Example usage for android.hardware Camera getNumberOfCameras

Introduction

In this page you can find the example usage for android.hardware Camera getNumberOfCameras.

Prototype

public native static int getNumberOfCameras();

Source Link

Document

Returns the number of physical cameras available on this device.

Usage

From source file:Main.java

public static int getFrontCameraId() {
    int cameraCount = 0;
    Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
    cameraCount = Camera.getNumberOfCameras();
    for (int camIdx = 0; camIdx < cameraCount; camIdx++) {
        Camera.getCameraInfo(camIdx, cameraInfo);
        if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
            return camIdx;
        }//from w  w w  .jav a2  s.  c  o  m
    }
    return -1;
}

From source file:Main.java

public static boolean hasCamera() {
    final int cameraCount = Camera.getNumberOfCameras();
    Camera.CameraInfo info = new Camera.CameraInfo();
    for (int i = 0; i < cameraCount; i++) {
        Camera.getCameraInfo(i, info);//w  w  w .java2s .c o  m
        if (info.facing == CAMERA_FACING_BACK) {
            return true;
        }
    }
    return false;
}

From source file:Main.java

public static int getNumberOfCameras() {
    int cameraNumber = 1;
    if (Build.VERSION.SDK_INT >= 9) {
        cameraNumber = Camera.getNumberOfCameras();
    }//from  w  w  w .j a va  2 s . c  om

    return cameraNumber;
}

From source file:Main.java

public static int HasBackCamera() {
    int numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CAMERA_FACING_BACK) {
            return i;
        }//from ww w . ja v  a 2s  . com
    }
    return 2;
}

From source file:Main.java

public static int HasFrontCamera() {
    int numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CAMERA_FACING_FRONT) {
            return i;
        }/*from w  w w. jav  a 2s.co m*/
    }
    return 2;
}

From source file:Main.java

static int getCameraId(int position) {
    // Find the total number of cameras available
    int mNumberOfCameras = Camera.getNumberOfCameras();

    // Find the ID of the back-facing ("default") camera
    Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
    for (int i = 0; i < mNumberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == position)
            return i;
    }//  w w  w  . j  a  va2s . co m

    return NO_CAMERA;
}

From source file:Main.java

public static boolean hasFrontCamera() {
    for (int i = 0; i < Camera.getNumberOfCameras(); i++) {
        Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
        Camera.getCameraInfo(i, cameraInfo);

        if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
            return true;
        }/*w ww  . j  a  v a  2 s.  co m*/
    }

    return false;
}

From source file:Main.java

public static int findBackFacingCamera() {
    int cameraId = INVALID_CAMERA_ID;
    // Search for the front facing camera
    int numberOfCameras = Camera.getNumberOfCameras();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.CameraInfo info = new Camera.CameraInfo();
        Camera.getCameraInfo(i, info);/*from ww  w  .ja v  a2  s .  com*/
        if (info.facing == Camera.CameraInfo.CAMERA_FACING_BACK) {
            Log.d("CameraUtil", "Camera found");
            cameraId = i;
            break;
        }
    }
    return cameraId;
}

From source file:Main.java

public static int findFrontFacingCamera() {
    int cameraId = INVALID_CAMERA_ID;
    // Search for the front facing camera
    int numberOfCameras = Camera.getNumberOfCameras();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.CameraInfo info = new Camera.CameraInfo();
        Camera.getCameraInfo(i, info);/*from   ww w . j a  v  a2s  .  com*/
        if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
            Log.d("CameraUtil", "Camera found");
            cameraId = i;
            break;
        }
    }
    return cameraId;
}

From source file:Main.java

/**
 * @return front camera//from  w w  w. j  a  v a2  s .  com
 */
public static Camera getFrontCamera() {
    CameraInfo cameraInfo = new CameraInfo();
    int cameraCount = Camera.getNumberOfCameras();
    for (int i = 0; i < cameraCount; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
            cameraId = i;
            return Camera.open(i);
        }
    }
    return null;
}