./ffmpeg -f mpegts -i /dev/video1 -codec copy test.mkv
ffmpeg version N-58456-ga9a3afe Copyright (c) 2000-2013 the FFmpeg developers
  built on Nov 26 2013 05:33:17 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --prefix=/root/ffmpeg-static/64bit --extra-cflags='-I/root/ffmpeg-static/64bit/include -static' --extra-ldflags='-L/root/ffmpeg-static/64bit/lib -static' --extra-libs='-lxml2 -lexpat -lfreetype' --enable-static --disable-shared --disable-ffserver --disable-doc --enable-bzlib --enable-zlib --enable-postproc --enable-runtime-cpudetect --enable-libx264 --enable-gpl --enable-libtheora --enable-libvorbis --enable-libmp3lame --enable-gray --enable-libass --enable-libfreetype --enable-libopenjpeg --enable-libspeex --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-version3 --enable-libvpx
  libavutil      52. 54.100 / 52. 54.100
  libavcodec     55. 44.100 / 55. 44.100
  libavformat    55. 21.102 / 55. 21.102
  libavdevice    55.  5.100 / 55.  5.100
  libavfilter     3. 91.100 /  3. 91.100
  libswscale      2.  5.101 /  2.  5.101
  libswresample   0. 17.104 /  0. 17.104
  libpostproc    52.  3.100 / 52.  3.100
Input #0, mpegts, from '/dev/video1':
  Duration: N/A, start: 0.387044, bitrate: 130 kb/s
  Program 1
    Stream #0:0[0x1011]: Video: h264 (Main) (HDMV / 0x564D4448), yuv420p(tv, bt709), 1280x720 [SAR 1:1 DAR 16:9], 59.94 fps, 59.94 tbr, 90k tbn, 119.88 tbc
    Stream #0:1[0x1100]: Audio: aac ([15][0][0][0] / 0x000F), 48000 Hz, stereo, fltp, 130 kb/s
[matroska @ 0x3ee92a0] Error parsing AAC extradata, unable to determine samplerate.
Output #0, matroska, to 'test.mkv':
  Metadata:
    encoder         : Lavf55.21.102
    Stream #0:0: Video: h264 (H264 / 0x34363248), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], q=2-31, 59.94 fps, 1k tbn, 90k tbc
    Stream #0:1: Audio: aac ([255][0][0][0] / 0x00FF), 48000 Hz, stereo, 130 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
  Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
^Came=  438 fps=192 q=-1.0 size=    1469kB time=00:00:07.29 bitrate=1650.4kbits/s