/**
 * Represents a single entry in the channel number mapping.
 */
export interface ChannelMapEntry {
    key: string;
    name: string;
    number: number;
    stationId?: string;
}
/**
 * Builds the channel number mapping from the current channel configuration. Channels with explicit channelNumber values are assigned first, then remaining
 * channels are auto-assigned sequential numbers starting from AUTO_ASSIGN_START, skipping any numbers already claimed by explicit assignments.
 * @returns Array of channel map entries sorted by channel number, excluding noVideo and disabled channels.
 */
export declare function buildChannelMap(): ChannelMapEntry[];
/**
 * Looks up a channel key by its channel number.
 * @param channelNumber - The numeric channel number to look up.
 * @returns The channel key, or undefined if no channel has this number.
 */
export declare function getChannelKeyByNumber(channelNumber: number): string | undefined;