GDAL
gdalwarper.h
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1 /******************************************************************************
2  * $Id: gdalwarper.h 38185 2017-05-03 09:17:54Z rouault $
3  *
4  * Project: GDAL High Performance Warper
5  * Purpose: Prototypes, and definitions for warping related work.
6  * Author: Frank Warmerdam, warmerdam@pobox.com
7  *
8  ******************************************************************************
9  * Copyright (c) 2003, Frank Warmerdam
10  * Copyright (c) 2009-2012, Even Rouault <even dot rouault at mines-paris dot org>
11  *
12  * Permission is hereby granted, free of charge, to any person obtaining a
13  * copy of this software and associated documentation files (the "Software"),
14  * to deal in the Software without restriction, including without limitation
15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16  * and/or sell copies of the Software, and to permit persons to whom the
17  * Software is furnished to do so, subject to the following conditions:
18  *
19  * The above copyright notice and this permission notice shall be included
20  * in all copies or substantial portions of the Software.
21  *
22  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
23  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
25  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
28  * DEALINGS IN THE SOFTWARE.
29  ****************************************************************************/
30 
31 #ifndef GDALWARPER_H_INCLUDED
32 #define GDALWARPER_H_INCLUDED
33 
42 #include "gdal_alg.h"
43 #include "cpl_minixml.h"
44 #include "cpl_multiproc.h"
45 
47 
48 /* Note: values are selected to be consistent with GDALRIOResampleAlg of gcore/gdal.h */
58  /* GRA_Gauss=7 reserved. */ GRA_Max=8, GRA_Min=9, GRA_Med=10, GRA_Q1=11, GRA_Q3=12
65 
75 
77 typedef int
78 (*GDALMaskFunc)( void *pMaskFuncArg,
79  int nBandCount, GDALDataType eType,
80  int nXOff, int nYOff,
81  int nXSize, int nYSize,
82  GByte **papabyImageData,
83  int bMaskIsFloat, void *pMask );
84 
85 CPLErr CPL_DLL
86 GDALWarpNoDataMasker( void *pMaskFuncArg, int nBandCount, GDALDataType eType,
87  int nXOff, int nYOff, int nXSize, int nYSize,
88  GByte **papabyImageData, int bMaskIsFloat,
89  void *pValidityMask, int* pbOutAllValid );
90 
91 CPLErr CPL_DLL
92 GDALWarpDstAlphaMasker( void *pMaskFuncArg, int nBandCount, GDALDataType eType,
93  int nXOff, int nYOff, int nXSize, int nYSize,
94  GByte ** /*ppImageData */,
95  int bMaskIsFloat, void *pValidityMask );
96 CPLErr CPL_DLL
97 GDALWarpSrcAlphaMasker( void *pMaskFuncArg, int nBandCount, GDALDataType eType,
98  int nXOff, int nYOff, int nXSize, int nYSize,
99  GByte ** /*ppImageData */,
100  int bMaskIsFloat, void *pValidityMask, int* pbOutAllOpaque );
101 
102 CPLErr CPL_DLL
103 GDALWarpSrcMaskMasker( void *pMaskFuncArg, int nBandCount, GDALDataType eType,
104  int nXOff, int nYOff, int nXSize, int nYSize,
105  GByte ** /*ppImageData */,
106  int bMaskIsFloat, void *pValidityMask );
107 
108 CPLErr CPL_DLL
109 GDALWarpCutlineMasker( void *pMaskFuncArg, int nBandCount, GDALDataType eType,
110  int nXOff, int nYOff, int nXSize, int nYSize,
