export declare class TextureUnifierInjector {
    private _mergeShader?;
    private _quad?;
    private _quadCamera?;
    private _quadScene?;
    private _renderer?;
    constructor();
    combineTextures(red?: HTMLImageElement | ArrayBuffer, green?: HTMLImageElement | ArrayBuffer, blue?: HTMLImageElement | ArrayBuffer): Promise<{
        image: HTMLImageElement | ArrayBuffer;
        blob: Blob;
    }>;
    private createThreeJsUtils;
}
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