   <span class="normal">()</span>
    </h4>
      <div class="api-level">
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    <div class="jd-details-descr">
      
  <div class="jd-tagdata jd-tagdescr"><p>Gets whether the drawable can use worker threads to optimistically prefetch frames.</p></div>
  <div class="jd-tagdata">
      <h5 class="jd-tagtitle">Returns</h5>
      <ul class="nolist"><li>whether the backend can use worker threads to prefetch frames
</li></ul>
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    </div>
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