Re: [Mjpeg-users] obtaining maximum player compatibility

2004-03-18 Thread Maarten de Boer
Hello Steven, If I understand you correctly, you are saying that using B frames will result in less player compatibility? And Richard suggests dual prima motion estimation is causing less player compatibility. So I guess it is best (compatibility wise) to both turn off B frames and turn of DPME (-

[Mjpeg-users] Re: [Dvdauthor-users] obtaining maximum player compatibility

2004-03-18 Thread Maarten de Boer
Florin Andrei <[EMAIL PROTECTED]> wrote: > http://zebra.fh-weingarten.de/~transcode/docs/DV-to-DVD-HOWTO.txt > > It describes a method slightly different than yours, but it has some > comments on what are the do's and don'ts of DVD player compatibility. Thanks, that is a very useful Howto, I wis

[Mjpeg-users] fixing AC3 stream?

2004-03-18 Thread Martin Emrich
Hi! I have an AC3 Stream which makes mplex 1.6.2 abort with this message: **ERROR: [mplex] Can't find next AC3 frame: @ 46904832 we have 959d - broken bit-stream? Is there a way to fix the stream (possibly by replacing the damaged parts with silence or clicks&noise) ? a52dec decodes it w/o probl

Re: [Mjpeg-users] obtaining maximum player compatibility

2004-03-18 Thread Richard Ellis
On Thu, Mar 18, 2004 at 10:11:38AM +0100, Maarten de Boer wrote: > If I understand you correctly, you are saying that using B frames will > result in less player compatibility? And Richard suggests dual prima > motion estimation is causing less player compatibility. So I guess it is > best (compati

Re: [Mjpeg-users] obtaining maximum player compatibility

2004-03-18 Thread Maarten de Boer
> Since you found a hardware player that seems allergic to -R 0 > streams, why not test it for us. Make a -R 0 stream without DPME, > and make a -R 1 or -R 2 stream (which will automatically force DPME > off) and test it on the player. Let us know which one works and > which one does not. That i

Re: [Mjpeg-users] obtaining maximum player compatibility

2004-03-18 Thread Richard Ellis
On Thu, Mar 18, 2004 at 01:51:10PM +0100, Maarten de Boer wrote: > > Since you found a hardware player that seems allergic to -R 0 > > streams, why not test it for us. ... > > That is actually a very good idea. While I am at it, I might create > some more test mpegs, and create a reference dvd ima

Re: [Mjpeg-users] obtaining maximum player compatibility

2004-03-18 Thread Steven M. Schultz
On Thu, 18 Mar 2004, Maarten de Boer wrote: > If I understand you correctly, you are saying that using B frames will > result in less player compatibility? And Richard suggests dual prima > motion estimation is causing less player compatibility. So I guess it is > best (compatibility wise) to both

Re: [Mjpeg-users] Urgent question on MPEG2 interlace compression ;)

2004-03-18 Thread Gernot Ziegler
Hej ! > > Does MPEG2 (actually: DV format or the internal MPEG2 DVD-compression ) do > > compression inbetween the interlaced fields ? > Read the manpage of mpeg2enc ;) Yes, that's a good start, but it doesn't answer if hardware encoders (like DV cams) do that, too ;) > But it can also encode the

[Mjpeg-users] Re: [Dvdauthor-users] obtaining maximum player compatibility

2004-03-18 Thread Florin Andrei
On Thu, 2004-03-18 at 01:14, Maarten de Boer wrote: > Florin Andrei <[EMAIL PROTECTED]> wrote: > > > http://zebra.fh-weingarten.de/~transcode/docs/DV-to-DVD-HOWTO.txt > > > > It describes a method slightly different than yours, but it has some > > comments on what are the do's and don'ts of DVD p

Re: [Mjpeg-users] Urgent question on MPEG2 interlace compression ;)

2004-03-18 Thread Steven M. Schultz
On Thu, 18 Mar 2004, Gernot Ziegler wrote: > > > Does MPEG2 (actually: DV format or the internal MPEG2 DVD-compression ) do > > > compression inbetween the interlaced fields ? > Yes, that's a good start, but it doesn't answer if hardware encoders (like > DV cams) do that, too ;) For a go

[Mjpeg-users] RE: [Dvdauthor-users] obtaining maximum player compatibility

2004-03-18 Thread Florin Andrei
On Thu, 2004-03-18 at 11:09, [EMAIL PROTECTED] wrote: > Has anybody had success with authoring a dvd with AC3 audio (using ffmpeg?) and > mplex? Yes. My HOWTO below is outdated, i'll post a newer version soon. AC3 should work fine, if you use reasonably new software. I'm creating all my DVDs with

Re: [Mjpeg-users] fixing AC3 stream?

2004-03-18 Thread Florin Andrei
On Thu, 2004-03-18 at 02:55, Martin Emrich wrote: > Hi! > > I have an AC3 Stream which makes mplex 1.6.2 abort with this message: > > **ERROR: [mplex] Can't find next AC3 frame: @ 46904832 we have 959d - > broken bit-stream? > > Is there a way to fix the stream (possibly by replacing the damaged

Re: [Mjpeg-users] RE: [Dvdauthor-users] obtaining maximum player compatibility

2004-03-18 Thread Steven M. Schultz
On 18 Mar 2004, Florin Andrei wrote: > That's very strange. I thought MP2 should work with the vast majority of > DVD players (no matter what the standards say). It never happened to me, > anyway. > But now i use AC3 and the point became moot. > If MPEG-1/Layer-II audio works for an NTSC

Re: [Mjpeg-users] RE: [Dvdauthor-users] obtaining maximum player compatibility

2004-03-18 Thread Richard Ellis
On Thu, Mar 18, 2004 at 01:02:34PM -0800, Florin Andrei wrote: > That's very strange. I thought MP2 should work with the vast > majority of DVD players (no matter what the standards say). It > never happened to me, anyway. But now i use AC3 and the point > became moot. The DVD specs, or at least t

Re: [Mjpeg-users] RE: [Dvdauthor-users] obtaining maximum player compatibility

2004-03-18 Thread Steven M. Schultz
On Thu, 18 Mar 2004, Richard Ellis wrote: > The DVD specs, or at least that part of which is available freely > online from various web pages, indicates that for NTSC, only LPCM and > AC3 are mandated. For PAL, it's LPCM and MP2 that are mandatory. From one of those web pages (http:://

Re: [Mjpeg-users] fixing AC3 stream?

2004-03-18 Thread Martin Emrich
Hi! Am Do, den 18.03.2004 schrieb Florin Andrei um 22:14: > I got this problem once. The AC3 stream seemed otherwise valid (it was > extracted from a DVD), but mplex didn't accept it. That's exactly the case here, too. I tried to hack in some "read on until theres some valid data again" thingy i