MediaCoder is a FREE universal audio/video batch transcoder distributed under GPL license, which puts together lots of excellent audio/video codecs and tools from the open source community into an all-in-one solution, capable of transcoding among different audio/video formats. With many extra features and a expandable architecture, MediaCoder is more than a GUI of a bunch of command line tools.
MediaCoder convert :
AVI to AVI, AVI to DivX, AVI to H264, AVI to MKV, AVI to MP4, AVI to MPG, AVI to XviD, AVI to AAC, AVI to MP3, AVI to OGG, AVI to WAV, DivX to AVI, DivX to DivX, DivX to H264, DivX to MKV, DivX to MP4, DivX to MPG, DivX to XviD, DivX to AAC, DivX to MP3, OGG to MP3, OGG to OGG, OGG to WAV, RAM to AAC, RAM to MP3, RAM to OGG, RAM to WAV, WMA to AAC, WMA to MP3, WMA to OGG, WMA to WAV, WAV to AAC, WAV to MP3, WAV to OGG, WAV to WAV and more....
* [update] MediaCoder build 3610
* [add] multiple audio stream selection (no need to enter audio ID now)
* [add] information of multiple audio streams in summary tab
* [fix] alternative DVD disc root setting no effect bug
* [fix] several clipping and effects dialog issues
* [update] PSP extension presets
* update] using XML to store file list
* [update] removed some confusing options (like global options on picture tab)
* [add] YADIF deinterlacer option
* [fix] attempt to fix the occasional transcoding ending before done issue
* [update] x264 r650
* [update] FFmpeg r8737
* [update] MPlayer/MEncoder r23002