+++ /dev/null
-/*M///////////////////////////////////////////////////////////////////////////////////////
-//
-// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
-//
-// By downloading, copying, installing or using the software you agree to this license.
-// If you do not agree to this license, do not download, install,
-// copy or use the software.
-//
-//
-// Intel License Agreement
-// For Open Source Computer Vision Library
-//
-// Copyright (C) 2000, Intel Corporation, all rights reserved.
-// Third party copyrights are property of their respective owners.
-//
-// Redistribution and use in source and binary forms, with or without modification,
-// are permitted provided that the following conditions are met:
-//
-// * Redistribution's of source code must retain the above copyright notice,
-// this list of conditions and the following disclaimer.
-//
-// * Redistribution's in binary form must reproduce the above copyright notice,
-// this list of conditions and the following disclaimer in the documentation
-// and/or other materials provided with the distribution.
-//
-// * The name of Intel Corporation may not be used to endorse or promote products
-// derived from this software without specific prior written permission.
-//
-// This software is provided by the copyright holders and contributors "as is" and
-// any express or implied warranties, including, but not limited to, the implied
-// warranties of merchantability and fitness for a particular purpose are disclaimed.
-// In no event shall the Intel Corporation or contributors be liable for any direct,
-// indirect, incidental, special, exemplary, or consequential damages
-// (including, but not limited to, procurement of substitute goods or services;
-// loss of use, data, or profits; or business interruption) however caused
-// and on any theory of liability, whether in contract, strict liability,
-// or tort (including negligence or otherwise) arising in any way out of
-// the use of this software, even if advised of the possibility of such damage.
-//
-//M*/
-
-#include "_cv.h"
-
-/**************************************************************************************\
-* line samplers *
-\**************************************************************************************/
-
-CV_IMPL int
-cvSampleLine( const void* img, CvPoint pt1, CvPoint pt2,
- void* _buffer, int connectivity )
-{
- int count = -1;
-
- CV_FUNCNAME( "cvSampleLine" );
-
- __BEGIN__;
-
- int i, coi = 0, pix_size;
- CvMat stub, *mat = (CvMat*)img;
- CvLineIterator iterator;
- uchar* buffer = (uchar*)_buffer;
-
- CV_CALL( mat = cvGetMat( mat, &stub, &coi ));
-
- if( coi != 0 )
- CV_ERROR( CV_BadCOI, "" );
-
- if( !buffer )
- CV_ERROR( CV_StsNullPtr, "" );
-
- CV_CALL( count = cvInitLineIterator( mat, pt1, pt2, &iterator, connectivity ));
-
- pix_size = CV_ELEM_SIZE(mat->type);
- for( i = 0; i < count; i++ )
- {
- CV_MEMCPY_AUTO( buffer, iterator.ptr, pix_size );
- buffer += pix_size;
- CV_NEXT_LINE_POINT( iterator );
- }
-
- __END__;
-
- return count;
-}
-
-
-static const void*
-icvAdjustRect( const void* srcptr, int src_step, int pix_size,
- CvSize src_size, CvSize win_size,
