Image processing functions for blurring, thresholding and edge detection added

20 files changed, 448 insertions, 0 deletions

diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_AdaptiveThreshold.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_AdaptiveThreshold.bin
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diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_AdaptiveThreshold.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_AdaptiveThreshold.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function cvtimg = CV_AdaptiveThreshold(srcimg,max_value,adaptive_method, ...
+					thresh_type, block_size, C)
+// function to adaptively threshold input image
+//
+// Calling Sequence
+//     dst = CV_AdaptiveThreshold(srcimg,max_value,adaptive_method, ...
+//				thresh_type,blk_size,c)
+//
+// Parameters
+//     	src -> Source 8-bit single-channel image.
+//		max_value -> Non-zero value assigned to the pixels for which the 
+//					condition is satisfied. See the details below.
+//		adaptive_method -> Adaptive thresholding algorithm to use, 
+//					ADAPTIVE_THRESH_MEAN_C or ADAPTIVE_THRESH_GAUSSIAN_C . 
+//		thresh_type -> Thresholding type that must be either THRESH_BINARY 
+//					or THRESH_BINARY_INV .
+//		blockSize -> Size of a pixel neighborhood that is used to calculate 
+//					a threshold value for the pixel: 3, 5, 7, and so on.
+//		C -> Constant subtracted from the mean or weighted mean.Normally, 
+//					it is positive but may be zero or negative as well.
+// Description
+//		This function can be used for adaptively threshold given image
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_AdaptiveThreshold(img,255,"ADAPTIVE_THRESH_MEAN_C", ...
+//			"THRESH_BINARY",5,0)
+//
+// See also
+//     CV_LoadImage CV_CreateImage
+//
+// Authors
+//     Siddhesh Wani
+//
+cvtimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Blur.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_Blur.bin
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diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Blur.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_Blur.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function cvtimg = CV_Blur(srcimg,ksize_width,ksize_height,anchor_x,anchor_y, ...
+							border_type)
+// function to blur image using normalised box filter
+//
+// Calling Sequence
+//     dst = CV_Blur(srcimg,ksize_width,ksize_height,anchor_x,anchor_y, ...
+//				border_type)
+//
+// Parameters
+//     	srcimg -> Source image.
+//		ksize_width, ksize_height -> blurring kernel size.
+//		anchor_x, anchor_y -> x,y coordinates of anchor point
+//		borderType -> border mode used to extrapolate pixels outside of the 
+//				image. Can be :
+//						BORDER_REPLICATE:     	aaaaaa|abcdefgh|hhhhhhh
+//						BORDER_REFLECT:       	fedcba|abcdefgh|hgfedcb
+//						BORDER_REFLECT_101:   	gfedcb|abcdefgh|gfedcba
+//						BORDER_WRAP:          	cdefgh|abcdefgh|abcdefg
+//						BORDER_CONSTANT:		iiiiii|abcdefgh|iiiiiii  
+// Description
+//		This function can be used for blurring image using normalised box 
+//		filter. Image can be of any depth and have any no of channels. 
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_Blur(img,3,3,-1,-1,"BORDER_CONSTANT")
+//
+// See also
+//     CV_LoadImage CV_Threshold, CV_CvtColor
+//
+// Authors
+//     Siddhesh Wani
+//
+cvtimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Canny.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_Canny.bin
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+++ b/2.3-1/macros/ImageProcessing/imgproc/CV_Canny.bin
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Canny.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_Canny.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function edges = CV_Canny(srcimg,threhold1,threshold2,aperture_size,L2gradient)
+//Finds edges in image using Canny algorithm
+//
+// Calling Sequence
+//     edges = CV_Canny(srcimg,threhold1,threshold2,aperture_size,L2gradient)
+//
+// Parameters
+//		srcimg -> single-channel 8-bit input image.
+//		threshold1 -> first threshold for the hysteresis procedure.
+//		threshold2 -> second threshold for the hysteresis procedure.
+//		aperture_size -> aperture size for the Sobel() operator.