111  GByte ** /* ppImageData */,
112  int bMaskIsFloat, void *pValidityMask );
115 /************************************************************************/
116 /* GDALWarpOptions */
117 /************************************************************************/
118 
120 typedef struct {
121 
123 
126 
129 
133 
136 
139 
142 
145 
148 
151 
154 
160 
166 
169  GDALProgressFunc pfnProgress;
170 
173 
176 
179 
184 
189 
191  GDALMaskFunc pfnSrcDensityMaskFunc;
194 
196  GDALMaskFunc pfnDstDensityMaskFunc;
199 
204 
206  CPLErr (*pfnPreWarpChunkProcessor)( void *pKern, void *pArg );
209 
211  CPLErr (*pfnPostWarpChunkProcessor)( void *pKern, void *pArg);
214 
216  void *hCutline;
217 
220 
222 
223 GDALWarpOptions CPL_DLL * CPL_STDCALL GDALCreateWarpOptions(void);
224 void CPL_DLL CPL_STDCALL GDALDestroyWarpOptions( GDALWarpOptions * );
225 GDALWarpOptions CPL_DLL * CPL_STDCALL
227 
228 void CPL_DLL CPL_STDCALL
229 GDALWarpInitDstNoDataReal( GDALWarpOptions *, double dNoDataReal );
230 
231 void CPL_DLL CPL_STDCALL
232 GDALWarpInitSrcNoDataReal( GDALWarpOptions *, double dNoDataReal );
233 
234 void CPL_DLL CPL_STDCALL
235 GDALWarpInitNoDataReal( GDALWarpOptions *, double dNoDataReal );
236 
237 void CPL_DLL CPL_STDCALL
238 GDALWarpInitDstNoDataImag( GDALWarpOptions *, double dNoDataImag );
239 
240 void CPL_DLL CPL_STDCALL
241 GDALWarpInitSrcNoDataImag( GDALWarpOptions *, double dNoDataImag );
242 
243 void CPL_DLL CPL_STDCALL
245 
246 void CPL_DLL CPL_STDCALL
248 
250 CPLXMLNode CPL_DLL * CPL_STDCALL
251  GDALSerializeWarpOptions( const GDALWarpOptions * );
252 GDALWarpOptions CPL_DLL * CPL_STDCALL
253  GDALDeserializeWarpOptions( CPLXMLNode * );
256 /************************************************************************/
257 /* GDALReprojectImage() */
258 /************************************************************************/
259 
260 CPLErr CPL_DLL CPL_STDCALL
261 GDALReprojectImage( GDALDatasetH hSrcDS, const char *pszSrcWKT,
262  GDALDatasetH hDstDS, const char *pszDstWKT,
263  GDALResampleAlg eResampleAlg, double dfWarpMemoryLimit,
264  double dfMaxError,
265  GDALProgressFunc pfnProgress, void *pProgressArg,
266  GDALWarpOptions *psOptions );
267 
268 CPLErr CPL_DLL CPL_STDCALL
269 GDALCreateAndReprojectImage( GDALDatasetH hSrcDS, const char *pszSrcWKT,
270  const char *pszDstFilename, const char *pszDstWKT,
271  GDALDriverH hDstDriver, char **papszCreateOptions,
272  GDALResampleAlg eResampleAlg, double dfWarpMemoryLimit,
273  double dfMaxError,
274  GDALProgressFunc pfnProgress, void *pProgressArg,
275  GDALWarpOptions *psOptions );
276 
277 /************************************************************************/
278 /* VRTWarpedDataset */
279 /************************************************************************/
280 
281 GDALDatasetH CPL_DLL CPL_STDCALL
283  const char *pszSrcWKT, const char *pszDstWKT,
284  GDALResampleAlg eResampleAlg,
285  double dfMaxError, const GDALWarpOptions *psOptions );
286 
287 GDALDatasetH CPL_DLL CPL_STDCALL
289  int nPixels, int nLines, double *padfGeoTransform,
290  GDALWarpOptions *psOptions );
291 
292 CPLErr CPL_DLL CPL_STDCALL
294  GDALWarpOptions *psWO );
295 
296 CPL_C_END
297 
298 #ifdef __cplusplus
299 
300 /************************************************************************/
301 /* GDALWarpKernel */
302 /* */
303 
309 #define WARP_EXTRA_ELTS 1
310 
318 class CPL_DLL GDALWarpKernel
319 {
320 public:
323 
329  int nBands;
330 
341 
348 
359 
361  double dfXScale;
363  double dfYScale;
365  double dfXFilter;
367  double dfYFilter;
369  int nXRadius;
371  int nYRadius;
376 
378  int nSrcXOff;
380  int nSrcYOff;
381 
383  int nDstXOff;
385  int nDstYOff;
386 
391 
393  GDALProgressFunc pfnProgress;
395  void *pProgress;
396 
401 
404 
407  void *psThreadData;
410  GDALWarpKernel();
411  virtual ~GDALWarpKernel();
412 
413  CPLErr Validate();
414  CPLErr PerformWarp();
415 };
416 
418 void* GWKThreadsCreate(char** papszWarpOptions,
419  GDALTransformerFunc pfnTransformer,
420  void* pTransformerArg);
421 void GWKThreadsEnd(void* psThreadDataIn);
424 /************************************************************************/
425 /* GDALWarpOperation() */
426 /* */
427 /* This object is application created, or created by a higher */
428 /* level convenience function. It is responsible for */
429 /* subdividing the operation into chunks, loading and saving */
430 /* imagery, and establishing the varios validity and density */
431 /* masks. Actual resampling is done by the GDALWarpKernel. */
432 /************************************************************************/
433 
435 typedef struct _GDALWarpChunk GDALWarpChunk;
438 class CPL_DLL GDALWarpOperation {
439 private:
440  GDALWarpOptions *psOptions;
441 
442  void WipeOptions();
443  int ValidateOptions();
444 
445  CPLErr ComputeSourceWindow( int nDstXOff, int nDstYOff,
446  int nDstXSize, int nDstYSize,
447  int *pnSrcXOff, int *pnSrcYOff,
448  int *pnSrcXSize, int *pnSrcYSize,
449  int *pnSrcXExtraSize, int *pnSrcYExtraSize,
450  double* pdfSrcFillRatio );
451 
452  static CPLErr CreateKernelMask( GDALWarpKernel *, int iBand,
453  const char *pszType );
454 
455  CPLMutex *hIOMutex;
456  CPLMutex *hWarpMutex;
457 
458  int nChunkListCount;
459  int nChunkListMax;
460  GDALWarpChunk *pasChunkList;
461 
462  int bReportTimings;
463  unsigned long nLastTimeReported;
464 
465  void *psThreadData;
466 
467  void WipeChunkList();
468  CPLErr CollectChunkList( int nDstXOff, int nDstYOff,
469  int nDstXSize, int nDstYSize );
470  void ReportTiming( const char * );
471 
472 public:
474  virtual ~GDALWarpOperation();
475 
476  CPLErr Initialize( const GDALWarpOptions *psNewOptions );
477  void* CreateDestinationBuffer( int nDstXSize, int nDstYSize,
478  int *pbWasInitialized = NULL );
479  static void DestroyDestinationBuffer(void* pDstBuffer);
480 
481  const GDALWarpOptions *GetOptions();
482 
483  CPLErr ChunkAndWarpImage( int nDstXOff, int nDstYOff,
484  int nDstXSize, int nDstYSize );
485  CPLErr ChunkAndWarpMulti( int nDstXOff, int nDstYOff,
486  int nDstXSize, int nDstYSize );
487  CPLErr WarpRegion( int nDstXOff, int nDstYOff,
488  int nDstXSize, int nDstYSize,
489  int nSrcXOff=0, int nSrcYOff=0,
490  int nSrcXSize=0, int nSrcYSize=0,
491  double dfProgressBase=0.0, double dfProgressScale=1.0);
492  CPLErr WarpRegion( int nDstXOff, int nDstYOff,
