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gdal_alg.h
Go to the documentation of this file.
1 /******************************************************************************
2 * $Id$
3 *
4 * Project: GDAL Image Processing Algorithms
5 * Purpose: Prototypes, and definitions for various GDAL based algorithms.
6 * Author: Frank Warmerdam, warmerdam@pobox.com
7 *
8 ******************************************************************************
9 * Copyright (c) 2001, Frank Warmerdam
10 * Copyright (c) 2008-2012, 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 GDAL_ALG_H_INCLUDED
32 #define GDAL_ALG_H_INCLUDED
33
40 #ifndef DOXYGEN_SKIP
41 #include "gdal.h"
42 #include "cpl_minixml.h"
43 #include "ogr_api.h"
44 #endif
45
46 CPL_C_START
47
48 int CPL_DLL CPL_STDCALL GDALComputeMedianCutPCT( GDALRasterBandH hRed,
49 GDALRasterBandH hGreen,
50 GDALRasterBandH hBlue,
51 int (*pfnIncludePixel)(int,int,void*),
52 int nColors,
53 GDALColorTableH hColorTable,
54 GDALProgressFunc pfnProgress,
55 void * pProgressArg );
56
57 int CPL_DLL CPL_STDCALL GDALDitherRGB2PCT( GDALRasterBandH hRed,
58 GDALRasterBandH hGreen,
59 GDALRasterBandH hBlue,
60 GDALRasterBandH hTarget,
61 GDALColorTableH hColorTable,
62 GDALProgressFunc pfnProgress,
63 void * pProgressArg );
64
65 int CPL_DLL CPL_STDCALL GDALChecksumImage( GDALRasterBandH hBand,
66 int nXOff, int nYOff, int nXSize, int nYSize );
67
68 CPLErr CPL_DLL CPL_STDCALL
69 GDALComputeProximity( GDALRasterBandH hSrcBand,
70 GDALRasterBandH hProximityBand,
71 char **papszOptions,
72 GDALProgressFunc pfnProgress,
73 void * pProgressArg );
74
75 CPLErr CPL_DLL CPL_STDCALL
76 GDALFillNodata( GDALRasterBandH hTargetBand,
77 GDALRasterBandH hMaskBand,
78 double dfMaxSearchDist,
79 int bDeprecatedOption,
80 int nSmoothingIterations,
81 char **papszOptions,
82 GDALProgressFunc pfnProgress,
83 void * pProgressArg );
84
85 CPLErr CPL_DLL CPL_STDCALL
86 GDALPolygonize( GDALRasterBandH hSrcBand,
87 GDALRasterBandH hMaskBand,
88 OGRLayerH hOutLayer, int iPixValField,
89 char **papszOptions,
90 GDALProgressFunc pfnProgress,
91 void * pProgressArg );
92
93 CPLErr CPL_DLL CPL_STDCALL
94 GDALFPolygonize( GDALRasterBandH hSrcBand,
95 GDALRasterBandH hMaskBand,
96 OGRLayerH hOutLayer, int iPixValField,
97 char **papszOptions,
98 GDALProgressFunc pfnProgress,
99 void * pProgressArg );
100
101 CPLErr CPL_DLL CPL_STDCALL
102 GDALSieveFilter( GDALRasterBandH hSrcBand, GDALRasterBandH hMaskBand,
103 GDALRasterBandH hDstBand,
104 int nSizeThreshold, int nConnectedness,
105 char **papszOptions,
106 GDALProgressFunc pfnProgress,
107 void * pProgressArg );
108
109 /*
110 * Warp Related.
