iOS相机权限设置

最新推荐文章于 2022-07-01 15:41:10 发布

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最新推荐文章于 2022-07-01 15:41:10 发布 · 9.8k 阅读

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#ios

摄像头权限未开启时弹框跳转到设置页面

AVAuthorizationStatus authStatus = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];//读取设备授权状态
if (authStatus == AVAuthorizationStatusRestricted || authStatus == AVAuthorizationStatusDenied) {
    UIAlertController *alertCtrl = [UIAlertController alertControllerWithTitle:@"打开摄像头失败" message:@"请在 设置-隐私-相机 开启权限" preferredStyle:UIAlertControllerStyleAlert];
    UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
    }];
    [alertCtrl addAction:cancelAction];
    UIAlertAction *okAction = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
        [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
    }];
    [alertCtrl addAction:okAction];
    dispatch_async(dispatch_get_main_queue(), ^{
        [sel