@omnimedia/omnitool/x/features/speech/transcribe/worker.bundle.js

open source video processing tools

import { defer, once } from "@e280/stz";
import { Comrade } from "@e280/comrade";
import { loadPipe } from "../../parts/load-pipe.js";
import { transcribe } from "./parts/transcribe.js";
import { exposeErrors } from "../../parts/expose-errors.js";
const deferred = defer();
const makePrepare = (host) => once(async (spec) => {
    deferred.resolve({
        spec,
        pipe: await loadPipe({
            spec,
            task: "automatic-speech-recognition",
            onLoading: loading => host.loading(loading),
        })
    });
});
await Comrade.worker(shell => {
    const prepare = makePrepare(shell.host);
    return {
        prepare: exposeErrors(prepare),
        transcribe: exposeErrors(async (request) => {
            const { pipe, spec } = await deferred.promise;
            return transcribe({
                pipe,
                spec,
                request,
                callbacks: {
                    onReport: report => shell.host.deliverReport(report),
                    onTranscription: transcription => shell.host.deliverTranscription(transcription),
                },
            });
        })
    };
});
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