Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import android.hardware.Camera;
import android.hardware.Camera.CameraInfo;

import android.view.Surface;

public class Main {
    public static int setCameraDisplayOrientation(int cameraId, Camera camera, int displayRotation) {
        CameraInfo info = new CameraInfo();
        Camera.getCameraInfo(cameraId, info);
        int degrees = 0;
        switch (displayRotation) {
        case Surface.ROTATION_0:
            degrees = 0;
            break;
        case Surface.ROTATION_90:
            degrees = 90;
            break;
        case Surface.ROTATION_180:
            degrees = 180;
            break;
        case Surface.ROTATION_270:
            degrees = 270;
            break;
        }

        int camRotationDegree = 0;
        if (info.facing == CameraInfo.CAMERA_FACING_FRONT) {
            camRotationDegree = (info.orientation + degrees) % 360;
            camRotationDegree = (360 - camRotationDegree) % 360; // compensate the mirror
        } else {
            camRotationDegree = (info.orientation - degrees + 360) % 360;
        }

        if (camera != null) {
            camera.setDisplayOrientation(camRotationDegree);
        }
        return camRotationDegree;
    }
}