modern-audio/types/types.d.ts

A modern web audio lib

export declare type AudioAnyContext = AudioContext | OfflineAudioContext;
export declare type AudioSource = MediaElementAudioSourceNode | AudioScheduledSourceNode | AudioBufferSourceNode;
export declare type AudioInput = string | AudioBuffer | HTMLMediaElement | AudioSource;
export interface InternalAudio<T extends BaseAudioContext = AudioAnyContext, D extends AudioSource = AudioSource> {
    context: T;
    source: D;
    processors: Processor[];
    props: Map<string, ProcessorPropType>;
    setup(): void;
    reconnect(): void;
    renderBarChart(canvas: HTMLCanvasElement, color?: string): void;
    renderTimeDomainBarChart(canvas: HTMLCanvasElement, color?: string): void;
    get(): Record<string, any>;
    get(name: string): any;
    set(name: Record<string, any>): void;
    set(name: string, value: any): void;
}
export declare type BufferAudio<T extends BaseAudioContext = AudioAnyContext> = {
    src: string;
    load(): Promise<void>;
    reset(): void;
    resetAndStart(when?: number, offset?: number, duration?: number): void;
} & InternalAudio<T, AudioBufferSourceNode> & AudioBufferSourceNode;
export declare type MediaElementAudio<T extends BaseAudioContext = AudioAnyContext> = {
    src: string;
} & InternalAudio<T, MediaElementAudioSourceNode> & MediaElementAudioSourceNode;
export declare type ScheduledAudio<T extends BaseAudioContext = AudioAnyContext> = InternalAudio<T, AudioScheduledSourceNode> & AudioScheduledSourceNode;
export interface Processor {
    name: string;
    node?: AudioNode | ProcessorNodeFunction;
    connect?(target: AudioNode): void;
    disconnect?(): void;
    props?: Record<string, ProcessorPropType>;
}
export interface ProcessorPropType<T = any, D = T> {
    value?: T;
    getter?(): T;
    setter?(value: D): void;
}
export interface ProcessorNodeFunction {
    (): AudioNode | undefined;
}
export interface ProcessorFactory {
    (audio: InternalAudio): Processor;
}