- CvPoint ip, CvRect* pRect )
-{
- CvRect rect;
- const char* src = (const char*)srcptr;
-
- if( ip.x >= 0 )
- {
- src += ip.x*pix_size;
- rect.x = 0;
- }
- else
- {
- rect.x = -ip.x;
- if( rect.x > win_size.width )
- rect.x = win_size.width;
- }
-
- if( ip.x + win_size.width < src_size.width )
- rect.width = win_size.width;
- else
- {
- rect.width = src_size.width - ip.x - 1;
- if( rect.width < 0 )
- {
- src += rect.width*pix_size;
- rect.width = 0;
- }
- assert( rect.width <= win_size.width );
- }
-
- if( ip.y >= 0 )
- {
- src += ip.y * src_step;
- rect.y = 0;
- }
- else
- rect.y = -ip.y;
-
- if( ip.y + win_size.height < src_size.height )
- rect.height = win_size.height;
- else
- {
- rect.height = src_size.height - ip.y - 1;
- if( rect.height < 0 )
- {
- src += rect.height*src_step;
- rect.height = 0;
- }
- }
-
- *pRect = rect;
- return src - rect.x*pix_size;
-}
-
-
-#define ICV_DEF_GET_RECT_SUB_PIX_FUNC( flavor, srctype, dsttype, worktype, \
- cast_macro, scale_macro, cast_macro2 )\
-CvStatus CV_STDCALL icvGetRectSubPix_##flavor##_C1R \
-( const srctype* src, int src_step, CvSize src_size, \
- dsttype* dst, int dst_step, CvSize win_size, CvPoint2D32f center ) \
-{ \
- CvPoint ip; \
- worktype a11, a12, a21, a22, b1, b2; \
- float a, b; \
- int i, j; \
- \
- center.x -= (win_size.width-1)*0.5f; \
- center.y -= (win_size.height-1)*0.5f; \
- \
- ip.x = cvFloor( center.x ); \
- ip.y = cvFloor( center.y ); \
- \
- a = center.x - ip.x; \
- b = center.y - ip.y; \
- a11 = scale_macro((1.f-a)*(1.f-b)); \
- a12 = scale_macro(a*(1.f-b)); \
- a21 = scale_macro((1.f-a)*b); \
- a22 = scale_macro(a*b); \
- b1 = scale_macro(1.f - b); \
- b2 = scale_macro(b); \
- \
- src_step /= sizeof(src[0]); \
- dst_step /= sizeof(dst[0]); \
- \
- if( 0 <= ip.x && ip.x + win_size.width < src_size.width && \
- 0 <= ip.y && ip.y + win_size.height < src_size.height ) \
- { \
- /* extracted rectangle is totally inside the image */ \
- src += ip.y * src_step + ip.x; \
- \
- if( icvCopySubpix_##flavor##_C1R_p && \
- icvCopySubpix_##flavor##_C1R_p( src, src_step*sizeof(src[0]), \
- dst, dst_step*sizeof(dst[0]), \
- win_size, a, b ) >= 0 ) \
- return CV_OK; \
- \
- for( i = 0; i < win_size.height; i++, src += src_step, \
- dst += dst_step ) \
- { \
- for( j = 0; j <= win_size.width - 2; j += 2 ) \
- { \
- worktype s0 = cast_macro(src[j])*a11 + \
- cast_macro(src[j+1])*a12 + \
- cast_macro(src[j+src_step])*a21 + \
- cast_macro(src[j+src_step+1])*a22; \
- worktype s1 = cast_macro(src[j+1])*a11 + \
- cast_macro(src[j+2])*a12 + \
- cast_macro(src[j+src_step+1])*a21 + \
- cast_macro(src[j+src_step+2])*a22; \
- \
- dst[j] = (dsttype)cast_macro2(s0); \
- dst[j+1] = (dsttype)cast_macro2(s1); \
- } \
- \
- for( ; j < win_size.width; j++ ) \
- { \
- worktype s0 = cast_macro(src[j])*a11 + \
- cast_macro(src[j+1])*a12 + \
- cast_macro(src[j+src_step])*a21 + \
- cast_macro(src[j+src_step+1])*a22; \
- \
- dst[j] = (dsttype)cast_macro2(s0); \
- } \
- } \
- } \
- else \
- { \
- CvRect r; \
- \
- src = (const srctype*)icvAdjustRect( src, src_step*sizeof(*src), \
- sizeof(*src), src_size, win_size,ip, &r); \
- \
- for( i = 0; i < win_size.height; i++, dst += dst_step ) \
- { \
