https://github.com/component/image-size

Get the dimensions of an image from a file input.
https://github.com/component/image-size

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Get the dimensions of an image from a file input.

• Host: GitHub
• URL: https://github.com/component/image-size
• Owner: component
• Created: 2013-06-26T07:02:24.000Z (over 11 years ago)
• Default Branch: master
• Last Pushed: 2013-12-14T05:02:39.000Z (about 11 years ago)
• Last Synced: 2024-05-08T17:11:43.709Z (8 months ago)
• Language: JavaScript
• Homepage:
• Size: 113 KB
• Stars: 2
• Watchers: 2
• Forks: 3
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Image Size

Get the dimensions of an image from a file input.

## Example

```js

var imageSize = require('image-size')

var input = document.querySelector('[input="file"]')

var file = input.files[0]

imageSize(file, function (err, size) {

  /*

  size = {

    width: xxxx,

    height: xxxx

  }

  */

})

````

## API

### imageSize(File, callback)

`callback` has the arguments `callback(err, size)`.

If `imageSize` is not supported, `size` wil be undefined.

### imageSize.supported === true || false

`imageSize` only supports:

- PNG and JPEG images

- Browsers with `FileReader`, `FileReader.prototype.readAsArrayBuffer`, and `Uint8Array`.

## License

The MIT License (MIT)

Copyright (c) 2013 Jonathan Ong [email protected]

Permission is hereby granted, free of charge, to any person obtaining a copy

of this software and associated documentation files (the "Software"), to deal

in the Software without restriction, including without limitation the rights

to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

copies of the Software, and to permit persons to whom the Software is

furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in

all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

THE SOFTWARE.