/usr/include/vigra/copyimage.hxx is in libvigraimpex-dev 1.10.0+dfsg-3ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 | /************************************************************************/
/* */
/* Copyright 1998-2002 by Ullrich Koethe */
/* */
/* This file is part of the VIGRA computer vision library. */
/* The VIGRA Website is */
/* http://hci.iwr.uni-heidelberg.de/vigra/ */
/* Please direct questions, bug reports, and contributions to */
/* ullrich.koethe@iwr.uni-heidelberg.de or */
/* vigra@informatik.uni-hamburg.de */
/* */
/* Permission is hereby granted, free of charge, to any person */
/* obtaining a copy of this software and associated documentation */
/* files (the "Software"), to deal in the Software without */
/* restriction, including without limitation the rights to use, */
/* copy, modify, merge, publish, distribute, sublicense, and/or */
/* sell copies of the Software, and to permit persons to whom the */
/* Software is furnished to do so, subject to the following */
/* conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the */
/* Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES */
/* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND */
/* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT */
/* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, */
/* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING */
/* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR */
/* OTHER DEALINGS IN THE SOFTWARE. */
/* */
/************************************************************************/
#ifndef VIGRA_COPYIMAGE_HXX
#define VIGRA_COPYIMAGE_HXX
#include "utilities.hxx"
#include "multi_shape.hxx"
namespace vigra {
/** \addtogroup CopyAlgo Algorithms to Copy Images
Copy images or regions
*/
//@{
/********************************************************/
/* */
/* copyLine */
/* */
/********************************************************/
template <class SrcIterator, class SrcAccessor,
class DestIterator, class DestAccessor>
void
copyLine(SrcIterator s,
SrcIterator send, SrcAccessor src,
DestIterator d, DestAccessor dest)
{
for(; s != send; ++s, ++d)
dest.set(src(s), d);
}
template <class SrcIterator, class SrcAccessor,
class MaskIterator, class MaskAccessor,
class DestIterator, class DestAccessor>
void
copyLineIf(SrcIterator s,
SrcIterator send, SrcAccessor src,
MaskIterator m, MaskAccessor mask,
DestIterator d, DestAccessor dest)
{
for(; s != send; ++s, ++d, ++m)
if(mask(m))
dest.set(src(s), d);
}
template <class SrcIterator, class SrcAccessor,
class DestIterator, class DestAccessor>
void
swapLine(SrcIterator s,
SrcIterator send, SrcAccessor src,
DestIterator d, DestAccessor dest)
{
for(; s != send; ++s, ++d)
{
typename SrcAccessor::value_type t = src(s);
src.set(dest(d), s);
dest.set(t, d);
}
}
/********************************************************/
/* */
/* copyImage */
/* */
/********************************************************/
/** \brief Copy source image into destination image.
If necessary, type conversion takes place.
Some variants of this function use accessors to access the pixel data.
See \ref copyMultiArray() for a dimension-independent version of this algorithm.
<b> Declarations:</b>
pass 2D array views:
\code
namespace vigra {
template <class T1, class S1,
class T2, class S2>
void
copyImage(MultiArrayView<2, T1, S1> const & src,
MultiArrayView<2, T2, S2> dest);
}
\endcode
pass \ref ImageIterators and \ref DataAccessors :
\code
namespace vigra {
template <class SrcImageIterator, class SrcAccessor,
class DestImageIterator, class DestAccessor>
void
copyImage(SrcImageIterator src_upperleft, SrcImageIterator src_lowerright, SrcAccessor sa,
DestImageIterator dest_upperleft, DestAccessor da)
}
\endcode
use argument objects in conjunction with \ref ArgumentObjectFactories :
\code
namespace vigra {
template <class SrcImageIterator, class SrcAccessor,
class DestImageIterator, class DestAccessor>
void
copyImage(triple<SrcImageIterator, SrcImageIterator, SrcAccessor> src,
pair<DestImageIterator, DestAccessor> dest)
}
\endcode
<b> Usage:</b>
<b>\#include</b> \<vigra/copyimage.hxx\><br>
Namespace: vigra
Use MultiArrayView API:
\code
MultiArray<2, int> src(Shape2(100, 200)),
dest(Shape2(100, 200));
...
