[FFmpeg-trac] #6078(ffmpeg:new): Duplicate 1st frame

FFmpeg trac at avcodec.org
Fri Jan 13 11:47:46 EET 2017


#6078: Duplicate 1st frame
--------------------------------+--------------------------------------
             Reporter:  sorath  |                     Type:  defect
               Status:  new     |                 Priority:  important
            Component:  ffmpeg  |                  Version:  git-master
             Keywords:          |               Blocked By:
             Blocking:          |  Reproduced by developer:  0
Analyzed by developer:  0       |
--------------------------------+--------------------------------------
 Summary of the bug:
 FFmpeg duplicates 1st frame, while "Final Cut Pro", "Adobe Premiere CC",
 "avconv" display only 1 frame with 00:00:00:00 BITC

 How to reproduce:

 ffmpeg -i example.mp4 -vframes 10 -report frames%d.png

 ffmpeg started on 2017-01-13 at 11:24:09
 Report written to "ffmpeg-20170113-112409.log"
 ffmpeg version N-83096-g6596b34 Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 5.4.0 (GCC)
   configuration: --enable-gpl --enable-version3 --enable-dxva2 --enable-
 libmfx --enable-nvenc --enable-avisynth --enable-bzlib --enable-fontconfig
 --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-
 libbluray --enable-libbs2b --enable-libcaca --enable-libfreetype --enable-
 libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-
 libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-
 libopenh264 --enable-libopenjpeg --enable-libopus --enable-librtmp
 --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora
 --enable-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-
 libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-
 libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-
 libzimg --enable-lzma --enable-decklink --enable-zlib
   libavutil      55. 43.100 / 55. 43.100
   libavcodec     57. 72.100 / 57. 72.100
   libavformat    57. 62.100 / 57. 62.100
   libavdevice    57.  2.100 / 57.  2.100
   libavfilter     6. 69.100 /  6. 69.100
   libswscale      4.  3.101 /  4.  3.101
   libswresample   2.  4.100 /  2.  4.100
   libpostproc    54.  2.100 / 54.  2.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'result.mp4':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2mp41
     creation_time   : 2016-12-13T00:01:19.000000Z
     encoder         : Lavf57.10.2
   Duration: 00:00:01.04, start: -0.013061, bitrate: 304 kb/s
     Stream #0:0(eng): Video: mpeg4 (Simple Profile) (mp4v / 0x7634706D),
 yuv420p, 480x270 [SAR 1:1 DAR 16:9], 166 kb/s, 23.98 fps, 23.98 tbr, 24k
 tbn, 24k tbc (default)
     Metadata:
       creation_time   : 2016-12-13T00:01:19.000000Z
       handler_name    : VideoHandler
     Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 129 kb/s (default)
     Metadata:
       creation_time   : 2016-12-13T00:01:19.000000Z
       handler_name    : SoundHandler
 Output #0, image2, to 'frames%d.png':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2mp41
     encoder         : Lavf57.62.100
     Stream #0:0(eng): Video: png, rgb24, 480x270 [SAR 1:1 DAR 16:9],
 q=2-31, 200 kb/s, 23.98 fps, 23.98 tbn, 23.98 tbc (default)
     Metadata:
       creation_time   : 2016-12-13T00:01:19.000000Z
       handler_name    : VideoHandler
       encoder         : Lavc57.72.100 png
 Stream mapping:
   Stream #0:0 -> #0:0 (mpeg4 (native) -> png (native))
 Press [q] to stop, [?] for help
 frame=   10 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.41 bitrate=N/A dup=1
 drop=0 speed=11.7x
 video:7kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6078>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list