im-metadata

Retrieve image metadata as a JSON object using ImageMagick's identify command.

Requiremets

• Node.JS v0.10 or newer
• ImageMagick v6.8 or newer

Install

npm install im-metadata --save

API

var metadata = require('im-metadata');

metadata(string src, object opts, function callback)

Return metadata object for a given src image.

• string src - path to the image on disk
• object opts - metadata parsing options
  • boolean exif - return exif data or not (default false)
  • boolean autoOrient - auto-orient height/width (default false)
  • integer timeout - command timeout length (default 5000)
• function callback - callback function (Error error, object data)
  • Error error - error output if command failed
  • object data - parsed metadata object

Return

Returns an object with parsed metada:

• string path - original image path
• string name - original image name
• string size - image file size in bytes (ex. 4504682)
• string format - image format (JPEG, PNG, TIFF etc.)
• string colorspace - image colorspace (RGB, CMYK etc.)
• integer height - image pixel height
• integer width - image pixel width
• string orientation - image orientation

Example

metadata('/path/to/image.jpg', {exif: true}, function(error, metadata) {
  if (error) { console.error(error); }
  console.log(metadata);
  console.log(metadata.exif);
});

MIT License