#292: ffplay -f video4linux2 regression -------------------------+------------------------------- Reporter: cehoyos | Owner: Type: defect | Status: new Priority: normal | Component: avdevice Version: git-master | Keywords: ffplay regression Blocked By: | Blocking: Reproduced: 1 | Analyzed: 0 -------------------------+------------------------------- ffplay -f video4linux2 /dev/video0 does not work any more since r25159, 70f77361d8c339d516e3c4d1c4ab2bf9096d7cc6: Author: José Miguel Gonçalves <jose.goncalves@inov.pt> Date: Thu Sep 23 09:16:05 2010 +0000 Allow to set the frame rate in v4l2 devices Patch by José Miguel Gonçalves (jose DOT goncalves AT inov DOT pt) {{{ $ ffplay -f video4linux2 /dev/video0 FFplay version git-6ac6e3d, Copyright (c) 2003-2010 the FFmpeg developers built on Jun 21 2011 01:05:14 with gcc 4.5.3 configuration: --cc=/usr/local/gcc-4.5.3/bin/gcc --disable-encoders --disable-muxers libavutil 50.27. 0 / 50.27. 0 libavcore 0. 9. 0 / 0. 9. 0 libavcodec 52.89. 0 / 52.89. 0 libavformat 52.78. 5 / 52.78. 5 libavdevice 52. 2. 2 / 52. 2. 2 libavfilter 1.39. 0 / 1.39. 0 libswscale 0.11. 0 / 0.11. 0 [video4linux2 @ 0x103e6d0] Estimating duration from bitrate, this may be inaccurate Input #0, video4linux2, from '/dev/video0': Duration: N/A, start: 1308611201.235607, bitrate: 132710 kb/s Stream #0.0: Video: rawvideo, yuv420p, 768x576, 132710 kb/s, 25 tbr, 1000k tbn, 25 tbc 1308611201.62 A-V: 0.000 s:0.2 aq= 0KB vq= 0KB sq= 0B f=0/9 }}} {{{ $ ffplay -f video4linux2 /dev/video0 FFplay version git-70f7736, Copyright (c) 2003-2010 the FFmpeg developers built on Jun 21 2011 01:07:25 with gcc 4.5.3 configuration: --cc=/usr/local/gcc-4.5.3/bin/gcc --disable-encoders --disable-muxers libavutil 50.27. 0 / 50.27. 0 libavcore 0. 9. 0 / 0. 9. 0 libavcodec 52.89. 0 / 52.89. 0 libavformat 52.78. 5 / 52.78. 5 libavdevice 52. 2. 2 / 52. 2. 2 libavfilter 1.39. 0 / 1.39. 0 libswscale 0.11. 0 / 0.11. 0 [video4linux2 @ 0x103e6d0] ioctl set time per frame(1/25) failed /dev/video0: Input/output error }}} -- Ticket URL: <https://avcodec.org/trac/ffmpeg/ticket/292> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker