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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,47 +1,26 @@ | ||
| var isVariantA = false; | ||
|
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| const originalAppendChild = document.head.appendChild; | ||
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| document.head.appendChild = function (element) { | ||
| if (element?.tagName === "SCRIPT") { | ||
| if (element?.src?.includes("player-core-variant-a")) { | ||
| isVariantA = true; | ||
| } | ||
| } | ||
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| return originalAppendChild.call(this, element); | ||
| }; | ||
| // From vaft script (https://github.com/pixeltris/TwitchAdSolutions/blob/master/vaft/vaft.user.js#L299) | ||
| function getWasmWorkerJs(twitchBlobUrl) { | ||
| var req = new XMLHttpRequest(); | ||
| req.open('GET', twitchBlobUrl, false); | ||
| req.overrideMimeType("text/javascript"); | ||
| req.send(); | ||
| return req.responseText; | ||
| } | ||
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| const oldWorker = window.Worker; | ||
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| window.Worker = class Worker extends oldWorker { | ||
| constructor(twitchBlobUrl) { | ||
| super(twitchBlobUrl); | ||
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| console.log("[TNS] Patched worker with variant: " + (isVariantA ? "A" : "B")); | ||
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| this.addEventListener("message", (event) => { | ||
| const { data } = event; | ||
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| if ((data.id === 1 || isVariantA) && data.type === 1) { | ||
| try { | ||
| this.postMessage({ ...data, arg: [data.arg] }); | ||
| } catch (e) { | ||
| console.error("[TNS] Error when sending postMessage"); | ||
| console.error(e); | ||
| console.error(data); | ||
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| if ("srcObj" in data.arg) { | ||
| // Sometimes data contains MediaSourceHandle that is non-cloneable | ||
| // data.arg contains srcObj: MediaSourceHandle {} | ||
| console.log("[TNS] MediaSourceHandle found, can't post updated message"); | ||
| var workerString = getWasmWorkerJs(`${twitchBlobUrl.replaceAll("'", "%27")}`); | ||
| var workerUrl = workerString.replace("importScripts('", "").replace("')", ""); | ||
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| // Can't post here, but only updating data still works fixing undefined mode | ||
| } | ||
| const blobUrl = URL.createObjectURL(new Blob([` | ||
| importScripts( | ||
| 'https://cdn.jsdelivr.net/gh/besuper/TwitchNoSub/src/patch_amazonworker.js', | ||
| '${workerUrl}' | ||
| ); | ||
| `])); | ||
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| event.data.arg = [data.arg]; | ||
| } | ||
| } | ||
| }); | ||
| super(blobUrl); | ||
| } | ||
| } |
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