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1 /*M///////////////////////////////////////////////////////////////////////////////////////
2 //
3 //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
4 //
5 //  By downloading, copying, installing or using the software you agree to this license.
6 //  If you do not agree to this license, do not download, install,
7 //  copy or use the software.
8 //
9 //
10 //                        Intel License Agreement
11 //                For Open Source Computer Vision Library
12 //
13 // Copyright (C) 2000, Intel Corporation, all rights reserved.
14 // Third party copyrights are property of their respective owners.
15 //
16 // Redistribution and use in source and binary forms, with or without modification,
17 // are permitted provided that the following conditions are met:
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19 //   * Redistribution's of source code must retain the above copyright notice,
20 //     this list of conditions and the following disclaimer.
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41 
42 #ifndef _CXCORE_INTERNAL_H_
43 #define _CXCORE_INTERNAL_H_
44 
45 #if defined _MSC_VER && _MSC_VER >= 1200
46     /* disable warnings related to inline functions */
47     #pragma warning( disable: 4711 4710 4514 )
48 #endif
49 
50 typedef unsigned long ulong;
51 
52 #ifdef __BORLANDC__
53     #define     WIN32
54     #define     CV_DLL
55     #undef      _CV_ALWAYS_PROFILE_
56     #define     _CV_ALWAYS_NO_PROFILE_
57 #endif
58 
59 #include "cxcore.h"
60 #include "cxmisc.h"
61 #include "_cxipp.h"
62 #include <math.h>
63 #include <assert.h>
64 #include <string.h>
65 #include <stdlib.h>
66 #include <stdio.h>
67 #include <limits.h>
68 #include <float.h>
69 
70 // -128.f ... 255.f
71 extern const float icv8x32fTab[];
72 #define CV_8TO32F(x)  icv8x32fTab[(x)+128]
73 
74 extern const ushort icv8x16uSqrTab[];
75 #define CV_SQR_8U(x)  icv8x16uSqrTab[(x)+255]
76 
77 extern const char* icvHersheyGlyphs[];
78 
79 extern const signed char icvDepthToType[];
80 
81 #define icvIplToCvDepth( depth ) \
82     icvDepthToType[(((depth) & 255) >> 2) + ((depth) < 0)]
83 
84 extern const uchar icvSaturate8u[];
85 #define CV_FAST_CAST_8U(t)   (assert(-256 <= (t) && (t) <= 512), icvSaturate8u[(t)+256])
86 #define CV_MIN_8U(a,b)       ((a) - CV_FAST_CAST_8U((a) - (b)))
87 #define CV_MAX_8U(a,b)       ((a) + CV_FAST_CAST_8U((b) - (a)))
88 
89 typedef CvFunc2D_3A1I CvArithmBinMaskFunc2D;
90 typedef CvFunc2D_2A1P1I CvArithmUniMaskFunc2D;
91 
92 
93 /****************************************************************************************\
94 *                                   Complex arithmetics                                  *
95 \****************************************************************************************/
96 
97 struct CvComplex32f;
98 struct CvComplex64f;
99 
100 struct CvComplex32f
101 {
102     float re, im;
103 
CvComplex32fCvComplex32f104     CvComplex32f() {}
reCvComplex32f105     CvComplex32f( float _re, float _im=0 ) : re(_re), im(_im) {}
106     explicit CvComplex32f( const CvComplex64f& v );
107     //CvComplex32f( const CvComplex32f& v ) : re(v.re), im(v.im) {}
108     //CvComplex32f& operator = (const CvComplex32f& v ) { re = v.re; im = v.im; return *this; }
109     operator CvComplex64f() const;
110 };
111 
112 struct CvComplex64f
113 {
114     double re, im;
115 
CvComplex64fCvComplex64f116     CvComplex64f() {}
reCvComplex64f117     CvComplex64f( double _re, double _im=0 ) : re(_re), im(_im) {}
118     explicit CvComplex64f( const CvComplex32f& v );
119     //CvComplex64f( const CvComplex64f& v ) : re(v.re), im(v.im) {}
120     //CvComplex64f& operator = (const CvComplex64f& v ) { re = v.re; im = v.im; return *this; }
121     operator CvComplex32f() const;
122 };
123 
CvComplex32f(const CvComplex64f & v)124 inline CvComplex32f::CvComplex32f( const CvComplex64f& v ) : re((float)v.re), im((float)v.im) {}
CvComplex64f(const CvComplex32f & v)125 inline CvComplex64f::CvComplex64f( const CvComplex32f& v ) : re(v.re), im(v.im) {}
126 
127 inline CvComplex32f operator + (CvComplex32f a, CvComplex32f b)
128 {
129     return CvComplex32f( a.re + b.re, a.im + b.im );
130 }
131 
132 inline CvComplex32f& operator += (CvComplex32f& a, CvComplex32f b)
133 {
134     a.re += b.re;
135     a.im += b.im;
136     return a;
137 }
138 
139 inline CvComplex32f operator - (CvComplex32f a, CvComplex32f b)
140 {
141     return CvComplex32f( a.re - b.re, a.im - b.im );
142 }
143 
144 inline CvComplex32f& operator -= (CvComplex32f& a, CvComplex32f b)
145 {
146     a.re -= b.re;
147     a.im -= b.im;
148     return a;
149 }
150 
151 inline CvComplex32f operator - (CvComplex32f a)
152 {
153     return CvComplex32f( -a.re, -a.im );
154 }
155 
156 inline CvComplex32f operator * (CvComplex32f a, CvComplex32f b)
157 {
158     return CvComplex32f( a.re*b.re - a.im*b.im, a.re*b.im + a.im*b.re );
159 }
160 
abs(CvComplex32f a)161 inline double abs(CvComplex32f a)
162 {
163     return sqrt( (double)a.re*a.re + (double)a.im*a.im );
164 }
165 
conj(CvComplex32f a)166 inline CvComplex32f conj(CvComplex32f a)
167 {
168     return CvComplex32f( a.re, -a.im );
169 }
170 
171 
172 inline CvComplex32f operator / (CvComplex32f a, CvComplex32f b)
173 {
174     double t = 1./((double)b.re*b.re + (double)b.im*b.im);
175     return CvComplex32f( (float)((a.re*b.re + a.im*b.im)*t),
176                          (float)((-a.re*b.im + a.im*b.re)*t) );
177 }
178 
179 inline CvComplex32f operator * (double a, CvComplex32f b)
180 {
181     return CvComplex32f( (float)(a*b.re), (float)(a*b.im) );
182 }
183 
184 inline CvComplex32f operator * (CvComplex32f a, double b)
185 {
186     return CvComplex32f( (float)(a.re*b), (float)(a.im*b) );
187 }
188 
CvComplex64f()189 inline CvComplex32f::operator CvComplex64f() const
190 {
191     return CvComplex64f(re,im);
192 }
193 
194 
195 inline CvComplex64f operator + (CvComplex64f a, CvComplex64f b)
196 {
197     return CvComplex64f( a.re + b.re, a.im + b.im );
198 }
199 
200 inline CvComplex64f& operator += (CvComplex64f& a, CvComplex64f b)
201 {
202     a.re += b.re;
203     a.im += b.im;
204     return a;
205 }
206 
207 inline CvComplex64f operator - (CvComplex64f a, CvComplex64f b)
208 {
209     return CvComplex64f( a.re - b.re, a.im - b.im );
210 }
211 
212 inline CvComplex64f& operator -= (CvComplex64f& a, CvComplex64f b)
213 {
214     a.re -= b.re;
215     a.im -= b.im;
216     return a;
217 }
218 
219 inline CvComplex64f operator - (CvComplex64f a)
220 {
221     return CvComplex64f( -a.re, -a.im );
222 }
223 
224 inline CvComplex64f operator * (CvComplex64f a, CvComplex64f b)
225 {
226     return CvComplex64f( a.re*b.re - a.im*b.im, a.re*b.im + a.im*b.re );
227 }
228 
abs(CvComplex64f a)229 inline double abs(CvComplex64f a)
230 {
231     return sqrt( (double)a.re*a.re + (double)a.im*a.im );
232 }
233 
234 inline CvComplex64f operator / (CvComplex64f a, CvComplex64f b)
235 {
236     double t = 1./((double)b.re*b.re + (double)b.im*b.im);
237     return CvComplex64f( (a.re*b.re + a.im*b.im)*t,
238                          (-a.re*b.im + a.im*b.re)*t );
239 }
240 
241 inline CvComplex64f operator * (double a, CvComplex64f b)
242 {
243     return CvComplex64f( a*b.re, a*b.im );
244 }
245 
246 inline CvComplex64f operator * (CvComplex64f a, double b)
247 {
248     return CvComplex64f( a.re*b, a.im*b );
249 }
250 
CvComplex32f()251 inline CvComplex64f::operator CvComplex32f() const
252 {
253     return CvComplex32f((float)re,(float)im);
254 }
255 
conj(CvComplex64f a)256 inline CvComplex64f conj(CvComplex64f a)
257 {
258     return CvComplex64f( a.re, -a.im );
259 }
260 
261 inline CvComplex64f operator + (CvComplex64f a, CvComplex32f b)
262 {
263     return CvComplex64f( a.re + b.re, a.im + b.im );
264 }
265 
266 inline CvComplex64f operator + (CvComplex32f a, CvComplex64f b)
267 {
268     return CvComplex64f( a.re + b.re, a.im + b.im );
269 }
270 
271 inline CvComplex64f operator - (CvComplex64f a, CvComplex32f b)
272 {
273     return CvComplex64f( a.re - b.re, a.im - b.im );
