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Hi everyone, I work under Linux and use OpenCV 2.4.0. I have made the test for a AVI file which can read by MPlayer. How to know if I have installed proper codecs?

Here below the output of launching ffmpeg on this AVI file :

ffmpeg -i /disc1/users/pklein/Pictures/fault_synth_45d/fault_synth_45d.avi ffmpeg version 1.0.git-83cab07 Copyright (c) 2000-2012 the FFmpeg developers built on Nov 16 2012 14:45:29 with gcc 4.1.2 (GCC) 20080704 (Red Hat 4.1.2-50) configuration: --disable-yasm libavutil 52. 7.100 / 52. 7.100 libavcodec 54. 71.100 / 54. 71.100 libavformat 54. 36.100 / 54. 36.100 libavdevice 54. 3.100 / 54. 3.100 libavfilter 3. 23.100 / 3. 23.100 libswscale 2. 1.102 / 2. 1.102 libswresample 0. 16.100 / 0. 16.100 Input #0, avi, from '/disc1/users/pklein/Pictures/fault_synth_45d/fault_synth_45d.avi': Duration: 00:00:03.10, start: 0.000000, bitrate: 24072 kb/s Stream #0:0: Video: msvideo1 (CRAM / 0x4D415243), rgb555le, 504x536, 10 tbr, 10 tbn, 10 tbc At least one output file must be specified