ut.html" title="interface in com.google.android.exoplayer2.extractor"><code>ExtractorInput</code></a>, which must
 provide data from the start of the stream.

 <p>If <code>true</code> is returned, the <code>input</code>'s reading position may have been modified.
 Otherwise, only its peek position may have been modified.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../Extractor.html#sniff(com.google.android.exoplayer2.extractor.ExtractorInput)">sniff</a></cod