274 }
275 
276 inline CvComplex64f operator - (CvComplex32f a, CvComplex64f b)
277 {
278     return CvComplex64f( a.re - b.re, a.im - b.im );
279 }
280 
281 inline CvComplex64f operator * (CvComplex64f a, CvComplex32f b)
282 {
283     return CvComplex64f( a.re*b.re - a.im*b.im, a.re*b.im + a.im*b.re );
284 }
285 
286 inline CvComplex64f operator * (CvComplex32f a, CvComplex64f b)
287 {
288     return CvComplex64f( a.re*b.re - a.im*b.im, a.re*b.im + a.im*b.re );
289 }
290 
291 
292 typedef CvStatus (CV_STDCALL * CvCopyMaskFunc)(const void* src, int src_step,
293                                                void* dst, int dst_step, CvSize size,
294                                                const void* mask, int mask_step);
295 
296 CvCopyMaskFunc icvGetCopyMaskFunc( int elem_size );
297 
298 CvStatus CV_STDCALL icvSetZero_8u_C1R( uchar* dst, int dststep, CvSize size );
299 
300 CvStatus CV_STDCALL icvScale_32f( const float* src, float* dst, int len, float a, float b );
301 CvStatus CV_STDCALL icvScale_64f( const double* src, double* dst, int len, double a, double b );
302 
303 CvStatus CV_STDCALL icvLUT_Transform8u_8u_C1R( const uchar* src, int srcstep, uchar* dst,
304                                                int dststep, CvSize size, const uchar* lut );
305 CvStatus CV_STDCALL icvLUT_Transform8u_16u_C1R( const uchar* src, int srcstep, ushort* dst,
306                                                 int dststep, CvSize size, const ushort* lut );
307 CvStatus CV_STDCALL icvLUT_Transform8u_32s_C1R( const uchar* src, int srcstep, int* dst,
308                                                 int dststep, CvSize size, const int* lut );
309 CvStatus CV_STDCALL icvLUT_Transform8u_64f_C1R( const uchar* src, int srcstep, double* dst,
310                                                 int dststep, CvSize size, const double* lut );
311 
312 CvStatus CV_STDCALL icvLUT_Transform8u_8u_C2R( const uchar* src, int srcstep, uchar* dst,
313                                                int dststep, CvSize size, const uchar* lut );
314 CvStatus CV_STDCALL icvLUT_Transform8u_8u_C3R( const uchar* src, int srcstep, uchar* dst,
315                                                int dststep, CvSize size, const uchar* lut );
316 CvStatus CV_STDCALL icvLUT_Transform8u_8u_C4R( const uchar* src, int srcstep, uchar* dst,
317                                                int dststep, CvSize size, const uchar* lut );
318 
319 typedef CvStatus (CV_STDCALL * CvLUT_TransformFunc)( const void* src, int srcstep, void* dst,
320                                                      int dststep, CvSize size, const void* lut );
321 
322 CV_INLINE CvStatus
icvLUT_Transform8u_8s_C1R(const uchar * src,int srcstep,schar * dst,int dststep,CvSize size,const schar * lut)323 icvLUT_Transform8u_8s_C1R( const uchar* src, int srcstep, schar* dst,
324                             int dststep, CvSize size, const schar* lut )
325 {
326     return icvLUT_Transform8u_8u_C1R( src, srcstep, (uchar*)dst,
327                                       dststep, size, (const uchar*)lut );
328 }
329 
330 CV_INLINE CvStatus
icvLUT_Transform8u_16s_C1R(const uchar * src,int srcstep,short * dst,int dststep,CvSize size,const short * lut)331 icvLUT_Transform8u_16s_C1R( const uchar* src, int srcstep, short* dst,
332                             int dststep, CvSize size, const short* lut )
333 {
334     return icvLUT_Transform8u_16u_C1R( src, srcstep, (ushort*)dst,
335                                        dststep, size, (const ushort*)lut );
336 }
337 
338 CV_INLINE CvStatus
icvLUT_Transform8u_32f_C1R(const uchar * src,int srcstep,float * dst,int dststep,CvSize size,const float * lut)339 icvLUT_Transform8u_32f_C1R( const uchar* src, int srcstep, float* dst,
340                             int dststep, CvSize size, const float* lut )
341 {
342     return icvLUT_Transform8u_32s_C1R( src, srcstep, (int*)dst,
343                                        dststep, size, (const int*)lut );
344 }
345 
346 #endif /*_CXCORE_INTERNAL_H_*/
347