摘要:
```
cvRound
cvFloor
cvCeil
cvIsNaN
cvIsInf
``` 阅读全文
摘要:
```
#先要设置软件源 sudo apt-get update
sudo apt-get upgrade #播放器
sudo apt-get install smplayer qt
sudo apt-get install qt-sdk
sudo apt-get install qt4-dev-tools #开发包 sudo apt-get install qtcreator #I... 阅读全文