mediainfo Batman\ Begins.mkv 
General
Complete name                    : Batman Begins.mkv
Format                           : Matroska
File size                        : 8.78 GiB
Duration                         : 2h 20mn
Overall bit rate                 : 8 978 Kbps
Encoded date                     : UTC 2009-09-20 10:52:23
Writing application              : mkvmerge v2.9.8 ('C'est le bon') built on Aug 13 2009 12:49:06
Writing library                  : libebml v0.7.7 + libmatroska v0.8.1

Video
ID                               : 1
Format                           : AVC
Format/Info                      : Advanced Video Codec
Format profile                   : High@L4.1
Format settings, CABAC           : Yes
Format settings, ReFrames        : 5 frames
Muxing mode                      : Container profile=Unknown@4.1
Codec ID                         : V_MPEG4/ISO/AVC
Duration                         : 2h 19mn
Bit rate                         : 8 159 Kbps
Width                            : 1 920 pixels
Height                           : 800 pixels
Display aspect ratio             : 2.40:1
Frame rate                       : 23.976 fps
Resolution                       : 24 bits
Colorimetry                      : 4:2:0
Scan type                        : Progressive
Bits/(Pixel*Frame)               : 0.222
Stream size                      : 7.97 GiB (91%)
Writing library                  : x264 core 75 r1251 e553a4c
Encoding settings                : cabac=1 / ref=5 / deblock=1:-3:-3 / analyse=0x3:0x113 / me=esa / subme=9 / psy=1 / psy_rd=1.0:0.0 / mixed_ref=1 / me_range=32 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / chroma_qp_offset=-2 / threads=4 / nr=0 / decimate=1 / mbaff=0 / bframes=8 / b_pyramid=0 / b_adapt=2 / b_bias=0 / direct=3 / wpredb=1 / keyint=250 / keyint_min=25 / scenecut=40 / rc_lookahead=60 / rc=crf / mbtree=1 / crf=16.0 / qcomp=0.60 / qpmin=10 / qpmax=29 / qpstep=4 / vbv_maxrate=50000 / vbv_bufsize=50000 / ip_ratio=1.40 / aq=1:0.80
Language                         : English

Audio
ID                               : 2
Format                           : AC-3
Format/Info                      : Audio Coding 3
Codec ID                         : A_AC3
Duration                         : 2h 20mn
Bit rate mode                    : Constant
Bit rate                         : 640 Kbps
Channel(s)                       : 6 channels
Channel positions                : Front: L C R, Surround: L R, LFE
Sampling rate                    : 48.0 KHz
Video delay                      : 83ms
Stream size                      : 641 MiB (7%)
Language                         : English

Text
ID                               : 3
Format                           : UTF-8
Codec ID                         : S_TEXT/UTF8
Codec ID/Info                    : UTF-8 Plain Text
Language                         : English