111 */
112
113 typedef int
114 (*GDALTransformerFunc)( void *pTransformerArg,
115 int bDstToSrc, int nPointCount,
116 double *x, double *y, double *z, int *panSuccess );
117
119 #define GDAL_GTI2_SIGNATURE "GTI2"
120
121 typedef struct {
122 GByte abySignature[4];
123 const char *pszClassName;
124 GDALTransformerFunc pfnTransform;
125 void (*pfnCleanup)( void * pTransformerArg );
126 CPLXMLNode *(*pfnSerialize)( void * pTransformerArg );
127 void* (*pfnCreateSimilar)( void* pTransformerArg, double dfSrcRatioX, double dfSrcRatioY );
128 } GDALTransformerInfo;
132 void CPL_DLL GDALDestroyTransformer( void *pTransformerArg );
133 int CPL_DLL GDALUseTransformer( void *pTransformerArg,
134 int bDstToSrc, int nPointCount,
135 double *x, double *y, double *z,
136 int *panSuccess );
137 void* GDALCreateSimilarTransformer( void* psTransformerArg, double dfSrcRatioX, double dfSrcRatioY );
140 /* High level transformer for going from image coordinates on one file
141 to image coordinates on another, potentially doing reprojection,
142 utilizing GCPs or using the geotransform. */
143
144 void CPL_DLL *
145 GDALCreateGenImgProjTransformer( GDALDatasetH hSrcDS, const char *pszSrcWKT,
146 GDALDatasetH hDstDS, const char *pszDstWKT,
147 int bGCPUseOK, double dfGCPErrorThreshold,
148 int nOrder );
149 void CPL_DLL *
150 GDALCreateGenImgProjTransformer2( GDALDatasetH hSrcDS, GDALDatasetH hDstDS,
151 char **papszOptions );
152 void CPL_DLL *
153 GDALCreateGenImgProjTransformer3( const char *pszSrcWKT,
154 const double *padfSrcGeoTransform,
155 const char *pszDstWKT,
156 const double *padfDstGeoTransform );
157
158 void CPL_DLL *
159 GDALCreateGenImgProjTransformer4( OGRSpatialReferenceH hSrcSRS,
160 const double *padfSrcGeoTransform,
161 OGRSpatialReferenceH hDstSRS,
162 const double *padfDstGeoTransform,
163 const char* const *papszOptions );
164
165 void CPL_DLL GDALSetGenImgProjTransformerDstGeoTransform( void *,
166 const double * );
167 void CPL_DLL GDALDestroyGenImgProjTransformer( void * );
168 int CPL_DLL GDALGenImgProjTransform(
169 void *pTransformArg, int bDstToSrc, int nPointCount,
170 double *x, double *y, double *z, int *panSuccess );
171
172 void GDALSetTransformerDstGeoTransform( void *, const double * );
173 void GDALGetTransformerDstGeoTransform( void*, double* );
174
175 /* Geo to geo reprojection transformer. */
176 void CPL_DLL *
177 GDALCreateReprojectionTransformer( const char *pszSrcWKT,
178 const char *pszDstWKT );
179 void CPL_DLL *
180 GDALCreateReprojectionTransformerEx(
181 OGRSpatialReferenceH hSrcSRS,
182 OGRSpatialReferenceH hDstSRS,
183 const char* const *papszOptions);
184 void CPL_DLL GDALDestroyReprojectionTransformer( void * );
185 int CPL_DLL GDALReprojectionTransform(
186 void *pTransformArg, int bDstToSrc, int nPointCount,
187 double *x, double *y, double *z, int *panSuccess );
188
189 /* GCP based transformer ... forward is to georef coordinates */
190 void CPL_DLL *
191 GDALCreateGCPTransformer( int nGCPCount, const GDAL_GCP *pasGCPList,
192 int nReqOrder, int bReversed );
193
194 /* GCP based transformer with refinement of the GCPs ... forward is to georef coordinates */
195 void CPL_DLL *
196 GDALCreateGCPRefineTransformer( int nGCPCount, const GDAL_GCP *pasGCPList,
197 int nReqOrder, int bReversed, double tolerance, int minimumGcps);
198
199 void CPL_DLL GDALDestroyGCPTransformer( void *pTransformArg );
200 int CPL_DLL GDALGCPTransform(
201 void *pTransformArg, int bDstToSrc, int nPointCount,
202 double *x, double *y, double *z, int *panSuccess );
203
204 /* Thin Plate Spine transformer ... forward is to georef coordinates */
