[英]Save taken image in photo library
我已經對該程序進行了編碼,以在拾取uiimage時保存圖像,但是我需要編碼以在捕獲UIimagePickerControllerSourceSourcePhotoPhotoLibrary時保存圖像
僅由相機拍攝。
- (void) imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info
{
if([info objectForKey:@"UIImagePickerControllerOriginalImage"])
{
NSString *mediaType = [info objectForKey:UIImagePickerControllerMediaType];
if ([mediaType isEqualToString:(NSString *)kUTTypeImage])
{
UIImage *image = [info objectForKey:UIImagePickerControllerOriginalImage];
UIImageWriteToSavedPhotosAlbum(image,nil,nil,nil);
PhotoViewController *photoVC=[[PhotoViewController alloc]initWithNibName:@"PhotoViewController" bundle:nil];
photoVC.photoImage=image;
photoVC.photoDelegate=self;
[self.navigationController pushViewController:photoVC animated:YES];
}
}
我認為這會對您有所幫助。 請試試這個。
這是使用相機拍攝圖像的代碼:
UIImagePickerController *myImagePickerController = [[UIImagePickerController alloc]init];
myImagePickerController.delegate = self;
UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypeCamera;
if (YES == [UIImagePickerController isSourceTypeAvailable:sourceType])
{
myImagePickerController.sourceType = UIImagePickerControllerSourceTypeCamera;
[self.view addSubview:myImagePickerController.view];
}
else
{
UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@"Warning !!" message:@"Camera is not available" delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil];
[alertView show];
[alertView release];
}
此代碼用於在照片庫中保存圖像:
UIImage *img = [UIImage imageNamed:@"image.png"]; // This is your after taking photo
UIImageWriteToSavedPhotosAlbum(img, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);
- (void)image:(UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo
{
if (error != NULL)
{
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Error!" message:[[error localizedDescription] capitalizedString] delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil];
[alert show];
[alert release];
}
else
{
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Sucesses !!" message:@"Your image has been saved sucessefully." delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil];
[alert show];
[alert setTag:100];
[alert release];
}
}
如果要將選擇的圖像保存到照片庫中,請使用/編寫UIImageWriteToSavedPhotosAlbum(UIImage *image, id completionTarget, SEL completionSelector, void *contextInfo);
didFinishPickingImage
函數
像這樣
-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingImage : (UIImage *)image editingInfo:(NSDictionary *)editingInfo
{
UIImageWriteToSavedPhotosAlbum(image, nil, nil, nil);
[picker dismissModalViewControllerAnimated:NO];
}
- (void) imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info{ if([info objectForKey:@"UIImagePickerControllerOriginalImage"])
{
UIImage *tmpimage = [info objectForKey:@"UIImagePickerControllerOriginalImage"];
NSString *mediaType = [info objectForKey:UIImagePickerControllerMediaType];
if ([mediaType isEqualToString:(NSString *)kUTTypeImage])
{
if ((picker.sourceType=UIImagePickerControllerSourceTypeCamera)) {
UIImage *image = [info objectForKey:UIImagePickerControllerOriginalImage];
UIImageWriteToSavedPhotosAlbum(image,nil,nil,nil);
}
PhotoViewController *photoVC=[[PhotoViewController alloc]initWithNibName:@"PhotoViewController" bundle:nil];
photoVC.photoImage=tmpimage;
photoVC.photoDelegate=self;
[self.navigationController pushViewController:photoVC animated:YES];
}
}
}
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