//调用
    /**
     * 关闭亮度自动调节
     *
     * @param activity
     */
    public static void stopAutoBrightness(Activity activity) {
        if (!PermissUtils.getBrightnessPermiss(activity)) {
            return;
        }
        Settings.System.putInt(activity.getContentResolver(),
                Settings.System.SCREEN_BRIGHTNESS_MODE,
                Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL);
    }
//设置

public class PermissUtils {
    public static boolean getBrightnessPermiss(Activity context) {
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
            return true;
        }
        try {

            // 判断是否有WRITE_SETTINGS权限if(!Settings.System.canWrite(this))
            if (!Settings.System.canWrite(context)) {
                Intent intent = new Intent(Settings.ACTION_MANAGE_WRITE_SETTINGS,
                        Uri.parse("package:" + context.getPackageName()));
                context.startActivity(intent);
            } else {
                return true;
            }

        } catch (Exception e) {
            e.printStackTrace();
        }
        return false;
    }
}