1、打开摄像头
- (IBAction)Open:(id)sender {
UIImagePickerController *picker = [[UIImagePickerController alloc] init];
if([UIImagePickerControllerisSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
picker.sourceType = UIImagePickerControllerSourceTypeCamera;
NSArray *temp_MediaTypes = [UIImagePickerControlleravailableMediaTypesForSourceType:picker.sourceType];
picker.mediaTypes = temp_MediaTypes;
picker.delegate = self;
picker.allowsImageEditing = YES;
}
[self presentModalViewController:picker animated:YES];
[picker release];
}
2.拍照回调
- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info
{
NSString *mediaType = [infoobjectForKey:UIImagePickerControllerMediaType];
BOOL success;
NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error;
NSArray *paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:0];
if ([mediaType isEqualToString:@"public.image"]){
UIImage *image = [infoobjectForKey:@"UIImagePickerControllerEditedImage"];
NSLog(@"found an image");
NSString *imageFile = [documentsDirectorystringByAppendingPathComponent:@"temp.jpg"];
NSLog(@"%@", imageFile);
success = [fileManager fileExistsAtPath:imageFile];
if(success) {
success = [fileManager removeItemAtPath:imageFile error:&error];
}
imageView.image = image;
[UIImageJPEGRepresentation(image, 1.0f) writeToFile:imageFileatomically:YES];
//SETIMAGE(image);
//CFShow([[NSFileManager defaultManager] directoryContentsAtPath:[NSHomeDirectory() stringByAppendingString:@"/Documents"]]);
}
else if([mediaType isEqualToString:@"public.movie"]){
NSURL *videoURL = [infoobjectForKey:UIImagePickerControllerMediaURL];
NSLog(@"%@", videoURL);
NSLog(@"found a video");
NSData *videoData = [NSData dataWithContentsOfURL:videoURL];
/****************************************/
NSString *videoFile = [documentsDirectorystringByAppendingPathComponent:@"temp.mov"];
NSLog(@"%@", videoFile);
success = [fileManager fileExistsAtPath:videoFile];
if(success) {
success = [fileManager removeItemAtPath:videoFile error:&error];
}
[videoData writeToFile:videoFile atomically:YES];
//CFShow([[NSFileManager defaultManager] directoryContentsAtPath:[NSHomeDirectory() stringByAppendingString:@"/Documents"]]);
//NSLog(videoURL);
}
[picker dismissModalViewControllerAnimated:YES];
}
- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
[picker dismissModalViewControllerAnimated:YES];
}