相册 相机 权限

#pragma mark - actionSheet Delegate
- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {

    if(buttonIndex == 0) {//摄像
        //相机权限判断
        AVAuthorizationStatus authStatus = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];
        if (authStatus == AVAuthorizationStatusRestricted || authStatus ==AVAuthorizationStatusDenied) {
            //无权限
            [WXAlertView WXAlertWithTitle:@"亲，请打开拍照权限" message:@"请在：设置=》隐私=》相机=》打开微学" withWXAlertBlock:^(WXAlertViewBtnType buttonIndexType) {

                [[UIApplication sharedApplication]openURL:[NSURL URLWithString:@"prefs:root=Privacy&path=Camera"]];

            } cancelButtonTitle:nil ensureButtonTitle:@"我知道了"];

        }else {

            // 初始化图片选择控制器
            UIImagePickerController *picker = [[UIImagePickerController alloc]init];
            picker.sourceType = UIImagePickerControllerSourceTypeCamera;//拍照
            NSString *movieType = (NSString *)kUTTypeMovie;
            [picker setMediaTypes:@[movieType]];
            // 设置录制视频的质量
            [picker setVideoQuality:UIImagePickerControllerQualityTypeLow];
            picker.delegate = self;
            [self presentViewController:picker animated:YES completion:nil];
            [picker release];
        }


    }else if (buttonIndex == 1) {//相册中选取视频

        //相册权限判断
        ALAuthorizationStatus author = [ALAssetsLibrary authorizationStatus];
        if (author == kCLAuthorizationStatusRestricted || author ==kCLAuthorizationStatusDenied){
            //无权限
            [WXAlertView WXAlertWithTitle:@"亲，请打开相册权限" message:@"请在：设置=》隐私=》照片=》打开微学" withWXAlertBlock:^(WXAlertViewBtnType buttonIndexType) {

                [[UIApplication sharedApplication]openURL:[NSURL URLWithString:@"prefs:root=Privacy&path=Photos"]];

            } cancelButtonTitle:nil ensureButtonTitle:@"我知道了"];

        }else {

            UIImagePickerController *picker = [[UIImagePickerController alloc] init];
            picker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
            NSString *movieType = (NSString *)kUTTypeMovie;
            picker.mediaTypes = @[movieType];
            picker.modalTransitionStyle = UIModalTransitionStyleCoverVertical;
            picker.delegate = self;
            [self presentViewController:picker animated:YES completion:nil];
            [picker release];
        }


    }


}