C:\Movies\Star Trek>ffmpeg.exe -i "02 The Wrath of Khan (1982).mkv"
ffmpeg version 2.4.git Copyright (c) 2000-2014 the FFmpeg developers
  built on Nov 19 2014 22:12:09 with gcc 4.7.2 (GCC)
  configuration: --enable-static --disable-shared --disable-ffplay --disable-ffs
erver --enable-memalign-hack --enable-libmp3lame --enable-libass --enable-librtm
p --enable-fontconfig --enable-libfreetype --enable-zlib --enable-libx264 --enab
le-libspeex --extra-libs='-lrtmp -lpolarssl -lws2_32 -lwinmm -lexpat -lfreetype
-lfribidi -lz' --arch=x86 --enable-runtime-cpudetect --enable-pthreads --target-
os=mingw32 --cross-prefix=i686-w64-mingw32- --enable-gpl --pkg-config=pkg-config

  libavutil      54. 14.100 / 54. 14.100
  libavcodec     56. 12.101 / 56. 12.101
  libavformat    56. 14.100 / 56. 14.100
  libavdevice    56.  3.100 / 56.  3.100
  libavfilter     5.  2.103 /  5.  2.103
  libswscale      3.  1.101 /  3.  1.101
  libswresample   1.  1.100 /  1.  1.100
  libpostproc    53.  3.100 / 53.  3.100
[matroska,webm @ 021DFA00] Could not find codec parameters for stream 4 (Subtitl
e: hdmv_pgs_subtitle): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Input #0, matroska,webm, from '02 The Wrath of Khan (1982).mkv':
  Metadata:
    CREATION_TIME   :
    ENCODER         : Lavf55.12.0
  Duration: 01:53:01.90, start: 0.062000, bitrate: 6778 kb/s
    Chapter #0:0: start 0.000000, end 178.637000
    Metadata:
      title           : Chapter 1
    Chapter #0:1: start 178.720000, end 463.630000
    Metadata:
      title           : Chapter 2
    Chapter #0:2: start 463.713000, end 701.284000
    Metadata:
      title           : Chapter 3
    Chapter #0:3: start 701.367000, end 1526.775000
    Metadata:
      title           : Chapter 4
    Chapter #0:4: start 1526.858000, end 1857.147000
    Metadata:
      title           : Chapter 5
    Chapter #0:5: start 1857.230000, end 2492.198000
    Metadata:
      title           : Chapter 6
    Chapter #0:6: start 2492.281000, end 2794.000000
    Metadata:
      title           : Chapter 7
    Chapter #0:7: start 2794.083000, end 3367.406000
    Metadata:
      title           : Chapter 8
    Chapter #0:8: start 3367.489000, end 3934.722000
    Metadata:
      title           : Chapter 9
    Chapter #0:9: start 3934.805000, end 4253.332000
    Metadata:
      title           : Chapter 10
    Chapter #0:10: start 4253.415000, end 4557.678000
    Metadata:
      title           : Chapter 11
    Chapter #0:11: start 4557.761000, end 4686.223000
    Metadata:
      title           : Chapter 12
    Chapter #0:12: start 4686.306000, end 4995.282000
    Metadata:
      title           : Chapter 13
    Chapter #0:13: start 4995.365000, end 5318.897000
    Metadata:
      title           : Chapter 14
    Chapter #0:14: start 5318.980000, end 5719.464000
    Metadata:
      title           : Chapter 15
    Chapter #0:15: start 5719.547000, end 6453.405000
    Metadata:
      title           : Chapter 16
    Chapter #0:16: start 6453.488000, end 6781.692000
    Metadata:
      title           : Chapter 17
    Stream #0:0: Video: h264 (High), yuv420p(tv, bt709), 1920x808 [SAR 12019:120
00 DAR 119:50], SAR 1:1 DAR 240:101, 23.98 fps, 23.98 tbr, 1k tbn, 47.95 tbc (de
fault)
    Stream #0:1(eng): Audio: aac (LC), 48000 Hz, 5.1, fltp (default)
    Metadata:
      title           : Surround
      LANGUAGE        : eng
    Stream #0:2(eng): Audio: ac3, 48000 Hz, stereo, fltp, 160 kb/s
    Metadata:
      title           : Stereo
      LANGUAGE        : eng
    Stream #0:3(eng): Audio: ac3, 48000 Hz, stereo, fltp, 160 kb/s
    Metadata:
      title           : Stereo
      LANGUAGE        : eng
    Stream #0:4(eng): Subtitle: hdmv_pgs_subtitle
At least one output file must be specified