205
206 void CPL_DLL *
207 GDALCreateTPSTransformer( int nGCPCount, const GDAL_GCP *pasGCPList,
208 int bReversed );
209 void CPL_DLL GDALDestroyTPSTransformer( void *pTransformArg );
210 int CPL_DLL GDALTPSTransform(
211 void *pTransformArg, int bDstToSrc, int nPointCount,
212 double *x, double *y, double *z, int *panSuccess );
213
215 char CPL_DLL ** RPCInfoToMD( GDALRPCInfo *psRPCInfo );
218 /* RPC based transformer ... src is pixel/line/elev, dst is long/lat/elev */
219
220 void CPL_DLL *
221 GDALCreateRPCTransformer( GDALRPCInfo *psRPC, int bReversed,
222 double dfPixErrThreshold,
223 char **papszOptions );
224 void CPL_DLL GDALDestroyRPCTransformer( void *pTransformArg );
225 int CPL_DLL GDALRPCTransform(
226 void *pTransformArg, int bDstToSrc, int nPointCount,
227 double *x, double *y, double *z, int *panSuccess );
228
229 /* Geolocation transformer */
230
231 void CPL_DLL *
232 GDALCreateGeoLocTransformer( GDALDatasetH hBaseDS,
233 char **papszGeolocationInfo,
234 int bReversed );
235 void CPL_DLL GDALDestroyGeoLocTransformer( void *pTransformArg );
236 int CPL_DLL GDALGeoLocTransform(
237 void *pTransformArg, int bDstToSrc, int nPointCount,
238 double *x, double *y, double *z, int *panSuccess );
239
240 /* Approximate transformer */
241 void CPL_DLL *
242 GDALCreateApproxTransformer( GDALTransformerFunc pfnRawTransformer,
243 void *pRawTransformerArg, double dfMaxError );
244 void CPL_DLL GDALApproxTransformerOwnsSubtransformer( void *pCBData,
245 int bOwnFlag );
246 void CPL_DLL GDALDestroyApproxTransformer( void *pApproxArg );
247 int CPL_DLL GDALApproxTransform(
248 void *pTransformArg, int bDstToSrc, int nPointCount,
249 double *x, double *y, double *z, int *panSuccess );
250
251 int CPL_DLL CPL_STDCALL
252 GDALSimpleImageWarp( GDALDatasetH hSrcDS,
253 GDALDatasetH hDstDS,
254 int nBandCount, int *panBandList,
255 GDALTransformerFunc pfnTransform,
256 void *pTransformArg,
257 GDALProgressFunc pfnProgress,
258 void *pProgressArg,
259 char **papszWarpOptions );
260
261 CPLErr CPL_DLL CPL_STDCALL
262 GDALSuggestedWarpOutput( GDALDatasetH hSrcDS,
263 GDALTransformerFunc pfnTransformer,
264 void *pTransformArg,
265 double *padfGeoTransformOut,
266 int *pnPixels, int *pnLines );
267 CPLErr CPL_DLL CPL_STDCALL
268 GDALSuggestedWarpOutput2( GDALDatasetH hSrcDS,
269 GDALTransformerFunc pfnTransformer,
270 void *pTransformArg,
271 double *padfGeoTransformOut,
272 int *pnPixels, int *pnLines,
273 double *padfExtents,
274 int nOptions );
275
277 CPLXMLNode CPL_DLL *
278 GDALSerializeTransformer( GDALTransformerFunc pfnFunc, void *pTransformArg );
279 CPLErr CPL_DLL GDALDeserializeTransformer( CPLXMLNode *psTree,
280 GDALTransformerFunc *ppfnFunc,
281 void **ppTransformArg );
284 CPLErr CPL_DLL
285 GDALTransformGeolocations( GDALRasterBandH hXBand,
286 GDALRasterBandH hYBand,
287 GDALRasterBandH hZBand,
288 GDALTransformerFunc pfnTransformer,
289 void *pTransformArg,
290 GDALProgressFunc pfnProgress,
291 void *pProgressArg,
292 char **papszOptions );
293
294 /* -------------------------------------------------------------------- */
295 /* Contour Line Generation */
296 /* -------------------------------------------------------------------- */
297
299 typedef CPLErr (*GDALContourWriter)( double dfLevel, int nPoints,
300 double *padfX, double *padfY, void * );
301
303 typedef void *GDALContourGeneratorH;
304
305 GDALContourGeneratorH CPL_DLL
306 GDAL_CG_Create( int nWidth, int nHeight,
307 int bNoDataSet, double dfNoDataValue,
308 double dfContourInterval, double dfContourBase,
309 GDALContourWriter pfnWriter, void *pCBData );
