安装 byzanz
      
sudo apt-get install byzanz
如果软件不存在,先添加下面的软件源再安装
sudo add-apt-repository ppa:fossfreedom/byzanzsudo apt-get update && sudo apt-get install byzanz
        
          直接录制
      
byzanz-record –duration=10 –x=100 –y=100 –width=600 –height=600 output.gif
–duration 录制时长
–x x坐标
–y y坐标
–width 录制宽度
–height 录制高度
–output.gif 录制生成文件名
        
          新建脚本byzanz-record-window.sh
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 | #!/bin/bash
 
 
 
 DELAY=5
 
 
 if [ $# -gt 0 ]; then
 D="--duration=$@"
 else
 echo Default recording duration 5s to /tmp/recorded.gif
 D="--duration=10 /tmp/recorded.gif"
 fi
 XWININFO=$(xwininfo)
 read X < <(awk -F: '/Absolute upper-left X/{print $2}' <<< "$XWININFO")
 read Y < <(awk -F: '/Absolute upper-left Y/{print $2}' <<< "$XWININFO")
 read W < <(awk -F: '/Width/{print $2}' <<< "$XWININFO")
 read H < <(awk -F: '/Height/{print $2}' <<< "$XWININFO")
 
 echo Delaying $DELAY seconds. After that, byzanz will start
 for (( i=$DELAY; i>0; --i )) ; do
 echo $i
 sleep 1
 done
 
 byzanz-record --verbose --delay=0 --x=$X --y=$Y --width=$W --height=$H $D
 
 | 
记得加上执行权限
chmod a+x byzanz-record-window.sh
录制视频
./byzanz-record-window 5 -c output.gif
        