node-desktop-capturer v0.0.3

node-desktop-capturer

Take a screenshot of the computer on which Node is running, using platform-specific external tools included with the package.

Supports Windows (win32), OSX (darwin) and Linux platforms

• Windows version uses nircmd (http://nircmd.nirsoft.net)
• Linux version uses scrot

How to install

This is a forked version of a module, so to install it in your project use yarn add https://github.com/jhotujec/node-node-desktop-capturer

Available Options

• quality: JPEG quality (0 to 100)
• width: use in conjunction with height, or by itself to maintain aspect ratio
• height: use in conjunction with width, or by itself to maintain aspect ratio

Examples

Full resolution

var screenshot = require("node-desktop-capturer");

screenshot("screenshot.png", function (error, complete) {
  if (error) console.log("Screenshot failed", error);
  else console.log("Screenshot succeeded");
});

Resize to 400px wide, maintain aspect ratio

var screenshot = require("node-desktop-capturer");

screenshot("screenshot.png", { width: 400 }, function (error, complete) {
  if (error) console.log("Screenshot failed", error);
  else console.log("Screenshot succeeded");
});

Resize to 400x300, set JPG quality to 60%

var screenshot = require("node-desktop-capturer");

screenshot(
  "screenshot.jpg",
  { width: 400, height: 300, quality: 60 },
  function (error, complete) {
    if (error) console.log("Screenshot failed", error);
    else console.log("Screenshot succeeded");
  }
);

TODOs

• Tests
• Multi-screen support
• Cropping
• Return contents of image, rather than writing file