/**
 * Image format conversion for terminal display via the Kitty graphics protocol.
 */
/**
 * Convert image to PNG format for terminal display.
 * Kitty graphics protocol requires PNG format (f=100).
 */
export declare function convertToPng(base64Data: string, mimeType: string): Promise<{
    data: string;
    mimeType: string;
} | null>;
//# sourceMappingURL=convert.d.ts.map