[FFmpeg-trac] #1667(undetermined:new): ffplay resizes can cause "garbage" in the margins

[FFmpeg]

#1667: ffplay resizes can cause "garbage" in the margins
-------------------------------------+-------------------------------------
             Reporter:  rogerdpack   |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:  If you ever "resize" ffplay it doesn't refresh/redraw
 the margins, which can cause them to be left with garbage:

 SDL version: 1.2.15 (windows)

 How to reproduce:
 {{{
 $ ffplay sintel.mpg
 ffplay version N-43765-g3e9a05f Copyright (c) 2003-2012 the FFmpeg
 developers
   built on Aug 19 2012 07:54:48 with gcc 4.7.1 (GCC)
   configuration: --enable-memalign-hack --arch=x86 --enable-gpl --enable-
 libx264 --enable-avisynth --enable-libxvid --target-os=mingw32 --cross-
 prefix=/home/rogerdpack/dev/ffmpeg-windows-build-
 helpers/builds/mingw-w64-i686/bin/i686-w64-mingw32- --pkg-config=pkg-
 config --enable-libmp3lame --enable-version3 --enable-libvo-aacenc
 --enable-libvpx --extra-libs=-lws2_32 --extra-libs=-lpthread --enable-zlib
 --extra-libs=-lwinmm --extra-libs=-lgdi32 --enable-librtmp --enable-
 runtime-cpudetect
   libavutil      51. 70.100 / 51. 70.100
   libavcodec     54. 54.100 / 54. 54.100
   libavformat    54. 25.104 / 54. 25.104
   libavdevice    54.  2.100 / 54.  2.100
   libavfilter     3. 11.101 /  3. 11.101
   libswscale      2.  1.101 /  2.  1.101
   libswresample   0. 15.100 /  0. 15.100
   libpostproc    52.  0.100 / 52.  0.100
 [mpeg2video @ 03569E20] ac-tex damaged at 40 7
 [mpeg2video @ 03569E20] Warning MVs not available
 [mpeg2video @ 03569E20] concealing 1035 DC, 1035 AC, 1035 MV errors in I
 frame
 [mpeg @ 03556680] max_analyze_duration 5000000 reached at 5024000
 Input #0, mpeg, from 'sintel.mpg':
   Duration: 00:14:47.58, start: 0.233367, bitrate: 4132 kb/s
     Stream #0:0[0x1e0]: Video: mpeg2video (Main), yuv420p, 720x480 [SAR
 32:27 DAR 16:9], 7000 kb/s, 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
     Stream #0:1[0x80]: Audio: ac3, 48000 Hz, 5.1(side), s16, 448 kb/s
 SDL_OpenAudio (6 channels): DirectSound CreateSoundBuffer: Invalid
 parameter
 SDL_OpenAudio (4 channels): DirectSound CreateSoundBuffer: Invalid
 parameter
 [mpeg2video @ 03569E20] ac-tex damaged at 40 7
 [mpeg2video @ 03569E20]    0.22 A-V:-1345487836.351 fd=   0 aq=   10KB vq=
 13KWarning MVs not available
 [mpeg2video @ 03569E20] concealing 1035 DC, 1035 AC, 1035 MV errors in I
 frame
 Frame changed from size:0x0 to size:720x480
    8.19 A-V: -0.026 fd= 106 aq=   20KB vq=  138KB sq=    0B f=0/0
 }}}

 It happens with any file.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1667>
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