Histogram

Detailed Description

Generates a distribution from an image.

This kernel counts the number of occurrences of each pixel value within the window size of a pre-calculated number of bins.

Functions
vx_node	vxHistogramNode (vx_graph graph, vx_image input, vx_distribution distribution)
	[Graph] Creates a Histogram node. More...
vx_status	vxuHistogram (vx_context context, vx_image input, vx_distribution distribution)
	[Immediate] Generates a distribution from an image. More...

Function Documentation

vx_node vxHistogramNode	(	vx_graph	graph,
		vx_image	input,
		vx_distribution	distribution
	)

[Graph] Creates a Histogram node.

Parameters

[in]	graph	The reference to the graph.
[in]	input	The input image in VX_DF_IMAGE_U8.
[out]	distribution	The output distribution.

Returns

vx_node.

Return values

0	Node could not be created.
*	Node handle.

vx_status vxuHistogram	(	vx_context	context,
		vx_image	input,
		vx_distribution	distribution
	)

[Immediate] Generates a distribution from an image.

Parameters

[in]	context	The reference to the overall context.
[in]	input	The input image in VX_DF_IMAGE_U8
[out]	distribution	The output distribution.

Returns

A vx_status_e enumeration.

Return values

VX_SUCCESS	Success
*	An error occurred. See vx_status_e.