493  int nDstXSize, int nDstYSize,
494  int nSrcXOff, int nSrcYOff,
495  int nSrcXSize, int nSrcYSize,
496  int nSrcXExtraSize, int nSrcYExtraSize,
497  double dfProgressBase, double dfProgressScale);
498  CPLErr WarpRegionToBuffer( int nDstXOff, int nDstYOff,
499  int nDstXSize, int nDstYSize,
500  void *pDataBuf,
501  GDALDataType eBufDataType,
502  int nSrcXOff=0, int nSrcYOff=0,
503  int nSrcXSize=0, int nSrcYSize=0,
504  double dfProgressBase=0.0, double dfProgressScale=1.0);
505  CPLErr WarpRegionToBuffer( int nDstXOff, int nDstYOff,
506  int nDstXSize, int nDstYSize,
507  void *pDataBuf,
508  GDALDataType eBufDataType,
509  int nSrcXOff, int nSrcYOff,
510  int nSrcXSize, int nSrcYSize,
511  int nSrcXExtraSize, int nSrcYExtraSize,
512  double dfProgressBase, double dfProgressScale);
513 };
514 
515 #endif /* def __cplusplus */
516 
518 
520 typedef void * GDALWarpOperationH;
521 
524 CPLErr CPL_DLL GDALChunkAndWarpImage( GDALWarpOperationH, int, int, int, int );
525 CPLErr CPL_DLL GDALChunkAndWarpMulti( GDALWarpOperationH, int, int, int, int );
527  int, int, int, int, int, int, int, int );
528 CPLErr CPL_DLL GDALWarpRegionToBuffer( GDALWarpOperationH, int, int, int, int,
529  void *, GDALDataType,
530  int, int, int, int );
531 
532 /************************************************************************/
533 /* Warping kernel functions */
534 /************************************************************************/
535 
537 int GWKGetFilterRadius(GDALResampleAlg eResampleAlg);
538 
539 typedef double (*FilterFuncType)(double dfX);
540 FilterFuncType GWKGetFilterFunc(GDALResampleAlg eResampleAlg);
541 
542 // TODO(schwehr): Can padfVals be a const pointer?
543 typedef double (*FilterFunc4ValuesType)(double* padfVals);
544 FilterFunc4ValuesType GWKGetFilterFunc4Values(GDALResampleAlg eResampleAlg);
547 CPL_C_END
548 
549 #endif /* ndef GDAL_ALG_H_INCLUDED */
void * pDstValidityMaskFuncArg
Unused.
Definition: gdalwarper.h:203
int nSrcXOff
X offset of the source buffer regarding the top-left corner of the image.
Definition: gdalwarper.h:378
Definition: gdalwarper.h:63
int nFiltInitX
X filtering offset.
Definition: gdalwarper.h:373
int nSrcXExtraSize
Extra pixels (included in nSrcXSize) reserved for filter window.
Definition: gdalwarper.h:336
GDALDataType
Definition: gdal.h:57
double dfYScale
Y resampling scale, i.e.
Definition: gdalwarper.h:363
Document node structure.
Definition: cpl_minixml.h:66
This class represents the lowest level of abstraction of warping.
Definition: gdalwarper.h:318
Definitions for CPL mini XML Parser/Serializer.
Definition: gdalwarper.h:54
Definition: gdalwarper.h:61
void GDALWarpInitDstNoDataReal(GDALWarpOptions *, double dNoDataReal)
Initialize padfDstNoDataReal with specified value.
Definition: gdalwarper.cpp:1335
GByte ** papabySrcImage
Array of nBands source images of size nSrcXSize * nSrcYSize.
Definition: gdalwarper.h:340
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:352
double dfXScale
X resampling scale, i.e.
Definition: gdalwarper.h:361
Definition: gdalwarper.h:72
CPLErr GDALInitializeWarpedVRT(GDALDatasetH hDS, GDALWarpOptions *psWO)
Set warp info on virtual warped dataset.
Definition: vrtwarped.cpp:1139
GUInt32 * panUnifiedSrcValid
Unified validity mask of size (nSrcXSize * nSrcYSize + WARP_EXTRA_ELTS) / 8.
Definition: gdalwarper.h:345
int nDstXSize
Width of the destination image.
Definition: gdalwarper.h:350
int * panDstBands
Definition: gdalwarper.h:147
void * pProgressArg
Definition: gdalwarper.h:172
int nDstXOff
X offset of the destination buffer regarding the top-left corner of the image.
Definition: gdalwarper.h:383
unsigned int GUInt32
Unsigned int32 type.
Definition: cpl_port.h:199
double dfWarpMemoryLimit
Definition: gdalwarper.h:125
int nSrcAlphaBand
Definition: gdalwarper.h:150
Definition: gdalwarper.h:62
void * GDALDatasetH
Opaque type used for the C bindings of the C++ GDALDataset class.
Definition: gdal.h:249
unsigned char GByte
Unsigned byte type.
Definition: cpl_port.h:207
GDALMaskFunc pfnSrcDensityMaskFunc
Unused.
Definition: gdalwarper.h:191
CPLErr GDALWarpRegionToBuffer(GDALWarpOperationH, int, int, int, int, void *, GDALDataType, int, int, int, int)
Definition: gdalwarpoperation.cpp:2163
char ** papszWarpOptions
Warp options.
Definition: gdalwarper.h:322
void ** papSrcPerBandValidityMaskFuncArg
Unused.
Definition: gdalwarper.h:183
void GDALWarpInitSrcNoDataReal(GDALWarpOptions *, double dNoDataReal)
Initialize padfSrcNoDataReal with specified value.
Definition: gdalwarper.cpp:1355
Definition: gdalwarper.h:55
void GDALWarpInitDefaultBandMapping(GDALWarpOptions *, int nBandCount)
Init src and dst band mappings such that Bands[i] = i+1 for nBandCount Does nothing if psOptionsIn->n...
Definition: gdalwarper.cpp:1523
void * pSrcDensityMaskFuncArg
Unused.
Definition: gdalwarper.h:193
Definition: gdalwarper.h:56
void * pPostWarpProcessorArg
Unused.
Definition: gdalwarper.h:213
GUInt32 * panDstValid
Validify mask of size (nDstXSize * nDstYSize) / 8.
Definition: gdalwarper.h:356
double * padfDstNoDataReal
Definition: gdalwarper.h:162
GWKAverageOrModeAlg
Definition: gdalwarper.h:67
GDALDataType eWorkingDataType
Working data type.
Definition: gdalwarper.h:327
float * pafUnifiedSrcDensity
Unified source density of size nSrcXSize * nSrcYSize + WARP_EXTRA_ELTS.
Definition: gdalwarper.h:347
double * padfSrcNoDataImag
Definition: gdalwarper.h:159
int nFiltInitY
Y filtering offset.
Definition: gdalwarper.h:375
GDALResampleAlg eResampleAlg
Definition: gdalwarper.h:128
CPLErr GDALChunkAndWarpMulti(GDALWarpOperationH, int, int, int, int)
Definition: gdalwarpoperation.cpp:1103
GDALMaskFunc pfnDstValidityMaskFunc
Unused.
Definition: gdalwarper.h:201
CPLErr GDALWarpRegion(GDALWarpOperationH, int, int, int, int, int, int, int, int)
Definition: gdalwarpoperation.cpp:1547
GDALDatasetH GDALCreateWarpedVRT(GDALDatasetH hSrcDS, int nPixels, int nLines, double *padfGeoTransform, GDALWarpOptions *psOptions)
Create virtual warped dataset.
Definition: vrtwarped.cpp:259
Definition: gdalwarper.h:68
GDALTransformerFunc pfnTransformer
Definition: gdalwarper.h:175
double dfProgressScale
Scale value for progress computation.
