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libmpeg 2.0 Release

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@andressbarajas andressbarajas released this 15 Feb 04:14
· 2 commits to main since this release

This release focuses on stability, compatibility, and decode-path performance improvements for Dreamcast playback.

What’s New

  • Increased video frame decoding speed by 27-32%.
  • Added proper MP2 stereo decoding while keeping mono support.
  • Fixed playback timing issues. Thanks jnMartin84.
  • Fixed playback issues with non-multiple-of-16 video dimensions and improved scaling/centering behavior.
  • Expanded practical resolution support and improved handling for widescreen/standard aspect videos.
  • Optimized hot copy paths using Dreamcast store queues in video/audio paths.
  • Added SH4-focused audio decode optimizations (including FIPR-based work). Thanks Falco Girgis.
  • Improved playback robustness (loop/reset/step flow), plus additional null checks and safety fixes.
  • Fixed leaks and cleanup issues in buffer/player lifecycle code.
  • Improved docs and encoding guidance (updated FFmpeg presets).