LAV Filters 0.01

0.50 - 2012/03/27
LAV Splitter
- Improved support for H264 Elementary Streams
- Fixed a regression with seeking in MPEG-TS files recorded by some HD-PVR devices

LAV Video
- New Worker Thread design for Decoding/Deinterlacing
- WMV9+YADIF is up to 40% faster
- Improved DXVA2 for MPEG-2 interlaced
- Improved H264 DXVA2 on AMD with certain streams
- Improved CUVID support for 4K streams on supported hardware (GT520, GTX680, other VP5 hardware)

LAV Audio
- Added support for RealAudio Lossless (RALF)

ってことで、試してみたら、ようやっとmp4のシークがまともになった感じ