MPEG4 Modifier 1.4.3 is a Video Converter product from moitah.net, Modifies a MPEG-4 ASP video (XviD, DivX) without re-encoding (change aspect ratio, edit userdata, remove or add packed bitstream, and change interlaced field order). It can also show information about the video such as the amount of I/P/S/B-VOPs used, whether or not QPel/GMC were used, etc. The video must be in an AVI container. More information can be found in this thread. There is also a command line version just for unpacking, which even runs in other OSes with Mono. SoftSea.com had fully tested, reviewed and uploaded the install files, MPEG4 Modifier does not contain any adware or spyware, the latest version is 1.4.3, you can download this video converter software (30 KB) from special server of SoftSea.com. The license of this video & dvd software is Freeware, you can free download and free use this Video & DVD software.