if(![UIImagePickerControllerisSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])
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{
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"错误提示" message:@"没有发现摄像头" delegate:self cancelButtonTitle:@"确定" otherButtonTitles:nil];
[alert show];
return;
}
UIImagePickerController *pickerVideo = [[UIImagePickerControlleralloc]init];
pickerVideo.sourceType =UIImagePickerControllerSourceTypeCamera;
pickerVideo.delegate = self;
pickerVideo.allowsEditing = YES;
pickerVideo.videoQuality = 2;
pickerVideo.videoMaximumDuration = 60.0f;
pickerVideo.cameraDevice =UIImagePickerControllerCameraDeviceFront;
pickerVideo.mediaTypes = [NSArray arrayWithObject:@"public.movie"];
[selfpresentViewController:pickerVideoanimated:YEScompletion:nil];