Definition: gdalwarper.h:400
void GDALDestroyWarpOperation(GDALWarpOperationH)
Definition: gdalwarpoperation.cpp:736
void GDALDestroyWarpOptions(GDALWarpOptions *)
Destroy a warp options structure.
Definition: gdalwarper.cpp:1235
void * pSrcValidityMaskFuncArg
Unused.
Definition: gdalwarper.h:188
CPLErr GDALReprojectImage(GDALDatasetH hSrcDS, const char *pszSrcWKT, GDALDatasetH hDstDS, const char *pszDstWKT, GDALResampleAlg eResampleAlg, double dfWarpMemoryLimit, double dfMaxError, GDALProgressFunc pfnProgress, void *pProgressArg, GDALWarpOptions *psOptions)
Reproject image.
Definition: gdalwarper.cpp:97
void GDALWarpInitDstNoDataImag(GDALWarpOptions *, double dNoDataImag)
Initialize padfDstNoDataImag with specified value.
Definition: gdalwarper.cpp:1393
double * padfDstNoDataImag
Definition: gdalwarper.h:165
GDALMaskFunc pfnSrcValidityMaskFunc
Unused.
Definition: gdalwarper.h:186
Definition: gdalwarper.h:69
Definition: gdalwarper.h:60
Definition: gdalwarper.h:71
GDALMaskFunc pfnDstDensityMaskFunc
Unused.
Definition: gdalwarper.h:196
int nDstYOff
Y offset of the destination buffer regarding the top-left corner of the image.
Definition: gdalwarper.h:385
GDALResampleAlg eResample
Resample algorithm.
Definition: gdalwarper.h:325
void * pPreWarpProcessorArg
Unused.
Definition: gdalwarper.h:208
GDALResampleAlg
Definition: gdalwarper.h:50
void GDALWarpInitSrcNoDataImag(GDALWarpOptions *, double dNoDataImag)
Initialize padfSrcNoDataImag with specified value.
Definition: gdalwarper.cpp:1412
double dfProgressBase
Base/offset value for progress computation.
Definition: gdalwarper.h:398
Warp control options for use with GDALWarpOperation::Initialize()
Definition: gdalwarper.h:120
GDALProgressFunc pfnProgress
Definition: gdalwarper.h:169
void * pDstDensityMaskFuncArg
Unused.
Definition: gdalwarper.h:198
Definition: gdalwarper.h:53
int nSrcYExtraSize
Extra pixels (included in nSrcYSize) reserved for filter window.
Definition: gdalwarper.h:338
High level image warping class.
Definition: gdalwarper.h:438
int nXRadius
X size of window to filter.
Definition: gdalwarper.h:369
GDALWarpOptions * GDALCloneWarpOptions(const GDALWarpOptions *)
Clone a warp options structure.
Definition: gdalwarper.cpp:1276
void * pTransformerArg
Definition: gdalwarper.h:178
int nSrcYSize
Height of the source image.
Definition: gdalwarper.h:334
GDALProgressFunc pfnProgress
Progress function.
Definition: gdalwarper.h:393
Definition: gdalwarper.h:59
Definition: gdalwarper.h:52
int * panSrcBands
Definition: gdalwarper.h:144
double * padfDstNoDataReal
Array of nBands value for destination nodata.
Definition: gdalwarper.h:403
int(* GDALTransformerFunc)(void *pTransformerArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Definition: gdal_alg.h:114
void * GDALDriverH
Opaque type used for the C bindings of the C++ GDALDriver class.
Definition: gdal.h:255
char ** papszWarpOptions
A string list of additional options controlling the warp operation in name=value format.
Definition: gdalwarper.h:122
int nDstYSize
Height of the destination image.
Definition: gdalwarper.h:352
GDALWarpOptions * GDALCreateWarpOptions(void)
Create a warp options structure.
Definition: gdalwarper.cpp:1216
Definition: gdalwarper.h:73
double dfXFilter
X size of filter kernel.
