l&#8203;(@Nullable
                                  <a href="../../upstream/TransferListener.html" title="interface in com.google.android.exoplayer2.upstream">TransferListener</a>&nbsp;mediaTransferListener)</pre>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../source/BaseMediaSource.html#prepareSourceInternal(com.google.android.exoplayer2.upstream.TransferListener