https://trac.ffmpeg.org/wiki/CentosCompilationGuide
On Fri, Mar 28, 2014 at 5:00 PM, Raju M K <[email protected]> wrote: > Install OM again. > Now I cant paly even I downloaded to local also. > Screen sharing also showing black window only. > how to remove or recompile FFMPEG latest version? > any command for centos > > Error as follows > > process: previewFullFLV command: /usr/bin/ffmpeg -i > /opt/red522final/webapps/openmeetings/streams/hibernate/flvRecording_1.flv > -vcodec mjpeg -vframes 1 -an -f rawvideo -s 1024x576 > /opt/red522final/webapps/openmeetings/streams/hibernate/flvRecording_1.jpg > exception: null error: ffmpeg version 2.1.3 Copyright (c) 2000-2013 the > FFmpeg developers built on Mar 27 2014 09:35:04 with gcc 4.4.7 (GCC) > 20120313 (Red Hat 4.4.7-4) configuration: --libdir=/usr/lib > --bindir=/usr/bin --enable-libmp3lame --disable-yasm --enable-nonfree > --enable-gpl libavutil 52. 48.101 / 52. 48.101 libavcodec 55. 39.101 / 55. > 39.101 libavformat 55. 19.104 / 55. 19.104 libavdevice 55. 5.100 / 55. > 5.100 libavfilter 3. 90.100 / 3. 90.100 libswscale 2. 5.101 / 2. 5.101 > libswresample 0. 17.104 / 0. 17.104 libpostproc 52. 3.100 / 52. 3.100 [flv > @ 0x1dea980] Could not find codec parameters for stream 0 (Video: none, 200 > kb/s): unspecified size Consider increasing the value for the > 'analyzeduration' and 'probesize' options Input #0, flv, from > '/opt/red522final/webapps/openmeetings/streams/hibernate/flvRecording_1.flv': > Metadata: noaudiocodec : 0 server : Red5 Server 1.0.0 RC3 Rev: 4393 > creationdate : Thu Mar 27 13:34:51 UTC 2014 canSeekToEnd : true encoder : > Lavf55.19.104 Duration: 00:00:22.85, start: 0.000000, bitrate: 483 kb/s > Stream #0:0: Video: none, 200 kb/s, 1k tbr, 1k tbn, 1k tbc Stream #0:1: > Audio: mp3, 22050 Hz, mono, s16p, 32 kb/s Output #0, rawvideo, to > '/opt/red522final/webapps/openmeetings/streams/hibernate/flvRecording_1.jpg': > Metadata: noaudiocodec : 0 server : Red5 Server 1.0.0 RC3 Rev: 4393 > creationdate : Thu Mar 27 13:34:51 UTC 2014 canSeekToEnd : true encoder : > Lavf55.19.104 Output file #0 does not contain any stream exitValue: null > out: > -- > Regards, > M K Raju. > > -- WBR Maxim aka solomax
