[FFmpeg-trac] #2159(undetermined:closed): FFMPEG not consistently identifying audio tracks and selects audio track with no data

FFmpeg trac at avcodec.org
Sun Jan 20 02:36:18 CET 2013


#2159: FFMPEG not consistently identifying audio tracks and selects audio track
with no data
-------------------------------------+-------------------------------------
             Reporter:  ramitbhalla  |                    Owner:
                 Type:  defect       |                   Status:  closed
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |  worksforme
Analyzed by developer:  0            |               Blocked By:
                                     |  Reproduced by developer:  0
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * status:  new => closed
 * resolution:   => worksforme


Comment:

 Replying to [ticket:2159 ramitbhalla]:
 > {{{
 > [mpegts @ 002fc960] max_analyze_duration 5000000 reached at 5000000
 > [mpegts @ 002fc960] Could not find codec parameters for stream 1 (Audio:
 mp3 ([3][0][0][0] / 0x0003), 0 channels, s16p):
 >  unspecified frame size
 > Consider increasing the value for the 'analyzeduration' and 'probesize'
 options
 > }}}

 Please reopen this ticket if you believe this message can be improved.
 {{{
 $ ffmpeg -i The\ Adventures\ of\ Abney\ and\
 Teal_CBeebies_2013_01_03_17_55_00.wtv -map 0:0 -map 0:1 -acodec copy
 -vcodec copy out.ts
 }}}
 {{{
 $ ffmpeg -probesize 85M -analyzeduration 250M -i out.ts
 ffmpeg version N-49028-ga5faae4 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Jan 19 2013 14:54:44 with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl --disable-indev=jack
   libavutil      52. 15.100 / 52. 15.100
   libavcodec     54. 89.100 / 54. 89.100
   libavformat    54. 61.101 / 54. 61.101
   libavdevice    54.  3.102 / 54.  3.102
   libavfilter     3. 32.101 /  3. 32.101
   libswscale      2.  1.103 /  2.  1.103
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  2.100 / 52.  2.100
 [mpegts @ 0x24716e0] max_analyze_duration 250000000 reached at 250000000
 microseconds
 Input #0, mpegts, from 'out.ts':
   Duration: 00:20:35.76, start: 2.520144, bitrate: 2198 kb/s
   Program 1
     Metadata:
       service_name    : CBeebies
       service_provider: CBeebies
     Stream #0:0[0x100](eng): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
 mono, s16p, 64 kb/s (hearing impaired)
     Stream #0:1[0x101]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002),
 yuv420p, 720x576 [SAR 64:45 DAR 16:9], 25 fps, 25 tbr, 90k tbn, 50 tbc
 At least one output file must be specified
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2159#comment:1>
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