ffmpegX is a Mac OS X graphic user interface designed to easily operatemore than 20 powerful Unix open-source video and audio processing toolsincluding ffmpeg the "hyper fast video and audio encoder"(http://ffmpeg.sf.net/), mpeg2enc the open-source mpeg-2 encoder andmultiplexer (http://mjpeg.sf.net/MacOS/) and mencoder the mpeg-4 encoderwith subtitles support (http://sf.net/projects/mplayerosx). As simple as 1.2.3 : Drop a file, choose a destination format, and click"Encode". Reads the following input formats: MPEG-1, MPEG-2, MPEG-4,DIVX, XviD, non-encrypted VOB and VIDEO_TS, Quicktime .MOV, .DV, .WAV,Real Audio, Real Video, H.263, MP4 H.264, PGM, YUV, PPM, AC3, PCM8/16bits, mulaw/Alaw, WMA-1/2, SUN AU format, MP2, MP3, AAC, 3GP, FPS1,ALAC, and even more formats Converts the above formats to DivX, AVI XviD, H.264 MP4, MOV, DV, 3GP,Sony PSP, MP2, MP3, AAC, AC3, MPEG-1, MPEG-2, VCD, CVD, SVCD, KVCD,KSVCD, DVD, KDVD and MPEG-TS with complete control over encodingoptions.