akey-screenshot-desktop

screenshot-desktop

Capture a screenshot of your local machine

• Multi/Cross Platform
  • Linux: required ImageMagick apt-get install imagemagick
  • OSX: No dependencies required!
  • Windows: No dependencies required!
• Promise based API
• JPG output (by default)

Install

$ npm install --save screenshot-desktop

Usage

const screenshot = require('screenshot-desktop')

screenshot().then((img) => {
  // img: Buffer filled with jpg goodness
  // ...
}).catch((err) => {
  // ...
})

const screenshot = require('screenshot-desktop')

screenshot({format: 'png'}).then((img) => {
  // img: Buffer filled with png goodness
  // ...
}).catch((err) => {
  // ...
})

screenshot.listDisplays().then((displays) => {
  // displays: [{ id, name }, { id, name }]
  screenshot({ screen: displays[displays.length - 1].id })
    .then((img) => {
      // img: Buffer of screenshot of the last display
    });
})

screenshot.all().then((imgs) => {
  // imgs: an array of Buffers, one for each screen
})

screenshot({ filename: 'shot.jpg' }).then((imgPath) => {
  // imgPath: absolute path to screenshot
  // created in current working directory named shot.png
});

// absolute paths work too. so do pngs
screenshot({ filename: '/Users/brian/Desktop/demo.png' })

screenshot() options

• filename Optional. Absolute or relative path to save output.
• format Optional. Valid values png|jpg.
• linuxLibrary Optional. Linux only. Valid values scrot|imagemagick. Which library to use. Note that scrot does not support format or screen selection.

Licence

MIT © Ben Evans

发布

• 直接在lib文件下修改
• package.json更新版本号
• yarn publish