iphone 手机视频开发的一个启蒙教程的原代码，是初学者必备的-this is a iphone source code for developing vedio, very appriciate to the newer

ios相机拍照，AVCam演示使用的AV Foundation捕获API录制动画，拍摄静止图像和开关相机。-AVCam demonstrates usage of AV Foundation capture API for recording movies, taking still images, and switching cameras.