@loaders.gl/lerc/dist/lib/parsers/lerc/lerc-types.d.ts

Framework-independent loader for LERC (Limited Error Raster Compression) files

/** Data returned by LERC loader */
export type LERCData = {
    /**	Width of decoded image */
    width: number;
    /**	Height of decoded image */
    height: number;
    /**	The type of pixels represented in the output */
    pixelType: LercPixelType;
    /**	[statistics_band1, statistics_band2, …] Each element is a statistics object representing min and max values  */
    statistics: BandStats[];
    /**	[band1, band2, …] Each band is a typed array of width * height * depthCount */
    pixels: TypedArray[];
    /**	Typed array with a size of width*height, or null if all pixels are valid */
    mask: Uint8Array;
    /**	Depth count  */
    depthCount: number;
    /**	array	[band1_mask, band2_mask, …] Each band is a Uint8Array of width * height * depthCount */
    bandMasks?: Uint8Array[];
};
export type LercPixelType = 'S8' | 'U8' | 'S16' | 'U16' | 'S32' | 'U32' | 'F32' | 'F64';
export interface BandStats {
    minValue: number;
    maxValue: number;
    depthStats?: {
        minValues: Float64Array;
        maxValues: Float64Array;
    };
}
export type TypedArray = Int8Array | Uint8Array | Uint8ClampedArray | Int16Array | Uint16Array | Int32Array | Uint32Array | Float32Array | Float64Array;
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