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feat(dicomImageLoader): option to enable decoding of JPEG8BitColor images with webworkers #2380

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feat(dicomImageLoader): option to enable decoding of JPEG8BitColor images with webworkers #2380

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18 changes: 9 additions & 9 deletions packages/dicomImageLoader/src/imageLoader/decodeImageFrame.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -102,16 +102,16 @@ function decodeImageFrame(
);
case '1.2.840.10008.1.2.4.50':
// JPEG Baseline lossy process 1 (8 bit)

// Handle 8-bit JPEG Baseline color images using the browser's built-in
// JPEG decoding
if (
imageFrame.bitsAllocated === 8 &&
(imageFrame.samplesPerPixel === 3 || imageFrame.samplesPerPixel === 4)
) {
return decodeJPEGBaseline8BitColor(imageFrame, pixelData, canvas);
if (!decodeConfig?.useJPEGBaseline8BitColorWebWorker) {
// Handle 8-bit JPEG Baseline color images using the browser's built-in JPEG decoding,
// unless it has been configured to use the web-worker decoder instead.
if (
imageFrame.bitsAllocated === 8 &&
(imageFrame.samplesPerPixel === 3 || imageFrame.samplesPerPixel === 4)
) {
return decodeJPEGBaseline8BitColor(imageFrame, pixelData, canvas);
}
}

return processDecodeTask(
imageFrame,
transferSyntax,
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