>unsetTransparency</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;unsetTransparency()</pre>
<div class="block">Suppresses the 'tRNS' chunk from being output.</div>
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<h4>isTransparencySet</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isTransparencySet()</pre>
<div class="block">Returns true if a 'tRNS' chunk will be output.</div>
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