imaqRotate2

NI Vision for LabWindows/CVI Function

imaqRotate2

Usage

int imaqRotate2(Image* dest, const Image* source, float angle, PixelValue fill, InterpolationMethod method, int maintainSize);

Purpose

Rotates an image counterclockwise.

Image Types Supported

IMAQ_IMAGE_U8, IMAQ_IMAGE_I16, IMAQ_IMAGE_SGL, IMAQ_IMAGE_RGB

Parameters

Name

Type

Description

dest Image* The destination image.
source const Image* The image to rotate.
angle float The angle, in degrees, to rotate the image.
fill PixelValue The value the function applies to the image pixels not covered by the rotated image.
method InterpolationMethod The method of interpolation. The valid interpolation methods for rotation are IMAQ_ZERO_ORDER and IMAQ_BILINEAR.
maintainSize int Set this parameter to TRUE to maintain the size of the image.

Return Value

Type

Description

int On success, this function returns a non-zero value. On failure, this function returns 0. To get extended error information, call imaqGetLastError().