[FFmpeg-trac] #468(avformat:open): No audio tracks in QuickTime

FFmpeg trac at avcodec.org
Fri Mar 1 17:25:08 CET 2013


#468: No audio tracks in QuickTime
------------------------------------+------------------------------------
             Reporter:  Alex__      |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  mov         |               Blocked By:
             Blocking:              |  Reproduced by developer:  1
Analyzed by developer:  0           |
------------------------------------+------------------------------------
Changes (by cehoyos):

 * keywords:   => mov
 * status:  new => open
 * version:  0.8.2 => git-master
 * reproduced:  0 => 1


Comment:

 Updated patch (tested) attached, following command line allows to
 reproduce the original problem:
 {{{
 $ ffmpeg -i fate-suite/svq3/Vertical400kbit.sorenson3.mov -i fate-
 suite/aac/al_sbr_cm_48_5.1.mp4 -map 0:0 -map 0:1 -map 1:0 -acodec aac
 -strict -2 -vcodec mpeg4 -qscale 5 out.m4v
 ffmpeg version N-50389-ge20f2dc Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Mar  1 2013 09:20:03 with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl --disable-indev=jack
   libavutil      52. 17.103 / 52. 17.103
   libavcodec     54. 92.100 / 54. 92.100
   libavformat    54. 63.102 / 54. 63.102
   libavdevice    54.  3.103 / 54.  3.103
   libavfilter     3. 41.100 /  3. 41.100
   libswscale      2.  2.100 /  2.  2.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  2.100 / 52.  2.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1e616a0] max_analyze_duration 5000000 reached
 at 5000998 microseconds
 Guessed Channel Layout for  Input Stream #0.1 : mono
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'fate-
 suite/svq3/Vertical400kbit.sorenson3.mov':
   Metadata:
     creation_time   : 2001-03-20 16:17:18
     title           : Vertical Online SV3 Demo
     title-eng       : Vertical Online SV3 Demo
     artist          : Logan Kelsey
     artist-eng      : Logan Kelsey
     copyright       : © Vertical Online 2001
     copyright-eng   : © Vertical Online 2001
     encoder         : Sorenson Video 3
     encoder-eng     : Sorenson Video 3
   Duration: 00:00:43.58, start: 0.000000, bitrate: 580 kb/s
     Stream #0:0(eng): Video: svq3 (SVQ3 / 0x33515653), yuvj420p, 320x240,
 391 kb/s, 30.02 fps, 30 tbr, 600 tbn, 600 tbc
     Metadata:
       creation_time   : 2001-03-20 16:17:18
       handler_name    : Apple Alias Data Handler
     Stream #0:1(eng): Audio: adpcm_ima_qt (ima4 / 0x34616D69), 44100 Hz,
 mono, s16p, 176 kb/s
     Metadata:
       creation_time   : 2001-03-20 16:17:18
       handler_name    : Apple Alias Data Handler
 Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'fate-
 suite/aac/al_sbr_cm_48_5.1.mp4':
   Metadata:
     major_brand     : mp42
     minor_version   : 0
     compatible_brands: mp42isom
     creation_time   : 2008-01-22 11:26:59
   Duration: 00:00:32.17, start: 0.000000, bitrate: 129 kb/s
     Stream #1:0(und): Audio: aac (mp4a / 0x6134706D), 48000 Hz, 6 channels
 (FL+FR+FC+LFE+FLC+FRC), fltp, 128 kb/s
     Metadata:
       creation_time   : 2008-01-22 11:26:59
       handler_name    : soun
 Please use -q:a or -q:v, -qscale is ambiguous
 Output #0, ipod, to 'out.m4v':
   Metadata:
     encoder-eng     : Sorenson Video 3
     title           : Vertical Online SV3 Demo
     title-eng       : Vertical Online SV3 Demo
     artist          : Logan Kelsey
     artist-eng      : Logan Kelsey
     copyright       : © Vertical Online 2001
     copyright-eng   : © Vertical Online 2001
     encoder         : Lavf54.63.102
     Stream #0:0(eng): Video: mpeg4 (mp4v / 0x7634706D), yuv420p, 320x240,
 q=2-31, 200 kb/s, 15360 tbn, 30 tbc
     Metadata:
       creation_time   : 2001-03-20 16:17:18
       handler_name    : Apple Alias Data Handler
     Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, mono,
 fltp, 128 kb/s
     Metadata:
       creation_time   : 2001-03-20 16:17:18
       handler_name    : Apple Alias Data Handler
     Stream #0:2(und): Audio: aac (mp4a / 0x6134706D), 48000 Hz, 6 channels
 (FL+FR+FC+LFE+FLC+FRC), fltp, 128 kb/s
     Metadata:
       creation_time   : 2008-01-22 11:26:59
       handler_name    : soun
 Stream mapping:
   Stream #0:0 -> #0:0 (svq3 -> mpeg4)
   Stream #0:1 -> #0:1 (adpcm_ima_qt -> aac)
   Stream #1:0 -> #0:2 (aac -> aac)
 Press [q] to stop, [?] for help
 Multiple frames in a packet from stream 1
 frame= 1308 fps=476 q=5.0 Lsize=    2935kB time=00:00:43.60 bitrate=
 551.4kbits/s
 video:1953kB audio:939kB subtitle:0 global headers:0kB muxing overhead
 1.477469%
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/468#comment:24>
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