310 CPLErr CPL_DLL GDAL_CG_FeedLine( GDALContourGeneratorH hCG,
311 double *padfScanline );
312 void CPL_DLL GDAL_CG_Destroy( GDALContourGeneratorH hCG );
313
315 typedef struct
316 {
317 void *hLayer;
318
319 double adfGeoTransform[6];
320
321 int nElevField;
322 int nElevFieldMin;
323 int nElevFieldMax;
324 int nIDField;
325 int nNextID;
326 } OGRContourWriterInfo;
327
328 CPLErr CPL_DLL
329 OGRContourWriter( double, int, double *, double *, void *pInfo );
332 CPLErr CPL_DLL
333 GDALContourGenerate( GDALRasterBandH hBand,
334 double dfContourInterval, double dfContourBase,
335 int nFixedLevelCount, double *padfFixedLevels,
336 int bUseNoData, double dfNoDataValue,
337 void *hLayer, int iIDField, int iElevField,
338 GDALProgressFunc pfnProgress, void *pProgressArg );
339
340 CPLErr CPL_DLL
341 GDALContourGenerateEx( GDALRasterBandH hBand, void *hLayer,
342 CSLConstList options,
343 GDALProgressFunc pfnProgress, void *pProgressArg );
344
345 /************************************************************************/
346 /* Rasterizer API - geometries burned into GDAL raster. */
347 /************************************************************************/
348
349 CPLErr CPL_DLL
350 GDALRasterizeGeometries( GDALDatasetH hDS,
351 int nBandCount, int *panBandList,
352 int nGeomCount, OGRGeometryH *pahGeometries,
353 GDALTransformerFunc pfnTransformer,
354 void *pTransformArg,
355 double *padfGeomBurnValue,
356 char **papszOptions,
357 GDALProgressFunc pfnProgress,
358 void * pProgressArg );
359 CPLErr CPL_DLL
360 GDALRasterizeLayers( GDALDatasetH hDS,
361 int nBandCount, int *panBandList,
362 int nLayerCount, OGRLayerH *pahLayers,
363 GDALTransformerFunc pfnTransformer,
364 void *pTransformArg,
365 double *padfLayerBurnValues,
366 char **papszOptions,
367 GDALProgressFunc pfnProgress,
368 void *pProgressArg );
369
370 CPLErr CPL_DLL
371 GDALRasterizeLayersBuf( void *pData, int nBufXSize, int nBufYSize,
372 GDALDataType eBufType, int nPixelSpace, int nLineSpace,
373 int nLayerCount, OGRLayerH *pahLayers,
374 const char *pszDstProjection,
375 double *padfDstGeoTransform,
376 GDALTransformerFunc pfnTransformer,
377 void *pTransformArg, double dfBurnValue,
378 char **papszOptions, GDALProgressFunc pfnProgress,
379 void *pProgressArg );
380
381 /************************************************************************/
382 /* Gridding interface. */
383 /************************************************************************/
384
386 typedef enum { GGA_InverseDistanceToAPower = 1, GGA_MovingAverage = 2, GGA_NearestNeighbor = 3, GGA_MetricMinimum = 4, GGA_MetricMaximum = 5, GGA_MetricRange = 6, GGA_MetricCount = 7, GGA_MetricAverageDistance = 8,
396 GGA_MetricAverageDistancePts = 9,
398 GGA_Linear = 10,
400 GGA_InverseDistanceToAPowerNearestNeighbor = 11
401 } GDALGridAlgorithm;
402
404 typedef struct
405 {
407 double dfPower;
409 double dfSmoothing;
411 double dfAnisotropyRatio;
413 double dfAnisotropyAngle;
415 double dfRadius1;
417 double dfRadius2;
422 double dfAngle;
429 GUInt32 nMaxPoints;
435 GUInt32 nMinPoints;
437 double dfNoDataValue;
438 } GDALGridInverseDistanceToAPowerOptions;
439
441 typedef struct
442 {
444 double dfPower;
446 double dfRadius;
448 double dfSmoothing;
449
456 GUInt32 nMaxPoints;
462 GUInt32 nMinPoints;
464 double dfNoDataValue;
465 } GDALGridInverseDistanceToAPowerNearestNeighborOptions;
466
468 typedef struct
469 {
471 double dfRadius1;
473 double dfRadius2;
478 double dfAngle;
484 GUInt32 nMinPoints;
486 double dfNoDataValue;
487 } GDALGridMovingAverageOptions;
488
490 typedef struct
491 {
493 double dfRadius1;
495 double dfRadius2;
500 double dfAngle;
