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<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/imageLoader/wadouri/getUncompressedImageFrame.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/imageLoader/wadouri/</a> getUncompressedImageFrame.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">42.86% </span> <span class="quiet">Statements</span> <span class='fraction'>12/28</span> </div> <div class='fl pad1y space-right2'> <span class="strong">22.22% </span> <span class="quiet">Branches</span> <span class='fraction'>4/18</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Functions</span> <span class='fraction'>1/1</span> </div> <div class='fl pad1y space-right2'> <span class="strong">42.86% </span> <span class="quiet">Lines</span> <span class='fraction'>12/28</span> </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</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import unpackBinaryFrame from './unpackBinaryFrame.js'; &nbsp; /** * Function to deal with extracting an image frame from an encapsulated data set. */ &nbsp; function getUncompressedImageFrame (dataSet, frameIndex) { const pixelDataElement = dataSet.elements.x7fe00010 || <span class="branch-1 cbranch-no" title="branch not covered" >dataSet.elements.x7fe00008;</span> const bitsAllocated = dataSet.uint16('x00280100'); const rows = dataSet.uint16('x00280010'); const columns = dataSet.uint16('x00280011'); const samplesPerPixel = dataSet.uint16('x00280002'); &nbsp; const pixelDataOffset = pixelDataElement.dataOffset; const pixelsPerFrame = rows * columns * samplesPerPixel; &nbsp; let frameOffset; &nbsp; <span class="missing-if-branch" title="if path not taken" >I</span>if (bitsAllocated === 8) { <span class="cstat-no" title="statement not covered" > frameOffset = pixelDataOffset + frameIndex * pixelsPerFrame;</span> <span class="cstat-no" title="statement not covered" > if (frameOffset &gt;= dataSet.byteArray.length) {</span> <span class="cstat-no" title="statement not covered" > throw new Error('frame exceeds size of pixelData');</span> } &nbsp; <span class="cstat-no" title="statement not covered" > return new Uint8Array(dataSet.byteArray.buffer, frameOffset, pixelsPerFrame);</span> } else <span class="missing-if-branch" title="else path not taken" >E</span>if (bitsAllocated === 16) { frameOffset = pixelDataOffset + frameIndex * pixelsPerFrame * 2; <span class="missing-if-branch" title="if path not taken" >I</span>if (frameOffset &gt;= dataSet.byteArray.length) { <span class="cstat-no" title="statement not covered" > throw new Error('frame exceeds size of pixelData');</span> } &nbsp; return new Uint8Array(dataSet.byteArray.buffer, frameOffset, pixelsPerFrame * 2); } else <span class="cstat-no" title="statement not covered" >if (bitsAllocated === 1) {</span> <span class="cstat-no" title="statement not covered" > frameOffset = pixelDataOffset + frameIndex * pixelsPerFrame * 0.125;</span> <span class="cstat-no" title="statement not covered" > if (frameOffset &gt;= dataSet.byteArray.length) {</span> <span class="cstat-no" title="statement not covered" > throw new Error('frame exceeds size of pixelData');</span> } &nbsp; <span class="cstat-no" title="statement not covered" > return unpackBinaryFrame(dataSet.byteArray, frameOffset, pixelsPerFrame);</span> } else <span class="cstat-no" title="statement not covered" >if (bitsAllocated === 32) {</span> <span class="cstat-no" title="statement not covered" > frameOffset = pixelDataOffset + frameIndex * pixelsPerFrame * 4;</span> <span class="cstat-no" title="statement not covered" > if (frameOffset &gt;= dataSet.byteArray.length) {</span> <span class="cstat-no" title="statement not covered" > throw new Error('frame exceeds size of pixelData');</span> } &nbsp; <span class="cstat-no" title="statement not covered" > return new Uint8Array(dataSet.byteArray.buffer, frameOffset, pixelsPerFrame * 4);</span> } &nbsp; <span class="cstat-no" title="statement not covered" > throw new Error('unsupported pixel format');</span> } &nbsp; export default getUncompressedImageFrame; &nbsp;</pre></td></tr> </table></pre> <div class='push'></div><!-- for sticky footer --> </div><!-- /wrapper --> <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(); 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