[FFmpeg-trac] #867(avformat:open): support in24 audio in mov muxer

FFmpeg trac at avcodec.org
Wed Dec 19 06:01:15 CET 2012


#867: support in24 audio in mov muxer
------------------------------------+------------------------------------
             Reporter:  dericed     |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  atag mov    |               Blocked By:
             Blocking:              |  Reproduced by developer:  1
Analyzed by developer:  0           |
------------------------------------+------------------------------------

Comment (by dericed):

 Not exactly sure when this was fixed, but when I now try to replicate the
 commands I originally posted the output is as expected.

 {{{
 ffmpeg -i fcp_capture2.mov -vn -acodec pcm_s24be -atag in24 in24.mov
 ffmpeg version 1.0.git Copyright (c) 2000-2012 the FFmpeg developers
   built on Dec 18 2012 23:49:10 with Apple clang version 4.1
 (tags/Apple/clang-421.11.66) (based on LLVM 3.1svn)
   configuration: --prefix=/usr/local/Cellar/ffmpeg/HEAD --enable-shared
 --enable-gpl --enable-version3 --enable-nonfree --enable-hardcoded-tables
 --cc=cc --host-cflags= --host-ldflags= --enable-libx264 --enable-libfaac
 --enable-libmp3lame --enable-libxvid --enable-ffplay
   libavutil      52. 12.100 / 52. 12.100
   libavcodec     54. 80.100 / 54. 80.100
   libavformat    54. 49.102 / 54. 49.102
   libavdevice    54.  3.102 / 54.  3.102
   libavfilter     3. 28.102 /  3. 28.102
   libswscale      2.  1.103 /  2.  1.103
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  2.100 / 52.  2.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f8b5080f200] Stream #1: not enough frames to
 estimate rate; consider increasing probesize
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f8b5080f200] Stream #2: not enough frames to
 estimate rate; consider increasing probesize
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f8b5080f200] Stream #3: not enough frames to
 estimate rate; consider increasing probesize
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f8b5080f200] Stream #4: not enough frames to
 estimate rate; consider increasing probesize
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7f8b5080f200] Stream #5: not enough frames to
 estimate rate; consider increasing probesize
 Guessed Channel Layout for  Input Stream #0.2 : stereo
 Guessed Channel Layout for  Input Stream #0.3 : mono
 Guessed Channel Layout for  Input Stream #0.4 : mono
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'fcp_capture2.mov':
   Metadata:
     creation_time   : 2012-11-29 21:23:35
     timecode        : 01:26:27;06
   Duration: 00:00:00.40, start: 0.098771, bitrate: 216637 kb/s
     Stream #0:0(eng): Video: rawvideo (2vuy / 0x79757632), uyvy422,
 720x486, 136674 kb/s, 24.41 fps, 29.97 tbr, 2997 tbn, 2997 tbc
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
     Stream #0:1(eng): Subtitle: eia_608 (c608 / 0x38303663)
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
     Stream #0:2(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz,
 stereo, s32, 2304 kb/s
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
     Stream #0:3(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz,
 mono, s32, 1152 kb/s
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
     Stream #0:4(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz,
 mono, s32, 1152 kb/s
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
     Stream #0:5(eng): Data: none (tmcd / 0x64636D74)
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
       timecode        : 01:26:27;06
 Output #0, mov, to 'in24.mov':
   Metadata:
     timecode        : 01:26:27;06
     encoder         : Lavf54.49.102
     Stream #0:0(eng): Audio: pcm_s24be (in24 / 0x34326E69), 48000 Hz,
 stereo, s32, 2304 kb/s
     Metadata:
       creation_time   : 2012-11-29 21:23:36
       handler_name    : Apple Alias Data Handler
 Stream mapping:
   Stream #0:2 -> #0:0 (pcm_s24le -> pcm_s24be)
 Press [q] to stop, [?] for help
 size=     134kB time=00:00:00.57 bitrate=1916.9kbits/s
 video:0kB audio:133kB subtitle:0 global headers:0kB muxing overhead
 0.551449%
 }}}

 Then read back the output
 {{{
 ffmpeg -i in24.mov
 ffmpeg version 1.0.git Copyright (c) 2000-2012 the FFmpeg developers
   built on Dec 18 2012 23:49:10 with Apple clang version 4.1
 (tags/Apple/clang-421.11.66) (based on LLVM 3.1svn)
   configuration: --prefix=/usr/local/Cellar/ffmpeg/HEAD --enable-shared
 --enable-gpl --enable-version3 --enable-nonfree --enable-hardcoded-tables
 --cc=cc --host-cflags= --host-ldflags= --enable-libx264 --enable-libfaac
 --enable-libmp3lame --enable-libxvid --enable-ffplay
   libavutil      52. 12.100 / 52. 12.100
   libavcodec     54. 80.100 / 54. 80.100
   libavformat    54. 49.102 / 54. 49.102
   libavdevice    54.  3.102 / 54.  3.102
   libavfilter     3. 28.102 /  3. 28.102
   libswscale      2.  1.103 /  2.  1.103
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  2.100 / 52.  2.100
 Guessed Channel Layout for  Input Stream #0.0 : stereo
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'in24.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     encoder         : Lavf54.49.102
   Duration: 00:00:00.47, start: 0.098000, bitrate: 2314 kb/s
     Stream #0:0(eng): Audio: pcm_s24be (in24 / 0x34326E69), 48000 Hz,
 stereo, s32, 2304 kb/s
     Metadata:
       handler_name    : DataHandler
 At least one output file must be specified
 }}}

 The result is the same if I omit the -atag in24, the output defaults to
 the in24 fourcc. It appears that in24 is now supported in the mov muxer.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/867#comment:6>
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