51 lines
1.2 KiB
TypeScript
51 lines
1.2 KiB
TypeScript
/// <reference types="node" />
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import { BmpCompression, BmpColor, BmpDecoderOptions, BmpImage } from './types.js';
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export default class BmpDecoder implements BmpImage {
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flag: string;
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fileSize: number;
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reserved1: number;
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reserved2: number;
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offset: number;
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headerSize: number;
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width: number;
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height: number;
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planes: number;
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bitPP: number;
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compression?: BmpCompression;
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rawSize: number;
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hr: number;
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vr: number;
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colors: number;
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importantColors: number;
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palette: BmpColor[];
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data: Buffer;
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private maskRed;
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private maskGreen;
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private maskBlue;
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private maskAlpha;
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private readonly toRGBA;
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private pos;
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private bottomUp;
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private readonly buffer;
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private readonly locRed;
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private readonly locGreen;
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private readonly locBlue;
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private readonly locAlpha;
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private shiftRed;
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private shiftGreen;
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private shiftBlue;
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private shiftAlpha;
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constructor(buffer: Buffer, { toRGBA }?: BmpDecoderOptions);
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private parseHeader;
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private parseRGBA;
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private bit1;
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private bit4;
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private bit8;
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private bit16;
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private bit24;
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private bit32;
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private scanImage;
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private readUInt32LE;
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private setPixelData;
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}
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