Galerie und tage

This commit is contained in:
2021-11-23 17:56:26 +01:00
parent ff35366279
commit 5f873bee89
4693 changed files with 149659 additions and 301447 deletions

View File

@@ -1,39 +1,83 @@
'use strict';
const execBuffer = require('exec-buffer');
const isJpg = require('is-jpg');
const jpegtran = require('jpegtran-bin');
module.exports = opts => buf => {
opts = Object.assign({}, opts);
var spawn = require('child_process').spawn;
var isJpg = require('is-jpg');
var jpegtran = require('jpegtran-bin');
var through = require('through2');
if (!Buffer.isBuffer(buf)) {
return Promise.reject(new TypeError('Expected a buffer'));
}
module.exports = function (opts) {
opts = opts || {};
if (!isJpg(buf)) {
return Promise.resolve(buf);
}
return through.ctor({objectMode: true}, function (file, enc, cb) {
if (file.isNull()) {
cb(null, file);
return;
}
const args = ['-copy', 'none'];
if (file.isStream()) {
cb(new Error('Streaming is not supported'));
return;
}
if (opts.progressive) {
args.push('-progressive');
}
if (!isJpg(file.contents)) {
cb(null, file);
return;
}
if (opts.arithmetic) {
args.push('-arithmetic');
} else {
args.push('-optimize');
}
var args = ['-copy', 'none', '-optimize'];
var ret = [];
var len = 0;
var err = '';
args.push('-outfile', execBuffer.output, execBuffer.input);
if (opts.progressive) {
args.push('-progressive');
}
return execBuffer({
input: buf,
bin: jpegtran,
args
}).catch(error => {
error.message = error.stderr || error.message;
throw error;
if (opts.arithmetic) {
args.push('-arithmetic');
}
var cp = spawn(jpegtran, args);
cp.stderr.setEncoding('utf8');
cp.stderr.on('data', function (data) {
err += data;
});
cp.stdout.on('data', function (data) {
ret.push(data);
len += data.length;
});
cp.on('error', function (err) {
err.fileName = file.path;
cb(err);
return;
});
cp.on('close', function () {
var contents = Buffer.concat(ret, len);
if (err && (err.code !== 'EPIPE' || !isJpg(contents))) {
err = typeof err === 'string' ? new Error(err) : err;
err.fileName = file.path;
cb(err);
return;
}
if (len < file.contents.length) {
file.contents = contents;
}
cb(null, file);
});
cp.stdin.on('error', function (stdinErr) {
if (!err) {
err = stdinErr;
}
});
cp.stdin.end(file.contents);
});
};

View File

@@ -1,36 +1,26 @@
{
"name": "imagemin-jpegtran",
"version": "6.0.0",
"version": "4.3.2",
"description": "jpegtran imagemin plugin",
"license": "MIT",
"repository": "imagemin/imagemin-jpegtran",
"author": {
"name": "Kevin Mårtensson",
"email": "kevinmartensson@gmail.com",
"url": "github.com/kevva"
"url": "https://github.com/kevva"
},
"maintainers": [
{
"name": "Sindre Sorhus",
"email": "sindresorhus@gmail.com",
"url": "sindresorhus.com"
},
{
"name": "Shinnosuke Watanabe",
"url": "github.com/shinnn"
}
],
"engines": {
"node": ">=6"
"node": ">=0.10.0"
},
"scripts": {
"test": "xo && ava"
"test": "xo && node test/test.js"
},
"files": [
"index.js"
],
"keywords": [
"compress",
"gulpplugin",
"image",
"imageminplugin",
"img",
@@ -41,17 +31,15 @@
"optimize"
],
"dependencies": {
"exec-buffer": "^3.0.0",
"is-jpg": "^2.0.0",
"jpegtran-bin": "^4.0.0"
"is-jpg": "^1.0.0",
"jpegtran-bin": "^3.0.0",
"through2": "^2.0.0"
},
"devDependencies": {
"ava": "*",
"is-progressive": "^3.0.0",
"pify": "^4.0.0",
"xo": "*"
},
"xo": {
"esnext": true
"ava": "^0.0.4",
"buffer-equal": "^0.0.1",
"vinyl-file": "^1.1.0",
"vinyl-smallest-jpeg": "^1.0.0",
"xo": "^0.10.1"
}
}

View File

@@ -13,43 +13,48 @@ $ npm install --save imagemin-jpegtran
## Usage
```js
const imagemin = require('imagemin');
const Imagemin = require('imagemin');
const imageminJpegtran = require('imagemin-jpegtran');
imagemin(['images/*.jpg'], 'build/images', {use: [imageminJpegtran()]}).then(() => {
console.log('Images optimized');
new Imagemin()
.src('images/*.jpg')
.dest('build/images')
.use(imageminJpegtran({progressive: true}))
.run();
```
You can also use this plugin with [gulp](http://gulpjs.com):
```js
const gulp = require('gulp');
const imageminJpegtran = require('imagemin-jpegtran');
gulp.task('default', () => {
return gulp.src('images/*.jpg')
.pipe(imageminJpegtran({progressive: true})())
.pipe(gulp.dest('build/images'));
});
```
## API
### imageminJpegtran([options])(buffer)
### imageminJpegtran(options)
Returns a promise for a buffer.
#### options.progressive
#### options
##### progressive
Type: `boolean`<br>
Type: `boolean`
Default: `false`
Lossless conversion to progressive.
##### arithmetic
#### options.arithmetic
Type: `boolean`<br>
Type: `boolean`
Default: `false`
Use [arithmetic coding](http://en.wikipedia.org/wiki/Arithmetic_coding).
#### buffer
Type: `buffer`
Buffer to optimize.
## License