[Objective-C] カメラロールからムービーを選択する

gistfile1.m

/*--------------------------------------------------------------------------------
 カメラロールからムービーを選択する
 --------------------------------------------------------------------------------*/
- (void)chooseMovie{
    
    // フォトライブラリが使えるか確認
    if([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]){
        
        // 使える
        UIImagePickerController *picker=[[UIImagePickerController alloc]init];
        picker.sourceType=UIImagePickerControllerSourceTypePhotoLibrary;
        picker.mediaTypes=@[(NSString*) kUTTypeMovie ]; // import MobileCoreServices
        picker.allowsEditing=NO;
        picker.delegate=self;
        picker.videoQuality=UIImagePickerControllerQualityTypeHigh;
        
        // 開く
        [self presentViewController:picker animated:YES completion:NULL];
        
    }else{
        // 使えない
        NSLog(@"PhotoLibraryが使えない");
    }
}

/*--------------------------------------------------------------------------------
 UIImagePickerControllerで選択されたとき
 --------------------------------------------------------------------------------*/
- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info{
    
    NSString *mediaType=[info objectForKey:UIImagePickerControllerMediaType];
    if([mediaType isEqualToString:(NSString*)kUTTypeMovie]){
        // 動画のURLを取得
        NSURL *url=[info objectForKey:UIImagePickerControllerMediaURL];
        NSLog(@"%@",url.absoluteString);
        self.movieURL=url;
    }
    
    // 閉じる
    [self dismissViewControllerAnimated:YES completion:NULL];
}

/*--------------------------------------------------------------------------------
 UIImagePickerControllerで選択されなかったとき
 --------------------------------------------------------------------------------*/
- (void) imagePickerControllerDidCancel:(UIImagePickerController *)picker{
    [self dismissViewControllerAnimated:YES completion:NULL];
}