imagemin-mozjpeg
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    9.0.0 • Public • Published

    imagemin-mozjpeg Build Status

    Imagemin plugin for mozjpeg

    Install

    $ npm install imagemin-mozjpeg
    

    Usage

    const imagemin = require('imagemin');
    const imageminMozjpeg = require('imagemin-mozjpeg');
     
    (async () => {
        await imagemin(['images/*.jpg'], 'build/images', {
            use: [
                imageminMozjpeg()
            ]
        });
     
        console.log('Images optimized');
    })();

    API

    imageminMozjpeg([options])(buffer)

    Returns a Promise<Buffer>.

    options

    quality

    Type: number

    Compression quality, in range 0 (worst) to 100 (perfect).

    progressive

    Type: boolean
    Default: true

    false creates baseline JPEG file.

    targa

    Type: boolean
    Default: false

    Input file is Targa format (usually not needed).

    revert

    Type: boolean
    Default: false

    Revert to standard defaults instead of mozjpeg defaults.

    fastCrush

    Type: boolean
    Default: false

    Disable progressive scan optimization.

    dcScanOpt

    Type: number
    Default: 1

    Set DC scan optimization mode.

    • 0 One scan for all components
    • 1 One scan per component
    • 2 Optimize between one scan for all components and one scan for 1st component plus one scan for remaining components
    trellis

    Type: boolean
    Default: true

    Trellis optimization.

    trellisDC

    Type: boolean
    Default: true

    Trellis optimization of DC coefficients.

    tune

    Type: string
    Default: hvs-psnr

    Set Trellis optimization method. Available methods: psnr, hvs-psnr, ssim, ms-ssim

    overshoot

    Type: boolean
    Default: true

    Black-on-white deringing via overshoot.

    arithmetic

    Type: boolean
    Default: false

    Use arithmetic coding.

    dct

    Type: string
    Default: int

    Set DCT method:

    • int Use integer DCT
    • fast Use fast integer DCT (less accurate)
    • float Use floating-point DCT
    quantBaseline

    Type: boolean
    Default: false

    Use 8-bit quantization table entries for baseline JPEG compatibility.

    quantTable

    Type: number

    Use predefined quantization table.

    • 0 JPEG Annex K
    • 1 Flat
    • 2 Custom, tuned for MS-SSIM
    • 3 ImageMagick table by N. Robidoux
    • 4 Custom, tuned for PSNR-HVS
    • 5 Table from paper by Klein, Silverstein and Carney
    smooth

    Type: number

    Set the strength of smooth dithered input. (1...100)

    maxMemory

    Type: number

    Set the maximum memory to use in kilobytes.

    sample

    Type: string[]

    Set component sampling factors. Each item should be in the format HxV, for example 2x1.

    buffer

    Type: buffer

    Buffer to optimize.

    License

    MIT © Imagemin

    Install

    npm i imagemin-mozjpeg

    DownloadsWeekly Downloads

    499,171

    Version

    9.0.0

    License

    MIT

    Unpacked Size

    7.36 kB

    Total Files

    4

    Last publish

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