以下是iOS調用相冊和攝像頭的代碼，請參考。
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- (void)viewDidLoad{ [super
viewDidLoad]; // Do any additional setup after loading the view. UIImageView *imageView = [[UIImageView alloc] init]; imageView.frame = CGRectMake(0, 0, 80, 120); imageView.backgroundColor = [UIColor greenColor]; imageView.tag = 101; [self.view addSubview:imageView]; UIButton *button = [UIButton buttonWithType:UIButtonTypeRoundedRect]; button.frame = CGRectMake(0, 200, 100, 30); [button setTitle:@"打開相冊"
forState:UIControlStateNormal]; [button addTarget:self action:@selector(openPics) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:button]; UIButton *button2 = [UIButton buttonWithType:UIButtonTypeRoundedRect]; button2.frame = CGRectMake(0, 300, 100, 30); [button2 setTitle:@"打開相機"
forState:UIControlStateNormal]; [button2 addTarget:self action:@selector(openCamera) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:button2];}// 打開相機- (void)openCamera { // UIImagePickerControllerCameraDeviceRear 後置攝像頭 // UIImagePickerControllerCameraDeviceFront 前置攝像頭 BOOL isCamera = [UIImagePickerController isCameraDeviceAvailable:UIImagePickerControllerCameraDeviceRear]; if
(!isCamera) { NSLog(@"沒有攝像頭"); return
; } UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init]; imagePicker.sourceType = UIImagePickerControllerSourceTypeCamera; imagePicker.delegate = self; // 編輯模式 imagePicker.allowsEditing = YES; [self presentViewController:imagePicker animated:YES completion:^{ }]; }// 打開相冊- (void)openPics { UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init]; imagePicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary; imagePicker.delegate = self; [self presentViewController:imagePicker animated:YES completion:^{ }]; }// 選中照片- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info{ NSLog(@"%@", info); UIImageView *imageView = (UIImageView *)[self.view viewWithTag:101]; // UIImagePickerControllerOriginalImage 原始圖片 // UIImagePickerControllerEditedImage 編輯後圖片 UIImage *image = [info objectForKey:UIImagePickerControllerEditedImage]; imageView.image = image; [picker dismissViewControllerAnimated:YES completion:NULL]; }// 取消相冊- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker { [picker dismissViewControllerAnimated:YES completion:NULL];} |
