import type { MicrophoneBufferType } from "../types/Microphone.js";
export interface CreateMicrophoneBufferParams {
    audioContext: AudioContext;
    micStream: MediaStream | undefined;
    rnnoiseNode: AudioWorkletNode | null;
    /**
     * Gate running on the audio thread. When null the pipeline falls back to the GainNode
     * driven from the main thread, which cannot gate while the window is hidden.
     */
    noiseGateNode: AudioWorkletNode | null;
    eSportsModeEnabled: boolean;
    autoGainEnabled: boolean;
    compressorEnabled: boolean;
    /** Nothing would change the voice: no processing, no gate, volume at 100%. Sends the raw track. */
    direct?: boolean;
}
/** Whether the voice goes out. Writes the mute gain, and the raw track when that is what's sent. */
export declare function setSending(buffer: MicrophoneBufferType, audioContext: AudioContext, on: boolean): void;
export declare function createMicrophoneBuffer({ audioContext, micStream, rnnoiseNode, noiseGateNode, eSportsModeEnabled, autoGainEnabled, compressorEnabled, direct, }: CreateMicrophoneBufferParams): MicrophoneBufferType;
export interface PipelineControlParams {
    microphoneBuffer: MicrophoneBufferType;
    audioContext: AudioContext | undefined;
    micStream: MediaStream | undefined;
    micVolume: number;
    isMuted: boolean;
    noiseGate: number;
    noiseGateRelease: number;
    loopbackEnabled: boolean;
    inputMode: "voice_activity" | "push_to_talk";
    eSportsModeEnabled: boolean;
    autoGainEnabled: boolean;
    autoGainTargetDb: number;
    compressorAmount: number;
}
export declare function usePipelineControls({ microphoneBuffer, audioContext, micStream, micVolume, isMuted, noiseGate, noiseGateRelease, loopbackEnabled, inputMode, eSportsModeEnabled, autoGainEnabled, autoGainTargetDb, compressorAmount, }: PipelineControlParams): {
    getVisualizerData: () => Uint8Array | null;
};