- const srctype *src2 = src + src_step; \
- \
- if( i < r.y || i >= r.height ) \
- src2 -= src_step; \
- \
- for( j = 0; j < r.x; j++ ) \
- { \
- worktype s0 = cast_macro(src[r.x])*b1 + \
- cast_macro(src2[r.x])*b2; \
- \
- dst[j] = (dsttype)cast_macro2(s0); \
- } \
- \
- for( ; j < r.width; j++ ) \
- { \
- worktype s0 = cast_macro(src[j])*a11 + \
- cast_macro(src[j+1])*a12 + \
- cast_macro(src2[j])*a21 + \
- cast_macro(src2[j+1])*a22; \
- \
- dst[j] = (dsttype)cast_macro2(s0); \
- } \
- \
- for( ; j < win_size.width; j++ ) \
- { \
- worktype s0 = cast_macro(src[r.width])*b1 + \
- cast_macro(src2[r.width])*b2; \
- \
- dst[j] = (dsttype)cast_macro2(s0); \
- } \
- \
- if( i < r.height ) \
- src = src2; \
- } \
- } \
- \
- return CV_OK; \
-}
-
-
-#define ICV_DEF_GET_RECT_SUB_PIX_FUNC_C3( flavor, srctype, dsttype, worktype, \
- cast_macro, scale_macro, mul_macro )\
-static CvStatus CV_STDCALL icvGetRectSubPix_##flavor##_C3R \
-( const srctype* src, int src_step, CvSize src_size, \
- dsttype* dst, int dst_step, CvSize win_size, CvPoint2D32f center ) \
-{ \
- CvPoint ip; \
- worktype a, b; \
- int i, j; \
- \
- center.x -= (win_size.width-1)*0.5f; \
- center.y -= (win_size.height-1)*0.5f; \
- \
- ip.x = cvFloor( center.x ); \
- ip.y = cvFloor( center.y ); \
- \
- a = scale_macro( center.x - ip.x ); \
- b = scale_macro( center.y - ip.y ); \
- \
- src_step /= sizeof( src[0] ); \
- dst_step /= sizeof( dst[0] ); \
- \
- if( 0 <= ip.x && ip.x + win_size.width < src_size.width && \
- 0 <= ip.y && ip.y + win_size.height < src_size.height ) \
- { \
- /* extracted rectangle is totally inside the image */ \
- src += ip.y * src_step + ip.x*3; \
- \
- for( i = 0; i < win_size.height; i++, src += src_step, \
- dst += dst_step ) \
- { \
- for( j = 0; j < win_size.width; j++ ) \
- { \
- worktype s0 = cast_macro(src[j*3]); \
- worktype s1 = cast_macro(src[j*3 + src_step]); \
- s0 += mul_macro( a, (cast_macro(src[j*3+3]) - s0)); \
- s1 += mul_macro( a, (cast_macro(src[j*3+3+src_step]) - s1));\
- dst[j*3] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[j*3+1]); \
- s1 = cast_macro(src[j*3+1 + src_step]); \
- s0 += mul_macro( a, (cast_macro(src[j*3+4]) - s0)); \
- s1 += mul_macro( a, (cast_macro(src[j*3+4+src_step]) - s1));\
- dst[j*3+1] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[j*3+2]); \
- s1 = cast_macro(src[j*3+2 + src_step]); \
- s0 += mul_macro( a, (cast_macro(src[j*3+5]) - s0)); \
- s1 += mul_macro( a, (cast_macro(src[j*3+5+src_step]) - s1));\
- dst[j*3+2] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- } \
- } \
- } \
- else \
- { \
- CvRect r; \
- \
- src = (const srctype*)icvAdjustRect( src, src_step*sizeof(*src), \
- sizeof(*src)*3, src_size, win_size, ip, &r ); \
- \
- for( i = 0; i < win_size.height; i++, dst += dst_step ) \
- { \
- const srctype *src2 = src + src_step; \
- \
- if( i < r.y || i >= r.height ) \
- src2 -= src_step; \
- \
- for( j = 0; j < r.x; j++ ) \
- { \
- worktype s0 = cast_macro(src[r.x*3]); \
- worktype s1 = cast_macro(src2[r.x*3]); \
- dst[j*3] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[r.x*3+1]); \
- s1 = cast_macro(src2[r.x*3+1]); \
- dst[j*3+1] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[r.x*3+2]); \
