View Full Version : Muxing elementary streams - unusual case
diehardii
3rd November 2003, 23:03
Hi, I've been perusing the message board here and this seems to be the best forum for my post. Sorry if this is slightly off topic. I have an mpeg2 capture card that I am trying to capture muxed video from. The format of the audio stream is mp2 (0x00 0x00 0x01 0xC0) and the video format is an elementary PES stream (0x00 0x00 0x01 0xE0). The audio will always have the header first, as I am encoding it. The video will not necessarily start with the header. What I am trying to do is mux them to get a program stream (0x00 0x00 0x01 0xBA) so that I can use the windows demultiplexer/splitter to also watch them on the computer. As it stands, I can use the Elecard demultiplexer if I just mux the streams together, but I would like to be able to use the standard windows components also. It seems that for most of the software here, I need to know something about the streams or rip a dvd to vob files before muxing it. I would like to create DVD compliant files also, but my first priority is getting muxed files I can play on a standard windows machine. If anyone has any ideas, please let me know. Thanks for your help.
~Steve
burnttoast
5th November 2003, 03:14
I have no idea on how to do what your trying to do but i am a litle curious as to what capture card your using and what your trying to capture from.
diehardii
5th November 2003, 06:50
Hi burnttoast,
Its the Creative DVCR. I got one of these cheap (~$60) when they discontinued them. It encodes a TV signal to an mpeg2 video and pcm audio which I then recompress in real time to mp2. I then mux them together as a simple elementary stream interleave. Unfortunately, the only demultiplexer that can read it is the Elecard. I could live with this, but I am shooting for the challenge of making a truly compliant windows file also as I plan on using my computer as an htpc. Let me know if you have any more questions.
~Steve
burnttoast
5th November 2003, 08:14
Hey there Steve
Wow.So your looking to make a tivo like pc that can burn to dvd.Pretty cool.Still can help you out though.So are you using the creative software or are you bypassing it altogether and trying to create your own recorder type thing.I did type Creative DVCR+dvd compliant in google and it came up some links to a program called sage recorder.You probably have already tried that.While searching for links for Creative DVCR your name popped up.Cool plugin.Hope you get your dvd compliant streams.
burnttoast
diehardii
5th November 2003, 16:38
hi burnttoast, sage has problems with the dvcr and they're dropping support for it. The dvcr has very poor drivers and I'm having to do everything (and I mean everything) in directshow filters, a very big pain. Luckily if I get it working with the filters there is a timeshifting tv watching app at the myhtpc forums that I'll be able to use for both tivo like ability and dvd compliant files. The creative software is not very good. Should have bought the PVR 250...
~Steve
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