@cleerlycode/cornerstone-wado-image-loader
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Cornerstone ImageLoader for DICOM WADO-URI
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<title>Code coverage report for src/imageLoader/wadouri/metaData/getLUTs.js</title>
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<h1>
<a href="../../../../index.html">all files</a> / <a href="index.html">src/imageLoader/wadouri/metaData/</a> getLUTs.js
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<span class="strong">8.7% </span>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">function getLUT (pixelRepresentation, lutDataSet) <span class="fstat-no" title="function not covered" >{</span>
let numLUTEntries = <span class="cstat-no" title="statement not covered" >lutDataSet.uint16('x00283002', 0);</span>
<span class="cstat-no" title="statement not covered" > if (numLUTEntries === 0) {</span>
<span class="cstat-no" title="statement not covered" > numLUTEntries = 65535;</span>
}
let firstValueMapped = <span class="cstat-no" title="statement not covered" >0;</span>
<span class="cstat-no" title="statement not covered" > if (pixelRepresentation === 0) {</span>
<span class="cstat-no" title="statement not covered" > firstValueMapped = lutDataSet.uint16('x00283002', 1);</span>
} else {
<span class="cstat-no" title="statement not covered" > firstValueMapped = lutDataSet.int16('x00283002', 1);</span>
}
const numBitsPerEntry = <span class="cstat-no" title="statement not covered" >lutDataSet.uint16('x00283002', 2);</span>
// console.log('LUT(', numLUTEntries, ',', firstValueMapped, ',', numBitsPerEntry, ')');
const lut = <span class="cstat-no" title="statement not covered" >{</span>
id: '1',
firstValueMapped,
numBitsPerEntry,
lut: []
};
// console.log("minValue=", minValue, "; maxValue=", maxValue);
<span class="cstat-no" title="statement not covered" > for (let i = 0; i < numLUTEntries; i++) {</span>
<span class="cstat-no" title="statement not covered" > if (pixelRepresentation === 0) {</span>
<span class="cstat-no" title="statement not covered" > lut.lut[i] = lutDataSet.uint16('x00283006', i);</span>
} else {
<span class="cstat-no" title="statement not covered" > lut.lut[i] = lutDataSet.int16('x00283006', i);</span>
}
}
<span class="cstat-no" title="statement not covered" > return lut;</span>
}
function getLUTs (pixelRepresentation, lutSequence) {
<span class="missing-if-branch" title="else path not taken" >E</span>if (!lutSequence || <span class="branch-1 cbranch-no" title="branch not covered" >!lutSequence.items.length)</span> {
return;
}
const luts = <span class="cstat-no" title="statement not covered" >[];</span>
<span class="cstat-no" title="statement not covered" > for (let i = 0; i < lutSequence.items.length; i++) {</span>
const lutDataSet = <span class="cstat-no" title="statement not covered" >lutSequence.items[i].dataSet;</span>
const lut = <span class="cstat-no" title="statement not covered" >getLUT(pixelRepresentation, lutDataSet);</span>
<span class="cstat-no" title="statement not covered" > if (lut) {</span>
<span class="cstat-no" title="statement not covered" > luts.push(lut);</span>
}
}
<span class="cstat-no" title="statement not covered" > return luts;</span>
}
export default getLUTs;
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