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- "use strict";
- var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports["default"] = void 0;
- var _utils = require("@jimp/utils");
- var _resize = _interopRequireDefault(require("./modules/resize"));
- var _resize2 = _interopRequireDefault(require("./modules/resize2"));
- var _default = function _default() {
- return {
- constants: {
- RESIZE_NEAREST_NEIGHBOR: 'nearestNeighbor',
- RESIZE_BILINEAR: 'bilinearInterpolation',
- RESIZE_BICUBIC: 'bicubicInterpolation',
- RESIZE_HERMITE: 'hermiteInterpolation',
- RESIZE_BEZIER: 'bezierInterpolation'
- },
- "class": {
- /**
- * Resizes the image to a set width and height using a 2-pass bilinear algorithm
- * @param {number} w the width to resize the image to (or Jimp.AUTO)
- * @param {number} h the height to resize the image to (or Jimp.AUTO)
- * @param {string} mode (optional) a scaling method (e.g. Jimp.RESIZE_BEZIER)
- * @param {function(Error, Jimp)} cb (optional) a callback for when complete
- * @returns {Jimp} this for chaining of methods
- */
- resize: function resize(w, h, mode, cb) {
- if (typeof w !== 'number' || typeof h !== 'number') {
- return _utils.throwError.call(this, 'w and h must be numbers', cb);
- }
- if (typeof mode === 'function' && typeof cb === 'undefined') {
- cb = mode;
- mode = null;
- }
- if (w === this.constructor.AUTO && h === this.constructor.AUTO) {
- return _utils.throwError.call(this, 'w and h cannot both be set to auto', cb);
- }
- if (w === this.constructor.AUTO) {
- w = this.bitmap.width * (h / this.bitmap.height);
- }
- if (h === this.constructor.AUTO) {
- h = this.bitmap.height * (w / this.bitmap.width);
- }
- if (w < 0 || h < 0) {
- return _utils.throwError.call(this, 'w and h must be positive numbers', cb);
- } // round inputs
- w = Math.round(w);
- h = Math.round(h);
- if (typeof _resize2["default"][mode] === 'function') {
- var dst = {
- data: Buffer.alloc(w * h * 4),
- width: w,
- height: h
- };
- _resize2["default"][mode](this.bitmap, dst);
- this.bitmap = dst;
- } else {
- var image = this;
- var resize = new _resize["default"](this.bitmap.width, this.bitmap.height, w, h, true, true, function (buffer) {
- image.bitmap.data = Buffer.from(buffer);
- image.bitmap.width = w;
- image.bitmap.height = h;
- });
- resize.resize(this.bitmap.data);
- }
- if ((0, _utils.isNodePattern)(cb)) {
- cb.call(this, null, this);
- }
- return this;
- }
- }
- };
- };
- exports["default"] = _default;
- //# sourceMappingURL=index.js.map
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