[FFmpeg-trac] #2200(undetermined:new): ffplay: skip SHOW_MODE_VIDEO while cycling show modes with "w" key

[FFmpeg]

#2200: ffplay: skip SHOW_MODE_VIDEO while cycling show modes with "w" key
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 I think it would be good to skip "SHOW_MODE_VIDEO" while cycling modes
 with "w" key when input have no video stream - maybe the same for video
 without audio (skip SHOW_MODE_WAVES and SHOW_MODE_RDFT), so in result no
 cycle, since there is nothing to cycle - only black screens.

 {{{
 C:\>ffplay g723_1.wav
 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
 [wav @ 02658880] max_analyze_duration 5000000 reached at 5100000
 microseconds
 [wav @ 02658880] Estimating duration from bitrate, this may be inaccurate
 Input #0, wav, from 'g723_1.wav':
   Duration: 00:00:30.07, bitrate: 6 kb/s
     Stream #0:0: Audio: g723_1 (B[0][0][0] / 0x0042), 8000 Hz, mono, s16,
 6 kb/s

    5.81 A-V:  0.000 fd=   0 aq=   15KB vq=    0KB sq=    0B f=0/0
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2200>
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