fine tuning fimgfx with a script

scripts/contrast-test.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+GRAB="quux.fimg"
+COS01="cos01.fimg"
+SQRT="sqrt.fimg"
+POW2="pow2.fimg"
+
+f2p ()
+{
+echo ========== $1
+fimg2pnm -v $1 $(basename $1 .fimg).pnm
+}
+
+grabvidseq -v -n 777 -p 0.07 -o $GRAB
+f2p $GRAB 
+
+fimgfx -v pow2 $GRAB $POW2
+f2p $POW2
+
+fimgfx -v sqrt $GRAB $SQRT
+f2p $SQRT
+
+fimgfx -v cos01 $GRAB $COS01
+f2p $COS01
+
+convert -delay 10 *.pnm foo.gif
+