Content of file PreviewSettings.java.html

<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../../jacoco-resources/report.gif" type="image/gif"/><title>PreviewSettings.java</title><link rel="stylesheet" href="../../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../../index.html" class="el_report">Mistral Examples CustomOperation</a> &gt; <a href="../index.html" class="el_bundle">image-core</a> &gt; <a href="index.source.html" class="el_package">it.tidalwave.image.render</a> &gt; <span class="el_source">PreviewSettings.java</span></div><h1>PreviewSettings.java</h1><pre class="source lang-java linenums">/*
 * *********************************************************************************************************************
 *
 * Mistral: open source imaging engine
 * http://tidalwave.it/projects/mistral
 *
 * Copyright (C) 2003 - 2023 by Tidalwave s.a.s. (http://tidalwave.it)
 *
 * *********************************************************************************************************************
 *
 * Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations under the License.
 *
 * *********************************************************************************************************************
 *
 * git clone https://bitbucket.org/tidalwave/mistral-src
 * git clone https://github.com/tidalwave-it/mistral-src
 *
 * *********************************************************************************************************************
 */
package it.tidalwave.image.render;

import java.awt.image.ByteLookupTable;
import java.awt.image.ShortLookupTable;

/***********************************************************************************************************************
 *
 * This class holds preview settings for displaying an image.
 *
 * @author Fabrizio Giudici
 *
 **********************************************************************************************************************/
<span class="nc" id="L39">public class PreviewSettings</span>
  {
<span class="nc" id="L41">    private byte[] redCurve8bit = new byte[256];</span>
<span class="nc" id="L42">    private byte[] greenCurve8bit = new byte[256];</span>
<span class="nc" id="L43">    private byte[] blueCurve8bit = new byte[256];</span>
<span class="nc" id="L44">    private byte[] alphaCurve8bit = new byte[256];</span>
    private ShortLookupTable lookupTable16bit;
    private ByteLookupTable lookupTable8bit;

    /*******************************************************************************************************************
     *
     * TODO: it would be event better to pass abstract curves and leave to this
it would be event better to pass abstract curves and leave to this
* class the responsibility of sampling them. Check out performances. * ******************************************************************************************************************/ public void setLookupTable (final short[] redCurve, final short[] greenCurve, final short[] blueCurve, final short[] alphaCurve) { <span class="nc" id="L59"> lookupTable16bit = new ShortLookupTable(0, new short[][]{redCurve, greenCurve, blueCurve, alphaCurve});</span> // FIXME: use a better interpolation <span class="nc bnc" id="L62" title="All 2 branches missed."> for (var i = 0; i &lt; redCurve8bit.length; i++)</span> { <span class="nc" id="L64"> final var j = (i &lt;&lt; 8) | (i &amp; 0xff);</span> <span class="nc" id="L65"> redCurve8bit[i] = (byte)(redCurve[j] &gt;&gt;&gt; 8);</span> <span class="nc" id="L66"> greenCurve8bit[i] = (byte)(greenCurve[j] &gt;&gt;&gt; 8);</span> <span class="nc" id="L67"> blueCurve8bit[i] = (byte)(blueCurve[j] &gt;&gt;&gt; 8);</span> <span class="nc" id="L68"> alphaCurve8bit[i] = (byte)(alphaCurve[j] &gt;&gt;&gt; 8);</span> } <span class="nc" id="L71"> lookupTable8bit = new ByteLookupTable(0,</span> new byte[][]{redCurve8bit, greenCurve8bit, blueCurve8bit, alphaCurve8bit}); <span class="nc" id="L76"> }</span> /******************************************************************************************************************* * * ******************************************************************************************************************/ public ShortLookupTable getLookupTable16bit() { <span class="nc" id="L84"> return lookupTable16bit;</span> } /******************************************************************************************************************* * * ******************************************************************************************************************/ public ByteLookupTable getLookupTable8bit() { <span class="nc" id="L93"> return lookupTable8bit;</span> } } </pre><div class="footer"><span class="right">Created with <a href="http://www.jacoco.org/jacoco">JaCoCo</a> 0.8.7.202105040129</span></div></body></html>