add ability to grab window by passing -w

gif-batch-improved

#!/usr/bin/env bash

# the convert call depends on whether you have h264 support in 
# convert -list format
# if you don't have it , then record to -vcodec huffyuv
# if you see convert: Not enough pixel data `/tmp/x.avi' @ avi.c/ReadAVIImage/1243.
# maybe try removing -vcodec completely and use uncompressed avi


if [ $# -ne 1 ]; then 
    echo -e "Usage: \n\t git-batch.sh -wru\n\n"
    exit 0
fi

while getopts "ruw" OPTION; do
    case $OPTION in
        w)  echo recording window
            RECORD_WINDOW=true
            FFCAST_PARAM="-w"
            ;& # this means continue to execute the next block without testing its pattern
        r)  echo recording
            TMP_AVI=$(mktemp /tmp/outXXXXXXXXXX.avi)
            TMP_GIF=$(mktemp /tmp/outXXXXXXXXXX.gif)
            if [ "$RECORD_WINDOW" = true ] ; then
                echo "recording window is true"
            fi

            # XXX=
            # echo XXX , $XXX

            RECORD_CMD=$(echo ffcast  ${FFCAST_PARAM:--s} ffmpeg -y -r 20 $TMP_AVI \&\& convert -set delay 10 -layers Optimize $TMP_AVI $TMP_GIF)
            # echo record command : $RECORD_CMD
            eval $RECORD_CMD

            export TMP_GIF=$TMP_GIF
            # gwenview $TMP_GIF >/dev/null 2>&1
            gthumb --viewer $TMP_GIF >/dev/null 2>&1
            echo recorded gif : $TMP_GIF
            exit 0
            ;;
         
        u)  maxsize=2048
            TMP_GIF=$(ls -t /tmp/out*.gif | head -1)
            actualsize=$(du -k $TMP_GIF | cut -f 1)
            echo actialsize: $actualsize
            if [ $actualsize -ge $maxsize ]
            then
                TMP_GIF2=$(mktemp /tmp/outXXXXXXXXXX.gif)
                gifsicle -O2 --colors 64 $TMP_GIF  > $TMP_GIF2
                TMP_GIF = $TMP_GIF2
            fi
 
            echo 'uploading gif : '$TMP_GIF
            # http://imgur.com/tools
            ~/scripts/imgurbash.sh $TMP_GIF
            exit 0
            ;;
 
        *) # echo "Incorrect options provided" exit 1 ;;
            echo "done"
            ;;
    esac
done