// Copyright 2014 by Sascha L. Teichmann
// Use of this source code is governed by the MIT license
// that can be found in the LICENSE file.

package common

import (
	"bufio"
	"image"
	"image/png"
	"os"
)

func SaveAsPNG(path string, img image.Image) (err error) {
	var file *os.File
	if file, err = os.Create(path); err != nil {
		return
	}
	writer := bufio.NewWriter(file)
	err = png.Encode(writer, img)
	writer.Flush()
	file.Close()
	return
}