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import { JimpClass } from "@jimp/types";
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export declare const methods: {
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/**
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* Apply a ordered dithering effect.
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* @example
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* ```ts
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* import { Jimp } from "jimp";
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*
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* const image = await Jimp.read("test/image.png");
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*
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* image.dither();
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* ```
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*/
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dither<I extends JimpClass>(image: I): I;
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};
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//# sourceMappingURL=index.d.ts.map
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+1
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{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../../src/index.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,SAAS,EAAE,MAAM,aAAa,CAAC;AAExC,eAAO,MAAM,OAAO;IAClB;;;;;;;;;;OAUG;WACI,CAAC,SAAS,SAAS,SAAS,CAAC;CAsBrC,CAAC"}
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+30
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.methods = void 0;
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exports.methods = {
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/**
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* Apply a ordered dithering effect.
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* @example
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* ```ts
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* import { Jimp } from "jimp";
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*
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* const image = await Jimp.read("test/image.png");
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*
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* image.dither();
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* ```
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*/
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dither(image) {
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const rgb565Matrix = [
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1, 9, 3, 11, 13, 5, 15, 7, 4, 12, 2, 10, 16, 8, 14, 6,
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];
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image.scan((x, y, idx) => {
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const thresholdId = ((y & 3) << 2) + (x % 4);
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const dither = rgb565Matrix[thresholdId];
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image.bitmap.data[idx] = Math.min(image.bitmap.data[idx] + dither, 0xff);
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image.bitmap.data[idx + 1] = Math.min(image.bitmap.data[idx + 1] + dither, 0xff);
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image.bitmap.data[idx + 2] = Math.min(image.bitmap.data[idx + 2] + dither, 0xff);
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});
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return image;
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},
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};
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//# sourceMappingURL=index.js.map
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+1
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{"version":3,"file":"index.js","sourceRoot":"","sources":["../../src/index.ts"],"names":[],"mappings":";;;AAEa,QAAA,OAAO,GAAG;IACrB;;;;;;;;;;OAUG;IACH,MAAM,CAAsB,KAAQ;QAClC,MAAM,YAAY,GAAG;YACnB,CAAC,EAAE,CAAC,EAAE,CAAC,EAAE,EAAE,EAAE,EAAE,EAAE,CAAC,EAAE,EAAE,EAAE,CAAC,EAAE,CAAC,EAAE,EAAE,EAAE,CAAC,EAAE,EAAE,EAAE,EAAE,EAAE,CAAC,EAAE,EAAE,EAAE,CAAC;SACtD,CAAC;QAEF,KAAK,CAAC,IAAI,CAAC,CAAC,CAAC,EAAE,CAAC,EAAE,GAAG,EAAE,EAAE;YACvB,MAAM,WAAW,GAAG,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;YAC7C,MAAM,MAAM,GAAG,YAAY,CAAC,WAAW,CAAE,CAAC;YAE1C,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,GAAG,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAE,GAAG,MAAM,EAAE,IAAI,CAAC,CAAC;YAC1E,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,GAAG,CACnC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAE,GAAG,MAAM,EACpC,IAAI,CACL,CAAC;YACF,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,GAAG,CACnC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAE,GAAG,MAAM,EACpC,IAAI,CACL,CAAC;QACJ,CAAC,CAAC,CAAC;QAEH,OAAO,KAAK,CAAC;IACf,CAAC;CACF,CAAC"}
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+3
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{
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"type": "commonjs"
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}
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+16
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import { JimpClass } from "@jimp/types";
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export declare const methods: {
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/**
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* Apply a ordered dithering effect.
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* @example
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* ```ts
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* import { Jimp } from "jimp";
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*
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* const image = await Jimp.read("test/image.png");
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*
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* image.dither();
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* ```
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*/
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dither<I extends JimpClass>(image: I): I;
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};
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//# sourceMappingURL=index.d.ts.map
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+1
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{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../../src/index.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,SAAS,EAAE,MAAM,aAAa,CAAC;AAExC,eAAO,MAAM,OAAO;IAClB;;;;;;;;;;OAUG;WACI,CAAC,SAAS,SAAS,SAAS,CAAC;CAsBrC,CAAC"}
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+27
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export const methods = {
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/**
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* Apply a ordered dithering effect.
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* @example
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* ```ts
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* import { Jimp } from "jimp";
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*
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* const image = await Jimp.read("test/image.png");
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*
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* image.dither();
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* ```
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*/
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dither(image) {
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const rgb565Matrix = [
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1, 9, 3, 11, 13, 5, 15, 7, 4, 12, 2, 10, 16, 8, 14, 6,
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];
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image.scan((x, y, idx) => {
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const thresholdId = ((y & 3) << 2) + (x % 4);
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const dither = rgb565Matrix[thresholdId];
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image.bitmap.data[idx] = Math.min(image.bitmap.data[idx] + dither, 0xff);
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image.bitmap.data[idx + 1] = Math.min(image.bitmap.data[idx + 1] + dither, 0xff);
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image.bitmap.data[idx + 2] = Math.min(image.bitmap.data[idx + 2] + dither, 0xff);
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});
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return image;
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},
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};
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//# sourceMappingURL=index.js.map
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+1
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{"version":3,"file":"index.js","sourceRoot":"","sources":["../../src/index.ts"],"names":[],"mappings":"AAEA,MAAM,CAAC,MAAM,OAAO,GAAG;IACrB;;;;;;;;;;OAUG;IACH,MAAM,CAAsB,KAAQ;QAClC,MAAM,YAAY,GAAG;YACnB,CAAC,EAAE,CAAC,EAAE,CAAC,EAAE,EAAE,EAAE,EAAE,EAAE,CAAC,EAAE,EAAE,EAAE,CAAC,EAAE,CAAC,EAAE,EAAE,EAAE,CAAC,EAAE,EAAE,EAAE,EAAE,EAAE,CAAC,EAAE,EAAE,EAAE,CAAC;SACtD,CAAC;QAEF,KAAK,CAAC,IAAI,CAAC,CAAC,CAAC,EAAE,CAAC,EAAE,GAAG,EAAE,EAAE;YACvB,MAAM,WAAW,GAAG,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;YAC7C,MAAM,MAAM,GAAG,YAAY,CAAC,WAAW,CAAE,CAAC;YAE1C,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,GAAG,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAE,GAAG,MAAM,EAAE,IAAI,CAAC,CAAC;YAC1E,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,GAAG,CACnC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAE,GAAG,MAAM,EACpC,IAAI,CACL,CAAC;YACF,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,GAAG,CACnC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,GAAG,CAAC,CAAE,GAAG,MAAM,EACpC,IAAI,CACL,CAAC;QACJ,CAAC,CAAC,CAAC;QAEH,OAAO,KAAK,CAAC;IACf,CAAC;CACF,CAAC"}
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+3
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{
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"type": "module"
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}
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