FFmpeg version UNKNOWN, Copyright (c) 2000-2010 the FFmpeg developers
  built on Nov  9 2010 12:08:03 with gcc 4.2.1 (Apple Inc. build 5664)
  configuration: --prefix=/Users/worth/OtherApps/ffmpeg/ffmpeg/../local/i386 --enable-static --enable-shared --enable-gpl --enable-version3 --enable-libmp3lame --enable-pthreads --enable-libvorbis --enable-libx264 --enable-libxvid --enable-libspeex --enable-libopencore_amrwb --enable-libopencore_amrnb --enable-libvpx --enable-memalign-hack --disable-debug --disable-stripping --arch=x86_32
  libavutil     50.33. 0 / 50.33. 0
  libavcore      0.12. 0 /  0.12. 0
  libavcodec    52.94. 3 / 52.94. 3
  libavformat   52.84. 0 / 52.84. 0
  libavdevice   52. 2. 2 / 52. 2. 2
  libavfilter    1.59. 0 /  1.59. 0
  libswscale     0.12. 0 /  0.12. 0
[srt @ 0x1808010] Estimating duration from bitrate, this may be inaccurate
Input #0, srt, from '/Users/willg/Movies/Miro/X-Play-s-Video-Podcast/xp20110215_mvcrejects_pod.en.srt':
  Duration: N/A, start: 0.000000, bitrate: N/A
    Stream #0.0: Subtitle: [0][0][0][0] / 0x0000
At least one output file must be specified
