Android Open Source - OpenGLAndroid-Camera Media Storage Helpers

From Project

Back to project page OpenGLAndroid-Camera.

License

The source code is released under:

Apache License

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Java Source Code

package com.andrewtremblay.openglandroidcamera.helpers;
/*from  www . j a  v  a  2  s.c  o m*/
import java.io.File;
import java.text.SimpleDateFormat;
import java.util.Date;

import android.content.Context;
import android.media.MediaScannerConnection;
import android.net.Uri;
import android.os.Environment;
import android.util.Log;

public class MediaStorageHelpers {
  public static final int MEDIA_TYPE_IMAGE = 1;
  public static final int MEDIA_TYPE_VIDEO = 2;
  public static final String MEDIA_STORAGE_DIR = "CamCam";  
  public static final String MEDIA_IMAGE_FORMAT = "jpg";  
  public static final String MEDIA_VIDEO_FORMAT = "mp4";  

  /** Create a file Uri for saving an image or video */
  public static Uri getOutputMediaFileUri(int type){
        return Uri.fromFile(getOutputMediaFile(type));
  }

  /** Create a File for saving an image or video */
  public static File getOutputMediaFile(int type){
      // To be safe, you should check that the SDCard is mounted
      // using Environment.getExternalStorageState() before doing this.

      File mediaStorageDir = new File(Environment.getExternalStoragePublicDirectory(
                Environment.DIRECTORY_PICTURES), MEDIA_STORAGE_DIR);
      // This location works best if you want the created images to be shared
      // between applications and persist after your app has been uninstalled.

      // Create the storage directory if it does not exist
      if (! mediaStorageDir.exists()){
          if (! mediaStorageDir.mkdirs()){
              Log.d(DebugHelpers.TAG, "failed to create directory");
              return null;
          }
      }

      // Create a media file name
      String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
      File mediaFile;
      if (type == MEDIA_TYPE_IMAGE){
          mediaFile = new File(mediaStorageDir.getPath() + File.separator +
          "IMG_"+ timeStamp + "."+ MEDIA_IMAGE_FORMAT);
      } else if(type == MEDIA_TYPE_VIDEO) {
          mediaFile = new File(mediaStorageDir.getPath() + File.separator +
          "VID_"+ timeStamp + "." + MEDIA_VIDEO_FORMAT);
      } else {
          return null;
      }

      return mediaFile;
  }

  
  //scans file so it can be seen by system apps
  public static void scanFile(String path, Context context) {
        MediaScannerConnection.scanFile(context,
                new String[] { path }, null,
                new MediaScannerConnection.OnScanCompletedListener() {

                    public void onScanCompleted(String path, Uri uri) {
                        Log.i("TAG", "Finished scanning " + path);
                    }
                });
    }

  
}

Java Source Code List