u011056389的专栏

实现步骤：1.新建一个ViewController Class ，jic

@interface MainViewController ()@property (strong,nonatomic)AVCaptureVideoPreviewLayer * preview;@end

http://laiguowei2004.blog.163.com/blog/static/36829000201262710191770/

@interface CapturePicViewController ()@property(nonatomic,retain) UIImagePickerController *imgPickerCtl;@end@implementation CapturePicViewController@synthesize imgPickerCtl;- (id)initWithNibName