport-compatible certificates (ECDSA, 14-day validity)

v0.2.0

Added

• utils/videogen to generated test content
• WARP catalog generation and parsing
• wall-clock-synchronized media soursce
• multiplexing received video and audio for direct playback via ffplay
• audio track with monotonic beeps and other track with scale sequence beeps
• track selection based on name substring
• loglevel in mlmsub

Changed

• configurable qlog destination
• application log to stderr

Deleted

• The clock namespace and code

v0.1.0

Basic project setup.

Includes project boilerplate including two apps which just publish and subscribe to a date track

• cmd/mlmpub is the server and publisher
• cmd/mlmsub is the client and subscriber