root@server:~/admin# ffmpeg -i "testcc.avi" -y -acodec libfaac -ar 44100 -ab 96k -ac 2 -s 640x360 -vcodec libx264 -preset medium -profile baseline -level 3.0 -crf 30 -threads 8 -f ipod  mobiletest.mp4
ffmpeg version N-37057-gb9db728 Copyright (c) 2000-2012 the FFmpeg developers
  built on Jan 23 2012 12:19:58 with gcc 4.4.3
  configuration: --enable-gpl --enable-version3 --enable-nonfree --enable-postproc --enable-libfaac --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libmp3lame --enable-libx264 --enable-libxvid --enable-x11grab
  libavutil      51. 34.101 / 51. 34.101
  libavcodec     53. 57.105 / 53. 57.105
  libavformat    53. 30.100 / 53. 30.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 59.101 /  2. 59.101
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  6.100 /  0.  6.100
  libpostproc    52.  0.100 / 52.  0.100
Input #0, avi, from 'testcc.avi':
  Duration: 00:48:04.68, start: 0.000000, bitrate: 880 kb/s
    Stream #0:0: Video: mpeg4 (Advanced Simple Profile) (XVID / 0x44495658), yuv420p, 1024x576 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 25 tbn, 25 tbc
    Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 44100 Hz, stereo, s16, 96 kb/s
[buffer @ 0x180ae00] w:1024 h:576 pixfmt:yuv420p tb:1/1000000 sar:1/1 sws_param:
[scale @ 0x180aae0] w:1024 h:576 fmt:yuv420p -> w:640 h:360 fmt:yuv420p flags:0x4
[libx264 @ 0x180bc00] using SAR=1/1
[libx264 @ 0x180bc00] using cpu capabilities: MMX2 SSE2Fast SSSE3 FastShuffle SSE4.2
[libx264 @ 0x180bc00] profile Constrained Baseline, level 3.0
[libx264 @ 0x180bc00] 264 - core 120 r2146 bcd41db - H.264/MPEG-4 AVC codec - Copyleft 2003-2011 - http://www.videolan.org/x264.html - options: cabac=0 ref=3 deblock=1:0:0 analyse=0x1:0x111 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=8 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=30.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
[NULL @ 0x181f680] [Eval @ 0x7fff83a00b40] Undefined constant or missing '(' in 'baseline'
[NULL @ 0x181f680] Unable to parse option value "baseline"
[NULL @ 0x181f680] Error setting option profile to value baseline.
Output #0, ipod, to 'mobiletest.mp4':
    Stream #0:0: Video: h264, yuv420p, 640x360 [SAR 1:1 DAR 16:9], q=-1--1, 90k tbn, 25 tbc
    Stream #0:1: Audio: none, 44100 Hz, 2 channels, s16, 96 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg4 -> libx264)
  Stream #0:1 -> #0:1 (mp3 -> libfaac)
Error while opening encoder for output stream #0:1 - maybe incorrect parameters such as bit_rate, rate, width or height