Specifications

Intel
®
Image Processing Library Reference Manual
4-24
4
IPL_BORDER_WRAP The required border rows or columns are
taken from the opposite side of the
image.
border The side that this function is called for. Can be an
OR of one or more of the following four sides of
an image:
IPL_SIDE_TOP Top side.
IPL_SIDE_BOTTTOM Bottom side.
IPL_SIDE_LEFT Left side.
IPL_SIDE_RIGHT Right side.
IPL_SIDE_ALL All sides.
The top side is also used to define all border
pixels in the top left and right corners. Similarly,
the bottom side is used to define the border pixels
in the bottom left and right corners.
constVal The value to use for the border when the mode is
set to
IPL_BORDER_CONSTANT.
Discussion
The function iplSetBorderMode() is used to set the border handling
mode of one or more of the four sides of an image (see Example 4-3).
Intensity values for the border pixels are assumed or created based on the
mode.