package thumb import ( "image" "github.com/disintegration/imaging" ) func Jpeg(srcFilename, jpgFilename string) (img image.Image, err error) { img, err = imaging.Open(srcFilename, imaging.AutoOrientation(true)) if err != nil { log.Errorf("thumbs: can't open %s", srcFilename) return img, err } saveOption := imaging.JPEGQuality(JpegQuality) if err = imaging.Save(img, jpgFilename, saveOption); err != nil { log.Errorf("thumbs: failed to save %s", jpgFilename) return img, err } return img, nil }