Software required:

• MPEG decoder like Elecard MPEG decoder or the one you can find in the K-Lite codec pack
• Ogg Vorbis
• Xvid or x264 codec
• Graph Edit
• Trobettworks Filter Configurator (http://www.trombettworks.com/FilterConfigurator110.zip)

You may also use other codecs. Jus make the appropriate changes in the GraphEdit.

How to convert DVR-MS files to OGM (x264(xvid) video + ogg vorbis audio) using DirectShow graph and free software

1. Start Graphedit
2. Menu "File"->"Render Media File...". Select your DVR-MS file.
3. Insert the following filters into your graph:
   1. Audio Compressors -> Vorbis Encoder
   2. DirectShow Filters -> File writer (select your output
      filename. Include the .ogm extension).
   3. DirectShow Filters -> Filter Configurator by Trombettworks
      
   4. DirectShow Filters -> Ogg Multiplexer
   5. Video Compressors -> x264 (xvid)
4. Select the Filter Properties of the Filter Configurator and set the properties for the x264 (xvid) codec. Select the bitrate (for example: 750-1500) and 2-pass encoding.
5. Delete the Video Renderer and Default Direct Sound device.
6. Connect the MPEG audio decoder to the Vorbis encoder.
7. Connect the Elecard MPEG-2 video decoder to the x264 (xvid) codec.
8. Connect the Vorbis Encoder and the x264 (xvid) codec to the Ogg Multiplexer.
9. Connect the Ogg Multiplexer to the File Write.
10. Now play your graph.

After it is done you should be able to play the OGM file on any computer that supports .OGM container and ogg vorbis, x264 (xvid) codecs.