mobile_cif:

        4:1:1
        yuv in separate planes
        CIF (352x288) 
        300 frames
        30 frames/sec (10 seconds)
         

mobile_cif was obtained by downsampling the Mobile
CCIR601 sequence from the MPEG4 CD-Rom using the
mpeg4_filter. 

The information from the original sequence in the 
CD_Rom is the following:

Sequence name:	Mobile and Calendar
Field rate:	60 Hz
Luminance:	720 x 480
Chrominance:	360 x 480
Num of frames:	300 (10 seconds)