copyImage(src, dest);
// equivalent to
dest = src;
\endcode
Use iterator-based API with accessor:
\code
MultiArray<2, RGBValue<unsigned char> > src(Shape2(100, 200)),
MultiArray<2, float> dest(Shape2(100, 200));
// convert RGB to gray values in the fly
copyImage(srcImageRange(src, RGBToGrayAccessor<RGBValue<unsigned char> >()),
destImage(dest));
\endcode
<b> Required Interface:</b>
\code
SrcImageIterator src_upperleft, src_lowerright;
DestImageIterator dest_upperleft;
SrcImageIterator::row_iterator sx = src_upperleft.rowIterator();
DestImageIterator::row_iterator dx = dest_upperleft.rowIterator();
SrcAccessor src_accessor;
DestAccessor dest_accessor;
dest_accessor.set(src_accessor(sx), dx);
\endcode
*/
doxygen_overloaded_function(template <...> void copyImage)
template <class SrcImageIterator, class SrcAccessor,
class DestImageIterator, class DestAccessor>
void
copyImage(SrcImageIterator src_upperleft,
SrcImageIterator src_lowerright, SrcAccessor sa,
DestImageIterator dest_upperleft, DestAccessor da)
{
int w = src_lowerright.x - src_upperleft.x;
for(; src_upperleft.y<src_lowerright.y; ++src_upperleft.y, ++dest_upperleft.y)
{
copyLine(src_upperleft.rowIterator(),
src_upperleft.rowIterator() + w, sa,
dest_upperleft.rowIterator(), da);
}
}
template <class SrcImageIterator, class SrcAccessor,
class DestImageIterator, class DestAccessor>
inline
void
copyImage(triple<SrcImageIterator, SrcImageIterator, SrcAccessor> src,
pair<DestImageIterator, DestAccessor> dest)
{
copyImage(src.first, src.second, src.third,
dest.first, dest.second);
}
template <class T1, class S1,
class T2, class S2>
inline void
copyImage(MultiArrayView<2, T1, S1> const & src,
MultiArrayView<2, T2, S2> dest)
{
vigra_precondition(src.shape() == dest.shape(),
"copyImage(): shape mismatch between input and output.");
copyImage(srcImageRange(src), destImage(dest));
}
template <class SrcImageIterator, class SrcAccessor,
class DestImageIterator, class DestAccessor>
void
swapImageData(SrcImageIterator src_upperleft,
SrcImageIterator src_lowerright, SrcAccessor sa,
DestImageIterator dest_upperleft, DestAccessor da)
{
int w = src_lowerright.x - src_upperleft.x;
for(; src_upperleft.y<src_lowerright.y; ++src_upperleft.y, ++dest_upperleft.y)
{
swapLine(src_upperleft.rowIterator(),
src_upperleft.rowIterator() + w, sa,
dest_upperleft.rowIterator(), da);
}
}
template <class SrcImageIterator, class SrcAccessor,
class DestImageIterator, class DestAccessor>
inline
void
swapImageData(triple<SrcImageIterator, SrcImageIterator, SrcAccessor> src,
pair<DestImageIterator, DestAccessor> dest)
{
swapImageData(src.first, src.second, src.third,
dest.first, dest.second);
}
template <class T1, class S1,
class T2, class S2>
inline
void
swapImageData(MultiArrayView<2, T1, S1> const & src,
MultiArrayView<2, T2, S2> dest)
{
vigra_precondition(src.shape() == dest.shape(),
"swapImageData(): shape mismatch between input and output.");
swapImageData(srcImageRange(src), destImage(dest));
}
/********************************************************/
/* */
/* copyImageIf */
/* */
/********************************************************/
/** \brief Copy source ROI into destination image.
Pixel values are copied whenever the return value of the mask's
accessor is not zero.
If necessary, type conversion takes place.
Some variants of this function use accessors to access the pixel data.