+//		L2gradient -> a flag, indicating whether a more accurate  
+//				L_2 norm  =sqrt{(dI/dx)^2 + (dI/dy)^2} should be used to 
+//				calculate the image gradient magnitude ( L2gradient=1 ),
+//				or whether the default  L_1 norm  =|dI/dx|+|dI/dy| is enough
+//				( L2gradient=0).
+// Description
+//		This function can be used for finding edes in single channel 8 bit 
+//		image. 'aperture_size' and 'L2gradient' are optionals. By default,
+//		aperture_size is 3 and L2gradient is false.
+// 
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_CvtColor(img,"CV_RGB2GRAY");
+//		edge = CV_Canny(dst,50,100,3,0);
+//
+// See also
+//     CV_LoadImage CV_CvtColor
+//
+// Authors
+//     Siddhesh Wani
+//
+edges = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.bin
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+++ b/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.bin
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci
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+++ b/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function edges = CV_CornerHarris(srcimg,blocksize,ksize,k,border_type)
+//Finds edges in image using Harris algorithm
+//
+// Calling Sequence
+//		edges = CV_CornerHarris(srcimg,blocksize,ksize,k,border_type)
+//
+// Parameters
+//		srcimg -> Input single-channel 8-bit or floating-point image.
+//		blockSize -> Neighborhood size 
+//		ksize -> Aperture parameter for the Sobel() operator.
+//		k -> Harris detector free parameter. 
+//		borderType -> border mode used to extrapolate pixels outside of the 
+//				image. It can be :
+//						BORDER_REPLICATE:     	aaaaaa|abcdefgh|hhhhhhh
+//						BORDER_REFLECT:       	fedcba|abcdefgh|hgfedcb
+//						BORDER_REFLECT_101:   	gfedcb|abcdefgh|gfedcba
+//						BORDER_WRAP:          	cdefgh|abcdefgh|abcdefg
+//						BORDER_CONSTANT:		iiiiii|abcdefgh|iiiiiii  
+// Description
+// 		The function runs the Harris edge detector on the image. For each 
+//		pixel (x, y) it calculates a 2 * 2 gradient covariance matrix M(x,y)
+//		over a blockSize * blockSize neighborhood. Then, it computes the 
+//		following characteristic:
+//		dst(x,y) =  det(M(x,y)) - k .tr(M(x,y))^2
+//		Corners in the image can be found as the local maxima of this 
+//		response map
+//
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_CvtColor(img,"CV_RGB2GRAY");
+//		edge = CV_CornerHarris(dst,5,3,1,"BORDER_REPLICATE");
+//
+// See also
+//     	CV_LoadImage CV_CvtColor
+//
+// Authors
+//     Siddhesh Wani
+//
+edges = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Dilate.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_Dilate.bin
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diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Dilate.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_Dilate.sci
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+++ b/2.3-1/macros/ImageProcessing/imgproc/CV_Dilate.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function cvtimg = CV_Dilate(srcimg,dilation_type,dilation_size,iterations, ...
+					border_type,border_value)
+// dilates an image by using a specific structuring element.
+//
+// Calling Sequence
+//     cvtimg = CV_Dilate(srcimg,dilation_type,dilation_size,[iterations, ...
+//					border_type,border_value])
+// Parameters
+//     	src -> input image; the number of channels can be arbitrary, but the 
+//				depth should be one of CV_8U, CV_16U, CV_16S, CV_32F or CV_64F.
+//		dilation_type -> can be one of :	MORPH_RECT, MORPH_CROSS, 
+//							MORPH_ELLIPSE	
+//		dilation_size -> size of kernel to be used for erosion. Must be odd
+//		iterations -> number of times erosion is applied.
+//		border_type -> pixel extrapolation method. It can be:
+//						BORDER_REPLICATE:     	aaaaaa|abcdefgh|hhhhhhh
+//						BORDER_REFLECT:       	fedcba|abcdefgh|hgfedcb
+//						BORDER_REFLECT_101:   	gfedcb|abcdefgh|gfedcba
+//						BORDER_WRAP:          	cdefgh|abcdefgh|abcdefg
+//						BORDER_CONSTANT:		iiiiii|abcdefgh|iiiiiii  
+//		border_value -> border value in case of a constant border 
+// Description
+//		This function can be used for eroding an image. Kernel used for erosion
+//		is decided by type and size. Size must always be odd. Anchor pint of
+//		kernel is always center of kernel. Input arguements 'iterations(1),
+//		border_type(BORDER_CONSTANT) and border_value' are optionals. Whwn not
+//		specified, default values as as mentioned in brackets. 
