[Ffmpeg-devel] Re: Copying frames

[Todd Kirby]

Oops! This was accidentally posted to the wrong list. My apologies.
I'll repost to ffmpeg-user.

-Todd

On 7/26/05, Todd Kirby <ffmpeg.php at gmail.com> wrote:
> I am trying to figure out the correct way to copy packets from an
> input file directly to an output file without decoding. My simple
> example program reads in packets from an rpza encoded quicktime movie
> and then writes the packets out to a new quicktime movie. Obviously I
> am missing something fundemental because when I run it I get the
> following errors and the movie files is empty except for the header.
> 
> 
> % ./copyframes input.mov output.mov
> 
> error, non monotone timestamps 3003000 >= 0
> error, non monotone timestamps 3003000 >= 1001000
> error, non monotone timestamps 3003000 >= 2002000
> error, non monotone timestamps 3003000 >= 3003000
> *** glibc detected *** corrupted double-linked list: 0x08053928 ***
> Abort
> 
> 
> Do I need to recalculate the timestamps when writing out the packets?
> My program is attached.  And can be built with...
> 
> gcc -g -lavformat copyframes.c -o copyframes
> 
> ...and run with...
> 
> ./copyframes input.mov output.mov
> 
> Here's an rpza movie to test with.
> http://66.126.28.162/test_videos/original_rpza.mov
> 
> 
> Thanks for any help
> -Todd
> 
> 
>