@cleerlycode/cornerstone-wado-image-loader

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/webWorker/decodeTask/decodeTask.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../../prettify.css" /> <link rel="stylesheet" href="../../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../../index.html">all files</a> / <a href="index.html">src/webWorker/decodeTask/</a> decodeTask.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 6.9% Statements 2/29 </div> <div class='fl pad1y space-right2'> 0% Branches 0/16 </div> <div class='fl pad1y space-right2'> 0% Functions 0/4 </div> <div class='fl pad1y space-right2'> 6.9% Lines 2/29 </div> </div> </div> <div class='status-line low'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113</td><td class="line-coverage quiet">          1×     1×                                                                                                                                                                                                                </td><td class="text"><pre class="prettyprint lang-js">import { initializeJPEG2000 } from './decoders/decodeJPEG2000.js'; import { initializeJPEGLS } from './decoders/decodeJPEGLS.js'; import getMinMax from '../../shared/getMinMax.js'; import decodeImageFrame from './decodeImageFrame.js';   const kTaskType = 'decodeTask';   // flag to ensure codecs are loaded only once let codecsLoaded = false;   // the configuration object for the decodeTask let decodeConfig;   /** * Function to control loading and initializing the codecs */ function loadCodecs() { // prevent loading codecs more than once if (codecsLoaded) { return; }   // Load the codecs // console.time('loadCodecs'); self.importScripts(decodeConfig.codecsPath); codecsLoaded = true; // console.timeEnd('loadCodecs');   // Initialize the codecs if (decodeConfig.initializeCodecsOnStartup) { // console.time('initializeCodecs'); initializeJPEG2000(decodeConfig); initializeJPEGLS(decodeConfig); // console.timeEnd('initializeCodecs'); } }   /** * Task initialization function * @param {Object} config The web worker manager `taskConfiguration` field. */ function initialize(config) { decodeConfig = config[kTaskType] || {}; if (decodeConfig.loadCodecsOnStartup) { loadCodecs(); } }   function calculateMinMax(imageFrame) { const minMax = getMinMax(imageFrame.pixelData);   if (decodeConfig.strict === true) { if (imageFrame.smallestPixelValue !== minMax.min) { console.warn( 'Image smallestPixelValue tag is incorrect. Rendering performance will suffer considerably.' ); }   if (imageFrame.largestPixelValue !== minMax.max) { console.warn( 'Image largestPixelValue tag is incorrect. Rendering performance will suffer considerably.' ); } } else { imageFrame.smallestPixelValue = minMax.min; imageFrame.largestPixelValue = minMax.max; } }   /** * Task handler function */ function handler({ data }, doneCallback) { // Load the codecs if they aren't already loaded loadCodecs();   const imageFrame = data.imageFrame;   // convert pixel data from ArrayBuffer to Uint8Array since web workers support passing ArrayBuffers but // not typed arrays const pixelData = new Uint8Array(data.pixelData);   decodeImageFrame( imageFrame, data.transferSyntax, pixelData, decodeConfig, data.options );   if (!imageFrame.pixelData) { throw new Error( 'decodeTask: imageFrame.pixelData is undefined after decoding' ); }   calculateMinMax(imageFrame);   // convert from TypedArray to ArrayBuffer since web workers support passing ArrayBuffers but not // typed arrays imageFrame.pixelData = imageFrame.pixelData.buffer;   // invoke the callback with our result and pass the pixelData in the transferList to move it to // UI thread without making a copy doneCallback(imageFrame, [imageFrame.pixelData]); }   export default { taskType: kTaskType, handler, initialize };  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Sun Apr 01 2018 20:02:13 GMT+0800 (CST) </div> </div> <script src="../../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../../sorter.js"></script> </body> </html>