Ios iPad uiimagepickercontroller专用前置摄像头
我有一个iPad应用程序,应该只使用设备上的前置摄像头 问题是,在我使用前摄像头拍摄第一张照片后,如果用户选择重拍照片,则使用后摄像头,如果再次重拍,则使用正确的前摄像头 每次点击拍摄图片时,我都会释放图像采集器和弹出窗口,显示我的相机预览和图像Ios iPad uiimagepickercontroller专用前置摄像头,ios,ipad,camera,uiimagepickercontroller,Ios,Ipad,Camera,Uiimagepickercontroller,我有一个iPad应用程序,应该只使用设备上的前置摄像头 问题是,在我使用前摄像头拍摄第一张照片后,如果用户选择重拍照片,则使用后摄像头,如果再次重拍,则使用正确的前摄像头 每次点击拍摄图片时,我都会释放图像采集器和弹出窗口,显示我的相机预览和图像 - (void)setUpImagePicker { //poner photo picker en pop up! BOOL hasCamera = [UIImagePickerController isSourceTypeAvail
- (void)setUpImagePicker
{
//poner photo picker en pop up!
BOOL hasCamera = [UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera];
picker = [[UIImagePickerController alloc] init];
picker.delegate = self;
picker.sourceType = hasCamera ? UIImagePickerControllerSourceTypeCamera : UIImagePickerControllerSourceTypePhotoLibrary;
picker.cameraDevice = UIImagePickerControllerCameraDeviceFront;
[picker setShowsCameraControls:FALSE];
CGAffineTransform translate = CGAffineTransformMakeTranslation(0.0, 0.0);
picker.cameraViewTransform = translate;
CGAffineTransform scale = CGAffineTransformScale(translate, 1, 1);
picker.cameraViewTransform = scale;
self.companyPopOverController = [[[UIPopoverController alloc] initWithContentViewController:picker] autorelease];
self.companyPopOverController.passthroughViews=[NSArray arrayWithObject:self.view];
[self createTimer];
}
- (NSTimer*)createTimer {
// create timer on run loop
return [NSTimer scheduledTimerWithTimeInterval:0.3 target:self selector:@selector(timerTicked:) userInfo:nil repeats:NO];
}
- (void)timerTicked:(NSTimer*)timer {
[self.companyPopOverController presentPopoverFromRect:CGRectMake(622, 534, 10, 10) inView:self.view permittedArrowDirections:UIPopoverArrowDirectionDown animated:YES];
}
- (void)takePicButtonPressed:(id)sender
{
NSLog(@"takePicButtonPressed");
if (!self.retakePic) {
NSLog(@"retake no");
self.retakePic = YES;
self.imageTaken = YES;
[self.takePicButton setImage:[UIImage imageNamed:@"takePicButton_Re"] forState:UIControlStateNormal];
[picker takePicture];
return;
}else {
NSLog(@"retake is yes");
self.retakePic = NO;
self.imageTaken = NO;
picker = nil;
[picker release];
self.companyPopOverController = nil;
[self.companyPopOverController release];
[self setUpImagePicker];
//button image, take
[self.takePicButton setImage:[UIImage imageNamed:@"takePicButton"] forState:UIControlStateNormal];
return;
}
}
那么,如何确保我的应用程序只使用前置摄像头呢
谢谢 这是一个需要解决的问题,但是因为没有代表来完成你要找的任务,所以这样做就可以了 在ViewDidLoad中从PickerController注册通知(在这种情况下,因为您实现了自己的控件,所以可能需要设置自己的通知) 然后,当用户选择重新拍摄照片时,重新指定选择器使用前摄像头
- (void)retakeImage:(NSNotification *)notification
{
self.pickerController.cameraDevice = UIImagePickerControllerCameraDeviceFront;
}
希望这有帮助 这是一个需要解决的问题,但是因为没有代表来完成你要找的任务,所以这样做就可以了 在ViewDidLoad中从PickerController注册通知(在这种情况下,因为您实现了自己的控件,所以可能需要设置自己的通知) 然后,当用户选择重新拍摄照片时,重新指定选择器使用前摄像头
- (void)retakeImage:(NSNotification *)notification
{
self.pickerController.cameraDevice = UIImagePickerControllerCameraDeviceFront;
}
希望这有帮助