FFMPEG RTSP Y160

$ ffmpeg -v debug -c:v rawvideo -i rtsp://192.168.0.123/sid=102 -r 1 -f image2 raw-%3d.jpeg
ffmpeg version git-2012-12-14-3c5c6b9 Copyright (c) 2000-2012 the FFmpeg developers
  built on Dec 14 2012 09:33:16 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
  configuration: --enable-gpl --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-librtmp --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree --enable-version3 --enable-libfreetype
  libavutil      52. 12.100 / 52. 12.100
  libavcodec     54. 79.102 / 54. 79.102
  libavformat    54. 49.102 / 54. 49.102
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 27.101 /  3. 27.101
  libswscale      2.  1.103 /  2.  1.103
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
[rtsp @ 0x2b722c0] SDP:
v=0
o=- 0 0 IN IP4 192.168.0.123
s=IR stream
i=Live infrared
t=now-
c=IN IP4 192.168.0.123
m=video 0 RTP/AVP 102
a=control:rtsp://192.168.0.123:554/sid=102
a=framerate:30
a=rtpmap:102 raw/90000
a=framesize:102 320-240
a=fmtp:102 sampling=mono; width=320; height=240; depth=16

[rtsp @ 0x2b722c0] video codec set to: (null)
[rtsp @ 0x2b722c0] hello state=0
[rawvideo @ 0x2b7a7a0] Pixel format was not specified and cannot be detected
[rtsp @ 0x2b722c0] UDP timeout, retrying with TCP
[rtsp @ 0x2b722c0] CSeq 6 expected, 0 received.
[rtsp @ 0x2b722c0] method SETUP failed: 454 ERROR
[rtsp @ 0x2b722c0]
[rtsp @ 0x2b722c0] Could not find codec parameters for stream 0 (Video: rawvideo): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
[rtsp @ 0x2b722c0] Estimating duration from bitrate, this may be inaccurate
rtsp://192.168.0.123/sid=102: could not find codec parameters

--------

$ ffmpeg -v debug -pix_fmt gray16be -c:v rawvideo -i rtsp://192.168.0.123/sid=102 -r 1 -f image2 raw-%3d.jpeg
ffmpeg version git-2012-12-14-3c5c6b9 Copyright (c) 2000-2012 the FFmpeg developers
  built on Dec 14 2012 09:33:16 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
  configuration: --enable-gpl --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-librtmp --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree --enable-version3 --enable-libfreetype
  libavutil      52. 12.100 / 52. 12.100
  libavcodec     54. 79.102 / 54. 79.102
  libavformat    54. 49.102 / 54. 49.102
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 27.101 /  3. 27.101
  libswscale      2.  1.103 /  2.  1.103
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
[rtsp @ 0x219e3a0] SDP:
v=0
o=- 0 0 IN IP4 192.168.0.123
s=IR stream
i=Live infrared
t=now-
c=IN IP4 192.168.0.123
m=video 0 RTP/AVP 102
a=control:rtsp://192.168.0.123:554/sid=102
a=framerate:30
a=rtpmap:102 raw/90000
a=framesize:102 320-240
a=fmtp:102 sampling=mono; width=320; height=240; depth=16

[rtsp @ 0x219e3a0] video codec set to: (null)
[rtsp @ 0x219e3a0] hello state=0
Option pixel_format not found.

----

$ ffmpeg -v debug -s 320x240 -c:v rawvideo -i rtsp://192.168.0.123/sid=102 -r 1 -f image2 raw-%3d.jpeg
ffmpeg version git-2012-12-14-3c5c6b9 Copyright (c) 2000-2012 the FFmpeg developers
  built on Dec 14 2012 09:33:16 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
  configuration: --enable-gpl --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-librtmp --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree --enable-version3 --enable-libfreetype
  libavutil      52. 12.100 / 52. 12.100
  libavcodec     54. 79.102 / 54. 79.102
  libavformat    54. 49.102 / 54. 49.102
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 27.101 /  3. 27.101
  libswscale      2.  1.103 /  2.  1.103
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
[rtsp @ 0x1b083a0] SDP:
v=0
o=- 0 0 IN IP4 192.168.0.123
s=IR stream
i=Live infrared
t=now-
c=IN IP4 192.168.0.123
m=video 0 RTP/AVP 102
a=control:rtsp://192.168.0.123:554/sid=102
a=framerate:30
a=rtpmap:102 raw/90000
a=framesize:102 320-240
a=fmtp:102 sampling=mono; width=320; height=240; depth=16

[rtsp @ 0x1b083a0] video codec set to: (null)
[rtsp @ 0x1b083a0] hello state=0
Option video_size not found.