get Camera Natural Orientation - Android Camera

Android examples for Camera:Camera Orientation

  1. HOME
  2. Android
  3. Camera
  4. Camera Orientation

Description

get Camera Natural Orientation

Demo Code


import android.content.Context;
import android.content.res.Configuration;
import android.hardware.Camera;
import android.util.Log;
import android.view.OrientationEventListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

public class Main{
    public static int getCameraNaturalOrientation(Context context,
            int cameraId) {
        final int deviceNaturalOrientation = DeviceUtil
                .getDeviceNaturalOrientation(context);

        if (deviceNaturalOrientation == Configuration.ORIENTATION_UNDEFINED) {
            return Configuration.ORIENTATION_UNDEFINED;
        }/* w w  w.  j a va  2s .  c  o m*/

        final Camera.CameraInfo cameraInfo = getCameraInfo(cameraId);
        final int relativeCameraOrientation = cameraInfo.orientation;

        if (deviceNaturalOrientation == Configuration.ORIENTATION_PORTRAIT) {
            if (relativeCameraOrientation == 0
                    || relativeCameraOrientation == 180) {
                return Configuration.ORIENTATION_PORTRAIT;
            }
            return Configuration.ORIENTATION_LANDSCAPE;
        }

        if (relativeCameraOrientation == 0
                || relativeCameraOrientation == 180) {
            return Configuration.ORIENTATION_LANDSCAPE;
        }
        return Configuration.ORIENTATION_PORTRAIT;
    }
    public static Camera.CameraInfo getCameraInfo(int cameraId) {
        Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
        Camera.getCameraInfo(cameraId, cameraInfo);
        return cameraInfo;
    }
}

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