import { TextElementParams, SubtitleElementParams, ExportConfig, ExportDestination } from './schema';
/**
 * Validation result interface for consistent error reporting
 */
export interface ValidationResult {
    isValid: boolean;
    errors: string[];
    warnings: string[];
}
/**
 * Validate image element with src OR prompt requirement
 * Images can use either a source URL or AI generation prompt, but not both
 */
export declare function validateImageElement(element: any, context?: string): string[];
/**
 * Validate text element parameters for completeness and format
 */
export declare function validateTextElementParams(params: TextElementParams): string[];
/**
 * Validate subtitle element parameters
 */
export declare function validateSubtitleElementParams(params: SubtitleElementParams): string[];
/**
 * Validate export configuration according to v2 API rules
 */
export declare function validateExportConfig(exportConfig: ExportConfig, context?: string): string[];
/**
 * Validate individual export destination
 */
export declare function validateExportDestination(destination: ExportDestination, context?: string): string[];
/**
 * Validate movie-level elements against API rules
 */
export declare function validateMovieElements(elements: any[]): string[];
/**
 * Validate scene-level elements against API rules
 */
export declare function validateSceneElements(elements: any[], sceneContext?: string): string[];
/**
 * Validate complete JSON2Video request structure
 */
export declare function validateJSON2VideoRequest(request: any): ValidationResult;