Andrew Church wrote: >>> mplex -f8 -o x.mpg x.m2v >>> >>> (mplex is from the mjpegtools package, and multiplexes raw video/audio >>> streams into an MPEG program stream, like the .vob files found on DVDs.) >>> >> bingo. I figured mplex was just to add an audio trac, didn't realize it >> repackaged too (is that the right term?) > > Technically it's "multiplex" (hence the program name "mplex"), meaning to > merge several data streams into a single one. With MPEG, the multiplexed > data stream is called a "program stream", and it contains segments of data > from each original data stream (video, audio, subtitles, and such) in > sequence, along with extra data to say which stream each segment of data > comes from. In your case there's only one original data stream--the video > stream--but the concept is the same; many video players rely on the extra > information in the MPEG program stream to figure out how to play the video, > so you still need to run the multiplexing step for those players to work > correctly. > > Just in case you were curious. (:
Always curious. I guess its the "along with extra data" that was needed. which I guess is part of the multiplex process. Thanks.
