ffplay: add "-sn" option to disable decoding and displaying of subtitles

[ami_stuff]

​http://www.datafilehost.com/download-b326c820.html

C:\>ffplay dvdsub.vob
ffplay version N-49268-ge9d443c Copyright (c) 2003-2013 the FFmpeg developers
  built on Jan 24 2013 23:27:01 with gcc 4.7.2 (GCC)
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-av
isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enab
le-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libg
sm --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --e
nable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --e
nable-libspeex --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --en
able-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable
-libxavs --enable-libxvid --enable-zlib
  libavutil      52. 15.103 / 52. 15.103
  libavcodec     54. 90.100 / 54. 90.100
  libavformat    54. 61.104 / 54. 61.104
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 33.100 /  3. 33.100
  libswscale      2.  2.100 /  2.  2.100
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
[mpeg @ 02658880] max_analyze_duration 5000000 reached at 5000000 microseconds
Input #0, mpeg, from 'dvdsub.vob':
  Duration: 00:00:07.97, start: 1556.319267, bitrate: 5263 kb/s
    Stream #0:0[0x1e0]: Video: mpeg2video (Main), yuv420p, 720x576 [SAR 64:45 DA
R 16:9], 25 fps, 25 tbr, 90k tbn, 50 tbc
    Stream #0:1[0x80]: Audio: ac3, 48000 Hz, stereo, fltp, 192 kb/s
    Stream #0:2[0x20]: Subtitle: dvd_subtitle
    Stream #0:3[0x22]: Subtitle: dvd_subtitle
    Stream #0:4[0x24]: Subtitle: dvd_subtitle
    Stream #0:5[0x25]: Subtitle: dvd_subtitle
    Stream #0:6[0x26]: Subtitle: dvd_subtitle
    Stream #0:7[0x28]: Subtitle: dvd_subtitle
    Stream #0:8[0x29]: Subtitle: dvd_subtitle
    Stream #0:9[0x21]: Subtitle: dvd_subtitle
    Stream #0:10[0x23]: Subtitle: dvd_subtitle
    Stream #0:11[0x27]: Subtitle: dvd_subtitle
    Stream #0:12[0x2a]: Subtitle: dvd_subtitle
   0.36 A-V:  0.000 fd=   0 aq=    0KB vq= Frame changed from size:0x0 to size:720x576
[ac3 @ 02e13c20] frame sync error
1558.70 A-V:  0.064 fd=  17 aq=  140KB vq= 3354KB sq=    0B f=0/0

[Carl Eugen Hoyos]

Workaround is to use -sst 1000

[Marton Balint]

Option is added to latest git master.