[FFmpeg-trac] #1182(undetermined:open): [ac3] frame sync error

FFmpeg trac at avcodec.org
Tue Apr 10 01:32:28 CEST 2012


#1182: [ac3] frame sync error
-------------------------------------+-------------------------------------
             Reporter:  carlrosmann  |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  minor        |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  1
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * priority:  normal => minor
 * status:  new => open
 * version:  unspecified => git-master
 * reproduced:  0 => 1


Old description:

> seeking in ffplay causes $subject.
> Also seeking in another player that uses libav* also causes frame sync
> error.
>
> I have uploaded file powderblue to upload.ffmpeg.org
>
> Anything else i can do to help?

New description:

 seeking in ffplay causes $subject.
 Also seeking in another player that uses libav* also causes frame sync
 error.

 I have uploaded file powderblue to upload.ffmpeg.org

 Anything else i can do to help?

--

Comment:

 Not reproducible with ffmpeg.
 {{{
 $ ffplay powderblue.avi
 ffplay version N-39664-g6bfb304 Copyright (c) 2003-2012 the FFmpeg
 developers
   built on Apr 10 2012 01:24:40 with gcc 4.5.3
   configuration: --cc=/usr/local/gcc-4.5.3/bin/gcc --enable-gpl --enable-
 libtheora --enable-libopenjpeg
   libavutil      51. 46.100 / 51. 46.100
   libavcodec     54. 14.101 / 54. 14.101
   libavformat    54.  3.100 / 54.  3.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 67.101 /  2. 67.101
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0. 10.100 /  0. 10.100
   libpostproc    52.  0.100 / 52.  0.100
 Input #0, avi, from 'powderblue.avi':
   Metadata:
     encoder         : MEncoder version 3.8.5 building on 20100625
   Duration: 01:46:05.10, start: 0.000000, bitrate: 13 kb/s
     Stream #0:0: Video: mpeg4 (Advanced Simple Profile) (XVID /
 0x44495658), yuv420p, 692x388 [SAR 1:1 DAR 173:97], SAR 794624:794589 DAR
 8192:4593, 23.98 tbr, 23.98 tbn, 23.98 tbc
     Stream #0:1: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, 5.1(side),
 s16, 448 kb/s
 [ac3 @ 0x14f3a00] frame sync error86KB vq=   27KB sq=    0B f=0/0   0/0
   19.82 A-V: -0.325 fd=   0 aq=   95KB vq=    2KB sq=    0B f=0/0
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1182#comment:1>
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