pcm-processor/build/index.js

Processes raw PCM data from mobile device microphones/live recordings

import PcmProcessorModule from "./PcmProcessorModule";
export function addListener(listener) {
    PcmProcessorModule.removeListener();
    return PcmProcessorModule.addListener("onChange", listener);
}
export function removeListener(subscription) {
    if (subscription) {
        subscription.remove();
        PcmProcessorModule.removeListener();
    }
}
export async function startCapturing(config, onData, onError) {
    try {
        const defaultConfig = {
            sampleRate: 44100,
            channels: 1,
            shouldRecordAudio: false,
            fileName: `recording_${Date.now()}`,
            fileExtension: "wav",
        };
        const mergedConfig = { ...defaultConfig, ...config };
        const subscription = addListener((event) => {
            if (event.error && onError) {
                onError(event.error);
            }
            else if (event.data && onData) {
                onData(event);
            }
        });
        await PcmProcessorModule.startCapturing(mergedConfig);
        return subscription;
    }
    catch (error) {
        const errorMessage = error instanceof Error ? error.message : "Unknown error occurred";
        if (onError) {
            onError(errorMessage);
        }
        throw error;
    }
}
export async function stopCapturing() {
    try {
        return await PcmProcessorModule.stopCapturing();
    }
    catch (error) {
        const errorMessage = error instanceof Error ? error.message : "Failed to stop recording";
        console.error("Error stopping PCM capturing:", error);
        return {
            error: errorMessage,
        };
    }
}
export function isRecordingError(event) {
    return "error" in event;
}
export function isPcmData(event) {
    return "data" in event && event.data !== undefined;
}
export { default as PcmProcessor } from "./PcmProcessorModule";
export default {
    startCapturing,
    stopCapturing,
    addListener,
    removeListener,
    isRecordingError,
    isPcmData,
};
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