tins2020/cmd/imadapt/io.go

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2020-05-10 07:11:08 +00:00
package main
import (
"image"
"image/png"
"os"
)
func encodePNG(path string, im image.Image) error {
dst, err := os.Create(path)
if err != nil {
return err
}
defer dst.Close()
return png.Encode(dst, im)
}
func decodeImage(path string) (image.Image, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
im, _, err := image.Decode(f)
if err != nil {
return nil, err
}
return im, nil
}