- s1 = cast_macro(src2[r.x*3+2]); \
- dst[j*3+2] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- } \
- \
- for( ; j < r.width; j++ ) \
- { \
- worktype s0 = cast_macro(src[j*3]); \
- worktype s1 = cast_macro(src2[j*3]); \
- s0 += mul_macro( a, (cast_macro(src[j*3 + 3]) - s0)); \
- s1 += mul_macro( a, (cast_macro(src2[j*3 + 3]) - s1)); \
- dst[j*3] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[j*3+1]); \
- s1 = cast_macro(src2[j*3+1]); \
- s0 += mul_macro( a, (cast_macro(src[j*3 + 4]) - s0)); \
- s1 += mul_macro( a, (cast_macro(src2[j*3 + 4]) - s1)); \
- dst[j*3+1] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[j*3+2]); \
- s1 = cast_macro(src2[j*3+2]); \
- s0 += mul_macro( a, (cast_macro(src[j*3 + 5]) - s0)); \
- s1 += mul_macro( a, (cast_macro(src2[j*3 + 5]) - s1)); \
- dst[j*3+2] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- } \
- \
- for( ; j < win_size.width; j++ ) \
- { \
- worktype s0 = cast_macro(src[r.width*3]); \
- worktype s1 = cast_macro(src2[r.width*3]); \
- dst[j*3] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[r.width*3+1]); \
- s1 = cast_macro(src2[r.width*3+1]); \
- dst[j*3+1] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- \
- s0 = cast_macro(src[r.width*3+2]); \
- s1 = cast_macro(src2[r.width*3+2]); \
- dst[j*3+2] = (dsttype)(s0 + mul_macro( b, (s1 - s0))); \
- } \
- \
- if( i < r.height ) \
- src = src2; \
- } \
- } \
- \
- return CV_OK; \
-}
-
-
-
-CvStatus CV_STDCALL icvGetRectSubPix_8u32f_C1R
-( const uchar* src, int src_step, CvSize src_size,
- float* dst, int dst_step, CvSize win_size, CvPoint2D32f center )
-{
- CvPoint ip;
- float a12, a22, b1, b2;
- float a, b;
- double s = 0;
- int i, j;
-
- center.x -= (win_size.width-1)*0.5f;
- center.y -= (win_size.height-1)*0.5f;
-
- ip.x = cvFloor( center.x );
- ip.y = cvFloor( center.y );
-
- if( win_size.width <= 0 || win_size.height <= 0 )
- return CV_BADRANGE_ERR;
-
- a = center.x - ip.x;
- b = center.y - ip.y;
- a = MAX(a,0.0001f);
- a12 = a*(1.f-b);
- a22 = a*b;
- b1 = 1.f - b;
- b2 = b;
- s = (1. - a)/a;
-
- src_step /= sizeof(src[0]);
- dst_step /= sizeof(dst[0]);
-
- if( 0 <= ip.x && ip.x + win_size.width < src_size.width &&
- 0 <= ip.y && ip.y + win_size.height < src_size.height )
- {
- // extracted rectangle is totally inside the image
- src += ip.y * src_step + ip.x;
-
-#if 0
- if( icvCopySubpix_8u32f_C1R_p &&
- icvCopySubpix_8u32f_C1R_p( src, src_step, dst,
- dst_step*sizeof(dst[0]), win_size, a, b ) >= 0 )
- return CV_OK;
-#endif
-
- for( ; win_size.height--; src += src_step, dst += dst_step )
- {
- float prev = (1 - a)*(b1*CV_8TO32F(src[0]) + b2*CV_8TO32F(src[src_step]));
- for( j = 0; j < win_size.width; j++ )
- {
- float t = a12*CV_8TO32F(src[j+1]) + a22*CV_8TO32F(src[j+1+src_step]);
- dst[j] = prev + t;
- prev = (float)(t*s);
- }
- }
- }
- else
- {
- CvRect r;
-
- src = (const uchar*)icvAdjustRect( src, src_step*sizeof(*src),
- sizeof(*src), src_size, win_size,ip, &r);
-
- for( i = 0; i < win_size.height; i++, dst += dst_step )
- {
- const uchar *src2 = src + src_step;
-
- if( i < r.y || i >= r.height )
- src2 -= src_step;
-
- for( j = 0; j < r.x; j++ )
- {
- float s0 = CV_8TO32F(src[r.x])*b1 +
