A simple script

 # This script is written to combine all the commands of sgm stereo flow. We need extensions such as .png.  
 if test $# -lt 4 ; then  
   echo "Usage: runstereoflow left_image_t0 right_image_t0 left_image_t1 calibration"  
 else  
   echo "running stereo"  
   ./sgmstereo $1 $2  
   echo "estimating fundamental matrix"  
   ./siftfund $1 $3  
   echo "running flow"  
   l=$1  
   ln=${l%.*}  
   f="_fund.dat"  
   fn=$ln$f  
   ./sgmflow -i $1 $3 $4 $fn  
   echo "estimating alpha"  
   ld="_left_disparity.png"  
   lld=$ln$ld  
   lf="_flow.png"  
   llf=$ln$lf  
   m="_mot.dat"  
   lm=$ln$m  
   ./estalpha $lld $llf $4 $fn $lm  
   echo "running stereo flow"  
   ./sgmstereoflow $1 $2 $3 $lld $llf $lm  
   echo "running smooth fit"  
   ./smoothfit $1 $lld $lm  
 fi