📄 cv.h
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#ifndef _CV_H_
#define _CV_H_
#ifdef __IPL_H__
#define HAVE_IPL
#endif
#if defined(_CH_)
#pragma package <opencv>
#include <chdl.h>
LOAD_CHDL_CODE(cv,Cv)
#endif
#include "cxcore.h"
#include "cvtypes.h"
#ifdef __cplusplus
extern "C" {
#endif
/****************************************************************************************\
* Image Processing *
\****************************************************************************************/
#define CV_BLUR_NO_SCALE 0
#define CV_BLUR 1
#define CV_GAUSSIAN 2
#define CV_MEDIAN 3
#define CV_BILATERAL 4
/* Smoothes array (removes noise) */
CVAPI(void) cvSmooth( const CvArr* src, CvArr* dst,
int smoothtype CV_DEFAULT(CV_GAUSSIAN),
int param1 CV_DEFAULT(3),
int param2 CV_DEFAULT(0),
double param3 CV_DEFAULT(0) );
/* Linear filter */
CVAPI(void) cvFilter2D( const CvArr* src, CvArr* dst, const CvMat* kernel,
CvPoint anchor CV_DEFAULT(cvPoint(-1,-1)));
#define cvConvolve2D cvFilter2D
/* Finds integral image: SUM(X,Y) = sum(x<X,y<Y)I(x,y) */
CVAPI(void) cvIntegral( const CvArr* image, CvArr* sum,
CvArr* sqsum CV_DEFAULT(NULL),
CvArr* tilted_sum CV_DEFAULT(NULL));
/*
Down-samples image with prior gaussian smoothing.
dst_width = floor(src_width/2)[+1],
dst_height = floor(src_height/2)[+1]
*/
CVAPI(void) cvPyrDown( const CvArr* src, CvArr* dst,
int filter CV_DEFAULT(CV_GAUSSIAN_5x5) );
/*
Up-samples image with posterior gaussian smoothing.
dst_width = src_width*2,
dst_height = src_height*2
*/
CVAPI(void) cvPyrUp( const CvArr* src, CvArr* dst,
int filter CV_DEFAULT(CV_GAUSSIAN_5x5) );
/* Builds the whole pyramid at once. Output array of CvMat headers (levels[*])
is initialized with the headers of subsequent pyramid levels */
/*CVAPI void cvCalcPyramid( const CvArr* src, CvArr* container,
CvMat* levels, int level_count,
int filter CV_DEFAULT(CV_GAUSSIAN_5x5) );*/
/* Segments image using son-father links (modification of Burt's algorithm).
CvSeq<CvConnectedComp*> is returned to *comp */
CVAPI(void) cvPyrSegmentation( IplImage* src,
IplImage* dst,
CvMemStorage* storage,
CvSeq** comp,
int level, double threshold1,
double threshold2 );
#define CV_SCHARR -1
/* calculates some image derivative using Sobel (aperture_size = 1,3,5,7)
or Scharr (aperture_size = -1) operator.
Scharr can be used only for the first dx or dy derivative */
CVAPI(void) cvSobel( const CvArr* src, CvArr* dst,
int xorder, int yorder,
int aperture_size CV_DEFAULT(3));
/* Calculates Laplace operator: (d2/dx + d2/dy)I */
CVAPI(void) cvLaplace( const CvArr* src, CvArr* dst,
int aperture_size CV_DEFAULT(3) );
/* Constants for color conversion */
#define CV_BGR2BGRA 0
#define CV_RGB2RGBA CV_BGR2BGRA
#define CV_BGRA2BGR 1
#define CV_RGBA2RGB CV_BGRA2BGR
#define CV_BGR2RGBA 2
#define CV_RGB2BGRA CV_BGR2RGBA
#define CV_RGBA2BGR 3
#define CV_BGRA2RGB CV_RGBA2BGR
#define CV_BGR2RGB 4
#define CV_RGB2BGR CV_BGR2RGB
#define CV_BGRA2RGBA 5
#define CV_RGBA2BGRA CV_BGRA2RGBA
#define CV_BGR2GRAY 6
#define CV_RGB2GRAY 7
#define CV_GRAY2BGR 8
#define CV_GRAY2RGB CV_GRAY2BGR
#define CV_GRAY2BGRA 9
#define CV_GRAY2RGBA CV_GRAY2BGRA
#define CV_BGRA2GRAY 10
#define CV_RGBA2GRAY 11
#define CV_BGR2BGR565 12
#define CV_RGB2BGR565 13
#define CV_BGR5652BGR 14
#define CV_BGR5652RGB 15
#define CV_BGRA2BGR565 16
#define CV_RGBA2BGR565 17
#define CV_BGR5652BGRA 18
#define CV_BGR5652RGBA 19
#define CV_GRAY2BGR565 20
#define CV_BGR5652GRAY 21
#define CV_BGR2BGR555 22
#define CV_RGB2BGR555 23
#define CV_BGR5552BGR 24
#define CV_BGR5552RGB 25
#define CV_BGRA2BGR555 26
#define CV_RGBA2BGR555 27
#define CV_BGR5552BGRA 28
#define CV_BGR5552RGBA 29
