Online Help:

Usage: /vol/vssp/local/trees/amma-4/linux/bin/exIntl [options] 
   -optload () [] Load options from a file.  
   -optsave () [] Save options to a file.  
   Reads image sequence in one format & writes it to another; file formats are determined by the file names (see the class documentation)

Examples:

  exIntl fred.qcif jim.ppm

- reads in stream of YUV images from "fred.qcif"
- writes them to a set of ppm image files jim0.ppm jim1.ppm ....

  exIntl fred.yuv jim.cif

- reads YUV images from the Abekas format files fred000.yuv fred001.yuv ....
- writes them to a cif file "jim.cif"

  exIntl /vol/vssp/video/database/abekas/calender/cal.yuv - -n 1 -i -s 6 | xv -

- reads file cal006.yuv and pipes it into xv

Note that images writen to .yuv files are *not* scaled; they are truncated / padded to fit.

   arg () [] I/p file or file prefix 
   arg () [] O/p file 
   -n (2147483647) [2147483647] Max no. of frames read 
   -s (0) [0]  Start at nth field 
   -sub (1) [1] Only read in 1 in every n frames 
   -g (FALSE) [FALSE] Luminance only written
   -i (FALSE) [FALSE] Fields as separate images
   -r (FALSE) [FALSE] Fields as separate images; reversed interlace
   -help (TRUE) [FALSE] Print usage information. 

Dependancies:
   2 args are compulsory.