[FFmpeg-trac] #1742(avformat:new): Wrong PTS values for aac

FFmpeg trac at avcodec.org
Tue Sep 18 03:44:18 CEST 2012


#1742: Wrong PTS values for aac
-------------------------------------+-------------------------------------
             Reporter:               |                    Owner:
  nikola.vranic                      |                   Status:  new
                 Type:  defect       |                Component:  avformat
             Priority:  normal       |               Resolution:
              Version:  unspecified  |               Blocked By:
             Keywords:  avi aac      |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by nikola.vranic):

 This is a output from ffplay. When you run ffplay command you can see that
 current stream position are changing mush faster than it should. This is
 because he read bad audio PTS values. I am just send path to ffmpeg-devel.

 Regards,
 Nikola

 ffplay LIBX264_LIBFAAC.avi
 ffplay version N-44535-g1ad63ff Copyright (c) 2003-2012 the FFmpeg
 developers
   built on Sep 17 2012 20:23:00 with gcc 4.4.3 (Ubuntu 4.4.3-4ubuntu5.1)
   configuration: --disable-postproc --disable-gpl --disable-static
 --enable-shared --disable-decoder=cavs --disable-yasm
   libavutil      51. 73.101 / 51. 73.101
   libavcodec     54. 56.100 / 54. 56.100
   libavformat    54. 27.101 / 54. 27.101
   libavdevice    54.  2.100 / 54.  2.100
   libavfilter     3. 16.104 /  3. 16.104
   libswscale      2.  1.101 /  2.  1.101
   libswresample   0. 15.100 /  0. 15.100
 [avi @ 0x134dd00] non-interleaved AVI
 Input #0, avi, from 'LIBX264_LIBFAAC.avi':
   Metadata:
     encoder         : Lavf53.13.0
   Duration: 00:00:05.03, start: 0.000000, bitrate: 184 kb/s
     Stream #0:0: Video: h264 (High) (H264 / 0x34363248), yuv420p, 320x240,
 29.97 fps, 29.97 tbr, 29.97 tbn, 59.94 tbc
     Stream #0:1: Audio: aac ([255][0][0][0] / 0x00FF), 48000 Hz, stereo,
 s16, 57 kb/s
 Frame changed from size:0x0 to size:320x2400KB vq=    4KB sq=    0B f=0/0
  343.23 A-V:324.356 fd= 137 aq=    0KB vq=    0KB sq=    0B f=0/0   f=0/0

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1742#comment:3>
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