UIImagePickerController没打开

{ UIImagePickerController *picker = [[UIImagePickerController alloc] init]; //资源类型为图片库 picker.sourceType = UIImagePickerControllerSourceTypePhoto...

已经有图片正在选取是调用无效,必须要等delegate收到 imagePickerController:didFinishPickingMediaWithInfo: 消息后才能再次选取。非 UIImagePickerControllerSourceTypeCamera ...

UIImagePickerController 是系统提供的用来获取图片和视频的接口; 用UIImagePickerController 类来获取图片视频,大体分为以下几个步骤: 1. 初始化UIImagePi...

typedef NS_ENUM(NSInteger, UIImagePickerControllerSourceType) { UIImagePickerControllerSourceTypePhotoLibrary, UIImagePickerControllerSourceTypeCamera, UIImagePickerCo...

-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info方法,中的info值,会根据我们操作的类型不同,而产生了...

图像选择控制器:UIImagePickerController功能:用于选取相册或相机等里面的照片。@interface UIImagePickerController : UINavigationController枚举://图片资源来源类型typedef...

使用UIImagePickerController,就必须实现UINavigationControllerDelegate这个protocol,因为调用过程中会出现NavigationBar,如果没实现,也不会说运行不了。只是Xcode会直接就给...

在一些应用中,我们需要用到iOS设备的摄像头进行拍照,视频。并且从相册中选取我们需要的图片或者视频。关于iOS摄像头和相册的应用,可以使用UIImagePickerController类来...

抛弃不再使用 - (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info; - (void)imagePickerControllerDid...

如果是album获取的,是不可以在创建UIImagePicker的时候设置overlay的,因为cameraOverlayView顾名思义就是为摄像头准备的,所以要通过UINavigationController的代理方法判断层...