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_Erode(img,"MORPH_RECT",3,1,"BORDER_CONSTANT",0);
+//
+// See also
+//     CV_LoadImage CV_Erode
+//
+// Authors
+//     Siddhesh Wani
+//
+cvtimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_DistanceTransform.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_DistanceTransform.bin
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diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_DistanceTransform.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_DistanceTransform.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function dstimg = CV_DistanceTransform(srcimg,distance_type,mask_size)
+// function to calculate distance to closest zero pixels for each pixel
+//
+// Calling Sequence
+//     dst = CV_DistanceTransform(srcimg,distance_type,mask_size)
+//
+// Parameters
+//     	srcimg -> Source 8-bit single-channel image.
+//		distance_type -> Type of distance. It can be 
+//							CV_DIST_L1, CV_DIST_L2 , or CV_DIST_C
+//		mask_size -> Size of the distance transform mask
+// Description
+//		This function can be used to calculate distance to closest zero 
+//		pixel for each pixel of the source image. Output is 32 bit floating
+//		point, single channel image of the same size as that of source image.
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_DistanceTransform(img,"CV_DIST_L1",3)
+//
+// See also
+//     CV_LoadImage CV_CreateImage CV_CvtColor
+//
+// Authors
+//     Siddhesh Wani
+//
+dstimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Erode.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_Erode.bin
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+++ b/2.3-1/macros/ImageProcessing/imgproc/CV_Erode.bin
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_Erode.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_Erode.sci
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function cvtimg = CV_Erode(srcimg,erosion_type,erosion_size,iterations, ...
+					border_type,border_value)
+// Erodes an image by using a specific structuring element.
+//
+// Calling Sequence
+//     cvtimg = CV_Erode(srcimg,erosion_type,erosion_size,[iterations, ...
+//					border_type,border_value])
+// Parameters
+//     	src -> input image; the number of channels can be arbitrary, but the 
+//				depth should be one of CV_8U, CV_16U, CV_16S, CV_32F or CV_64F.
+//		erosion_type -> can be one of :	MORPH_RECT, MORPH_CROSS, MORPH_ELLIPSE	
+//		erosion_size -> size of kernel to be used for erosion. Must be odd
+//		iterations -> number of times erosion is applied.
+//		border_type -> pixel extrapolation method. It can be:
+//						BORDER_REPLICATE:     	aaaaaa|abcdefgh|hhhhhhh
+//						BORDER_REFLECT:       	fedcba|abcdefgh|hgfedcb
+//						BORDER_REFLECT_101:   	gfedcb|abcdefgh|gfedcba
+//						BORDER_WRAP:          	cdefgh|abcdefgh|abcdefg
+//						BORDER_CONSTANT:		iiiiii|abcdefgh|iiiiiii  
+//		border_value -> border value in case of a constant border 
+// Description
+//		This function can be used for eroding an image. Kernel used for erosion
+//		is decided by type and size. Size must always be odd. Anchor pint of
+//		kernel is always center of kernel. Input arguements 'iterations(1),
+//		border_type(BORDER_CONSTANT) and border_value' are optionals. Whwn not
+//		specified, default values as as mentioned in brackets. 
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_Erode(img,"MORPH_RECT",3,1,"BORDER_CONSTANT",0);
+//
+// See also
+//     CV_LoadImage CV_Dilate
+//
+// Authors
+//     Siddhesh Wani
+//
+cvtimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_GaussianBlur.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_GaussianBlur.bin
new file mode 100644
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diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_GaussianBlur.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_GaussianBlur.sci
new file mode 100644
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@@ -0,0 +1,52 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function cvtimg = CV_GaussianBlur(srcimg,ksize_width,ksize_height,sigma_x,sigma_y, ...
