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- #! /bin/bash
- # from http://www.thinkbase.net
- mkdir screenshot
- echo "------------------------------------------------------------"
- while :
- do
- echo -ne "请选择需要录制的窗口 ... \b"
- # 使用 xwininfo 选择一个窗口并获取其 window id
- xwininfo > screenshot/xwininfo.txt
- WIN_ID=`cat screenshot/xwininfo.txt | grep "xwininfo: Window id:" | cut -d ' ' -f 4`
- WIN_INFO=`xwininfo -id $WIN_ID | grep $WIN_ID`
- echo -e "选中的窗口是: \n -> $WIN_INFO"
- # 当前需要截取的窗口对应的进程
- PID=`xprop -id $WIN_ID | grep "_NET_WM_PID(CARDINAL)" | cut -d ' ' -f 3`
- while(true); do
- read -p "请输入'y'确认, 输入'n'重新选择: " YES_NO
- case "$YES_NO" in
- [yY]*)
- THE_WIN_ID=$WIN_ID
- break
- ;;
- [nN]*)
- THE_WIN_ID="invalid"
- break
- ;;
- *)
- echo "输入($YES_NO)无效, 必须是 y 或者 n"
- ;;
- esac
- done
- if [ "$THE_WIN_ID" != "invalid" ]; then
- break
- fi
- done
- PRE_FILE="not-exist"
- while(true);do
- # 获取当前活动窗口的 window id
- ACTIVE_WIN_ID=`xprop -root | grep "_NET_ACTIVE_WINDOW(WINDOW)"| cut -d ' ' -f 5`
- # 获取当前活动窗口的 PID
- ACTIVE_PID=`xprop -id $ACTIVE_WIN_ID | grep "_NET_WM_PID(CARDINAL)" | cut -d ' ' -f 3`
- FILE_NAME=`date +%Y%m%d-%H%M%S`
- if [ "$ACTIVE_PID" == "$PID" ] ; then
- echo -ne "* \b"
- # 如果活动窗口属于当前进程, 截取活动窗口, 同时使用 -screen 参数, 以便保证界面上的菜单以及工具提示能够被正常截取下来
- import -window $ACTIVE_WIN_ID -screen -frame screenshot/$FILE_NAME.png
- else
- echo -ne ". \b"
- # 如果活动窗口不属于当前进程, 则截取所选择的窗口, 同时不使用 -screen 参数, 避免截取到其他窗口的内容
- import -window $THE_WIN_ID -frame screenshot/$FILE_NAME.png
- fi
- # 和前面截取的文件内容进行比较, 如果没有区别, 则只保留一个文件(减少长时间"发呆"产生大量相同的截图)
- cmp -s screenshot/$FILE_NAME.png screenshot/$PRE_FILE.png
- if [ $? == 0 ] ; then
- echo -ne " [X]$PRE_FILE \b"
- rm -f screenshot/$PRE_FILE.png
- fi
- PRE_FILE=$FILE_NAME
- sleep 1
- done
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