Thubnail generator for golang.

thumb.go

package main

import (
    "image"
    "image/color"

    "github.com/disintegration/imaging"
)

func main() {

    // input files
    file := "1.jpg"

    // load images and make 100x100 thumbnails of them
    var thumbnail image.Image
   img, err := imaging.Open(file)
   if err != nil {
        panic(err)
   }
   thumbnail = imaging.Thumbnail(img, 100, 100, imaging.CatmullRom)

    // create a new blank image
   dst := imaging.New(100, 100, color.NRGBA{0, 0, 0, 0})

    // paste thumbnails into the new image side by side
   dst = imaging.Paste(dst, thumbnail, image.Pt(0, 0))

    // save the combined image to file
   err = imaging.Save(dst, "dst.jpg")
   if err != nil {
      panic(err)
   }
}