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← Older revision		Revision as of 06:48, 19 April 2013
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	~~__NOTOC__~~
	~~Calculates minimum eigen value of each image pixel.~~
	~~===Function===~~
	{\|
	~~\|style="font-size:150%;"\|~~
	~~<syntaxhighlight lang="cpp">~~
	~~CuviStatus minEigenVals(CuviImage* srcImage,~~
	~~CuviImage* dstImage,~~
	~~CuviGradientKernelType gradientKernelType,~~
	~~Cuvi32s windowSize,~~
	~~CuviStream* stream = NULL);~~
	~~</syntaxhighlight>~~
	\|}
	~~===Parameters===~~

	~~{\|class="wikitable"~~
	\|-
	~~! Name~~
	~~! Type~~
	~~! Description~~
	\|-
	~~\| srcImage~~
	\| CuviImage*
	~~\| Input Image~~
	\|-
	~~\| dstImage~~
	\| CuviImage*
	~~\| Output Image~~
	\|-
	~~\| gradientKernelType~~
	~~\| CuviGradientKernelType~~
	~~\| Type of derivative kernel to use for gradient calculation~~
	\|-
	~~\| windowSize~~
	~~\| Cuvi32s~~
	~~\| Window size for eigen value calculation~~
	\|-
	~~\| stream~~
	\| CuviStream*
	~~\| GPU stream ID for execution~~

	\|}

	~~===Image Type Support===~~

	~~{\| class="wikitable"~~
	\|-
	~~! Input~~
	~~! Output~~
	\|-
	~~\| 8uC1~~
	~~\| 32fC1~~
	\|}

	~~===Example===~~
	{\|
	~~\|style="font-size:150%;"\|~~
	~~<syntaxhighlight lang="cpp">~~

	~~//Input image~~
	~~CuviImage* gimg = new CuviImage(cuviSize(width,height),depth,1);~~
	~~gimg->upload(img->imageData,img->widthStep);~~

	~~//Output Image~~
	~~CuviImage* gout = new CuviImage(cuviSize(width,height),CUVI_DEPTH_32F,1);~~

	~~//Compute Eigen Values Using 3x3 Sobel Filter for derivative, and 5x5 window for Eigen Value calculation~~
	~~cuvi::computerVision::minEigenVals(gimg,gout,CUVI_GRADIENT_SOBEL_3x3,5);~~

	~~</syntaxhighlight>~~
	\|}

Ghazanfar: Created page with "NOTOC Calculates minimum eigen value of each image pixel. ===Function=== {| |style="font-size:150%;"| CuviStatus minEigenVals(CuviImage* srcI..."

2012-05-14T12:40:22Z

Created page with "__NOTOC__ Calculates minimum eigen value of each image pixel. ===Function=== {| |style="font-size:150%;"| <syntaxhighlight lang="cpp"> CuviStatus minEigenVals(CuviImage* srcI..."

New page

__NOTOC__
Calculates minimum eigen value of each image pixel.
===Function===
{|
|style="font-size:150%;"|
<syntaxhighlight lang="cpp">
CuviStatus minEigenVals(CuviImage* srcImage,
CuviImage* dstImage,
CuviGradientKernelType gradientKernelType,
Cuvi32s windowSize,
CuviStream* stream = NULL);
</syntaxhighlight>
|}
===Parameters===

{|class="wikitable"
|-
! Name
! Type
! Description
|-
| srcImage
| CuviImage*
| Input Image
|-
| dstImage
| CuviImage*
| Output Image
|-
| gradientKernelType
| CuviGradientKernelType
| Type of derivative kernel to use for gradient calculation
|-
| windowSize
| Cuvi32s
| Window size for eigen value calculation
|-
| stream
| CuviStream*
| GPU stream ID for execution

|}

===Image Type Support===

{| class="wikitable"
|-
! Input
! Output
|-
| 8uC1
| 32fC1
|}

===Example===
{|
|style="font-size:150%;"|
<syntaxhighlight lang="cpp">

//Input image
CuviImage* gimg = new CuviImage(cuviSize(width,height),depth,1);
gimg->upload(img->imageData,img->widthStep);

//Output Image
CuviImage* gout = new CuviImage(cuviSize(width,height),CUVI_DEPTH_32F,1);

//Compute Eigen Values Using 3x3 Sobel Filter for derivative, and 5x5 window for Eigen Value calculation
cuvi::computerVision::minEigenVals(gimg,gout,CUVI_GRADIENT_SOBEL_3x3,5);

</syntaxhighlight>
|}

Function:MinEigenVal - Revision history

Jawad: Blanked the page

Ghazanfar: Created page with "__NOTOC__ Calculates minimum eigen value of each image pixel. ===Function=== {| |style="font-size:150%;"| CuviStatus minEigenVals(CuviImage* srcI..."

Ghazanfar: Created page with "NOTOC Calculates minimum eigen value of each image pixel. ===Function=== {| |style="font-size:150%;"| CuviStatus minEigenVals(CuviImage* srcI..."