id summary reporter owner description type status priority component version resolution keywords cc blockedby blocking reproduced analyzed 1051 ffmpeg with -f lavfi and movie leads to error messages and videos with 1 fps unless a larger probesize is specified ls "The problem does not occur for alle video formats but for example for mts and mpeg2video with high resolutions (full hd). ffmpeg and ffplay can decode the video without problems if not using lavfi+movie. (I can reproduce the problem also with mpegts, even if they were encoded by ffmpeg itself before) Sample: http://www.techfak.uni-bielefeld.de/~lschilli/ffmpeg/sync/camera-raw.mp4 {{{ $ ffmpeg -f lavfi -i movie=camera-raw.mp4 out.mp4 ffmpeg version N-32994-g8fbf825 Copyright (c) 2000-2012 the FFmpeg developers built on Mar 10 2012 10:57:21 with gcc 4.6.1 configuration: --prefix=/home/ls/ffmpeg --enable-shared --disable-static --enable-gpl --enable-nonfree --enable-libmp3lame --enable-libx264 --enable-libxvid --enable-sram --cpu=core2 --enable-hwaccel=h264_vaapi --enable-hwaccel=mpeg2_vaapi --enable-hwaccel=mpeg4_vaapi --enable-libfaac --enable-x11grab --disable-ffserver --enable-libvpx --enable-libvorbis --enable-libass --enable-libfreetype libavutil 51. 42.100 / 51. 42.100 libavcodec 54. 10.100 / 54. 10.100 libavformat 54. 2.100 / 54. 2.100 libavdevice 53. 4.100 / 53. 4.100 libavfilter 2. 64.101 / 2. 64.101 libswscale 2. 1.100 / 2. 1.100 libswresample 0. 7.100 / 0. 7.100 libpostproc 52. 0.100 / 52. 0.100 [movie @ 0x82b020] seek_point:0 format_name:(null) file_name:/home/ls/camera-raw.mp4 stream_index:0 [mpeg2video @ 0x8324c0] warning: first frame is no keyframe Last message repeated 1 times [lavfi @ 0x82a3e0] Estimating duration from bitrate, this may be inaccurate Input #0, lavfi, from 'movie=/home/ls/camera-raw.mp4': Duration: N/A, start: 0.040000, bitrate: N/A Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 1 tbr, 25k tbn, 25k tbc File 'out.mp4' already exists. Overwrite ? [y/N] w:1920 h:1080 pixfmt:yuv420p tb:1/1000000 sar:1/1 sws_param: [libx264 @ 0x82dda0] using SAR=1/1 [libx264 @ 0x82dda0] using cpu capabilities: MMX2 SSE2Fast SSSE3 FastShuffle SSE4.1 Cache64 [libx264 @ 0x82dda0] profile High, level 4.0 [libx264 @ 0x82dda0] 264 - core 120 r0+2 01f7a33 - H.264/MPEG-4 AVC codec - Copyleft 2003-2012 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=1 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00 Output #0, mp4, to 'out.mp4': Metadata: encoder : Lavf54.2.100 Stream #0:0: Video: h264 (![0][0][0] / 0x0021), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 1 tbn, 1 tbc Stream mapping: Stream #0:0 -> #0:0 (rawvideo -> libx264) Press [q] to stop, [?] for help DTS 4000, next:2120000 st:0 invalid droping DTS 30000, next:3120000 st:0 invalid droping DTS 6000, next:4120000 st:0 invalid droping DTS 32000, next:5120000 st:0 invalid droping DTS 8000, next:6120000 st:0 invalid droping DTS 34000, next:7120000 st:0 invalid droping DTS 10000, next:8120000 st:0 invalid droping DTS 36000, next:9120000 st:0 invalid droping }}} ffplay exhibits the same problem: {{{ ffplay -f lavfi movie=camera-raw.mp4 }}} If the video is downscaled below a certain size the problem disappears: {{{ $ ffmpeg -f lavfi -i movie=camera-raw.mp4,scale=1280:720 out.mp4 ffmpeg version N-32994-g8fbf825 Copyright (c) 2000-2012 the FFmpeg developers built on Mar 10 2012 10:57:21 with gcc 4.6.1 configuration: --prefix=/home/ls/ffmpeg --enable-shared --disable-static --enable-gpl --enable-nonfree --enable-libmp3lame --enable-libx264 --enable-libxvid --enable-sram --cpu=core2 --enable-hwaccel=h264_vaapi --enable-hwaccel=mpeg2_vaapi --enable-hwaccel=mpeg4_vaapi --enable-libfaac --enable-x11grab --disable-ffserver --enable-libvpx --enable-libvorbis --enable-libass --enable-libfreetype libavutil 51. 42.100 / 51. 42.100 libavcodec 54. 10.100 / 54. 10.100 libavformat 54. 2.100 / 54. 2.100 libavdevice 53. 4.100 / 53. 4.100 libavfilter 2. 64.101 / 2. 64.101 libswscale 2. 1.100 / 2. 1.100 libswresample 0. 7.100 / 0. 7.100 libpostproc 52. 0.100 / 52. 0.100 [movie @ 0x2240060] seek_point:0 format_name:(null) file_name:/home/ls/camera-raw.mp4 stream_index:0 [scale @ 0x2241d40] w:1920 h:1080 fmt:yuv420p -> w:1280 h:720 fmt:yuv420p flags:0x2 [mpeg2video @ 0x2247500] warning: first frame is no keyframe Last message repeated 1 times [lavfi @ 0x223f3e0] Estimating duration from bitrate, this may be inaccurate Input #0, lavfi, from 'movie=/home/ls/camera-raw.mp4,scale=1280:720': Duration: N/A, start: 0.040000, bitrate: N/A Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 25 tbr, 25k tbn, 25k tbc File 'out.mp4' already exists. Overwrite ? [y/N] w:1280 h:720 pixfmt:yuv420p tb:1/1000000 sar:1/1 sws_param: [libx264 @ 0x229e560] using SAR=1/1 [libx264 @ 0x229e560] using cpu capabilities: MMX2 SSE2Fast SSSE3 FastShuffle SSE4.1 Cache64 [libx264 @ 0x229e560] profile High, level 3.1 [libx264 @ 0x229e560] 264 - core 120 r0+2 01f7a33 - H.264/MPEG-4 AVC codec - Copyleft 2003-2012 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00 Output #0, mp4, to 'out.mp4': Metadata: encoder : Lavf54.2.100 Stream #0:0: Video: h264 (![0][0][0] / 0x0021), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], q=-1--1, 25 tbn, 25 tbc Stream mapping: Stream #0:0 -> #0:0 (rawvideo -> libx264) Press [q] to stop, [?] for help frame= 34 fps=0.0 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s frame= 50 fps= 47 q=28.0 size= 42kB time=00:00:00.04 bitrate=8605.2kbits/s frame= 60 fps= 37 q=28.0 size= 84kB time=00:00:00.44 bitrate=1564.8kbits/s frame= 71 fps= 33 q=28.0 size= 120kB time=00:00:00.88 bitrate=1114.1kbits/s }}} These calls work fine: {{{ ffmpeg -i camera-raw.mp4 out.mp4 ffplay camera-raw.mp4 }}}" defect closed normal undetermined git-master fixed rawvideo probesize 1 1