imageprocessing

func FlipAndRotatePictureByExif ¶

func FlipAndRotatePictureByExif(picture image.Image, exifOrientation int) image.Image

func RotateAndTransformPicture ¶

func RotateAndTransformPicture(file io.Reader) (image.Image, error)

RotateAndTransformPicture reads a file and uses the exif information contained within it to figure out what orientation and inversion it should be shown at as a human-usable image if it doesn't find any orientatoin data, it will just return the original image

func RotateAndTransformPictureByExifData ¶

func RotateAndTransformPictureByExifData(picture image.Image, exifData exif.Exif) (image.Image, error)

RotateAndTransformPictureByExifData takes an image and exifData and returns the transformed image or an error if there was no data to transform with