import { BaseImageProvider } from './baseProvider.js';
import type { ImageGenerationRequest, ImageGenerationResult, ImageDescriptionResult, ImageTaggingResult, HuggingFaceConfig } from '../types/index.js';
/**
 * HuggingFace provider for image generation using Stable Diffusion and other models
 */
export declare class HuggingFaceProvider extends BaseImageProvider {
    name: string;
    private client;
    private config;
    constructor(config: HuggingFaceConfig);
    /**
     * Initialize HuggingFace client
     */
    private initializeClient;
    /**
     * Check if provider is available and configured
     */
    isAvailable(): Promise<boolean>;
    /**
     * Generate image using Stable Diffusion or other models
     */
    generateImage(request: ImageGenerationRequest): Promise<ImageGenerationResult>;
    /**
     * Describe image using BLIP or other vision models
     */
    describeImage(imageUrl: string): Promise<ImageDescriptionResult>;
    /**
     * Tag image using classification models
     */
    tagImage(imageUrl: string): Promise<ImageTaggingResult>;
    /**
     * Make image background transparent (for logos)
     */
    private makeImageTransparent;
    /**
     * Download image from URL
     */
    private downloadImage;
    /**
     * Categorize tag label
     */
    private categorizeTag;
    /**
     * Check if current model is Stable Diffusion
     */
    private isStableDiffusionModel;
    /**
     * Get supported formats
     */
    getSupportedFormats(): string[];
    /**
     * Get supported dimensions
     */
    getSupportedDimensions(): {
        width: number;
        height: number;
    }[];
    /**
     * Get maximum image count
     */
    getMaxImageCount(): number;
    /**
     * Check if provider supports feature
     */
    supportsFeature(feature: 'generation' | 'description' | 'tagging' | 'transparency' | 'logo'): boolean;
    /**
     * Update configuration
     */
    updateConfig(config: Partial<HuggingFaceConfig>): void;
    /**
     * Get current configuration (without sensitive data)
     */
    getConfig(): Omit<HuggingFaceConfig, 'apiKey'>;
}
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