OpenVX基本视觉功能

基本视觉功能

1.输入输出表

OpenVX附带了一组标准的或基本的视觉功能。表2-2列出了支持的视觉功能集、输入类型（见表2-2）和输出类型（见表2-3），以及支持的OpenVX版本。

表2-2 OpenVX视觉功能输入参数

视觉功能	U1	S8	U8	U16	S16	U32	F32	颜色	其他
AbsDiff			1.0		1.0.1
Add			1.0		1.0
And	1.3		1.0
BilateralFilter			1.2		1.2
Box3x3			1.0
CannyEdgeDetector			1.0
ChannelCombine			1.0
ChannelExtract								1.0
ColorConvert								1.0
ConvertDepth	1.3		1.0		1.0
Convolve			1.0
Copy (image object)									1.2
Dilate3x3	1.3		1.0
EqualizeHist			1.0
Erode3x3	1.3		1.0
FastCorners			1.0
Gaussian3x3			1.0
GaussianPyramid			1.0
HarrisCorners			1.0
HalfScaleGaussian			1.0
HarrisCorners			1.0
HOGCells			1.2
HOGFeatures			1.2
HoughLinesP	1.3		1.2
IntegralImage			1.0
LaplacianPyramid			1.1
LaplacianReconstruct					1.1
LBP			1.2
Magnitude					1.0
MatchTemplate			1.2
MeanStdDev	1.3		1.0
Median3x3	1.3		1.0
Max			1.2		1.2
Min			1.2		1.2
MinMaxLoc			1.0		1.0
Multiply			1.0		1.0
NonLinearFilter	1.3		1.1
NonMaxSuppression	1.3		1.2		1.2
Not	1.3		1.0
OpticalFlowPyrLK			1.0
Or	1.3		1.0
Phase					1.0
Remap			1.0
ScaleImage	1.3		1.0
Sobel3x3			1.0
Subtract			1.0		1.0
TableLookup			1.0		1.1
TensorMultiply		1.2	1.2		1.2
TensorAdd		1.2	1.2		1.2
TensorSubtract		1.2	1.2		1.2
TensorMatrixMultiply		1.2	1.2		1.2
TensorTableLookup		1.2	1.2		1.2
TensorTranspose		1.2	1.2		1.2
Threshold			1.0		1.1
WarpAffine	1.3		1.0
WarpPerspective			1.0
WeightedAverage			1.3
Xor	1.3		1.0

表2-3 OpenVX视觉功能输出参数

 

视觉功能	U1	S8	U8	U16	S16	U32	F32	颜色	其它
AbsDiff			1.0		1.0.1
Add			1.0		1.0
And	1.3		1.0
BilateralFilter			1.2		1.2
Box3x3			1.0
CannyEdgeDetector	1.3		1.0
ChannelCombine								1.0
ChannelExtract			1.0
ColorConvert								1.0
ConvertDepth	1.3		1.0		1.0
Convolve			1.0		1.0
Copy (图像目标)									1.2
Dilate3x3	1.3		1.0
EqualizeHist			1.0
Erode3x3	1.3		1.0
FastCorners			1.0
Gaussian3x3			1.0
GaussianPyramid			1.0
HarrisCorners			1.0
HalfScaleGaussian			1.0
HarrisCorners						1.0
HOGCells		1.2			1.2
HOGFeatures		1.2			1.2
HoughLinesP									1.2
IntegralImage						1.0
LaplacianPyramid					1.1
LaplacianReconstruct			1.1
LBP			1.2
Magnitude					1.0
MatchTemplate			1.2
MeanStdDev							1.0
Median3x3	1.3		1.0
Max			1.2		1.2
Min			1.2		1.2
MinMaxLoc			1.0		1.0	1.0
Multiply			1.0		1.0
NonLinearFilter	1.3		1.1
NonMaxSuppression			1.2		1.2
Not	1.3		1.0
OpticalFlowPyrLK
Or	1.3		1.0
Phase			1.0
Remap			1.0
ScaleImage	1.3		1.0
Sobel3x3					1.0
Subtract			1.0		1.0
TableLookup			1.0		1.1
TensorMultiply		1.2	1.2		1.2
TensorAdd		1.2	1.2		1.2
TensorSubtract		1.2	1.2		1.2
TensorMatrixMultiply		1.2	1.2		1.2
TensorTableLookup		1.2	1.2		1.2
TensorTranspose		1.2	1.2		1.2
Threshold	1.3		1.0
WarpAffine	1.3		1.0
WarpPerspective			1.0
WeightedAverage			1.3
Xor	1.3		1.0