export interface VisionUsage {
    inputTokens: number;
    outputTokens: number;
    totalTokens: number;
}
export interface VisionResult {
    description: string;
    usage: VisionUsage;
}
export interface VisionProviderConfig {
    apiKey?: string;
    model: string;
    maxTokens?: number;
    baseUrl?: string;
}
export interface VisionProvider {
    describeImage(imagePath: string, prompt: string): Promise<VisionResult>;
    compareImages(image1Path: string, image2Path: string, prompt: string): Promise<VisionResult>;
    describeBatch(imagePaths: string[], lastBatchContext: any, prompt: string): Promise<VisionResult>;
}
export interface TTSResult {
    duration: number;
    cost: number;
}
export interface TTSOptions {
    voice?: string;
    model?: string;
    speedFactor?: number;
    instructions?: string;
}
export interface TTSProviderConfig {
    apiKey?: string;
    model: string;
    voice?: string;
    keyFilename?: string;
}
export interface TTSProvider {
    textToSpeech(text: string, outputPath: string, options?: TTSOptions): Promise<TTSResult>;
}
export interface AudioSegment {
    audioFile: string;
    startTime: number;
    duration: number;
    description: string;
}
export interface Stats {
    totalFrames: number;
    totalBatches: number;
    totalVisionInputCost: number;
    totalVisionOutputCost: number;
    totalTTSCost: number;
    totalCost: number;
}
export interface BatchContext {
    lastDescription?: string;
    lastFramePaths?: string[];
}
export interface ProgressInfo {
    type: 'frame' | 'batch';
    index: number;
    total: number;
    segment: AudioSegment;
}
export interface ProcessingOptions {
    startIndex?: number;
    existingSegments?: AudioSegment[];
    lastContext?: BatchContext;
    currentTimePosition?: number;
    onProgress?: (info: ProgressInfo) => void;
}
export interface ProcessingResult {
    videoFile: string;
    audioDescriptionFile: string;
    segments: AudioSegment[];
}
export interface CostBreakdown {
    videoInfo: {
        duration: number;
        totalUnits: number;
        unitType: string;
        processingInterval: number;
    };
    providerInfo: {
        visionProvider: string;
        visionModel: string;
        ttsProvider: string;
        ttsModel: string;
    };
    apiCosts: {
        visionInput: string;
        visionOutput: string;
        tts: string;
        total: string;
    };
    estimates: {
        totalAPICallsToProviders: number;
        estimatedProcessingTimeMinutes: number;
    };
}