- CV_8TO32F(src2[r.x])*b2;
-
- dst[j] = (float)(s0);
- }
-
- if( j < r.width )
- {
- float prev = (1 - a)*(b1*CV_8TO32F(src[j]) + b2*CV_8TO32F(src2[j]));
-
- for( ; j < r.width; j++ )
- {
- float t = a12*CV_8TO32F(src[j+1]) + a22*CV_8TO32F(src2[j+1]);
- dst[j] = prev + t;
- prev = (float)(t*s);
- }
- }
-
- for( ; j < win_size.width; j++ )
- {
- float s0 = CV_8TO32F(src[r.width])*b1 +
- CV_8TO32F(src2[r.width])*b2;
-
- dst[j] = (float)(s0);
- }
-
- if( i < r.height )
- src = src2;
- }
- }
-
- return CV_OK;
-}
-
-
-
-#define ICV_SHIFT 16
-#define ICV_SCALE(x) cvRound((x)*(1 << ICV_SHIFT))
-#define ICV_MUL_SCALE(x,y) (((x)*(y) + (1 << (ICV_SHIFT-1))) >> ICV_SHIFT)
-#define ICV_DESCALE(x) (((x)+(1 << (ICV_SHIFT-1))) >> ICV_SHIFT)
-
-icvCopySubpix_8u_C1R_t icvCopySubpix_8u_C1R_p = 0;
-icvCopySubpix_8u32f_C1R_t icvCopySubpix_8u32f_C1R_p = 0;
-icvCopySubpix_32f_C1R_t icvCopySubpix_32f_C1R_p = 0;
-
-ICV_DEF_GET_RECT_SUB_PIX_FUNC( 8u, uchar, uchar, int, CV_NOP, ICV_SCALE, ICV_DESCALE )
-//ICV_DEF_GET_RECT_SUB_PIX_FUNC( 8u32f, uchar, float, float, CV_8TO32F, CV_NOP, CV_NOP )
-ICV_DEF_GET_RECT_SUB_PIX_FUNC( 32f, float, float, float, CV_NOP, CV_NOP, CV_NOP )
-
-ICV_DEF_GET_RECT_SUB_PIX_FUNC_C3( 8u, uchar, uchar, int, CV_NOP, ICV_SCALE, ICV_MUL_SCALE )
-ICV_DEF_GET_RECT_SUB_PIX_FUNC_C3( 8u32f, uchar, float, float, CV_8TO32F, CV_NOP, CV_MUL )
-ICV_DEF_GET_RECT_SUB_PIX_FUNC_C3( 32f, float, float, float, CV_NOP, CV_NOP, CV_MUL )
-
-
-#define ICV_DEF_INIT_SUBPIX_TAB( FUNCNAME, FLAG ) \
-static void icvInit##FUNCNAME##FLAG##Table( CvFuncTable* tab ) \
-{ \
- tab->fn_2d[CV_8U] = (void*)icv##FUNCNAME##_8u_##FLAG; \
- tab->fn_2d[CV_32F] = (void*)icv##FUNCNAME##_32f_##FLAG; \
- \
- tab->fn_2d[1] = (void*)icv##FUNCNAME##_8u32f_##FLAG; \
-}
-
-
-ICV_DEF_INIT_SUBPIX_TAB( GetRectSubPix, C1R )
-ICV_DEF_INIT_SUBPIX_TAB( GetRectSubPix, C3R )
-
-typedef CvStatus (CV_STDCALL *CvGetRectSubPixFunc)( const void* src, int src_step,
- CvSize src_size, void* dst,
- int dst_step, CvSize win_size,
- CvPoint2D32f center );
-
-CV_IMPL void
-cvGetRectSubPix( const void* srcarr, void* dstarr, CvPoint2D32f center )
-{
- static CvFuncTable gr_tab[2];
- static int inittab = 0;
- CV_FUNCNAME( "cvGetRectSubPix" );
-
- __BEGIN__;
-
- CvMat srcstub, *src = (CvMat*)srcarr;
- CvMat dststub, *dst = (CvMat*)dstarr;
- CvSize src_size, dst_size;
- CvGetRectSubPixFunc func;
- int cn, src_step, dst_step;
-
- if( !inittab )
- {
- icvInitGetRectSubPixC1RTable( gr_tab + 0 );
- icvInitGetRectSubPixC3RTable( gr_tab + 1 );
- inittab = 1;
- }
-
- if( !CV_IS_MAT(src))
- CV_CALL( src = cvGetMat( src, &srcstub ));
-
- if( !CV_IS_MAT(dst))
- CV_CALL( dst = cvGetMat( dst, &dststub ));
-
- cn = CV_MAT_CN( src->type );
-
- if( (cn != 1 && cn != 3) || !CV_ARE_CNS_EQ( src, dst ))
- CV_ERROR( CV_StsUnsupportedFormat, "" );
-
- src_size = cvGetMatSize( src );
- dst_size = cvGetMatSize( dst );
- src_step = src->step ? src->step : CV_STUB_STEP;
- dst_step = dst->step ? dst->step : CV_STUB_STEP;
-
- if( dst_size.width > src_size.width || dst_size.height > src_size.height )
- CV_ERROR( CV_StsBadSize, "destination ROI must be smaller than source ROI" );
-
- if( CV_ARE_DEPTHS_EQ( src, dst ))
