humble-video-noarch/src/main/java/io/humble/video/customio/HumbleIO.java
public static String map(String url, OutputStream out)
  {
    return map(url, null, out, DEFAULT_UNMAP_URL_ON_OPEN,
        DEFAULT_CLOSE_STREAM_ON_CLOSE);
  }
public static String map(String url, OutputStream out)
  {
    return map(url, null, out, DEFAULT_UNMAP_URL_ON_OPEN,
        DEFAULT_CLOSE_STREAM_ON_CLOSE);
  }
Maps an {@link OutputStream} to a URL for use by Humble.

@param url the URL to use.
@param out the stream

@return Returns a URL that can be passed to Humble's {@link Container}'s
open method, and will result in IO being performed on the passed in
streams.