Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-05 Thread Roman Shaposhnick
On Mon, Oct 04, 2004 at 11:23:06PM -0700, Steven M. Schultz wrote: > How did I know you'd say that? http://www.imdb.com/title/tt0081455/ :-) > > of my DV codec from FFMPEG that can use different bitrates. The default > > framesize for PAL is 144000 bytes, this can be cut down to ~13

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-05 Thread Martin Samuelsson
On Tuesday 05 October 2004 09:23, Ronald S. Bultje wrote: > Heya, Yo! > I guess what you're looking for, though, is a resyncable format. So a Ah, yes. Resyncable. Splendid word! > format where the header will tell me only "length of file: 10 minutes" > and then you want to seek to halfway the f

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-05 Thread Ronald S. Bultje
Heya, On Mon, 2004-10-04 at 23:57, Martin Samuelsson wrote: > I think it's a pity lavtools doesn't support any easily streamable format. > That would make building timeshifters easier. Let me see, we have AVI and Quicktime, right? >From this perspective, theoretically, AVI shouldn't be doing th

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-05 Thread Martin Samuelsson
On Tuesday 05 October 2004 04:07, Roman Shaposhnick wrote: > > Such a format would open possibilities to mix different streams in real > > time, making it possible to toy with overlay graphics and stuff. > > Personally, I use DV for that. And not just any DV, but a hacked-up Which, incidentally,

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Steven M. Schultz
On Mon, 4 Oct 2004, Roman Shaposhnick wrote: > Personally, I use DV for that. I concur. (as an aside I have recently viewed the SVCD/VCDs I made using a Bt878 card vs the discs I made after switching to DV - oh my goodness the quality took a quantum leap upward!).

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Roman Shaposhnick
On Tue, Oct 05, 2004 at 02:57:55AM +0200, Martin Samuelsson wrote: > On Tuesday 05 October 2004 02:02, Steven M. Schultz wrote: > > Most TV shows are in increments of 30 minutes. At 25 fps that's 45000 > > frames. Store the data in 45000 frame files. When it comes time to > > age the

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Martin Samuelsson
On Tuesday 05 October 2004 02:02, Steven M. Schultz wrote: > On Tue, 5 Oct 2004, Martin Samuelsson wrote: > What a word! But yes, that's better than streamable :-) Mmm, words. They are fun to play with. :) > Circular files. Not sure if they're well suited to video processing. I don

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Steven M. Schultz
On Tue, 5 Oct 2004, Martin Samuelsson wrote: > Ok, sequentialable format, then. :) What a word! But yes, that's better than streamable :-) > Streaming to me means a format you can tap into anywhere and begin playing at Oh, that's seekable or random accessible. I've s

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Martin Samuelsson
On Tuesday 05 October 2004 00:51, Steven M. Schultz wrote: > > I think it's a pity lavtools doesn't support any easily streamable > > format. That would make building timeshifters easier. > > I'm confused (or missing something ;)). How does 'streaming' make > 'timeshifting' easier? S

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Steven M. Schultz
On Mon, 4 Oct 2004, Martin Samuelsson wrote: > On Monday 04 October 2004 17:11, Richard Ellis wrote: > > would then work with the file. However, they are not totally happy > > with the "fix", they seem to read the whole entire file from disk > > first before doing anything at all with it. But a

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Martin Samuelsson
On Monday 04 October 2004 17:11, Richard Ellis wrote: > Manually fixing it was the only way I ever found to correct this > problem when it happened to me. If I remember right, if I copied the > first 2k from a good avi (that also had the same recording settings) > over top of the first 2k of the b

Re: [Mjpeg-users] Fixing a broken .avi file

2004-10-04 Thread Richard Ellis
On Sun, Oct 03, 2004 at 02:23:32PM +0200, Martin Samuelsson wrote: > Once in a while, my video computer die from a kernel panic. If this > happens while I'm recording something (which it normally does), I'm > left with an avi file with no usable values in the header. > > Is there any good way to f

[Mjpeg-users] Fixing a broken .avi file

2004-10-03 Thread Martin Samuelsson
Once in a while, my video computer die from a kernel panic. If this happens while I'm recording something (which it normally does), I'm left with an avi file with no usable values in the header. Is there any good way to fix such a file? The problem is that lavrec, when the kernel dies, cannot f