The function of Dream MP4 to AVI converter is to convert MP4, M4V and MP4V files into AVI or MPG (MPEG-1, MPEG-2).In addition, it also can convert avi, DivX, XviD, flv, etc to mp4.Decoding the most important audio and video codecs used in MP4 files: MPEG-4 AVC/H.264, AAC, MP3, MP2, MPEG-1 Audio Layer 1 etc. Supported video codecs: XviD, DivX 3, H.264, WMV, MPEG4-FFmpeg, S-Mpeg 4 v. 2, Motion JPEG (MJPEG).Supported audio codecs: MP3 (Lame), MP2, AC3, AAC, WMA.Generating video files compatible with the MPEG-1 / MPEG-2 standard.2-pass encoding which will improve the video qaulity.Don't need any installation. Just extract ZIP archive and click mp4toavi.exe.Portability. This program can be run from portable devices.Many operations are designed for your convenience .You can preview original and edited movie with the built in player; take a snapshot of a scene you like and save as JPEG picture file. Set an action (hibernate, standby, shutdown or exit) and let the software do it automatically after a conversion is done, so you need not waste time waiting for it. All the conversion will be finished within a few minutes with fast speed by converting them in batches simultaneously ? without slowing your computer down! The program can automatically shut down your PC after conversion if you like.