[FFmpeg-trac] #3163(FFmpeg:new): Broadcast Wave Metadata not carried over with -codec:a copy

FFmpeg trac at avcodec.org
Sat Nov 23 18:44:42 CET 2013


#3163: Broadcast Wave Metadata not carried over with -codec:a copy
-------------------------------------+-------------------------------------
             Reporter:  rexbron      |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:  FFmpeg       |                  Version:  git-
             Keywords:  timecode     |  master
  BWF audio                          |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Timecode and Framerate metadata is not carried over when using -codec:a
 copy from one wav to another. This results in being unable to trim a file
 and keep the timecode metadata required for post-production.

 The metadata is listed in the output section of ffmpeg but not by ffprobe
 or Davinci Resolve. I have highlighted in bold the differing lines.

 Attached are samples of the input and output of the file.

 PS D:\Projects\CMU Video\Sound> ffmpeg -i .\COMP20T02.WAV -codec:a copy
 .\COMP20T02_ffmpeg.WAV
 ffmpeg version N-58338-gfb7d70c Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Nov 21 2013 20:11:19 with gcc 4.8.2 (GCC)
   configuration: --disable-static --enable-shared --enable-gpl --enable-
 version3 --disable-w32threads --enable-avisynth
 --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enable-iconv --enable-libass --enable-libbluray --e
 nable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-lib
 opencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-
 libopus --enable-librtmp --enable-libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --enable-libvidstab --enable-libvo-aacenc --
 enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-
 libwavpack --enable-libx264 --enable-libxavs --enable-
 libxvid --enable-zlib
   libavutil      52. 53.100 / 52. 53.100
   libavcodec     55. 44.100 / 55. 44.100
   libavformat    55. 21.100 / 55. 21.100
   libavdevice    55.  5.100 / 55.  5.100
   libavfilter     3. 91.100 /  3. 91.100
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 Guessed Channel Layout for  Input Stream #0.0 : stereo
 Input #0, wav, from '.\COMP20T02.WAV':
   Metadata:
     comment         : sSPEED=023.976-ND
                     : sTAKE=02
                     : sUBITS=$21111300
                     : sSWVER=1.04.09
                     : sSCENE=COMP20
                     : sFILENAME=COMP20T02.WAV
                     : sTAPE=131121
                     : sCIRCLED=FALSE
                     : sTRK1=MixL
                     : sTRK2=MixR
                     : sNOTE=
                     :
     encoded_by      : Sound Dev: Mix664 S#KA0513012001
 '''    originator_reference: USSDVKA0513012001131121IR6sb  01'''
    ''' date            : 2013-11-21'''
     '''creation_time   : 18:27:12'''
    ''' time_reference  : 3015876865'''
    ''' coding_history  : A=PCM,F=48000,W=24,M=stereo,R=48000,T=2Ch'''
                     :
   Duration: 00:00:57.06, bitrate: 2304 kb/s
     Stream #0:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz,
 stereo, s32, 2304 kb/s
 Output #0, wav, to '.\COMP20T02_ffmpeg.WAV':
   Metadata:
     ICMT            : sSPEED=023.976-ND
                     : sTAKE=02
                     : sUBITS=$21111300
                     : sSWVER=1.04.09
                     : sSCENE=COMP20
                     : sFILENAME=COMP20T02.WAV
                     : sTAPE=131121
                     : sCIRCLED=FALSE
                     : sTRK1=MixL
                     : sTRK2=MixR
                     : sNOTE=
                     :
     ITCH            : Sound Dev: Mix664 S#KA0513012001
     originator_reference: USSDVKA0513012001131121IR6sb  01
     ICRD            : 2013-11-21
     coding_history  : A=PCM,F=48000,W=24,M=stereo,R=48000,T=2 Ch
                     :
     time_reference  : 3015876865
     ISFT            : Lavf55.21.100
     Stream #0:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz,
 stereo, 2304 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (copy)
 Press [q] to stop, [?] for help
 size=   16048kB time=00:00:57.05 bitrate=2304.0kbits/s
 video:0kB audio:16047kB subtitle:0 global headers:0kB muxing overhead
 0.002057%
 PS D:\Projects\CMU Video\Sound> ffmpeg -i .\COMP20T02.WAV -t 10 -codec:a
 copy .\COMP20T02_ffmpeg_trim.WAV
 ffmpeg version N-58338-gfb7d70c Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Nov 21 2013 20:11:19 with gcc 4.8.2 (GCC)
   configuration: --disable-static --enable-shared --enable-gpl --enable-
 version3 --disable-w32threads --enable-avisynth
 --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enable-iconv --enable-libass --enable-libbluray --e
 nable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-lib
 opencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-
 libopus --enable-librtmp --enable-libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --enable-libvidstab --enable-libvo-aacenc --
 enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-
 libwavpack --enable-libx264 --enable-libxavs --enable-
 libxvid --enable-zlib
   libavutil      52. 53.100 / 52. 53.100
   libavcodec     55. 44.100 / 55. 44.100
   libavformat    55. 21.100 / 55. 21.100
   libavdevice    55.  5.100 / 55.  5.100
   libavfilter     3. 91.100 /  3. 91.100
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 Guessed Channel Layout for  Input Stream #0.0 : stereo
 Input #0, wav, from '.\COMP20T02.WAV':
   Metadata:
     comment         : sSPEED=023.976-ND
                     : sTAKE=02
                     : sUBITS=$21111300
                     : sSWVER=1.04.09
                     : sSCENE=COMP20
                     : sFILENAME=COMP20T02.WAV
                     : sTAPE=131121
                     : sCIRCLED=FALSE
                     : sTRK1=MixL
                     : sTRK2=MixR
                     : sNOTE=
                     :
     encoded_by      : Sound Dev: Mix664 S#KA0513012001
     originator_reference: USSDVKA0513012001131121IR6sb  01
     date            : 2013-11-21
     creation_time   : 18:27:12
     time_reference  : 3015876865
     coding_history  : A=PCM,F=48000,W=24,M=stereo,R=48000,T=2 Ch
                     :
   Duration: 00:00:57.06, bitrate: 2304 kb/s
     Stream #0:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz,
 stereo, s32, 2304 kb/s
 Output #0, wav, to '.\COMP20T02_ffmpeg_trim.WAV':
   Metadata:
     ICMT            : sSPEED=023.976-ND
                     : sTAKE=02
                     : sUBITS=$21111300
                     : sSWVER=1.04.09
                     : sSCENE=COMP20
                     : sFILENAME=COMP20T02.WAV
                     : sTAPE=131121
                     : sCIRCLED=FALSE
                     : sTRK1=MixL
                     : sTRK2=MixR
                     : sNOTE=
                     :
     ITCH            : Sound Dev: Mix664 S#KA0513012001
     originator_reference: USSDVKA0513012001131121IR6sb  01
     ICRD            : 2013-11-21
     coding_history  : A=PCM,F=48000,W=24,M=stereo,R=48000,T=2 Ch
                     :
     time_reference  : 3015876865
     ISFT            : Lavf55.21.100
     Stream #0:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz,
 stereo, 2304 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (copy)
 Press [q] to stop, [?] for help
 size=    2814kB time=00:00:10.00 bitrate=2304.3kbits/s
 video:0kB audio:2813kB subtitle:0 global headers:0kB muxing overhead
 0.011733%


