get Default Camera - Android Camera

Android examples for Camera:Camera Attribute

Description

get Default Camera

Demo Code

/*//  w  w  w .  ja  va  2 s. c  o m
 * Copyright (C) 2013 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
//package com.java2s;
import android.annotation.TargetApi;
import android.hardware.Camera;
import android.os.Build;

public class Main {
    /**
     * @param position Physical position of the camera i.e Camera.CameraInfo.CAMERA_FACING_FRONT
     *                 or Camera.CameraInfo.CAMERA_FACING_BACK.
     * @return the default camera on the device. Returns null if camera is not available.
     */
    @TargetApi(Build.VERSION_CODES.GINGERBREAD)
    public static Camera getDefaultCamera(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) {
                try {
                    return Camera.open(i);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }

        return null;
    }
}

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