ffmpeg filterパラメータと効果

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background-color:#EBF3FC;
border:1px dashed #2f6fab;
font-family:宋体;
font-size:9pt;
padding:0.2em;}

pre{
color:#203040;
background-color:#EBF3FC;
border:1px dashed #2f6fab;
font-family:宋体;
font-size:9pt;
line-height:1.2em;
overflow:auto;
padding:0.2em;
white-space:pre;}
img{
border:1px #232323 groove;
filter: progid:DXImageTransform.Microsoft.Shadow(Color=#101010,Direction=135,Strength=1);
}

ffmpeg         

ffplay -vf filter_name=filter_params:filter_params:...

 Windows  ffmpeg  frei0r         FREI0R_PATH=frei0r    

          

ffmpeg filter     http://ffmpeg.org/ffmpeg-filters.html

sendcmd    http://ffmpeg.org/ffmpeg-filters.html#sendcmd_002c-asendcmd

frei0r    http://www.cnblogs.com/nlsoft/archive/2013/05/07/3065311.html