ffdshow MPEG-4 Video Decoder 2008.08.15 rev2079

hankerer

FFDShow可以称得上是全能的解码、编码器。最初FFDShow只是mpeg视频解码器，不过现在他能做到的远不止于此。它能够解码的视频格式已经远远超出了mepg4的范围，包括indeo video,WMV,mpeg2等等。同时，它也提供了丰富的加工处理选项，可以锐化画面，调节画面的亮度等等。不止是视频，FFDShow现在同样可以解码音频，AC3，MP3等音频格式都可支持。并且可以外挂Winamp的DSP插件，来改善听觉效果。可以说现在的FFDShow已经是Windows平台多媒体播放的非常出色的工具了。

ffdshow is a DirectShow filter and VFW codec for many audio and video formats, such as DivX, Xvid and H.264. Over 70 bugs have been fixed, codecs have been updated, and support for a few new formats has been added in the tryouts. Vista is now supported.

Features of FFDShow MPEG-4 Video Decoder :
- various compression methods:
· MPEG 4 compatible (Xvid, DivX 4, DivX 5) using libavcodec or XviD
· Divx 3 compatible, MSMPEG4v2, MSMPEG4v1
· WMV1/7, WMV2/8
· H263, H263+, H264
· HuffYUV in YV12 colorspace
· MJPEG
· MPEG 1
· Theora (not for regular use, format isn't stabilized yet)
· MPEG 2 by using mpeg2enc code from MJPEGtools project
· all Windows Media Video 9 supported encoders with output to asf/wmv file or AVI
- all common encoding modes: constant bitrate, fixed quantizer, fixed quality, two pass encoding (depends on compressor features)
- for libavcodec and XviD detailed selection of motion estimation method
- minimum and maximum I frames interval
- minimum and maximum quantizer selection, quantizer type and trellis quantization selection for libavcodec
- adaptive quantization (aka. masking) for libavcodec and XviD, single coefficient elimination
- selectable compression of starting and ending credits
- two curve compression algorithms for second pass of two pass encoding - thanks to XviD developers
- second pass simulation: although not very precise, still helpful for tweaking advanced curve compression parameters
- ability to use libavcodec internal two pass code
- image preprocessing with ffdshow image filters (latest ffdshow version must be installed)
- graph during encoding: if your encoding program doesn't provide one
- B frames support: from one to eight consecutive B frames
- support for MPEG 4 quarterpel and GMC
- selectable interlaced encoding
- decompression

官网：http://ffdshow-tryout.sourceforge.net；http://sourceforge.net/project/showfiles.php?group_id=173941

下载 v2008.08.15 rev2079：
http://downloads.sourceforge.net/ffdshow-tryout/ffdshow_rev2079_20080815_clsid.exe?modtime=1218803027&big_mirror=0

herocn

支持硬加码？

挡泥板

非常感谢！