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Slicer release 240815.02.01

September 3rd, 2024

Changes since 240718.02.01-master slicer release:

Fixes:

  • Fix incorrect -trim PTS adjustment when slicing a VOD m3u8 source with multiple audio tracks.

  • Fix possible mis-parsing of Dolby audio.

  • Fix incorrect log level log spam introduced in 240718.02.01-master slicer release.

Enables:

  • Initial support for the new dynamic_overlay: feature.

  • Support analyzeduration:, probesize:, and no_signal_startup: with input: rtmp and input: srt.

  • Add support for pids_optional: to enable UDP liveslicer to start even if some streams are missing.

Other changes:

  • Add support for backup_* liveslicer configuration options.

  • Improve use_brokers=4 logging for timed metadata.

  • Switch to a new algorithm for static video detection.

  • Remove redundant video loss detection.

  • Pass through closed captions in input: file mode.

  • Pass through audio track name and language from VOD m3u8 source.

  • Add -libpythonpath and -libpythonversion liveslicer options.

Known issues:

  • Apple M1 slicer build (mac_arm64) does not support Dolby AC3/EC3 encoding, or Nielsen options.

Prerequisites:

  • Due to CentOS 7 reaching EOL on July 1st 2024 this slicer release was built on Ubuntu 18.04.

  • Nvidia driver 418 or later is required for HEVC 4K HDR/SDR.

  • Mac intel build: sudo xattr -d -r com.apple.quarantine uplynk_slicer_mac_64-240815.02.01-master.

  • Mac arm64 build: sudo xattr -d -r com.apple.quarantine uplynk_slicer_mac_arm64-240815.02.01-master.

As of 23020901-rc1 VOD slicer no longer requires a CPU with AVX instruction set support, and is compatible with rosetta on Apple M1.