- {
- func = (CvGetRectSubPixFunc)(gr_tab[cn != 1].fn_2d[CV_MAT_DEPTH(src->type)]);
- }
- else
- {
- if( CV_MAT_DEPTH( src->type ) != CV_8U || CV_MAT_DEPTH( dst->type ) != CV_32F )
- CV_ERROR( CV_StsUnsupportedFormat, "" );
-
- func = (CvGetRectSubPixFunc)(gr_tab[cn != 1].fn_2d[1]);
- }
-
- if( !func )
- CV_ERROR( CV_StsUnsupportedFormat, "" );
-
- IPPI_CALL( func( src->data.ptr, src_step, src_size,
- dst->data.ptr, dst_step, dst_size, center ));
-
- __END__;
-}
-
-
-#define ICV_32F8U(x) ((uchar)cvRound(x))
-
-#define ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC( flavor, srctype, dsttype, \
- worktype, cast_macro, cvt ) \
-CvStatus CV_STDCALL \
-icvGetQuadrangleSubPix_##flavor##_C1R \
-( const srctype * src, int src_step, CvSize src_size, \
- dsttype *dst, int dst_step, CvSize win_size, const float *matrix ) \
-{ \
- int x, y; \
- double dx = (win_size.width - 1)*0.5; \
- double dy = (win_size.height - 1)*0.5; \
- double A11 = matrix[0], A12 = matrix[1], A13 = matrix[2]-A11*dx-A12*dy; \
- double A21 = matrix[3], A22 = matrix[4], A23 = matrix[5]-A21*dx-A22*dy; \
- \
- src_step /= sizeof(srctype); \
- dst_step /= sizeof(dsttype); \
- \
- for( y = 0; y < win_size.height; y++, dst += dst_step ) \
- { \
- double xs = A12*y + A13; \
- double ys = A22*y + A23; \
- double xe = A11*(win_size.width-1) + A12*y + A13; \
- double ye = A21*(win_size.width-1) + A22*y + A23; \
- \
- if( (unsigned)(cvFloor(xs)-1) < (unsigned)(src_size.width - 3) && \
- (unsigned)(cvFloor(ys)-1) < (unsigned)(src_size.height - 3) && \
- (unsigned)(cvFloor(xe)-1) < (unsigned)(src_size.width - 3) && \
- (unsigned)(cvFloor(ye)-1) < (unsigned)(src_size.height - 3)) \
- { \
- for( x = 0; x < win_size.width; x++ ) \
- { \
- int ixs = cvFloor( xs ); \
- int iys = cvFloor( ys ); \
- const srctype *ptr = src + src_step*iys + ixs; \
- double a = xs - ixs, b = ys - iys, a1 = 1.f - a; \
- worktype p0 = cvt(ptr[0])*a1 + cvt(ptr[1])*a; \
- worktype p1 = cvt(ptr[src_step])*a1 + cvt(ptr[src_step+1])*a;\
- xs += A11; \
- ys += A21; \
- \
- dst[x] = cast_macro(p0 + b * (p1 - p0)); \
- } \
- } \
- else \
- { \
- for( x = 0; x < win_size.width; x++ ) \
- { \
- int ixs = cvFloor( xs ), iys = cvFloor( ys ); \
- double a = xs - ixs, b = ys - iys, a1 = 1.f - a; \
- const srctype *ptr0, *ptr1; \
- worktype p0, p1; \
- xs += A11; ys += A21; \
- \
- if( (unsigned)iys < (unsigned)(src_size.height-1) ) \
- ptr0 = src + src_step*iys, ptr1 = ptr0 + src_step; \
- else \
- ptr0 = ptr1 = src + (iys < 0 ? 0 : src_size.height-1)*src_step; \
- \
- if( (unsigned)ixs < (unsigned)(src_size.width-1) ) \
- { \
- p0 = cvt(ptr0[ixs])*a1 + cvt(ptr0[ixs+1])*a; \
- p1 = cvt(ptr1[ixs])*a1 + cvt(ptr1[ixs+1])*a; \
- } \
- else \
- { \
- ixs = ixs < 0 ? 0 : src_size.width - 1; \
- p0 = cvt(ptr0[ixs]); p1 = cvt(ptr1[ixs]); \
- } \
- dst[x] = cast_macro(p0 + b * (p1 - p0)); \
- } \
- } \
- } \
- \
- return CV_OK; \
-}
-
-
-#define ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC_C3( flavor, srctype, dsttype, \
- worktype, cast_macro, cvt ) \
-static CvStatus CV_STDCALL \
-icvGetQuadrangleSubPix_##flavor##_C3R \
-( const srctype * src, int src_step, CvSize src_size, \
