rieve a target frame.

 <p>This option will be ignored if <a href="../../../../../../com/bumptech/glide/load/resource/bitmap/VideoDecoder.html#TARGET_FRAME"><code>TARGET_FRAME</code></a> is not set or is set to
 <a href="../../../../../../com/bumptech/glide/load/resource/bitmap/VideoDecoder.html#DEFAULT_FRAME"><code>DEFAULT_FRAME</code></a>.</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="http://d.android.com/reference/android/media/MediaMetadataRetriever.html?is-external=true#getFr