[FFmpeg-trac] #2038(undetermined:new): Request for ffmpeg being able to join multiple files

FFmpeg trac at avcodec.org
Sun Dec 23 05:45:24 CET 2012


#2038: Request for ffmpeg being able to join multiple files
-------------------------------------+-------------------------------------
             Reporter:  ramitbhalla  |                    Owner:
                 Type:  enhancement  |                   Status:  new
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:  concat       |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by ramitbhalla):

 For example, if I run the following command (attaching 3 sample files
 used)

 ffmpeg -i "concat:test1.wtv|test2.wtv|test3.wtv" -c copy test.wtv

 The output file (test.wtv) only contains the first file (test1.wtv) and
 not the remaining two.

 {{{
 ffmpeg version N-48065-g6375318 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Dec 21 2012 09:06:30 with gcc 4.7.2 (GCC)
   configuration: --enable-static --arch=x86 --target-os=mingw32 --cross-
 prefix=/home/rdp/dev/ffmpeg-windows-build-helper
 s/sandbox/mingw-w64-i686/bin/i686-w64-mingw32- --pkg-config=pkg-config
 --enable-gpl --enable-libx264 --enable-avisynth -
 -enable-libxvid --enable-libmp3lame --enable-version3 --enable-zlib
 --enable-librtmp --enable-libvorbis --enable-libtheo
 ra --enable-libspeex --enable-libopenjpeg --enable-gnutls --enable-libgsm
 --enable-libfreetype --enable-fontconfig --ena
 ble-libass --enable-libutvideo --enable-libopus --disable-w32threads
 --enable-frei0r --enable-filter=frei0r --enable-lib
 vo-aacenc --enable-bzlib --enable-libxavs --extra-
 cflags=-DPTW32_STATIC_LIB --enable-libopencore-amrnb --enable-libopenc
 ore-amrwb --enable-libvo-amrwbenc --enable-libschroedinger --enable-
 libbluray --enable-libvpx --enable-runtime-cpudetect

