[FFmpeg-devel] [PATCH] Fix distortion problem in MPEG1/2 video
hsjung1305 at gmail.com
Fri May 10 19:53:32 CEST 2013
Thanks for prompt response.
I checked your patch on master branch and have some concern about your
I'm afraid of performance loss with every pod-encoder avi files.
And so I suggest new idea that we decide full parsing after checking frame
size within some frames.
Please look into my new patch.
2013/5/10 Michael Niedermayer <michaelni at gmx.at>
> On Fri, May 10, 2013 at 03:13:51PM +0900, Heesuk Jung wrote:
> > In some MPEG1/2 AVI files, there are video distortion problem in bottom
> of screen.
> > (I just test files using ffplay)
> > 1. MPEG1 video problematic file link
> > - https://docs.google.com/open?id=0B6r7ZfWFIypCMkltZHJDY0pQN1U
> > 2. MPEG2 video problematic file link
> > - https://docs.google.com/open?id=0B6r7ZfWFIypCM0ZremxpbXc1N3c
> > Root cause of this problem is wrong frame size based on header
> > Suggests to use full parsing option after checking frame size within
> some frames in order
> > to prevent performance loss.
> > Please refer the concern of performance loss at my previous patch.
> > (http://ffmpeg.org/pipermail/ffmpeg-devel/2012-November/134186.html)
> oops, i totally forgot about this issue, i thought we had fixed this
> should be fixed now
> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
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