https://github.com/didil/gcf-go-image-resizer

Go Image Resizer Cloud Function
https://github.com/didil/gcf-go-image-resizer

Last synced: 26 days ago
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Go Image Resizer Cloud Function

• Host: GitHub
• URL: https://github.com/didil/gcf-go-image-resizer
• Owner: didil
• License: mit
• Created: 2019-01-18T09:52:34.000Z (almost 6 years ago)
• Default Branch: master
• Last Pushed: 2019-01-18T17:44:35.000Z (almost 6 years ago)
• Last Synced: 2024-07-31T22:43:54.216Z (4 months ago)
• Language: Go
• Size: 620 KB
• Stars: 24
• Watchers: 2
• Forks: 2
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

Awesome Lists containing this project

• awesome-functions - gcf-go-image-resizer - Google Cloud Function to resize images in Go (Cloud Functions)

README

        
# Go Image Resizer Cloud Function

Pure Go Image Resizer function, deployable to Google Cloud Functions, using the [disintegration/imaging](https://github.com/disintegration/imaging) package

Medium article: [Image Resizing with Go and Cloud Functions](https://medium.com/@didil/image-resizing-with-go-and-cloud-functions-792a47e6473d)

*Original gopher image:*   

![Big Gopher](/example/gopherizeme_orig.jpg?raw=true "Big Gopher")

*Resized gopher image:*  

![Small Gopher](/example/gopherizeme_resized.jpg?raw=true "Small Gopher")

*Example gopher image generated using [gopherize.me](https://gopherize.me/)*

## Usage

https://{gcf-endpoint}/ResizeImage?url={url}&height={height}&width={width}

- url: url of the image to resize

- height: height of the output image in pixels

- width: width of the output image in pixels

*if width or height is missing, the aspect ratio is preserved*

## Deploying

```` 

$ gcloud functions deploy ResizeImage --runtime go111 --trigger-http

````

## Local testing

There is an http server included in cmd/server.go allowing you to test locally

```` 

$ export GO111MODULE=on

$ go get -u

$ go run cmd/server/server.go

````

## Todo

- Add tests

- Cache input images

- Cache output images