6.0，7.0，8.0获取相机权限

// 权限
@RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN_MR2)
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        permission();
        StrictMode.VmPolicy.Builder builder = new StrictMode.VmPolicy.Builder();
        StrictMode.setVmPolicy(builder.build());
        builder.detectFileUriExposure();
    }

 

 //动态授权

private void permission() {

    if (Build.VERSION.SDK_INT >= 23) {
        String[] mPermissionList = new String[]{
Manifest.permission.WRITE_EXTERNAL_STORAGE,
 Manifest.permission.ACCESS_FINE_LOCATION,
 Manifest.permission.CALL_PHONE,
 Manifest.permission.READ_LOGS,
 Manifest.permission.READ_PHONE_STATE,
 Manifest.permission.READ_EXTERNAL_STORAGE,
 Manifest.permission.SET_DEBUG_APP, 
Manifest.permission.SYSTEM_ALERT_WINDOW,
 Manifest.permission.GET_ACCOUNTS,
 Manifest.permission.WRITE_APN_SETTINGS,
Manifest.permission.CAMERA};
        ActivityCompat.requestPermissions(MainActivity.this, mPermissionList, 123);
    }
}

        //将Bitmap转换成字符串

 public String bitmapToString(Bitmap bitmap){

    String string=null;
        ByteArrayOutputStream bStream=new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG,75,bStream);
        byte[]bytes=bStream.toByteArray();
        string=Base64.encodeToString(bytes,Base64.DEFAULT);
        return string;
    }

 

        // 将字符串转换成Bitmap类型

    public Bitmap stringToBitmap(String string) {
        Bitmap bitmap = null;
        try {
            byte[] bitmapArray;
            bitmapArray = Base64.decode(string, Base64.DEFAULT);
            bitmap = BitmapFactory.decodeByteArray(bitmapArray, 0,
                    bitmapArray.length);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return bitmap;
    }

 

 

//Glide加载原型图

   Glide.with(this).load(bitmap).apply(RequestOptions.bitmapTransform(new CircleCrop())).into(imgMine);

 

 

 

 

// https://blog.youkuaiyun.com/shasha1021/article/details/73194669?utm_source=itdadao&utm_medium=referral