ffmpeg -i 00000.m2ts -vcodec copy -map 0:0 -map 0:1 -map 0:6 -acodec ac3 -ac 6 -ab 640k -t 60 output.mkv
ffmpeg version git-2012-06-18-b90f83e Copyright (c) 2000-2012 the FFmpeg developers
  built on Jun 18 2012 16:23:38 with gcc 4.2.1 (Apple Inc. build 5646)
  configuration: --enable-nonfree --enable-libfaac --enable-libfreetype --enable-libmp3lame --enable-libvpx --enable-libx264 --enable-openssl --enable-zlib --enable-gpl
  libavutil      51. 58.100 / 51. 58.100
  libavcodec     54. 25.100 / 54. 25.100
  libavformat    54.  8.100 / 54.  8.100
  libavdevice    54.  0.100 / 54.  0.100
  libavfilter     2. 81.100 /  2. 81.100
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
[mpegts @ 0x10180ac00] max_analyze_duration 5000000 reached at 5000000
[NULL @ 0x10184e200] start time is not set in estimate_timings_from_pts
[NULL @ 0x101854400] start time is not set in estimate_timings_from_pts
[NULL @ 0x10185a600] start time is not set in estimate_timings_from_pts
Input #0, mpegts, from '00000.m2ts':
  Duration: 01:29:26.07, start: 11.609011, bitrate: 30138 kb/s
  Program 1
    Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 24 fps, 24 tbr, 90k tbn, 48 tbc
    Stream #0:1[0x1100]: Audio: dts (DTS-HD MA) ([134][0][0][0] / 0x0086), 48000 Hz, 5.1(side), s16, 1536 kb/s
    Stream #0:2[0x1101]: Audio: ac3 (AC[45]3 / 0x332D4341), 48000 Hz, 5.1(side), s16, 640 kb/s
    Stream #0:3[0x1102]: Audio: dts (DTS-HD MA) ([134][0][0][0] / 0x0086), 48000 Hz, 5.1(side), s16, 1536 kb/s
    Stream #0:4[0x1200]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
    Stream #0:5[0x1201]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
    Stream #0:6[0x1202]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
[aformat @ 0x101315720] auto-inserting filter 'auto-inserted resampler 0' between the filter 'Parsed_anull_0' and the filter 'aformat'
[auto-inserted resampler 0 @ 0x101315ce0] chl:5.1(side) fmt:s16 r:48000Hz -> chl:5.1 fmt:flt r:48000Hz
Output #0, matroska, to 'output.mkv':
  Metadata:
    encoder         : Lavf54.8.100
    Stream #0:0: Video: h264 (HDMV / 0x564D4448), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 24 fps, 1k tbn, 90k tbc
    Stream #0:1: Audio: ac3, 48000 Hz, 5.1, flt, 640 kb/s
    Stream #0:2: Subtitle: ssa
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
  Stream #0:1 -> #0:1 (dca -> ac3)
  Stream #0:6 -> #0:2 (pgssub -> ass)
Press [q] to stop, [?] for help
frame= 1441 fps=138 q=-1.0 Lsize=   34274kB time=00:00:00.00 bitrate=   0.0kbits/s
video:29556kB audio:4685kB subtitle:0 global headers:0kB muxing overhead 0.097348%