[FFmpeg-trac] #3015(avfilter:new): conversion never ends with 'apad' filter

[FFmpeg]

#3015: conversion never ends with 'apad' filter
----------------------------------+--------------------------------------
             Reporter:  tborisow  |                     Type:  defect
               Status:  new       |                 Priority:  important
            Component:  avfilter  |                  Version:  git-master
             Keywords:  apad      |               Blocked By:
             Blocking:            |  Reproduced by developer:  0
Analyzed by developer:  0         |
----------------------------------+--------------------------------------
 Summary of the bug: if 'apad' filter used, conversion never ends for some
 videos (where 'Non-monotonous DTS in output stream')
 How to reproduce:
 {{{
 % ffmpeg -i test_video -filter:a apad -f flv -vcodec flv -ar 22050 -y
 out.flv

 ffmpeg version N-56777-g5c7d86c Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Sep 30 2013 09:42:21 with gcc 4.7 (Ubuntu/Linaro
 4.7.3-1ubuntu1)
   configuration: --enable-filters --enable-libmp3lame
   libavutil      52. 46.100 / 52. 46.100
   libavcodec     55. 33.101 / 55. 33.101
   libavformat    55. 18.104 / 55. 18.104
   libavdevice    55.  3.100 / 55.  3.100
   libavfilter     3. 88.100 /  3. 88.100
   libswscale      2.  5.100 /  2.  5.100
   libswresample   0. 17.103 /  0. 17.103
 Guessed Channel Layout for  Input Stream #0.1 : mono
 Input #0, avi, from '/home/tobo/Desktop/test-data/VIDEO-4719':
   Duration: 00:00:03.42, start: 0.000000, bitrate: 1043 kb/s
     Stream #0:0: Video: mjpeg (MJPG / 0x47504A4D), yuvj422p(pc), 320x240,
 15.17 fps, 15.20 tbr, 15.20 tbn, 15.20 tbc
     Stream #0:1: Audio: pcm_mulaw ([7][0][0][0] / 0x0007), 8000 Hz, mono,
 s16, 64 kb/s
 [swscaler @ 0x2c6a040] deprecated pixel format used, make sure you did set
 range correctly
 Output #0, flv, to 'out.flv':
   Metadata:
     encoder         : Lavf55.18.104
     Stream #0:0: Video: flv1 (flv) ([2][0][0][0] / 0x0002), yuv420p,
 320x240, q=2-31, 200 kb/s, 1k tbn, 15.20 tbc
     Stream #0:1: Audio: mp3 (libmp3lame) ([2][0][0][0] / 0x0002), 22050
 Hz, mono, s16p
 Stream mapping:
   Stream #0:0 -> #0:0 (mjpeg -> flv)
   Stream #0:1 -> #0:1 (pcm_mulaw -> libmp3lame)
 Press [q] to stop, [?] for help
 [libmp3lame @ 0x2c837a0] Queue input is backward in time
 [flv @ 0x2c83000] Non-monotonous DTS in output stream 0:1; previous: 2,
 current: -418293516410647401; changing to 2. This may result in incorrect
 timestamps in the output file.
 [flv @ 0x2c83000] Non-monotonous DTS in output stream 0:1; previous: 2,
 current: -418293516410647375; changing to 2. This may result in incorrect
 timestamps in the output file.
 [flv @ 0x2c83000] Non-monotonous DTS in output stream 0:1; previous: 2,
 current: -418293516410647348; changing to 2. This may result in incorrect
 timestamps in the output file.
 [flv @ 0x2c83000] Non-monotonous DTS in output stream 0:1; previous: 2,
 current: -418293516410647322; changing to 2. This may result in incorrect
 timestamps in the output file.
 ...
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/3015>
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