[FFmpeg-trac] #1927(undetermined:open): ffplay loop triggers image corruption with cut realvideo sample

[FFmpeg]

#1927: ffplay loop triggers image corruption with cut realvideo sample
-------------------------------------+-------------------------------------
             Reporter:  DonMoir      |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:  real         |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  1
-------------------------------------+-------------------------------------

Comment (by cehoyos):

 Also reproducible with a significantly shorter sample that contains no
 resolution change.
 {{{
 $ ffplay no_resolution_change.rm -loop 2 -autoexit
 ffplay version N-46806-g83cab07 Copyright (c) 2003-2012 the FFmpeg
 developers
   built on Nov 16 2012 16:24:58 with gcc 4.7 (SUSE Linux)
   configuration: --enable-libx264 --enable-libvo-aacenc --enable-libfdk-
 aac --enable-libfaac --disable-indev=jack --enable-gpl --enable-version3
 --enable-nonfree
   libavutil      52.  7.100 / 52.  7.100
   libavcodec     54. 72.100 / 54. 72.100
   libavformat    54. 36.100 / 54. 36.100
   libavdevice    54.  3.100 / 54.  3.100
   libavfilter     3. 23.100 /  3. 23.100
   libswscale      2.  1.102 /  2.  1.102
   libswresample   0. 16.100 /  0. 16.100
   libpostproc    52.  1.100 / 52.  1.100
 loas_probe: p->buf_size: 2048, first_frames: 0, max_frames: 1
 Input #0, rm, from 'no_resolution_change.rm':
   Metadata:
     Audiences       : Easy RealMedia Tool's Audience;
     audioMode       : music
     Creation Date   : 3/22/2005 10:25:31
     Description     : ???????????????????????????????????????????
                     : ????????á????????????????????????????????????ù????
     Email           : rick at redcheek.net
     Generated By    : Easy RealMedia Tools V1.8
     HomeWeb         : http://redcheek.net
     Keywords        :
     Modification Date: 3/22/2005 10:25:31
     videoMode       : sharp
     File ID         : 545932b0-2885-caea-bdd7-d268c869a693
     title           : [YY]0419.????_????????????-???(??)- ??????
 ???[YY]?????? YYTvO???[0m
     author          : feng
     copyright       : YY at 2005
     comment         :
   Duration: 00:43:16.92, start: 0.000000, bitrate: 2 kb/s
     Stream #0:0: Audio: cook (cook / 0x6B6F6F63), 44100 Hz, stereo, fltp,
 44 kb/s
     Stream #0:1: Video: rv40 (RV40 / 0x30345652), yuv420p, 480x360, 391
 kb/s, 23 fps, 23 tbr, 1k tbn, 1k tbc
 Frame changed from size:0x0 to size:480x360
 [rv40 @ 0x7f7dc403cbc0] First slice header is incorrect
 [rv40 @ 0x7f7dc4074ae0] warning: first frame is no keyframe
   16.88 A-V:  0.000 fd=   2 aq=    0KB vq=    0KB sq=    0B f=0/0
 }}}
 Not reproducible if the last 25k are cut off (reproducible if the last 50k
 are cut).

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1927#comment:4>
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