import type { CloudProxyType, MediaDeviceStateType, MediaDeviceType, VideoSourceType, VideoViewSetupMode } from 'shengwang-electron-sdk';
import { AgoraRtcAiDenoiseLevel } from '../../../core/rtc/type';
export declare const DEFAULT_LOG_FILE_SIZE = 512;
export declare const DEFAULT_LOG_LEVEL = 1;
export declare const DEFAULT_SPEAKER_DEVICE_ID = "unknown-deviceId";
export declare const DEFAULT_MICROPHONE_DEVICE_ID = "unknown-microphone-deviceId";
export declare const DEFAULT_RENDERING_FPS = 30;
export declare const STATS_INTERVAL = 2;
export declare const DISCONNECTED_TIMEOUT = 5;
export declare const AGORA_ALD_LOOPBACK_DEVICE = "AgoraALD";
export declare const ELECTRON_CLOUD_PROXY_NONE: CloudProxyType;
export declare const ELECTRON_CLOUD_PROXY_UDP: CloudProxyType;
export declare const ELECTRON_CLOUD_PROXY_TCP: CloudProxyType;
export declare const MEDIA_DEVICE_TYPE: {
    readonly AUDIO_PLAYOUT: MediaDeviceType.AudioPlayoutDevice;
    readonly AUDIO_RECORDING: MediaDeviceType.AudioRecordingDevice;
    readonly VIDEO_CAPTURE: MediaDeviceType.VideoCaptureDevice;
    readonly VIRTUAL_AUDIO_RECORDING: MediaDeviceType.AudioVirtualRecordingDevice;
};
export declare const MEDIA_DEVICE_STATE: {
    readonly IDLE: MediaDeviceStateType.MediaDeviceStateIdle;
    readonly ACTIVE: MediaDeviceStateType.MediaDeviceStateActive;
};
export declare const AUDIO_PROFILES: {
    readonly DEFAULT: 0;
    readonly ORIGINAL_SOUND: 4;
    readonly STEREO: 5;
};
export declare const AUDIO_CHANNELS = 8;
export declare const DEVICE_SCORE_THRESHOLD = 65;
export declare const HIFI_BITRATE = 128000;
export declare const STANDARD_BITRATE = 64000;
export declare const DISABLE_AI_DENOISE_CONFIG: ({
    'che.audio.ans.enable': boolean;
    'che.audio.sf.enabled': boolean;
    'che.audio.bgns_config'?: undefined;
} | {
    'che.audio.bgns_config': {
        bgNSpreset: number;
    };
    'che.audio.ans.enable'?: undefined;
    'che.audio.sf.enabled'?: undefined;
})[];
export declare const AI_DENOISE_CONFIGS: Record<AgoraRtcAiDenoiseLevel, Array<Record<string, any>>>;
export declare const IMAGE_PATTERNS: readonly [".png", ".jpg"];
export declare const VIDEO_PATTERNS: readonly [".mp4", ".avi", ".mkv", ".flv"];
export declare const VALID_BACKGROUND_TYPES: readonly ["image", "color", "video"];
export declare const RTC_PARAMS: {
    readonly HARDWARE_ENCODER: {
        readonly ENABLE: {
            readonly 'engine.video.enable_hw_decoder': true;
        };
        readonly DISABLE: {
            readonly 'engine.video.enable_hw_decoder': false;
        };
    };
    readonly AGC: {
        readonly ENABLE: {
            readonly 'che.audio.agc.enable': true;
        };
        readonly DISABLE: {
            readonly 'che.audio.agc.enable': false;
        };
    };
    readonly ECHO_CANCELLATION: {
        readonly ENABLE: {
            readonly 'che.audio.aec.enable': true;
            readonly 'che.audio.aec': {
                readonly aggressiveness: 2;
                readonly applySource: 1;
            };
        };
        readonly DISABLE: {
            readonly 'che.audio.aec.enable': false;
        };
    };
    readonly BACKGROUND_VOCAL_ELIMINATION: {
        readonly ENABLE: {
            readonly 'che.audio.ans.noise_gate': 200;
        };
        readonly DISABLE: {
            readonly 'che.audio.ans.noise_gate': 0;
        };
    };
};
export declare const RENDER_CONSTANTS: {
    readonly REMOTE_SOURCE_TYPE: VideoSourceType.VideoSourceRemote;
    readonly SETUP_MODES: {
        readonly REMOVE: VideoViewSetupMode.VideoViewSetupRemove;
        readonly REPLACE: VideoViewSetupMode.VideoViewSetupReplace;
    };
    readonly SUCCESS_CODE: 0;
};
export declare const DEFAULT_VOLUME = 100;
export declare const REDUCE_LOOPBACK_VOLUME = 60;
export declare const REDUCE_LOOPBACK_VOLUME_MICROPHONE = 20;