 PS D:\Projects\CMU Video\FFMPEG_Trim_test> ffprobe .\COMP20T02_ffmpeg.WAV
 ffprobe version N-58338-gfb7d70c Copyright (c) 2007-2013 the FFmpeg
 developers
   built on Nov 21 2013 20:11:19 with gcc 4.8.2 (GCC)
   configuration: --disable-static --enable-shared --enable-gpl --enable-
 version3 --disable-w32threads --enable-avisynth
 --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enable-iconv --enable-libass --enable-libbluray --e
 nable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-lib
 opencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-
 libopus --enable-librtmp --enable-libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --enable-libvidstab --enable-libvo-aacenc --
 enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-
 libwavpack --enable-libx264 --enable-libxavs --enable-
 libxvid --enable-zlib
   libavutil      52. 53.100 / 52. 53.100
   libavcodec     55. 44.100 / 55. 44.100
   libavformat    55. 21.100 / 55. 21.100
   libavdevice    55.  5.100 / 55.  5.100
   libavfilter     3. 91.100 /  3. 91.100
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, wav, from '.\COMP20T02_ffmpeg.WAV':
   Metadata:
     comment         : sSPEED=023.976-ND
                     : sTAKE=02
                     : sUBITS=$21111300
                     : sSWVER=1.04.09
                     : sSCENE=COMP20
                     : sFILENAME=COMP20T02.WAV
                     : sTAPE=131121
                     : sCIRCLED=FALSE
                     : sTRK1=MixL
                     : sTRK2=MixR
                     : sNOTE=
                     :
     date            : 2013-11-21
     encoder         : Lavf55.21.100
     encoded_by      : Sound Dev: Mix664 S#KA0513012001
   Duration: 00:00:57.06, bitrate: 2304 kb/s
     Stream #0:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz,
 stereo, s32, 2304 kb/s

 PS D:\Projects\CMU Video\FFMPEG_Trim_test> ffprobe .\COMP2T02.WAV
 ffprobe version N-58338-gfb7d70c Copyright (c) 2007-2013 the FFmpeg
 developers
   built on Nov 21 2013 20:11:19 with gcc 4.8.2 (GCC)
   configuration: --disable-static --enable-shared --enable-gpl --enable-
 version3 --disable-w32threads --enable-avisynth
 --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enable-iconv --enable-libass --enable-libbluray --e
 nable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-lib
 opencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-
 libopus --enable-librtmp --enable-libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --enable-libvidstab --enable-libvo-aacenc --
 enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-
 libwavpack --enable-libx264 --enable-libxavs --enable-
 libxvid --enable-zlib
   libavutil      52. 53.100 / 52. 53.100
   libavcodec     55. 44.100 / 55. 44.100
   libavformat    55. 21.100 / 55. 21.100
   libavdevice    55.  5.100 / 55.  5.100
   libavfilter     3. 91.100 /  3. 91.100
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, wav, from '.\COMP2T02.WAV':
   Metadata:
     comment         : sSPEED=023.976-ND
                     : sTAKE=02
                     : sUBITS=$00000000
                     : sSWVER=1.04.09
                     : sSCENE=COMP2
                     : sFILENAME=COMP2T02.WAV
                     : sTAPE=131121
                     : sCIRCLED=FALSE
                     : sTRK1=MixL
                     : sTRK2=MixR
                     : sTRK3=Boom
                     : sTRK5=LAV2
                     : sNOTE=ROOMTONE
                     :
     encoded_by      : Sound Dev: Mix664 S#KA0513012001
     originator_reference: USSDVKA0513012001131121AaKs8  01
     date            : 2013-11-21
     creation_time   : 10:36:40
     time_reference  : 47663617
     coding_history  : A=PCM,F=48000,W=24,M=multi,R=48000,T=4 Ch
                     :
   Duration: 00:00:28.03, bitrate: 4609 kb/s
     Stream #0:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz, 4
 channels, s32, 4608 kb/s

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/3163>
FFmpeg <http://ffmpeg.org>
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