[Ffmpeg-devel] [PATCH] Fix for the lol-ffplay.ogm testcase

Panagiotis Issaris takis.issaris
Wed Jan 17 10:43:09 CET 2007


On Wed, 2007-01-17 at 10:40 +0100, Panagiotis Issaris wrote:
> Hi,
> Attached are two trivial patches with different approaches to prevent
> the segfault as demonstrated by lol-ffplay.ogm.

And I just noted they also prevent the segfault triggered by:

takis at issaris:/usr/local/src/ffmpeg$ ./ffmpeg -i
lol-ffplay.ogg /tmp/test.mpg
FFmpeg version SVN-r7559, Copyright (c) 2000-2006 Fabrice Bellard, et
  configuration:  --enable-gpl --enable-mp3lame --enable-faac
  libavutil version: 49.1.0
  libavcodec version: 51.28.0
  libavformat version: 51.7.0
  built on Jan 17 2007 10:41:27, gcc: 4.1.2 20060928 (prerelease)
(Ubuntu 4.1.1-13ubuntu5)
[ogg @ 0x8444654]10 bytes of comment header remain
[ogg @ 0x8444654]truncated comment header, 1 comments not found
[ogg @ 0x8444654]Could not find codec parameters (Video: 0x0000)
[ogg @ 0x8444654]Could not find codec parameters (Video: 0x0000)

Seems stream 2 codec frame rate differs from container frame rate: inf
(1/0) -> 1000000.00 (1000000/1)
Input #0, ogg, from 'lol-ffplay.ogg':
  Duration: 00:00:00.2, start: 0.000000, bitrate: 548 kb/s
  Stream #0.0: Audio: vorbis, 22050 Hz, mono, 548 kb/s
  Stream #0.1: Video: 0x0000, 1000000.00 fps(r)
  Stream #0.2: Video: 0x0000, 1000000.00 fps(r)
picture size invalid (0x0)
Segmentation fault (core dumped)

With friendly regards,
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