[libav-bugs] [Bug 497] New: MPEG-TS LATM output is not decodable by libav

bugzilla-daemon at aruru.libav.org bugzilla-daemon at aruru.libav.org
Mon Apr 22 22:40:10 CEST 2013


http://bugzilla.libav.org/show_bug.cgi?id=497

           Summary: MPEG-TS LATM output is not decodable by libav
           Product: Libav
           Version: git HEAD
          Platform: All
        OS/Version: Linux
            Status: NEW
          Severity: enhancement
          Priority: Normal
         Component: libavformat
        AssignedTo: bugzilla at libav.org
        ReportedBy: alex.converse at gmail.com


$ ./avconv -i
~/src/libav/fate-suite/audio-reference/luckynight_2ch_44kHz_s16.wav -c:a
libfdk_aac -mpegts_flags latm out.ts
avconv version v9-1074-gc1ad70c, Copyright (c) 2000-2013 the Libav developers
  built on Apr 22 2013 12:10:21 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
[wav @ 0x212f8e0] max_analyze_duration reached
Guessed Channel Layout for  Input Stream #0.0 : stereo
Input #0, wav, from
'/home/alex/src/libav/fate-suite/audio-reference/luckynight_2ch_44kHz_s16.wav':
  Duration: 00:00:09.50, bitrate: 1411 kb/s
    Stream #0.0: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s
File 'out.ts' already exists. Overwrite ? [y/N] y
Output #0, mpegts, to 'out.ts':
  Metadata:
    encoder         : Lavf55.0.0
    Stream #0.0: Audio: libfdk_aac, 44100 Hz, stereo, s16, 128 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (pcm_s16le -> libfdk_aac)
Press ctrl-c to stop encoding
size=     169kB time=9.52 bitrate= 145.2kbits/s    
video:0kB audio:149kB global headers:0kB muxing overhead 13.270089%

$ ./avconv -i out.ts out.wav
avconv version v9-1074-gc1ad70c, Copyright (c) 2000-2013 the Libav developers
  built on Apr 22 2013 12:10:21 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
[mpegts @ 0x18ce8e0] max_analyze_duration reached
Input #0, mpegts, from 'out.ts':
  Duration: 00:00:09.52, start: 1.353556, bitrate: 145 kb/s
  Program 1 
    Metadata:
      service_name    : Service01
      service_provider: Libav
    Stream #0.0[0x100]: Audio: aac_latm, 0 channels, fltp
File 'out.wav' already exists. Overwrite ? [y/N] y
Output #0, wav, to 'out.wav':
Output file #0 does not contain any stream

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