[FFmpeg-trac] #7604(avcodec:reopened): G.729A/B codec decoder not available.

[FFmpeg]

#7604: G.729A/B codec decoder not available.
-------------------------------------+-------------------------------------
             Reporter:               |                    Owner:
  sameerthapaevontech                |                   Status:  reopened
                 Type:  defect       |                Component:  avcodec
             Priority:  normal       |               Resolution:
              Version:  unspecified  |               Blocked By:
             Keywords:               |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by sameerthapaevontech):

 * status:  closed => reopened
 * resolution:  invalid =>


Comment:

 Now I compiled ffmpeg source code from github.

 ffmpeg version N-92671-g0e8eb07 Copyright (c) 2000-2018 the FFmpeg
 developers
 built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-28)
 on CentOS Linux release 7.5.1804 (Core)

 '''command:'''
 ffmpeg -i audio.g729 -acodec pcm_s16le -ar 8000 output.wav

 '''output''':
 ffmpeg version N-92671-g0e8eb07 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-28)
   configuration:
   libavutil      56. 24.101 / 56. 24.101
   libavcodec     58. 42.100 / 58. 42.100
   libavformat    58. 24.100 / 58. 24.100
   libavdevice    58.  6.101 / 58.  6.101
   libavfilter     7. 46.101 /  7. 46.101
   libswscale      5.  4.100 /  5.  4.100
   libswresample   3.  4.100 /  3.  4.100
 [g729 @ 0x2c234c0] Estimating duration from bitrate, this may be
 inaccurate
 Guessed Channel Layout for Input Stream #0.0 : mono
 Input #0, g729, from '7a6e3680-bed16aaa-1a1-1603a8c0.g729':
   Duration: 00:00:19.31, start: 0.000000, bitrate: 8 kb/s
     Stream #0:0: Audio: g729, 8000 Hz, mono, s16
 Stream mapping:
   Stream #0:0 -> #0:0 (g729 (native) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 Output #0, wav, to 'audio.wav':
   Metadata:
     ISFT            : Lavf58.24.100
     Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 8000 Hz, mono,
 s16, 128 kb/s
     Metadata:
       encoder         : Lavc58.42.100 pcm_s16le
 7a6e3680-bed16aaa-1a1-1603a8c0.g729: corrupt input packet in stream 0
 [g729 @ 0x2c25100] Packet size 4 is unknown.
 Error while decoding stream #0:0: Invalid data found when processing input
 size=     302kB time=00:00:00.25 bitrate=9840.0kbits/s speed=2.16x
 video:0kB audio:302kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.025246%

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Ticket URL: <https://trac.ffmpeg.org/ticket/7604#comment:2>
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