[FFmpeg-user] Issues with avi file

Andrei Petru Mura mapandrei at gmail.com
Thu Oct 10 11:09:58 CEST 2013


Hello,

I'm trying to convert an AVI file from a format that I don't have codecs
for to a usable one using ffmpeg. This is a resulted file from a GeoVision
camera recording. On their site you will find codecs for Windows only, not
for Linux. (I'm running a Linux OS).
When I'm trying to watch this video with VLC, I get this error:

"No suitable decoder module:

VLC does not support the audio or video format "GAVC". Unfortunately there
is no way for you to fix this."


I tried to convert this file using ffmpeg, but without any results. Bellow
is what I tried and the output. (I'm a very new one to codecs, video
formats and convertion, and especially to ffmpeg. So please excuse me if
I'm not clear in some of my explanations. Thanks)

So, the conversion trial:


./bin/ffmpeg -i /path/to/my/file.avi -c:v libxvid output.avi


The output is:


ffmpeg version git-2013-10-10-65c2fe7 Copyright (c) 2000-2013 the FFmpeg
developers

  built on Oct 10 2013 09:14:31 with gcc 4.7 (Ubuntu/Linaro 4.7.3-1ubuntu1)

  configuration: --prefix=/home/artaxerxe/ffmpeg_build
--extra-cflags=-I/home/artaxerxe/ffmpeg_build/include
--extra-ldflags=-L/home/artaxerxe/ffmpeg_build/lib
--bindir=/home/artaxerxe/bin --extra-libs=-ldl --enable-gpl --enable-libass
--enable-libfdk-aac --enable-libmp3lame --enable-libopus --enable-libtheora
--enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree
--enable-x11grab

  libavutil      52. 46.101 / 52. 46.101

  libavcodec     55. 35.100 / 55. 35.100

  libavformat    55. 19.100 / 55. 19.100

  libavdevice    55.  4.100 / 55.  4.100

  libavfilter     3. 88.101 /  3. 88.101

  libswscale      2.  5.101 /  2.  5.101

  libswresample   0. 17.103 /  0. 17.103

  libpostproc    52.  3.100 / 52.  3.100

[avi @ 0xa670d40] probed stream 1 failed

[avi @ 0xa670d40] Could not find codec parameters for stream 0 (Video: none
(GAVC / 0x43564147), 1920x1080): unknown codec

Consider increasing the value for the 'analyzeduration' and 'probesize'
options

[avi @ 0xa670d40] Could not find codec parameters for stream 1 (Subtitle:
none): unknown codec

Consider increasing the value for the 'analyzeduration' and 'probesize'
options

[avi @ 0xa670d40] Could not find codec parameters for stream 2 (Subtitle:
none): unknown codec

Consider increasing the value for the 'analyzeduration' and 'probesize'
options

/media/artaxerxe/AC1B-69A3/avi from server/Event20131003095553005.avi:
could not find codec parameters


Can someone have some suggestions for me how to deal with this kind of
video?

Thank you in advance!


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