Back to Adaptive Vision Library website

You are here: Start » Function Reference » Image Features » ImageProjection

ImageProjection


Computes the average (or other statistic) for each image row or column and then merges the obtained results into a profile.

Header:AVL.h

Syntax

C++
C#
 
void avl::ImageProjection
(
	const avl::Image& inImage,
	atl::Optional<const avl::Region&> inRoi,
	avl::ProjectionDirection::Type inProjectionDirection,
	avl::ProjectionMode::Type inProjectionMode,
	avl::Profile& outProfile
)

Parameters

Name Type Default Description
inImage const Image& Monochromatic image
inRoi Optional<const Region&> NIL Range of pixels to be processed
inProjectionDirection ProjectionDirection::Type Combine pixel values for image rows (horizontal) or columns (vertical)
inProjectionMode ProjectionMode::Type Sum Determines how the pixel values are combined
outProfile Profile& Output profile

Requirements

For input inImage only pixel formats are supported: 1xuint8, 1xint8, 1xuint16, 1xint16, 1xint32, 1xreal.

Read more about pixel formats in Image documentation.

Description

Computes the average (or other statistic) for each image row or column and then merges the obtained results into a profile.

Examples

ImageProjection performed on a lena.jpg sample.

Mode Horizontal Direction Vertical Direction
Sum
Average
Maximum
Minimum

Hardware Acceleration

This operation supports automatic parallelization for multicore and multiprocessor systems.