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Tested it on my systems and there no longer are any slowdowns when playing MKV files. No entries inside the logs either. Good work!

Which would explain why I only have issues with MKV files. All other files play fine without any issues even without limiting the threads.

Ah, thank you for bringing it up. After I disabled hardware accelerated decoding the video plays smoothly when limited to 4 threads.

Can you try to force threads to 4? Sure. No noticable changes for me though: main debug: processing request item: OnceT.mkv, node: Playlist, skip: 0 main debug: resyncing on OnceT.mkv main debug: OnceT.mkv is at 1 main debug: starting playback of the new playlist item main debug: creating new input...

First the bug you mentionned is fixed after RC1. Then, can you try: http://www.jbkempf.com/~jb/vlc-2.0.0-win32.exe and check that the issue is still present and then use http://people.videolan.org/~jb/libvlccore.dll with it? I tried it. It kinda improves playback. While previously the picture would...