smartcrop.go cli

smartcropgo.go

package main

import (
	"fmt"
	"image"
	"image/jpeg"
	_ "image/png"
	"log"
	"os"

    "github.com/muesli/smartcrop"
	"code.google.com/p/graphics-go/graphics"
)


func main() {
	fi, _ := os.Open(os.Args[1])
	defer fi.Close()

	img, _, err := image.Decode(fi)
	if err != nil {
		log.Fatal(err)
	}

	topCrop, err := smartcrop.SmartCrop(&img, 300, 300)
	if err != nil {
		log.Fatal(err)
	}
	fmt.Printf("Top crop: %+v\n", topCrop)

	cropImage := image.NewRGBA(image.Rect(topCrop.X, topCrop.Y, 300+topCrop.X, 300+topCrop.Y))
	//cropImage := image.NewRGBA(image.Rect(topCrop.X, topCrop.Y, topCrop.Width+topCrop.X, topCrop.Height+topCrop.Y))
	graphics.Thumbnail(cropImage, img)
	toImage, err := os.Create(os.Args[2])
	if err != nil {
		log.Fatal(err)
	}
	defer toImage.Close()

	jpeg.Encode(toImage, cropImage, &jpeg.Options{jpeg.DefaultQuality})
}