import type { GlCompressedTextureDecoder, GlCompressedTextureSupport, GlRenderState, TextureContainer, TextureContainerFormat, TextureColorSpace } from '@flighthq/types/contract';
export declare function detectGlCompressedTextureSupport(gl: WebGL2RenderingContext): GlCompressedTextureSupport;
export declare function getGlCompressedTextureFormat(gl: WebGL2RenderingContext, format: TextureContainerFormat): number;
export declare function hasGlCompressedTextureFormat(support: Readonly<GlCompressedTextureSupport>, format: TextureContainerFormat): boolean;
export declare function registerGlCompressedTextureDecoder(state: GlRenderState, decode: GlCompressedTextureDecoder | null): void;
export declare function registerGlCompressedTextureUpload(state: GlRenderState, uploader?: null): void;
export declare function uploadGlCompressedTextureContainer(gl: WebGL2RenderingContext, container: Readonly<TextureContainer>, payload: Readonly<Uint8Array>, decode?: GlCompressedTextureDecoder, colorSpace?: TextureColorSpace): boolean;
//# sourceMappingURL=glCompressedTexture.d.ts.map