这只是编 解码器 ，不能直接播放文件，但播放器可以使用它来工作。这个 是的支持所有格式的编码和解码，超好的东东。
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.

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。本版是 ffdshow 64位

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。

changelog：
various h.264 and mpeg-2 seeking issues fixed
several memory leak fixes
subtitle fixes:
don“t show closed caption if "subtitles" is not checked
non-dvd subtitles: check if "subtitles" is checked before showing subtitles
setting "maintain outside text inside screen" was not always applied correctly
subtitle file could not be disabled during dvd playback
duration of ssa move tags was randomly applied
various fixes to alignment, line spacing, movement and positioning of ass, ssa and srt subtitles
several crash fixes
fixes in the audio mixer and lfe crossover filter:
center and lfe were too loud when downmixing 5.1 -> 2ch
if the original sound had lfe channel, it was overwritten
if the center channel existed, left and right channels were ignored
several mlp/truehd/lpcm decoding fixes
playing a css-protected dvd using mpc or mpc-hc caused a crash in certain scenarios
fixed dvd menu positioning and freeze issue
fixed several crashes in wmp11 and media center
ffdshow.ax failed to register when a registry key was missing
removed black lines in perspective correction filter
ffdshow would crash when using the grab filter and the resize filter with aspect ratio correction
many fixes across multiple ffdshow components including osd, deinterlacing, remote api, dvd and mpeg-2 playback

32位系统的朋友可以下载这个版本： #