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<h4>FLAG_FASTDCT</h4>
<pre>public static final&nbsp;int FLAG_FASTDCT</pre>
<div class="block">Use the fastest DCT/IDCT algorithm available in the underlying codec.  The
 default if this flag is not specified is implementation-specific.  For
 example, the implementation of TurboJPEG for libjpeg[-turbo] uses the fast
 algorithm by default when compressing, because this has been shown to have
 only a very slight effect on accuracy, but it uses the accurate algori