automatic capture screen for osx

capture.sh

#!/usr/bin/env bash

limit=20
delay=1
target_dir="`pwd`/capture"

mkdir -p $target_dir

echo "Start Capture"
echo "============="

for i in  `seq 0 $limit`
do
  target_path="${target_dir}/screenshot_`date +%s`.png"
  screencapture -x $target_path
  echo "saved ${target_path}"
  sleep $delay
done