Orientation

Description:

[ CCode ( cprefix = "GEXIV2_ORIENTATION_" , type_id = "gexiv2_gexiv2_orientation_get_type ()" ) ]
public enum Orientation

The orientation of an image is defined as the location of it's x,y origin.

More than rotation, orientation allows for every variation of rotation, flips, and mirroring to be described in 3 bits of data.

A handy primer to orientation can be found at <ulink url="http://jpegclub.org/exif_orientation.html"></ulink>


Namespace: GExiv2
Package: gexiv2

Content:

Enum values:

  • HFLIP - The image is flipped on its horizontal axis
  • NORMAL - The orientation of the image is without any rotation.
  • ROT_180 - The image is rotated by 180 degrees
  • ROT_270 - The image is rotated 270 degrees clockwise
  • ROT_90 - The image is rotated by 90 degrees clockwise
  • ROT_90_HFLIP - The image is rotated by 90 degrees clockwise and flipped on its horizontal axis
  • ROT_90_VFLIP - The image is rotated by 90 degrees clockwise and flipped on its vertical axis
  • UNSPECIFIED - The orientation of the image is unknown
  • VFLIP - The Image is flipped on its vertical axis