get Camera Facing Intent Extras - Android Intent

Android examples for Intent:Camera Intent

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  2. Android
  3. Intent
  4. Camera Intent

Description

get Camera Facing Intent Extras

Demo Code

/*/*from   w w w .ja v  a  2s. c o m*/
 * Copyright (C) 2009 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.
 */
import com.android.camera.CameraHolder;

import android.app.Activity;

public class Main {
  private static final String EXTRAS_CAMERA_FACING = "android.intent.extras.CAMERA_FACING";

  public static int getCameraFacingIntentExtras(Activity currentActivity) {
    int cameraId = -1;

    int intentCameraId = currentActivity.getIntent().getIntExtra(CameraUtil.EXTRAS_CAMERA_FACING, -1);

    if (isFrontCameraIntent(intentCameraId)) {
      // Check if the front camera exist
      int frontCameraId = CameraHolder.instance().getFrontCameraId();
      if (frontCameraId != -1) {
        cameraId = frontCameraId;
      }
    } else if (isBackCameraIntent(intentCameraId)) {
      // Check if the back camera exist
      int backCameraId = CameraHolder.instance().getBackCameraId();
      if (backCameraId != -1) {
        cameraId = backCameraId;
      }
    }
    return cameraId;
  }

  private static boolean isFrontCameraIntent(int intentCameraId) {
    return (intentCameraId == android.hardware.Camera.CameraInfo.CAMERA_FACING_FRONT);
  }

  private static boolean isBackCameraIntent(int intentCameraId) {
    return (intentCameraId == android.hardware.Camera.CameraInfo.CAMERA_FACING_BACK);
  }
}

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