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| 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 | 428x 3424x 3424x 428x 428x 428x 428x 428x 428x 428x | import { setOptions } from './imageLoader/internal/index';
import type { LoaderOptions } from './types';
import registerLoaders from './imageLoader/registerLoaders';
import { getWebWorkerManager } from '@cornerstonejs/core';
const workerFn = () => {
const instance = new Worker(
new URL('./decodeImageFrameWorker.js', import.meta.url),
{ type: 'module' }
);
return instance;
};
function init(options: LoaderOptions = {}): void {
// setting options should happen first, since we use the options in the
// cornerstone set
// DO NOT CHANGE THE ORDER OF THESE TWO LINES!
setOptions(options);
registerLoaders();
const workerManager = getWebWorkerManager();
const maxWorkers = options?.maxWebWorkers || getReasonableWorkerCount();
workerManager.registerWorker('dicomImageLoader', workerFn, {
maxWorkerInstances: maxWorkers,
});
}
function getReasonableWorkerCount(): number {
Eif (typeof navigator !== 'undefined' && navigator.hardwareConcurrency) {
// Use half of the available cores, but at least 1
return Math.max(1, Math.floor(navigator.hardwareConcurrency / 2));
}
// Default to 1 if we can't determine the number of cores
return 1;
}
export default init;
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