From the developer: "mpegable S4, enables the transcoding of a variety of media files to MPEG-4 files. Optionally, Hint tracks for ISMA compliant Streaming can be added, as well as live encoding of captured audio and video. mpegable S4 allows highly individualized parameter settings to control video output in terms of quality as well as bandwidth usage. Team up mpegable S4 with any ISMA compliant streaming server and stream your content to the massive audience that is using ISO MPEG-4 compliant players (such as Apple?s QuickTime Player, Real Network?s RealOne Player). mpegable S4 is delivered with mpegable DS decoder, which enables you to watch your MPEG-4 file in your Windows Media Player. Input: Live Capture from analog sources (VfW/DirectShow compatible capture devices), Live Capture DV (using DirectShow DV driver), AVI files, MPEG-1 files, any media file supported by DirectShow (MPEG-2, ?); Output MP4 file (optionally with hint tracks)."