我正在创建一个示例应用程序,它允许使用自定义按钮捕获图像和录制视频。我创建了一个 UIImagePicker 控制器实例并分配委托,一切都完成了takePicture
,但是没有调用委托方法。
我也参考了一些帖子UIImagePickerController takePicture 没有响应并且UIImagepickerController [takepicture] 模态视图消失了没有委托回调但没有得到我的解决方案。
这是我的代码。如果我遗漏任何东西,请告诉我:
- (void)viewDidLoad {
[super viewDidLoad];
self.navigationController.navigationBar.hidden = YES;
imagePicker = [[UIImagePickerController alloc] init];
[imagePicker setSourceType:UIImagePickerControllerSourceTypeCamera];
[imagePicker setAllowsEditing:NO];
[imagePicker setMediaTypes:[NSArray arrayWithObject:@"public.movie"]];
[imagePicker setCameraCaptureMode:UIImagePickerControllerCameraCaptureModeVideo];
[imagePicker setShowsCameraControls:NO];
[imagePicker setToolbarHidden:YES];
[imagePicker setDelegate:self];
UIView *overlayView = [[UIView alloc] initWithFrame:[[imagePicker view]frame]];
[overlayView setBackgroundColor:[UIColor clearColor]];
UIButton *btnCapture = [UIButton buttonWithType:UIButtonTypeRoundedRect];
[btnCapture setFrame:CGRectMake(0, overlayView.frame.origin.y + overlayView.frame.size.height - 35, 30, 30)];
[btnCapture setTitle:@"c" forState:UIControlStateNormal];
[btnCapture addTarget:self action:@selector(captureFrame:) forControlEvents:UIControlEventTouchUpInside];
UIButton *btnStopVideo = [UIButton buttonWithType:UIButtonTypeRoundedRect];
[btnStopVideo setFrame:CGRectMake(40, overlayView.frame.origin.y + overlayView.frame.size.height - 35, 30, 30)];
[btnStopVideo setTitle:@"s" forState:UIControlStateNormal];
[btnStopVideo addTarget:self action:@selector(btnStopTapped:) forControlEvents:UIControlEventTouchUpInside];
[overlayView addSubview:btnStopVideo];
[overlayView addSubview:btnCapture];
[imagePicker setCameraOverlayView:overlayView];
[self presentModalViewController:imagePicker animated:NO];
}
- (void)captureFrame:(id)sender {
[imagePicker takePicture];
}
但是委托方法:- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info
没有被调用。
请帮我解决这个问题。
谢谢大家