smartcrop implementation in Go
smartcrop finds good crops for arbitrary images and crop sizes, based on Jonas Wagner's smartcrop.js
Image: https://www.flickr.com/photos/usfwspacific/8182486789 CC BY U.S. Fish & Wildlife
Make sure you have a working Go environment. See the install instructions.
To install smartcrop, simply run:
go get github.com/muesli/smartcrop
To compile it from source:
git clone git://github.com/muesli/smartcrop.git
cd smartcrop && go build && go test -v
package main
import (
"github.com/muesli/smartcrop"
"fmt"
"image"
_ "image/jpeg"
_ "image/png"
"os"
)
func main() {
fi, _ := os.Open("test.png")
defer fi.Close()
img, _, err := image.Decode(fi)
if err != nil {
panic(err)
}
topCrop, err := smartcrop.SmartCrop(&img, 250, 250)
if err != nil {
panic(err)
}
fmt.Printf("Top crop: %+v\n", topCrop)
}Also see the test-cases in crop_test.go for further working examples.
API docs can be found here.
Join us on IRC: irc.freenode.net/#smartcrop
Continuous integration:
