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package jpeg
import (
"bytes"
"image"
"image/jpeg"
"io"
)
// Options represent JPEG encoding options.
type Options struct {
Quality int `json:"quality"`
}
// DecodeJPEG decodes a JPEG file and return an image.
func DecodeJPEG(r io.Reader) (image.Image, error) {
i, err := jpeg.Decode(r)
if err != nil {
return nil, err
}
return i, nil
}
// EncodeJPEG encodes an image into JPEG and returns a buffer.
func EncodeJPEG(i image.Image, o *Options) (buf bytes.Buffer, err error) {
err = jpeg.Encode(&buf, i, &jpeg.Options{Quality: o.Quality})
return buf, err
}