<b> Declarations:</b>
pass 2D array views:
\code
namespace vigra {
template <class T1, class S1,
class TM, class SM,
class T2, class S2>
void
copyImageIf(MultiArrayView<2, T1, S1> const & src,
MultiArrayView<2, TM, SM> const & mask,
MultiArrayView<2, T2, S2> dest);
}
\endcode
pass \ref ImageIterators and \ref DataAccessors :
\code
namespace vigra {
template <class SrcImageIterator, class SrcAccessor,
class MaskImageIterator, class MaskAccessor,
class DestImageIterator, clas DestAccessor>
void
copyImageIf(SrcImageIterator src_upperleft,
SrcImageIterator src_lowerright, SrcAccessor sa,
MaskImageIterator mask_upperleft, MaskAccessor ma,
DestImageIterator dest_upperleft, DestAccessor da)
}
\endcode
use argument objects in conjunction with \ref ArgumentObjectFactories :
\code
namespace vigra {
template <class SrcImageIterator, class SrcAccessor,
class MaskImageIterator, class MaskAccessor,
class DestImageIterator, clas DestAccessor>
void
copyImageIf(triple<SrcImageIterator, SrcImageIterator, SrcAccessor> src,
pair<MaskImageIterator, MaskAccessor> mask,
pair<DestImageIterator, DestAccessor> dest)
}
\endcode
<b> Usage:</b>
<b>\#include</b> \<vigra/copyimage.hxx\><br>
Namespace: vigra
Use MultiArrayView API:
\code
MultiArray<2, int> src(Shape2(100, 200)),
mask(Shape2(100, 200)),
dest(Shape2(100, 200));
...
copyImageIf(src, mask, dest);
\endcode
Use iterator-based API with accessor:
\code
MultiArray<2, RGBValue<unsigned char> > src(Shape2(100, 200)),
MultiArray<2, unsigned char> mask(Shape2(100, 200));
MultiArray<2, float> dest(Shape2(100, 200));
// convert RGB to gray values in the fly
copyImageIf(srcImageRange(src, RGBToGrayAccessor<RGBValue<unsigned char> >()),
maskImage(mask), destImage(dest));
\endcode
<b> Required Interface:</b>
\code
SrcImageIterator src_upperleft, src_lowerright;
DestImageIterator dest_upperleft;
MaskImageIterator mask_upperleft;
SrcImageIterator::row_iterator sx = src_upperleft.rowIterator();
MaskImageIterator::row_iterator mx = mask_upperleft.rowIterator();
DestImageIterator::row_iterator dx = dest_upperleft.rowIterator();
SrcAccessor src_accessor;
DestAccessor dest_accessor;
MaskAccessor mask_accessor;
Functor functor;
if(mask_accessor(mx))
dest_accessor.set(src_accessor(sx), dx);
\endcode
*/
doxygen_overloaded_function(template <...> void copyImageIf)
template <class SrcImageIterator, class SrcAccessor,
class MaskImageIterator, class MaskAccessor,
class DestImageIterator, class DestAccessor>
void
copyImageIf(SrcImageIterator src_upperleft,
SrcImageIterator src_lowerright, SrcAccessor sa,
MaskImageIterator mask_upperleft, MaskAccessor ma,
DestImageIterator dest_upperleft, DestAccessor da)
{
int w = src_lowerright.x - src_upperleft.x;
for(; src_upperleft.y<src_lowerright.y;
++src_upperleft.y, ++mask_upperleft.y, ++dest_upperleft.y)
{
copyLineIf(src_upperleft.rowIterator(),
src_upperleft.rowIterator() + w, sa,
mask_upperleft.rowIterator(), ma,
dest_upperleft.rowIterator(), da);
}
}
template <class SrcImageIterator, class SrcAccessor,
class MaskImageIterator, class MaskAccessor,
class DestImageIterator, class DestAccessor>
inline
void
copyImageIf(triple<SrcImageIterator, SrcImageIterator, SrcAccessor> src,
pair<MaskImageIterator, MaskAccessor> mask,
pair<DestImageIterator, DestAccessor> dest)
{
copyImageIf(src.first, src.second, src.third,
mask.first, mask.second,
dest.first, dest.second);
}
template <class T1, class S1,
class TM, class SM,
class T2, class S2>
inline void
copyImageIf(MultiArrayView<2, T1, S1> const & src,
MultiArrayView<2, TM, SM> const & mask,
MultiArrayView<2, T2, S2> dest)
{
vigra_precondition(src.shape() == mask.shape() && src.shape() == dest.shape(),
"copyImageIf(): shape mismatch between input and output.");
copyImageIf(srcImageRange(src),
maskImage(mask),
destImage(dest));
}
//@}
} // namespace vigra
#endif // VIGRA_COPYIMAGE_HXX
|