+							border_type)
+// function to blur image using gaussian filter
+//
+// Calling Sequence
+//     dst = CV_Blur(srcimg,ksize_width,ksize_height,anchor_x,anchor_y, ...
+//				border_type)
+//
+// Parameters
+//     	srcimg -> Source image.
+//		ksize_width, ksize_height -> blurring kernel size. must be odd.
+//		sigmaX -> Gaussian kernel standard deviation in X direction.
+//		sigmaY -> Gaussian kernel standard deviation in Y direction; 
+//					if sigmaY is zero, it is set to be equal to sigmaX, 
+//					if both sigmas are zeros, they are computed from 
+//					ksize.width and ksize.height , respectively 
+//		borderType -> border mode used to extrapolate pixels outside of the 
+//				image. Can be :
+//						BORDER_REPLICATE:     	aaaaaa|abcdefgh|hhhhhhh
+//						BORDER_REFLECT:       	fedcba|abcdefgh|hgfedcb
+//						BORDER_REFLECT_101:   	gfedcb|abcdefgh|gfedcba
+//						BORDER_WRAP:          	cdefgh|abcdefgh|abcdefg
+//						BORDER_CONSTANT:		iiiiii|abcdefgh|iiiiiii  
+// Description
+//		This function can be used for blurring image using gaussian 
+//		filter. Image can be of any depth and have any no of channels. 
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_GaussianBlur(img,3,3,0,0,"BORDER_CONSTANT")
+//
+// See also
+//     CV_LoadImage CV_Blur, CV_CvtColor
+//
+// Authors
+//     Siddhesh Wani
+//
+cvtimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_MedianBlur.bin b/2.3-1/macros/ImageProcessing/imgproc/CV_MedianBlur.bin
new file mode 100644
index 00000000..fdcd23ed
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+++ b/2.3-1/macros/ImageProcessing/imgproc/CV_MedianBlur.bin
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_MedianBlur.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_MedianBlur.sci
new file mode 100644
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+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+function cvtimg = CV_MedianBlur(srcimg,ksize)
+// function to blur image using median filter
+//
+// Calling Sequence
+//     dst = CV_Blur(srcimg,ksize_width,ksize_height,anchor_x,anchor_y, ...
+//				border_type)
+//
+// Parameters
+//     	srcimg -> input 1-, 3-, or 4-channel image; when ksize is 3 or 5, 
+//				the image depth should be CV_8U, CV_16U, or CV_32F, for 
+//				larger aperture sizes, it can only be CV_8U.
+//		ksize_width -> aperture linear size; it must be odd and greater than 1,
+//				for example: 3, 5, 7 ...
+// Description
+//		This function can be used for blurring image using median 
+//		filter. Image can be of any depth and have any no of channels. 
+// Examples
+//		img = CV_LoadImage('~/test.jpg',0)
+//		dst = CV_MedianBlur(img,3)
+//
+// See also
+//     CV_GaussianBlur CV_Blur, CV_CvtColor
+//
+// Authors
+//     Siddhesh Wani
+//
+cvtimg = 0
+// This is curretly dummy function. It provides no functionality but is required 
+// for providing support for generating C code for OpenCV
+
+endfunction
diff --git a/2.3-1/macros/ImageProcessing/imgproc/lib b/2.3-1/macros/ImageProcessing/imgproc/lib
index 173bc668..656e3bb4 100644
--- a/2.3-1/macros/ImageProcessing/imgproc/lib
+++ b/2.3-1/macros/ImageProcessing/imgproc/lib
diff --git a/2.3-1/macros/ImageProcessing/imgproc/names b/2.3-1/macros/ImageProcessing/imgproc/names
index 31074fe5..16240f53 100644
--- a/2.3-1/macros/ImageProcessing/imgproc/names
+++ b/2.3-1/macros/ImageProcessing/imgproc/names
@@ -1,2 +1,11 @@
+CV_AdaptiveThreshold
+CV_Blur
+CV_Canny
+CV_CornerHarris
 CV_CvtColor
+CV_Dilate
+CV_DistanceTransform
+CV_Erode
+CV_GaussianBlur
+CV_MedianBlur
 CV_Threshold