import type { CaptureQuality, ScreenShareFps } from "../../types.js";
import { estimateBitrate } from "../lib/screenBitrate.js";
import { type EncodedFrameCallback } from "./useNativeScreenCapture.js";
export { estimateBitrate };
/** Kept as a name because call sites use it. One list, in types.ts. */
export type ScreenShareQuality = CaptureQuality;
export type { ScreenShareFps };
export declare const STANDARD_FPS_OPTIONS: ScreenShareFps[];
export declare const EXPERIMENTAL_FPS_OPTIONS: ScreenShareFps[];
export interface ScreenShareInterface {
    screenVideoStream: MediaStream | null;
    screenAudioStream: MediaStream | null;
    screenShareActive: boolean;
    /** True when OS-native audio capture is active (no phase cancellation needed). */
    nativeAudioActive: boolean;
    /** True when native DXGI screen capture is available for high-FPS capture. */
    nativeScreenCaptureAvailable: boolean;
    /** Codec used by the native HW encoder, or null if raw/inactive */
    nativeEncodedCodec: "h264" | "hevc" | null;
    /** Subscribe to pre-encoded NAL frames from native capture */
    subscribeEncodedFrames: (cb: EncodedFrameCallback) => () => void;
    startScreenShare: (withAudio: boolean, sourceId?: string) => Promise<void>;
    stopScreenShare: () => void;
}
export declare const useScreenShare: () => ScreenShareInterface;