Xcode 如何从iphone库导入视频并在应用程序中播放
我使用以下代码来显示视频库Xcode 如何从iphone库导入视频并在应用程序中播放,xcode,ipad,uiimagepickercontroller,Xcode,Ipad,Uiimagepickercontroller,我使用以下代码来显示视频库 -(IBAction)showVideoLibrary { UIImagePickerController *videoPicker = [[UIImagePickerController alloc] init]; videoPicker.delegate = self; videoPicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary; videoPicker.mediaTypes =
-(IBAction)showVideoLibrary
{
UIImagePickerController *videoPicker = [[UIImagePickerController alloc] init];
videoPicker.delegate = self;
videoPicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
videoPicker.mediaTypes =[[NSArray alloc] initWithObjects: (NSString *)kUTTypeMovie,nil];
if(self.popoverController!=nil)
{
[self.popoverController release];
}
self.popoverController = [[UIPopoverController alloc] initWithContentViewController:videoPicker];
popoverController.delegate = self;
popoverController.popoverContentSize=CGSizeMake(320,1000);
[popoverController presentPopoverFromRect:CGRectMake(0,0,10,10) inView:self.view permittedArrowDirections:nil animated:YES];
}
为了接收选定的视频Url,我使用以下功能
- (void)imagePickerController: (UIImagePickerController *)picker2 didFinishPickingMediaWithInfo: (NSDictionary *)info {
NSString *mediaType = [info valueForKey:UIImagePickerControllerMediaType];
if([mediaType isEqualToString:@"public.movie"])
{
NSLog(@"came to video select...");
NSURL *videoUrl=(NSURL*)[info objectForKey:@"UIImagePickerControllerMediaURL"];
NSLog(@"Got Movie Url==%@",videoUrl);
}
这是我正在使用的代码,我可以看到库中存在的视频列表,但当我按下“使用”按钮时,它显示的是压缩视频。。我无法取消它,而且我也没有收到任何类型的url
- (void)imagePickerController: (UIImagePickerController *)picker2 didFinishPickingMediaWithInfo: (NSDictionary *)info
功能。。有没有办法解决这个问题。。并获取应用程序的url
谢谢。在真正的iPhone设备上试一试 下面是我在项目中使用的从iPhone库中挑选视频的代码 只需将视频方法从选择器添加到所需的按钮
-(void)video
{
UIImagePickerController *imagePicker =
[[UIImagePickerController alloc] init];
imagePicker.delegate = self;
imagePicker.sourceType =
UIImagePickerControllerSourceTypePhotoLibrary;
imagePicker.mediaTypes = [[NSArray alloc] initWithObjects:(NSString *)kUTTypeMovie, nil];
[self presentModalViewController:imagePicker animated:YES];
}
-(void) imagePickerController: (UIImagePickerController *) picker
didFinishPickingMediaWithInfo: (NSDictionary *) info
{
NSString *mediaType = [info objectForKey: UIImagePickerControllerMediaType];
if (CFStringCompare ((__bridge CFStringRef) mediaType, kUTTypeMovie, 0)
== kCFCompareEqualTo)
{
NSString *moviePath = [[info objectForKey:UIImagePickerControllerMediaURL] path];
NSURL *videoUrl=(NSURL*)[info objectForKey:UIImagePickerControllerMediaURL];
// NSLog(@"%@",moviePath);
if (UIVideoAtPathIsCompatibleWithSavedPhotosAlbum (moviePath)) {
UISaveVideoAtPathToSavedPhotosAlbum (moviePath, nil, nil, nil);
}
}
[self dismissModalViewControllerAnimated:YES];
[picker release];
}
不要忘记添加移动核心服务框架
进口
#import <MobileCoreServices/UTCoreTypes.h>
@先生,你是个天才。非常感谢,这对我也有帮助:)谢谢@supertechnoboff
MPMoviePlayerController *player =[[MPMoviePlayerController alloc] initWithContentURL: url]; // give here the "videourl"
[[player view] setFrame: [self.view bounds]];
[self.view addSubview: [player view]];
[player play];