57 lines
2.0 KiB
JavaScript
57 lines
2.0 KiB
JavaScript
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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import BMP from 'bmp-js';
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import { scan } from '@jimp/utils';
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var MIME_TYPE = 'image/bmp';
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var MIME_TYPE_SECOND = 'image/x-ms-bmp';
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function toAGBR(image) {
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return scan(image, 0, 0, image.bitmap.width, image.bitmap.height, function (x, y, index) {
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var red = this.bitmap.data[index + 0];
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var green = this.bitmap.data[index + 1];
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var blue = this.bitmap.data[index + 2];
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var alpha = this.bitmap.data[index + 3];
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this.bitmap.data[index + 0] = alpha;
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this.bitmap.data[index + 1] = blue;
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this.bitmap.data[index + 2] = green;
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this.bitmap.data[index + 3] = red;
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}).bitmap;
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}
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function fromAGBR(bitmap) {
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return scan({
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bitmap: bitmap
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}, 0, 0, bitmap.width, bitmap.height, function (x, y, index) {
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var alpha = this.bitmap.data[index + 0];
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var blue = this.bitmap.data[index + 1];
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var green = this.bitmap.data[index + 2];
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var red = this.bitmap.data[index + 3];
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this.bitmap.data[index + 0] = red;
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this.bitmap.data[index + 1] = green;
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this.bitmap.data[index + 2] = blue;
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this.bitmap.data[index + 3] = bitmap.is_with_alpha ? alpha : 0xff;
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}).bitmap;
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}
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var decode = function decode(data) {
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return fromAGBR(BMP.decode(data));
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};
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var encode = function encode(image) {
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return BMP.encode(toAGBR(image)).data;
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};
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export default (function () {
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var _decoders, _encoders;
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return {
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mime: _defineProperty({}, MIME_TYPE, ['bmp']),
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constants: {
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MIME_BMP: MIME_TYPE,
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MIME_X_MS_BMP: MIME_TYPE_SECOND
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},
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decoders: (_decoders = {}, _defineProperty(_decoders, MIME_TYPE, decode), _defineProperty(_decoders, MIME_TYPE_SECOND, decode), _decoders),
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encoders: (_encoders = {}, _defineProperty(_encoders, MIME_TYPE, encode), _defineProperty(_encoders, MIME_TYPE_SECOND, encode), _encoders)
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};
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});
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//# sourceMappingURL=index.js.map
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