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v1.33.0

Vanilagy/mediabunnyv1.33.0Feb 12, 2026by Vanilagy

AI Summary

Adds AC-3 and E-AC-3 support across multiple formats and introduces a registry for custom codecs.

Key Highlights

  • Added AC-3 and E-AC-3 as recognized audio codecs
  • Added read/write support for AC-3 and E-AC-3 in ISOBMFF, Matroska, and MPEG-TS
  • Added the Mediabunny Codec Registry for custom codec specification
  • Added support for negative trim ranges in the Conversion API

New Features

  • AC-3 and E-AC-3 codec registry
  • Read/write support for AC-3/E-AC-3 in ISOBMFF, Matroska, and MPEG-TS
  • Negative trim ranges in Conversion API
  • OutputFormat.supportsTimestampedMediaData metadata

Full Release Notes

- Added AC-3 and E-AC-3 as recognized audio codecs (#275)
- Added read/write support for AC-3 and E-AC-3 to ISOBMFF, Matroska, and MPEG-TS (#275)
- Added the Mediabunny Codec Registry for formally specifying codecs that go beyond WebCodecs
- Added support for negative trim ranges in the Conversion API
- Added `OutputFormat.supportsTimestampedMediaData` metadata