119 lines
2.9 KiB
TypeScript
119 lines
2.9 KiB
TypeScript
import {IDevice} from "../audio/recorder";
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import {Registry} from "../events";
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import {Filter, FilterType, FilterTypeClass} from "../voice/Filter";
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export enum InputConsumerType {
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CALLBACK,
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NODE,
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NATIVE
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}
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export interface CallbackInputConsumer {
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type: InputConsumerType.CALLBACK;
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callbackAudio?: (buffer: AudioBuffer) => any;
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callbackBuffer?: (buffer: Float32Array, samples: number, channels: number) => any;
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}
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export interface NodeInputConsumer {
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type: InputConsumerType.NODE;
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callbackNode: (source_node: AudioNode) => any;
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callbackDisconnect: (source_node: AudioNode) => any;
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}
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export interface NativeInputConsumer {
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type: InputConsumerType.NATIVE;
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}
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export type InputConsumer = CallbackInputConsumer | NodeInputConsumer | NativeInputConsumer;
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export enum InputState {
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/* Input recording has been paused */
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PAUSED,
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/*
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* Recording has been requested, and is currently initializing.
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* This state may persist, when the audio context hasn't been initialized yet
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*/
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INITIALIZING,
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/* we're currently recording the input */
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RECORDING
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}
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export enum MediaStreamRequestResult {
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EUNKNOWN = "eunknown",
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EDEVICEUNKNOWN = "edeviceunknown",
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EBUSY = "ebusy",
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ENOTALLOWED = "enotallowed",
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ESYSTEMDENIED = "esystemdenied",
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ENOTSUPPORTED = "enotsupported"
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}
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export interface InputEvents {
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notify_voice_start: {},
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notify_voice_end: {}
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}
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export enum FilterMode {
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/**
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* Apply all filters and act according to the output
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*/
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Filter,
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/**
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* Bypass all filters and replay the audio
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*/
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Bypass,
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/**
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* Block all communication
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*/
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Block
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}
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export interface AbstractInput {
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readonly events: Registry<InputEvents>;
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currentState() : InputState;
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destroy();
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start() : Promise<MediaStreamRequestResult | true>;
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stop() : Promise<void>;
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/*
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* Returns true if the input is currently filtered.
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* If the current state isn't recording, than it will return true.
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*/
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isFiltered() : boolean;
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getFilterMode() : FilterMode;
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setFilterMode(mode: FilterMode);
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currentDeviceId() : string | undefined;
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/*
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* This method should not throw!
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* If the target device is unknown than it should return EDEVICEUNKNOWN on start.
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* After changing the device, the input state falls to InputState.PAUSED.
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*/
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setDeviceId(device: string) : Promise<void>;
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currentConsumer() : InputConsumer | undefined;
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setConsumer(consumer: InputConsumer) : Promise<void>;
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supportsFilter(type: FilterType) : boolean;
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createFilter<T extends FilterType>(type: T, priority: number) : FilterTypeClass<T>;
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removeFilter(filter: Filter);
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/* resetFilter(); */
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getVolume() : number;
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setVolume(volume: number);
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}
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export interface LevelMeter {
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getDevice() : IDevice;
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setObserver(callback: (value: number) => any);
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destroy();
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} |