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Load the image-to-text model when opening the pdf viewer in Firefox (bug 1908938)

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This commit is contained in:
Calixte Denizet 2024-07-19 17:57:53 +02:00
parent 5b0e15ab18
commit b71fa727e1
5 changed files with 62 additions and 24 deletions
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28
web/app.js
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@ -155,6 +155,7 @@ const PDFViewerApplication = {
isViewerEmbedded: window.parent !== window,
url: "",
baseUrl: "",
mlManager: null,
_downloadUrl: "",
_eventBusAbortController: null,
_windowAbortController: null,
@ -205,6 +206,11 @@ const PDFViewerApplication = {
if (mode) {
document.documentElement.classList.add(mode);
}
} else {
// We want to load the image-to-text AI engine as soon as possible.
this.mlManager = new MLManager({
enableAltText: AppOptions.get("enableAltText"),
});
}
// Ensure that the `L10n`-instance has been initialized before creating
@ -370,11 +376,14 @@ const PDFViewerApplication = {
let eventBus;
if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("MOZCENTRAL")) {
eventBus = AppOptions.eventBus = new FirefoxEventBus(
AppOptions.get("allowedGlobalEvents"),
externalServices,
AppOptions.get("isInAutomation")
);
eventBus =
AppOptions.eventBus =
this.mlManager.eventBus =
new FirefoxEventBus(
AppOptions.get("allowedGlobalEvents"),
externalServices,
AppOptions.get("isInAutomation")
);
} else {
eventBus = new EventBus();
}
@ -731,15 +740,6 @@ const PDFViewerApplication = {
return shadow(this, "externalServices", new ExternalServices());
},
get mlManager() {
const enableAltText = AppOptions.get("enableAltText");
return shadow(
this,
"mlManager",
enableAltText === true ? new MLManager({ enableAltText }) : null
);
},
get initialized() {
return this._initializedCapability.settled;
},