更新人脸算法

zhangzengfei

2022-01-10 4496b59ab27d569df1da7ef634e02273b3a9618a

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
/*
 * Copyright 2018 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
package com.basic.security.utils;
 
 
import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.provider.Settings;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.widget.Toast;
 
import com.basic.security.activity.WelcomeActivity;
 
/**
 * Helper class for handling dangerous permissions for Android API level >= 23 which
 * requires user consent at runtime to access the camera.
 */
public class PermissionHelper {
    public static final int RC_PERMISSION_REQUEST = 9222;
 
    public static boolean hasCameraPermission(Activity activity) {
        return ContextCompat.checkSelfPermission(activity,
                Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED;
    }
 
    public static boolean hasWriteStoragePermission(Activity activity) {
        return ContextCompat.checkSelfPermission(activity,
                Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED;
    }
 
    public static void requestCameraPermission(Activity activity, boolean requestWritePermission) {
 
        boolean showRationale = ActivityCompat.shouldShowRequestPermissionRationale(activity,
                Manifest.permission.CAMERA) || (requestWritePermission &&
                ActivityCompat.shouldShowRequestPermissionRationale(activity,
                        Manifest.permission.WRITE_EXTERNAL_STORAGE));
        if (showRationale) {
            Toast.makeText(activity,
                    "Camera permission is needed to run this application", Toast.LENGTH_LONG).show();
        } else {
 
            // No explanation needed, we can request the permission.
 
            String permissions[] = requestWritePermission ? new String[]{Manifest.permission.CAMERA,
                    Manifest.permission.WRITE_EXTERNAL_STORAGE} : new String[]{Manifest.permission.CAMERA};
            ActivityCompat.requestPermissions(activity, permissions, RC_PERMISSION_REQUEST);
        }
    }
 
    public static void requestWriteStoragePermission(Activity activity) {
        boolean showRationale = ActivityCompat.shouldShowRequestPermissionRationale(activity,
                Manifest.permission.WRITE_EXTERNAL_STORAGE);
        if (showRationale) {
            Toast.makeText(activity,
                    "Writing to external storage permission is needed to run this application",
                    Toast.LENGTH_LONG).show();
        } else {
 
            // No explanation needed, we can request the permission.
 
            String permissions[] = new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE};
 
            ActivityCompat.requestPermissions(activity, permissions, RC_PERMISSION_REQUEST);
        }
    }
 
    /**
     * Launch Application Setting to grant permission.
     */
    public static void launchPermissionSettings(Activity activity) {
        Intent intent = new Intent();
        intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
        intent.setData(Uri.fromParts("package", activity.getPackageName(), null));
        activity.startActivity(intent);
    }
 
    public static boolean hasRecordAudio(WelcomeActivity activity) {
        return ContextCompat.checkSelfPermission(activity,
                Manifest.permission.RECORD_AUDIO) == PackageManager.PERMISSION_GRANTED;
    }
}