#define CV_GRAY2BGR555 30
#define CV_BGR5552GRAY 31
#define CV_BGR2XYZ 32
#define CV_RGB2XYZ 33
#define CV_XYZ2BGR 34
#define CV_XYZ2RGB 35
#define CV_BGR2YCrCb 36
#define CV_RGB2YCrCb 37
#define CV_YCrCb2BGR 38
#define CV_YCrCb2RGB 39
#define CV_BGR2HSV 40
#define CV_RGB2HSV 41
#define CV_BGR2Lab 44
#define CV_RGB2Lab 45
#define CV_BayerBG2BGR 46
#define CV_BayerGB2BGR 47
#define CV_BayerRG2BGR 48
#define CV_BayerGR2BGR 49
#define CV_BayerBG2RGB CV_BayerRG2BGR
#define CV_BayerGB2RGB CV_BayerGR2BGR
#define CV_BayerRG2RGB CV_BayerBG2BGR
#define CV_BayerGR2RGB CV_BayerGB2BGR
#define CV_COLORCVT_MAX 56
/* Converts input array from one color space to another */
CVAPI(void) cvCvtColor( const CvArr* src, CvArr* dst, int code );
#define CV_INTER_NN 0
#define CV_INTER_LINEAR 1
#define CV_INTER_CUBIC 2
#define CV_INTER_AREA 3
#define CV_WARP_FILL_OUTLIERS 8
#define CV_WARP_INVERSE_MAP 16
/* Resizes image (input array is resized to fit the destination array) */
CVAPI(void) cvResize( const CvArr* src, CvArr* dst,
int interpolation CV_DEFAULT( CV_INTER_LINEAR ));
/* Warps image with affine transform */
CVAPI(void) cvWarpAffine( const CvArr* src, CvArr* dst, const CvMat* map_matrix,
int flags CV_DEFAULT(CV_INTER_LINEAR+CV_WARP_FILL_OUTLIERS),
CvScalar fillval CV_DEFAULT(cvScalarAll(0)) );
/* Computes rotation_matrix matrix */
CVAPI(CvMat*) cv2DRotationMatrix( CvPoint2D32f center, double angle,
double scale, CvMat* map_matrix );
/* Warps image with perspective (projective) transform */
CVAPI(void) cvWarpPerspective( const CvArr* src, CvArr* dst, const CvMat* map_matrix,
int flags CV_DEFAULT(CV_INTER_LINEAR+CV_WARP_FILL_OUTLIERS),
CvScalar fillval CV_DEFAULT(cvScalarAll(0)) );
/* Computes perspective transform matrix for mapping src[i] to dst[i] (i=0,1,2,3) */
CVAPI(CvMat*) cvWarpPerspectiveQMatrix( const CvPoint2D32f* src,
const CvPoint2D32f* dst,
CvMat* map_matrix );
#define CV_SHAPE_RECT 0
#define CV_SHAPE_CROSS 1
#define CV_SHAPE_ELLIPSE 2
#define CV_SHAPE_CUSTOM 100
/* creates structuring element used for morphological operations */
CVAPI(IplConvKernel*) cvCreateStructuringElementEx(
int cols, int rows, int anchor_x, int anchor_y,
int shape, int* values CV_DEFAULT(NULL) );
/* releases structuring element */
CVAPI(void) cvReleaseStructuringElement( IplConvKernel** element );
/* erodes input image (applies minimum filter) one or more times.
If element pointer is NULL, 3x3 rectangular element is used */
CVAPI(void) cvErode( const CvArr* src, CvArr* dst,
IplConvKernel* element CV_DEFAULT(NULL),
int iterations CV_DEFAULT(1) );
/* dilates input image (applies maximum filter) one or more times.
If element pointer is NULL, 3x3 rectangular element is used */
CVAPI(void) cvDilate( const CvArr* src, CvArr* dst,
IplConvKernel* element CV_DEFAULT(NULL),
int iterations CV_DEFAULT(1) );
#define CV_MOP_OPEN 2
#define CV_MOP_CLOSE 3
#define CV_MOP_GRADIENT 4
#define CV_MOP_TOPHAT 5
#define CV_MOP_BLACKHAT 6
/* performs complex morphological transformation */
CVAPI(void) cvMorphologyEx( const CvArr* src, CvArr* dst,
CvArr* temp, IplConvKernel* element,
int operation, int iterations CV_DEFAULT(1) );
/* Calculates all spatial and central moments up to the 3rd order */
CVAPI(void) cvMoments( const CvArr* arr, CvMoments* moments, int binary CV_DEFAULT(0));
/* Retrieve particular spatial, central or normalized central moments */
CVAPI(double) cvGetSpatialMoment( CvMoments* moments, int x_order, int y_order );
CVAPI(double) cvGetCentralMoment( CvMoments* moments, int x_order, int y_order );
CVAPI(double) cvGetNormalizedCentralMoment( CvMoments* moments,
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