Definition: gdalwarper.h:365
int nBands
Number of input and output bands (excluding alpha bands)
Definition: gdalwarper.h:329
CPLErr GDALChunkAndWarpImage(GDALWarpOperationH, int, int, int, int)
Definition: gdalwarpoperation.cpp:863
Definition: gdalwarper.h:51
Public (C callable) GDAL algorithm entry points, and definitions.
void * pTransformerArg
User data provided to pfnTransformer.
Definition: gdalwarper.h:390
GDALMaskFunc * papfnSrcPerBandValidityMaskFunc
Unused.
Definition: gdalwarper.h:181
int nSrcXSize
Width of the source image.
Definition: gdalwarper.h:332
GDALDatasetH hSrcDS
Definition: gdalwarper.h:135
int nBandCount
Definition: gdalwarper.h:141
float * pafDstDensity
Destination density of size nDstXSize * nDstYSize.
Definition: gdalwarper.h:358
GDALDataType eWorkingDataType
Definition: gdalwarper.h:132
CPLErr GDALCreateAndReprojectImage(GDALDatasetH hSrcDS, const char *pszSrcWKT, const char *pszDstFilename, const char *pszDstWKT, GDALDriverH hDstDriver, char **papszCreateOptions, GDALResampleAlg eResampleAlg, double dfWarpMemoryLimit, double dfMaxError, GDALProgressFunc pfnProgress, void *pProgressArg, GDALWarpOptions *psOptions)
Reproject an image and create the target reprojected image.
Definition: gdalwarper.cpp:230
#define CPL_C_END
Macro to end a block of C symbols.
Definition: cpl_port.h:354
GDALTransformerFunc pfnTransformer
Pixel transformation function.
Definition: gdalwarper.h:388
void GDALWarpInitNoDataReal(GDALWarpOptions *, double dNoDataReal)
Initialize padfSrcNoDataReal and padfDstNoDataReal with specified value.
Definition: gdalwarper.cpp:1375
int nYRadius
Y size of window to filter.
Definition: gdalwarper.h:371
GDALDatasetH hDstDS
Definition: gdalwarper.h:138
Definition: gdalwarper.h:57
void * hCutline
Definition: gdalwarper.h:216
double dfYFilter
Y size of filter kernel.
Definition: gdalwarper.h:367
double dfCutlineBlendDist
Definition: gdalwarper.h:219
GDALDatasetH GDALAutoCreateWarpedVRT(GDALDatasetH hSrcDS, const char *pszSrcWKT, const char *pszDstWKT, GDALResampleAlg eResampleAlg, double dfMaxError, const GDALWarpOptions *psOptions)
Create virtual warped dataset automatically.
Definition: vrtwarped.cpp:101
double * padfSrcNoDataReal
Definition: gdalwarper.h:156
void * GDALWarpOperationH
Opaque type representing a GDALWarpOperation object.
Definition: gdalwarper.h:520
void * pProgress
User data provided to pfnProgress.
Definition: gdalwarper.h:395
int nSrcYOff
Y offset of the source buffer regarding the top-left corner of the image.
Definition: gdalwarper.h:380
Definition: gdalwarper.h:70
CPLErr
Error category.
Definition: cpl_error.h:52
GDALWarpOperationH GDALCreateWarpOperation(const GDALWarpOptions *)
Definition: gdalwarpoperation.cpp:715
GByte ** papabyDstImage
Array of nBands destination images of size nDstXSize * nDstYSize.
Definition: gdalwarper.h:354
int nDstAlphaBand
Definition: gdalwarper.h:153
void GDALWarpResolveWorkingDataType(GDALWarpOptions *)
If the working data type is unknown, this method will determine a valid working data type to support ...
Definition: gdalwarper.cpp:1432
GUInt32 ** papanBandSrcValid
Array of nBands validity mask of size (nSrcXSize * nSrcYSize + WARP_EXTRA_ELTS) / 8...
Definition: gdalwarper.h:343

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