fit and paste golang using imaging

fit_and_paste.go

package main

import (
	"image/color"
	"log"

	"github.com/disintegration/imaging"
)

func main() {
	srcImage, err := imaging.Open("image.jpg")
	if err != nil {
		log.Fatalf("Open failed: %v", err)
	}

	// dstImageFill := imaging.Fill(srcImage, 100, 100, imaging.Center, imaging.Lanczos)
	dstImageFit := imaging.Fit(srcImage, 512, 512, imaging.Lanczos)

	err = imaging.Save(dstImageFit, "out_example_fit.jpg")
	if err != nil {
		log.Fatalf("Save failed: %v", err)
	}

	dst := imaging.New(512, 512, color.NRGBA{0, 0, 0, 0})
	pasteDist := imaging.PasteCenter(dst, dstImageFit)
	err = imaging.Save(pasteDist, "out_example_paste.jpg")
	if err != nil {
		log.Fatalf("Save failed: %v", err)
	}
}