bigmac@bigmac-G74Sx ~ $ sudo ffmpeg -y -i '/media/6E88F3A627ADD9B7/movies/Cirque du Freak The Vampires Assistant (2009)/haideaf-cdf.mkv.001' -s 320x180 -vcodec libx264 -ab 30 -ar 24000 -crf 32 -acodec libfaac -threads 0 '/var/www/tmpp.mp4'
ffmpeg version 0.8.5-4:0.8.5-0ubuntu0.12.04.1, Copyright (c) 2000-2012 the Libav developers
  built on Jan 24 2013 18:01:36 with gcc 4.6.3
*** THIS PROGRAM IS DEPRECATED ***
This program is only provided for compatibility and will be removed in a future release. Please use avconv instead.
[matroska,webm @ 0xa0c9a0] max_analyze_duration reached
[matroska,webm @ 0xa0c9a0] Estimating duration from bitrate, this may be inaccurate

Seems stream 0 codec frame rate differs from container frame rate: 47.95 (5000000/104271) -> 23.98 (24000/1001)
Input #0, matroska,webm, from '/media/6E88F3A627ADD9B7/movies/Cirque du Freak The Vampires Assistant (2009)/haideaf-cdf.mkv.001':
  Duration: 01:49:05.79, start: 0.000000, bitrate: 1536 kb/s
    Stream #0.0: Video: h264 (High), yuv420p, 1280x544, PAR 1:1 DAR 40:17, 23.98 fps, 23.98 tbr, 1k tbn, 47.95 tbc (default)
    Stream #0.1: Audio: dca (DTS), 48000 Hz, 5.1, s16, 1536 kb/s (default)
    Stream #0.2: Subtitle: [0][0][0][0] / 0x0000 (default)
[buffer @ 0xad7e00] w:1280 h:544 pixfmt:yuv420p
[scale @ 0xad6cc0] w:1280 h:544 fmt:yuv420p -> w:320 h:180 fmt:yuv420p flags:0x4
[libx264 @ 0xbfc0a0] using SAR=45/34
[libx264 @ 0xbfc0a0] using cpu capabilities: MMX2 SSE2Fast SSSE3 FastShuffle SSE4.2 AVX
[libx264 @ 0xbfc0a0] profile Main, level 1.2
[libx264 @ 0xbfc0a0] 264 - core 120 r2151 a3f4407 - H.264/MPEG-4 AVC codec - Copyleft 2003-2011 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x1:0x111 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=0 me_range=16 chroma_me=1 trellis=1 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=12 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=0 b_adapt=1 b_bias=0 direct=1 weightb=0 open_gop=1 weightp=2 keyint=250 keyint_min=23 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=32.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.25 aq=1:1.00
The bitrate parameter is set too low.It takes bits/s as argument, not kbits/s
Output #0, mp4, to '/var/www/tmpp.mp4':
  Metadata:
    encoder         : Lavf53.21.1
    Stream #0.0: Video: libx264, yuv420p, 320x180 [PAR 45:34 DAR 40:17], q=-1--1, 24k tbn, 23.98 tbc (default)
    Stream #0.1: Audio: libfaac, 24000 Hz, 5.1, s16, 0 kb/s (default)
Stream mapping:
  Stream #0.0 -> #0.0
  Stream #0.1 -> #0.1
Press ctrl-c to stop encoding
[matroska,webm @ 0xa0c9a0] Read error544kB time=229.48 bitrate= 197.9kbits/s
frame= 5594 fps= 88 q=32766.0 Lsize=    5752kB time=233.27 bitrate= 202.0kbits/s
video:2891kB audio:2743kB global headers:0kB muxing overhead 2.101436%
frame I:45    Avg QP:31.03  size:  1839
[libx264 @ 0xbfc0a0] frame P:3310  Avg QP:35.37  size:   749
[libx264 @ 0xbfc0a0] frame B:2239  Avg QP:38.61  size:   178
[libx264 @ 0xbfc0a0] consecutive B-frames: 27.7% 55.0%  5.4% 11.9%
[libx264 @ 0xbfc0a0] mb I  I16..4: 55.8%  0.0% 44.2%
[libx264 @ 0xbfc0a0] mb P  I16..4:  5.2%  0.0%  4.5%  P16..4: 40.0% 10.2%  3.9%  0.0%  0.0%    skip:36.2%
[libx264 @ 0xbfc0a0] mb B  I16..4:  0.2%  0.0%  0.2%  B16..8: 31.3%  2.8%  0.4%  direct: 0.6%  skip:64.6%  L0:31.6% L1:66.3% BI: 2.1%
[libx264 @ 0xbfc0a0] coded y,uvDC,uvAC intra: 34.8% 45.3% 16.4% inter: 8.0% 8.2% 0.4%
[libx264 @ 0xbfc0a0] i16 v,h,dc,p: 50% 19% 14% 16%
[libx264 @ 0xbfc0a0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 32% 10% 31%  5%  5%  6%  4%  5%  3%
[libx264 @ 0xbfc0a0] i8c dc,h,v,p: 69% 11% 16%  4%
[libx264 @ 0xbfc0a0] Weighted P-Frames: Y:9.8% UV:5.6%
[libx264 @ 0xbfc0a0] ref P L0: 70.3% 14.5% 10.4%  4.4%  0.4%
[libx264 @ 0xbfc0a0] ref B L0: 90.1%  9.9%
[libx264 @ 0xbfc0a0] kb/s:101.47
bigmac@bigmac-G74Sx ~ $