import { Api } from './api';
import { Destroyable, OmpAudioTrack, SidecarAudioLoadedEvent, SidecarAudioLoadingEvent, VolumeChangeEvent } from '../types';
import { AudioRouterApi } from './audio-router-api';
import { AudioPeakProcessorApi } from './audio-peak-processor-api';
import { AudioMeterStandard, OmpSidecarAudioState } from '../video';
import { Observable } from 'rxjs';
import { OmpSidecarAudioInputSoloMuteState } from '../video/model';
import { OmpAudioPeakProcessor } from '../video/audio-peak-processor';
import { OmpAudioRouter } from '../video/audio-router';
/**
 * For Sidecar audio operations
 */
export interface SidecarAudioApi extends Api, Destroyable {
    /**
     * Fires when sidecar audio starts loading
     * @readonly
     */
    onLoading$: Observable<SidecarAudioLoadingEvent>;
    /**
     * Fires @{link SidecarAudioLoadedEvent} when sidecar audio is loaded
     * @readonly
     */
    onLoaded$: Observable<SidecarAudioLoadedEvent | undefined>;
    /**
     * Fires when sidecar audio starts or stops buffering current video time.
     * Always emits the current value on subscription.
     * @readonly
     */
    onVideoCurrentTimeBuffering$: Observable<boolean>;
    /**
     * Fires on state change
     * @readonly
     */
    onStateChange$: Observable<OmpSidecarAudioState>;
    /**
     * Fires on audio router solo/mute action
     * @readonly
     */
    onInputSoloMute$: Observable<OmpSidecarAudioInputSoloMuteState>;
    /**
     *  Fires on volume change
     *  @readonly
     */
    onVolumeChange$: Observable<VolumeChangeEvent>;
    /**
     * Starts loading sidecar audio track
     */
    loadSource(): Observable<SidecarAudioLoadedEvent>;
    createAudioRouter(inputsNumber?: number, outputsNumber?: number): OmpAudioRouter;
    createAudioPeakProcessor(audioMeterStandard?: AudioMeterStandard): Observable<OmpAudioPeakProcessor>;
    /**
     * Sidecar audio track
     */
    get audioTrack(): OmpAudioTrack;
    /**
     * Sidecar audio router
     */
    get audioRouter(): AudioRouterApi | undefined;
    /**
     * Sidecar audio peak processor
     */
    get audioPeakProcessor(): AudioPeakProcessorApi | undefined;
    /**
     * Sidecar audio track active status
     */
    get isActive(): boolean;
    /**
     * Activates track
     */
    activate(): void;
    /**
     * Deactivates track
     */
    deactivate(): void;
    /**
     * @returns Volume level
     */
    getVolume(): number;
    /**
     * Sets volume level. Unmutes audio.
     * @param volume Decimal value between [0, 1]
     */
    setVolume(volume: number): void;
    /**
     * Mute
     */
    mute(): void;
    /**
     * Unmute
     */
    unmute(): void;
    /**
     * @returns Is audio muted
     */
    isMuted(): boolean;
    /**
     * Toggles mute / unmute
     */
    toggleMuteUnmute(): void;
    /**
     * Sets mute / unmute
     * @param muted
     */
    setMuted(muted: boolean): void;
    /**
     * @returns Sidecar audio state
     */
    getSidecarAudioState(): OmpSidecarAudioState;
    /**
     * @returns Sidecar audio input state
     */
    getSidecarAudioInputSoloMuteState(): OmpSidecarAudioInputSoloMuteState;
}