@egoist/web-voice-processor/dist/types/types.d.ts

Real-time audio processing for voice, in web browsers

export declare enum WvpState {
    STARTED = 0,
    STOPPED = 1
}
export type WvpMessageEvent = {
    command: 'process';
    inputFrame: Int16Array;
};
export type PvEngine = {
    onmessage?: ((e: MessageEvent) => any) | null;
    postMessage?: (e: any) => void;
    worker?: {
        onmessage?: ((e: MessageEvent) => any) | null;
        postMessage?: (e: any) => void;
    };
};
export type WebVoiceProcessorOptions = {
    /** Size of pcm frames (default: 512) */
    frameLength?: number;
    /** Which sample rate to convert to (default: 16000) */
    outputSampleRate?: number;
    /** Microphone id to use (can be fetched with mediaDevices.enumerateDevices) */
    deviceId?: string | null;
    /** Filter order (default: 50) */
    filterOrder?: number;
    /** Custom made recorder processor */
    customRecorderProcessorURL?: string;
};
export type ResamplerWorkerInitRequest = {
    command: 'init';
    wasm: string;
    inputSampleRate: number;
    outputSampleRate: number;
    frameLength: number;
    filterOrder: number;
};
export type ResamplerWorkerProcessRequest = {
    command: 'process';
    inputFrame: Float32Array | Int16Array;
};
export type ResamplerWorkerResetRequest = {
    command: 'reset';
};
export type ResamplerWorkerReleaseRequest = {
    command: 'release';
};
export type ResamplerWorkerNumRequiredInputSamplesRequest = {
    command: 'numRequiredInputSamples';
    numSample: number;
};
export type ResamplerWorkerRequest = ResamplerWorkerInitRequest | ResamplerWorkerProcessRequest | ResamplerWorkerResetRequest | ResamplerWorkerReleaseRequest | ResamplerWorkerNumRequiredInputSamplesRequest;
export type ResamplerWorkerFailureResponse = {
    command: 'failed' | 'error';
    message: string;
};
export type ResamplerWorkerInitResponse = ResamplerWorkerFailureResponse | {
    command: 'ok';
    version: string;
};
export type ResamplerWorkerProcessResponse = ResamplerWorkerFailureResponse | {
    command: 'ok';
    result: Int16Array;
};
export type ResamplerWorkerResetResponse = ResamplerWorkerFailureResponse | {
    command: 'ok';
};
export type ResamplerWorkerReleaseResponse = ResamplerWorkerFailureResponse | {
    command: 'ok';
};
export type ResamplerWorkerNumRequiredInputSamplesResponse = ResamplerWorkerFailureResponse | {
    command: 'ok';
    result: number;
};
export type ResamplerWorkerResponse = ResamplerWorkerInitResponse | ResamplerWorkerProcessResponse | ResamplerWorkerResetResponse | ResamplerWorkerReleaseResponse;
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