$mencoder video-color.avi -o video-bw.avi -vf hue=0:0 -oac copy ovc lavc
#!/bin/bash
for file in `grep -l HTTP_POST_VARS * -R`
do
i=0
while [ -a $file.old.$i ]
do
i=$[i+1]
done
filenew=$file.old.$i
cp $file $filenew
sed -e s/HTTP_POST_VARS/_POST/ $file|cat > $file
doneAll times are GMT