[2/4]解决USB摄像头打开相机预览界面绿屏

liyujie

2025-08-28 d9927380ed7c8366f762049be9f3fee225860833

1
2
3
4
5
6
if [ ! -f .version ]
then
    echo 1
else
    expr 0`cat .version` + 1
fi