- dsttype *dst, int dst_step, CvSize win_size, const float *matrix ) \
-{ \
- int x, y; \
- double dx = (win_size.width - 1)*0.5; \
- double dy = (win_size.height - 1)*0.5; \
- double A11 = matrix[0], A12 = matrix[1], A13 = matrix[2]-A11*dx-A12*dy; \
- double A21 = matrix[3], A22 = matrix[4], A23 = matrix[5]-A21*dx-A22*dy; \
- \
- src_step /= sizeof(srctype); \
- dst_step /= sizeof(dsttype); \
- \
- for( y = 0; y < win_size.height; y++, dst += dst_step ) \
- { \
- double xs = A12*y + A13; \
- double ys = A22*y + A23; \
- double xe = A11*(win_size.width-1) + A12*y + A13; \
- double ye = A21*(win_size.width-1) + A22*y + A23; \
- \
- if( (unsigned)(cvFloor(xs)-1) < (unsigned)(src_size.width - 3) && \
- (unsigned)(cvFloor(ys)-1) < (unsigned)(src_size.height - 3) && \
- (unsigned)(cvFloor(xe)-1) < (unsigned)(src_size.width - 3) && \
- (unsigned)(cvFloor(ye)-1) < (unsigned)(src_size.height - 3)) \
- { \
- for( x = 0; x < win_size.width; x++ ) \
- { \
- int ixs = cvFloor( xs ); \
- int iys = cvFloor( ys ); \
- const srctype *ptr = src + src_step*iys + ixs*3; \
- double a = xs - ixs, b = ys - iys, a1 = 1.f - a; \
- worktype p0, p1; \
- xs += A11; \
- ys += A21; \
- \
- p0 = cvt(ptr[0])*a1 + cvt(ptr[3])*a; \
- p1 = cvt(ptr[src_step])*a1 + cvt(ptr[src_step+3])*a; \
- dst[x*3] = cast_macro(p0 + b * (p1 - p0)); \
- \
- p0 = cvt(ptr[1])*a1 + cvt(ptr[4])*a; \
- p1 = cvt(ptr[src_step+1])*a1 + cvt(ptr[src_step+4])*a; \
- dst[x*3+1] = cast_macro(p0 + b * (p1 - p0)); \
- \
- p0 = cvt(ptr[2])*a1 + cvt(ptr[5])*a; \
- p1 = cvt(ptr[src_step+2])*a1 + cvt(ptr[src_step+5])*a; \
- dst[x*3+2] = cast_macro(p0 + b * (p1 - p0)); \
- } \
- } \
- else \
- { \
- for( x = 0; x < win_size.width; x++ ) \
- { \
- int ixs = cvFloor(xs), iys = cvFloor(ys); \
- double a = xs - ixs, b = ys - iys; \
- const srctype *ptr0, *ptr1; \
- xs += A11; ys += A21; \
- \
- if( (unsigned)iys < (unsigned)(src_size.height-1) ) \
- ptr0 = src + src_step*iys, ptr1 = ptr0 + src_step; \
- else \
- ptr0 = ptr1 = src + (iys < 0 ? 0 : src_size.height-1)*src_step; \
- \
- if( (unsigned)ixs < (unsigned)(src_size.width - 1) ) \
- { \
- double a1 = 1.f - a; \
- worktype p0, p1; \
- ptr0 += ixs*3; ptr1 += ixs*3; \
- p0 = cvt(ptr0[0])*a1 + cvt(ptr0[3])*a; \
- p1 = cvt(ptr1[0])*a1 + cvt(ptr1[3])*a; \
- dst[x*3] = cast_macro(p0 + b * (p1 - p0)); \
- \
- p0 = cvt(ptr0[1])*a1 + cvt(ptr0[4])*a; \
- p1 = cvt(ptr1[1])*a1 + cvt(ptr1[4])*a; \
- dst[x*3+1] = cast_macro(p0 + b * (p1 - p0)); \
- \
- p0 = cvt(ptr0[2])*a1 + cvt(ptr0[5])*a; \
- p1 = cvt(ptr1[2])*a1 + cvt(ptr1[5])*a; \
- dst[x*3+2] = cast_macro(p0 + b * (p1 - p0)); \
- } \
- else \
- { \
- double b1 = 1.f - b; \
- ixs = ixs < 0 ? 0 : src_size.width - 1; \
- ptr0 += ixs*3; ptr1 += ixs*3; \
- \
- dst[x*3] = cast_macro(cvt(ptr0[0])*b1 + cvt(ptr1[0])*b);\
- dst[x*3+1]=cast_macro(cvt(ptr0[1])*b1 + cvt(ptr1[1])*b);\
- dst[x*3+2]=cast_macro(cvt(ptr0[2])*b1 + cvt(ptr1[2])*b);\
- } \
- } \
- } \
- } \
- \
- return CV_OK; \
-}
-
-
-/*#define srctype uchar
-#define dsttype uchar
-#define worktype float
-#define cvt CV_8TO32F
-#define cast_macro ICV_32F8U
-
-#undef srctype
-#undef dsttype
-#undef worktype
-#undef cvt
-#undef cast_macro*/
-
-ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC( 8u, uchar, uchar, double, ICV_32F8U, CV_8TO32F )
-ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC( 32f, float, float, double, CV_CAST_32F, CV_NOP )
-ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC( 8u32f, uchar, float, double, CV_CAST_32F, CV_8TO32F )
-
-ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC_C3( 8u, uchar, uchar, double, ICV_32F8U, CV_8TO32F )
-ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC_C3( 32f, float, float, double, CV_CAST_32F, CV_NOP )
-ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC_C3( 8u32f, uchar, float, double, CV_CAST_32F, CV_8TO32F )
-
-ICV_DEF_INIT_SUBPIX_TAB( GetQuadrangleSubPix, C1R )
-ICV_DEF_INIT_SUBPIX_TAB( GetQuadrangleSubPix, C3R )
-
-typedef CvStatus (CV_STDCALL *CvGetQuadrangleSubPixFunc)(
- const void* src, int src_step,
- CvSize src_size, void* dst,
- int dst_step, CvSize win_size,
- const float* matrix );
-
-CV_IMPL void
-cvGetQuadrangleSubPix( const void* srcarr, void* dstarr, const CvMat* mat )
-{
- static CvFuncTable gq_tab[2];
- static int inittab = 0;
- CV_FUNCNAME( "cvGetQuadrangleSubPix" );
-
- __BEGIN__;
-
- CvMat srcstub, *src = (CvMat*)srcarr;
- CvMat dststub, *dst = (CvMat*)dstarr;
- CvSize src_size, dst_size;
- CvGetQuadrangleSubPixFunc func;
- float m[6];
- int k, cn;
-
- if( !inittab )
- {
- icvInitGetQuadrangleSubPixC1RTable( gq_tab + 0 );
- icvInitGetQuadrangleSubPixC3RTable( gq_tab + 1 );
- inittab = 1;
- }
-
- if( !CV_IS_MAT(src))
- CV_CALL( src = cvGetMat( src, &srcstub ));
-
- if( !CV_IS_MAT(dst))
- CV_CALL( dst = cvGetMat( dst, &dststub ));
-
- if( !CV_IS_MAT(mat))
- CV_ERROR( CV_StsBadArg, "map matrix is not valid" );
-
- cn = CV_MAT_CN( src->type );
-
- if( (cn != 1 && cn != 3) || !CV_ARE_CNS_EQ( src, dst ))
- CV_ERROR( CV_StsUnsupportedFormat, "" );
-
- src_size = cvGetMatSize( src );
- dst_size = cvGetMatSize( dst );
-
- /*if( dst_size.width > src_size.width || dst_size.height > src_size.height )
- CV_ERROR( CV_StsBadSize, "destination ROI must not be larger than source ROI" );*/
-
- if( mat->rows != 2 || mat->cols != 3 )
- CV_ERROR( CV_StsBadArg,
- "Transformation matrix must be 2x3" );
-
- if( CV_MAT_TYPE( mat->type ) == CV_32FC1 )
- {
- for( k = 0; k < 3; k++ )
- {
- m[k] = mat->data.fl[k];
- m[3 + k] = ((float*)(mat->data.ptr + mat->step))[k];
- }
- }
- else if( CV_MAT_TYPE( mat->type ) == CV_64FC1 )
- {
- for( k = 0; k < 3; k++ )
- {
- m[k] = (float)mat->data.db[k];
- m[3 + k] = (float)((double*)(mat->data.ptr + mat->step))[k];
- }
- }
- else
- CV_ERROR( CV_StsUnsupportedFormat,
- "The transformation matrix should have 32fC1 or 64fC1 type" );
-
- if( CV_ARE_DEPTHS_EQ( src, dst ))
- {
- func = (CvGetQuadrangleSubPixFunc)(gq_tab[cn != 1].fn_2d[CV_MAT_DEPTH(src->type)]);
- }
- else
- {
- if( CV_MAT_DEPTH( src->type ) != CV_8U || CV_MAT_DEPTH( dst->type ) != CV_32F )
- CV_ERROR( CV_StsUnsupportedFormat, "" );
-
- func = (CvGetQuadrangleSubPixFunc)(gq_tab[cn != 1].fn_2d[1]);
- }
-
- if( !func )
- CV_ERROR( CV_StsUnsupportedFormat, "" );
-
- IPPI_CALL( func( src->data.ptr, src->step, src_size,
- dst->data.ptr, dst->step, dst_size, m ));
-
- __END__;
-}
-
-
-/* End of file. */
projects / opencv / blobdiff