I know i can play an mp3 file in the media player like that:
Intent intent = new Intent();
intent.setAction(android.content.Intent.ACTION_VIEW);
File fil
It is not possible to use content from your RES folder outside of the App. The content is inside the App and not reachable from outside the App. If you want to make the content available you have to implement your own ContentProvider returning the data.
@CommonsWare is right. See http://iserveandroid.blogspot.nl/2011/01/how-to-access-resources-from-other.html