[FFmpeg-trac] #6756(undetermined:closed): comfortnoise decoder prints warnings and decodes forever even if given a time limit

[FFmpeg]

#6756: comfortnoise decoder prints warnings and decodes forever even if given a
time limit
-------------------------------------+-------------------------------------
             Reporter:  jcowgill     |                    Owner:
                 Type:  defect       |                   Status:  closed
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |  worksforme
Analyzed by developer:  0            |               Blocked By:
                                     |  Reproduced by developer:  0
-------------------------------------+-------------------------------------
Changes (by cehoyos):

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


Comment:

 {{{
 $ ffmpeg -f lavfi -i sine=d=10 -c:a comfortnoise -f nut comfortnoise.nut
 -y
 ffmpeg version N-87875-gf685bbc Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 6.3.0 (GCC)
   configuration: --enable-gpl
   libavutil      55. 79.100 / 55. 79.100
   libavcodec     57.108.100 / 57.108.100
   libavformat    57. 84.100 / 57. 84.100
   libavdevice    57. 11.100 / 57. 11.100
   libavfilter     6.108.100 /  6.108.100
   libswscale      4.  9.100 /  4.  9.100
   libswresample   2. 10.100 /  2. 10.100
   libpostproc    54.  8.100 / 54.  8.100
 Input #0, lavfi, from 'sine=d=10':
   Duration: N/A, start: 0.000000, bitrate: 705 kb/s
     Stream #0:0: Audio: pcm_s16le, 44100 Hz, mono, s16, 705 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (pcm_s16le (native) -> comfortnoise (native))
 Press [q] to stop, [?] for help
 Output #0, nut, to 'comfortnoise.nut':
   Metadata:
     encoder         : Lavf57.84.100
     Stream #0:0: Audio: comfortnoise (3389 / 0x39383333), 44100 Hz, mono,
 s16, 128 kb/s
     Metadata:
       encoder         : Lavc57.108.100 comfortnoise
 [Parsed_sine_0 @ 0x391d4c0] EOF timestamp not reliable
 size=      10kB time=00:00:10.01 bitrate=   8.5kbits/s speed= 971x
 video:0kB audio:7kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 39.986824%
 }}}
 {{{
 $ ffmpeg -i comfortnoise.nut -t 1 -c:v rawvideo -c:a pcm_s32le -f nut
 /dev/null -y
 ffmpeg version N-87875-gf685bbc Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 6.3.0 (GCC)
   configuration: --enable-gpl
   libavutil      55. 79.100 / 55. 79.100
   libavcodec     57.108.100 / 57.108.100
   libavformat    57. 84.100 / 57. 84.100
   libavdevice    57. 11.100 / 57. 11.100
   libavfilter     6.108.100 /  6.108.100
   libswscale      4.  9.100 /  4.  9.100
   libswresample   2. 10.100 /  2. 10.100
   libpostproc    54.  8.100 / 54.  8.100
 Guessed Channel Layout for Input Stream #0.0 : mono
 Input #0, nut, from 'comfortnoise.nut':
   Metadata:
     encoder         : Lavf57.84.100
   Duration: 00:00:10.00, start: 0.000000, bitrate: 8 kb/s
     Stream #0:0: Audio: comfortnoise (3389 / 0x39383333), 8000 Hz, mono,
 s16
     Metadata:
       encoder         : Lavc57.108.100 comfortnoise
 Stream mapping:
   Stream #0:0 -> #0:0 (comfortnoise (native) -> pcm_s32le (native))
 Press [q] to stop, [?] for help
 Output #0, nut, to '/dev/null':
   Metadata:
     encoder         : Lavf57.84.100
     Stream #0:0: Audio: pcm_s32le (PSD  / 0x20445350), 8000 Hz, mono, s32,
 256 kb/s
     Metadata:
       encoder         : Lavc57.108.100 pcm_s32le
 size=     163kB time=00:00:01.00 bitrate=1334.6kbits/s speed= 491x
 video:0kB audio:162kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.425596%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6756#comment:2>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker