schnee effeckt und fehler Korektur

node_modules/imagemin-mozjpeg/index.js

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+'use strict';
+const execa = require('execa');
+const isJpg = require('is-jpg');
+const mozjpeg = require('mozjpeg');
+
+module.exports = options => async buffer => {
+	options = {
+		trellis: true,
+		trellisDC: true,
+		overshoot: true,
+		...options
+	};
+
+	if (!Buffer.isBuffer(buffer)) {
+		return Promise.reject(new TypeError('Expected a buffer'));
+	}
+
+	if (!isJpg(buffer)) {
+		return Promise.resolve(buffer);
+	}
+
+	// TODO: Remove these sometime far in the future
+	if (options.fastcrush) {
+		return Promise.reject(new Error('Option `fastcrush` was renamed to `fastCrush`'));
+	}
+
+	if (options.maxmemory) {
+		return Promise.reject(new Error('Option `maxmemory` was renamed to `maxMemory`'));
+	}
+
+	if (options.notrellis) {
+		return Promise.reject(new Error('Option `notrellis` was renamed to `trellis` and inverted'));
+	}
+
+	if (options.noovershoot) {
+		return Promise.reject(new Error('Option `noovershoot` was renamed to `overshoot` and inverted'));
+	}
+
+	const args = [];
+
+	if (typeof options.quality !== 'undefined') {
+		args.push('-quality', options.quality);
+	}
+
+	if (options.progressive === false) {
+		args.push('-baseline');
+	}
+
+	if (options.targa) {
+		args.push('-targa');
+	}
+
+	if (options.revert) {
+		args.push('-revert');
+	}
+
+	if (options.fastCrush) {
+		args.push('-fastcrush');
+	}
+
+	if (typeof options.dcScanOpt !== 'undefined') {
+		args.push('-dc-scan-opt', options.dcScanOpt);
+	}
+
+	if (!options.trellis) {
+		args.push('-notrellis');
+	}
+
+	if (!options.trellisDC) {
+		args.push('-notrellis-dc');
+	}
+
+	if (options.tune) {
+		args.push(`-tune-${options.tune}`);
+	}
+
+	if (!options.overshoot) {
+		args.push('-noovershoot');
+	}
+
+	if (options.arithmetic) {
+		args.push('-arithmetic');
+	}
+
+	if (options.dct) {
+		args.push('-dct', options.dct);
+	}
+
+	if (options.quantBaseline) {
+		args.push('-quant-baseline', options.quantBaseline);
+	}
+
+	if (typeof options.quantTable !== 'undefined') {
+		args.push('-quant-table', options.quantTable);
+	}
+
+	if (options.smooth) {
+		args.push('-smooth', options.smooth);
+	}
+
+	if (options.maxMemory) {
+		args.push('-maxmemory', options.maxMemory);
+	}
+
+	if (options.sample) {
+		args.push('-sample', options.sample.join(','));
+	}
+
+	const {stdout} = await execa(mozjpeg, args, {
+		encoding: null,
+		input: buffer,
+		maxBuffer: Infinity
+	});
+
+	return stdout;
+};