#!/bin/sh
#
# Script to extract images from vi.tab file and compare them to golden file
#
# This script does require customization for different video formats!!!
# vparse/monitor arguments must be adjusted to decipher the correct video format
#



if [ $# != 2 ]
then
	echo "usage: checkvideo <vi tab file> <golden .rgb file>"
	exit 1
fi

FILE=$1
GOLDFILE=$2

if [ ! -f $FILE ]
then
	echo "checkvideo: $1 does not exist"
	exit  1
fi

if [ ! -f $GOLDFILE ]
then
	echo "checkvideo: $2 does not exist"
	exit  1
fi

# usage: vparse -i foo.tab -o bar.tab [-s n]
# 	 will read in foo.tab and spit out tab files named
#	 bar.tab{s,s+1,s+2,...}
outfiles=`$ROOT/usr/sbin/vparse -i $FILE -o vi_out.tab -f 2`
echo "output file are: " $outfiles

# usage: monitor -i foo.tab -o foo.rgb -h hblah -v vblah
#	 where hblah is whatever value the VI_H_START register was set to in the
#	 .tst file that generated the tab, it would be 0x00200040 for a 32 pixel
#	 wide test.
#	 vblah is whatever the value the VI_V_START register was set to, such
#	 as 0x50045 for a 32 pixel height

error=0

for f in $outfiles
do
        rgbfile=$f.rgb
	$ROOT/usr/sbin/monitor -i $f -o $rgbfile -h 0x200044 -v 0x50025
	if $ROOT/usr/sbin/idf $rgbfile $GOLDFILE diff.rgb
	then
		donothing=1
	else
		error=1
	fi
done

exit $error