   libavutil      52. 12.100 / 52. 12.100
   libavcodec     54. 81.100 / 54. 81.100
   libavformat    54. 49.102 / 54. 49.102
   libavdevice    54.  3.102 / 54.  3.102
   libavfilter     3. 29.100 /  3. 29.100
   libswscale      2.  1.103 /  2.  1.103
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  2.100 / 52.  2.100
 Input #0, wtv, from 'concat:test1.wtv|test2.wtv|test3.wtv':
   Metadata:
     WM/MediaClassPrimaryID: db9830bd-3ab3-4fab-8a371a995f7ff74
     WM/MediaClassSecondaryID: ba7f258a-62f7-47a9-b21f4651c42a000
     Title           : Guys With Kids
     WM/SubTitle     : Thanksgiving
     WM/SubTitleDescription: Sheila tries to win the gang over with a
 traditional Thanksgiving dinner; Gary decides to sp
 end the holiday waiting in line for a TV that's on sale.
     genre           : Comedy;Series
     WM/OriginalReleaseTime: 0
     WM/MediaCredits : Anthony Anderson/Zach Cregger/Jesse Bradford/Jamie-
 Lynn Sigler/Tempestt Bledsoe;;;Emmitt Smith/Eri
 nn Hayes
     service_provider: KNBC
     service_name    : KNBC
     WM/MediaNetworkAffiliation: NBC Affiliate
     WM/MediaOriginalChannel: 4
     WM/MediaOriginalChannelSubNumber: 0
     WM/MediaOriginalBroadcastDateTime: 2012-11-21T08:00:00Z
     WM/MediaOriginalRunTime: 20974292466
     WM/MediaIsStereo: true
     WM/MediaIsRepeat: false
     WM/MediaIsLive  : false
     WM/MediaIsTape  : false
     WM/MediaIsDelay : false
     WM/MediaIsSubtitled: false
     WM/MediaIsMovie : false
     WM/MediaIsPremiere: false
     WM/MediaIsFinale: false
     WM/MediaIsSAP   : false
     WM/MediaIsSport : false
     WM/ParentalRating: TV-PG
     WM/Provider     : MediaCenterDefault
     WM/VideoClosedCaptioning: true
     WM/WMRVEncodeTime: 2012-11-22 04:28:02
     WM/WMRVSeriesUID: !MCSeries!274690485
     WM/WMRVServiceID: !MCService!28455445
     WM/WMRVProgramID: !MCProgram!282437030
     WM/WMRVRequestID: 0
     WM/WMRVScheduleItemID: 0
     WM/WMRVQuality  : 0
     WM/WMRVOriginalSoftPrePadding: 420
     WM/WMRVOriginalSoftPostPadding: 180
     WM/WMRVHardPrePadding: -300
     WM/WMRVHardPostPadding: 0
     WM/WMRVATSCContent: true
     WM/WMRVDTVContent: true
     WM/WMRVHDContent: false
     WM/MediaThumbType: 3
     WM/MediaThumbTimeStamp: 4643601142938852099
     WM/WMRVEndTime  : 2012-11-22 05:03:01
     WM/WMRVBitrate  : 3.975938
     WM/WMRVKeepUntil: -1
     WM/WMRVActualSoftPrePadding: 417
     WM/WMRVActualSoftPostPadding: 181
     WM/WMRVContentProtected: false
     WM/WMRVContentProtectedPercent: 0
     WM/WMRVExpirationSpan: 9223372036854775807
     WM/WMRVInBandRatingSystem: 255
     WM/WMRVInBandRatingLevel: 255
     WM/WMRVInBandRatingAttributes: 0
     WM/WMRVWatched  : true
     WM/MediaThumbWidth: 352
     WM/MediaThumbHeight: 320
     WM/MediaThumbStride: 1056
     WM/MediaThumbRet: 0
     WM/MediaThumbRatingSystem: 9
     WM/MediaThumbRatingLevel: 10
     WM/MediaThumbRatingAttributes: 0
     WM/MediaThumbAspectRatioX: 4
     WM/MediaThumbAspectRatioY: 3
     encoder         : Lavf54.49.102
   Duration: 00:00:05.01, start: 0.005256, bitrate: 10001 kb/s
     Stream #0:0[0x2]: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo,
 fltp, 192 kb/s
     Stream #0:1[0x3]: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo,
 fltp, 192 kb/s
     Stream #0:2[0x4]: Video: mpeg2video (Main), yuv420p, 528x480 [SAR
 40:33 DAR 4:3], 29.97 fps, 29.97 tbr, 10000k tbn,
 59.94 tbc
 Output #0, wtv, to 'test.wtv':
   Metadata:
     WM/MediaClassPrimaryID: db9830bd-3ab3-4fab-8a371a995f7ff74
     WM/MediaClassSecondaryID: ba7f258a-62f7-47a9-b21f4651c42a000
     Title           : Guys With Kids
     WM/SubTitle     : Thanksgiving
     WM/SubTitleDescription: Sheila tries to win the gang over with a
 traditional Thanksgiving dinner; Gary decides to sp
 end the holiday waiting in line for a TV that's on sale.
     genre           : Comedy;Series
     WM/OriginalReleaseTime: 0
     WM/MediaCredits : Anthony Anderson/Zach Cregger/Jesse Bradford/Jamie-
 Lynn Sigler/Tempestt Bledsoe;;;Emmitt Smith/Eri
 nn Hayes
     service_provider: KNBC
     service_name    : KNBC
     WM/MediaNetworkAffiliation: NBC Affiliate
     WM/MediaOriginalChannel: 4
     WM/MediaOriginalChannelSubNumber: 0
     WM/MediaOriginalBroadcastDateTime: 2012-11-21T08:00:00Z
     WM/MediaOriginalRunTime: 20974292466
     WM/MediaIsStereo: true
     WM/MediaIsRepeat: false
     WM/MediaIsLive  : false
     WM/MediaIsTape  : false
     WM/MediaIsDelay : false
     WM/MediaIsSubtitled: false
     WM/MediaIsMovie : false
     WM/MediaIsPremiere: false
     WM/MediaIsFinale: false
     WM/MediaIsSAP   : false
     WM/MediaIsSport : false
     WM/ParentalRating: TV-PG
     WM/Provider     : MediaCenterDefault
     WM/VideoClosedCaptioning: true
     WM/WMRVEncodeTime: 2012-11-22 04:28:02
     WM/WMRVSeriesUID: !MCSeries!274690485
     WM/WMRVServiceID: !MCService!28455445
     WM/WMRVProgramID: !MCProgram!282437030
     WM/WMRVRequestID: 0
     WM/WMRVScheduleItemID: 0
     WM/WMRVQuality  : 0
     WM/WMRVOriginalSoftPrePadding: 420
     WM/WMRVOriginalSoftPostPadding: 180
     WM/WMRVHardPrePadding: -300
     WM/WMRVHardPostPadding: 0
     WM/WMRVATSCContent: true
     WM/WMRVDTVContent: true
     WM/WMRVHDContent: false
     WM/MediaThumbType: 3
     WM/MediaThumbTimeStamp: 4643601142938852099
     WM/WMRVEndTime  : 2012-11-22 05:03:01
     WM/WMRVBitrate  : 3.975938
     WM/WMRVKeepUntil: -1
     WM/WMRVActualSoftPrePadding: 417
     WM/WMRVActualSoftPostPadding: 181
     WM/WMRVContentProtected: false
     WM/WMRVContentProtectedPercent: 0
     WM/WMRVExpirationSpan: 9223372036854775807
     WM/WMRVInBandRatingSystem: 255
     WM/WMRVInBandRatingLevel: 255
     WM/WMRVInBandRatingAttributes: 0
     WM/WMRVWatched  : true
     WM/MediaThumbWidth: 352
     WM/MediaThumbHeight: 320
     WM/MediaThumbStride: 1056
     WM/MediaThumbRet: 0
     WM/MediaThumbRatingSystem: 9
     WM/MediaThumbRatingLevel: 10
     WM/MediaThumbRatingAttributes: 0
     WM/MediaThumbAspectRatioX: 4
     WM/MediaThumbAspectRatioY: 3
     encoder         : Lavf54.49.102
     Stream #0:0: Video: mpeg2video (mpg2 / 0x3267706D), yuv420p, 528x480
 [SAR 40:33 DAR 4:3], q=2-31, 29.97 fps, 10000k
 tbn, 29.97 tbc
     Stream #0:1: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo, 192
 kb/s
 Stream mapping:
   Stream #0:2 -> #0:0 (copy)
   Stream #0:0 -> #0:1 (copy)
 Press [q] to stop, [?] for help
 frame=  150 fps=0.0 q=-1.0 Lsize=    1256kB time=00:00:05.02
 bitrate=2048.0kbits/s
 video:1062kB audio:118kB subtitle:0 global headers:0kB muxing overhead
 6.496203%
 }}}

 This strategy only seems to work if the inputs files are mpegts files.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2038#comment:2>
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