502 double dfNoDataValue;
503 } GDALGridNearestNeighborOptions;
504
506 typedef struct
507 {
509 double dfRadius1;
511 double dfRadius2;
516 double dfAngle;
522 GUInt32 nMinPoints;
524 double dfNoDataValue;
525 } GDALGridDataMetricsOptions;
526
528 typedef struct
529 {
535 double dfRadius;
537 double dfNoDataValue;
538 } GDALGridLinearOptions;
539
540 CPLErr CPL_DLL
541 GDALGridCreate( GDALGridAlgorithm, const void *, GUInt32,
542 const double *, const double *, const double *,
543 double, double, double, double,
544 GUInt32, GUInt32, GDALDataType, void *,
545 GDALProgressFunc, void *);
546
548 typedef struct GDALGridContext GDALGridContext;
549
550 GDALGridContext CPL_DLL*
551 GDALGridContextCreate( GDALGridAlgorithm eAlgorithm, const void *poOptions,
552 GUInt32 nPoints,
553 const double *padfX, const double *padfY, const double *padfZ,
554 int bCallerWillKeepPointArraysAlive );
555
556 void CPL_DLL GDALGridContextFree(GDALGridContext* psContext);
557
558 CPLErr CPL_DLL GDALGridContextProcess(GDALGridContext* psContext,
559 double dfXMin, double dfXMax, double dfYMin, double dfYMax,
560 GUInt32 nXSize, GUInt32 nYSize, GDALDataType eType, void *pData,
561 GDALProgressFunc pfnProgress, void *pProgressArg );
562
563 GDAL_GCP CPL_DLL *
564 GDALComputeMatchingPoints( GDALDatasetH hFirstImage,
565 GDALDatasetH hSecondImage,
566 char **papszOptions,
567 int *pnGCPCount );
568
569 /************************************************************************/
570 /* Delaunay triangulation interface. */
571 /************************************************************************/
572
574 typedef struct
575 {
576 int anVertexIdx[3];
577 int anNeighborIdx[3];
578 /* anNeighborIdx[k] is the triangle to the opposite side */
579 /* of the opposite segment of anVertexIdx[k] */
580 } GDALTriFacet;
581
589 typedef struct
590 {
591 double dfMul1X;
592 double dfMul1Y;
593 double dfMul2X;
594 double dfMul2Y;
595 double dfCstX;
596 double dfCstY;
597 } GDALTriBarycentricCoefficients;
598
600 typedef struct
601 {
602 int nFacets;
603 GDALTriFacet *pasFacets;
604 GDALTriBarycentricCoefficients *pasFacetCoefficients;
605 } GDALTriangulation;
606
607 int CPL_DLL GDALHasTriangulation(void);
608
609 GDALTriangulation CPL_DLL *GDALTriangulationCreateDelaunay(int nPoints,
610 const double* padfX,
611 const double* padfY);
612 int CPL_DLL GDALTriangulationComputeBarycentricCoefficients(
613 GDALTriangulation* psDT,
614 const double* padfX,
615 const double* padfY);
616 int CPL_DLL GDALTriangulationComputeBarycentricCoordinates(
617 const GDALTriangulation* psDT,
618 int nFacetIdx,
619 double dfX,
620 double dfY,
621 double* pdfL1,
622 double* pdfL2,
623 double* pdfL3);
624 int CPL_DLL GDALTriangulationFindFacetBruteForce( const GDALTriangulation* psDT,
625 double dfX,
626 double dfY,
627 int* panOutputFacetIdx );
628 int CPL_DLL GDALTriangulationFindFacetDirected( const GDALTriangulation* psDT,
629 int nFacetIdx,
630 double dfX,
631 double dfY,
632 int* panOutputFacetIdx );
633 void CPL_DLL GDALTriangulationFree(GDALTriangulation* psDT);
634
636 // GDAL internal use only
637 void GDALTriangulationTerminate(void);
640 GDALDatasetH CPL_DLL GDALOpenVerticalShiftGrid(
641 const char* pszProj4Geoidgrids,
642 int* pbError );
643
644 GDALDatasetH CPL_DLL GDALApplyVerticalShiftGrid( GDALDatasetH hSrcDataset,
645 GDALDatasetH hGridDataset,
646 int bInverse,
647 double dfSrcUnitToMeter,
648 double dfDstUnitToMeter,
649 const char* const* papszOptions );
650
651 CPL_C_END
652
653 #endif /* ndef GDAL_ALG_H_INCLUDED */
GDALGridDataMetricsOptions::dfAngle
double dfAngle
Definition: gdal_alg.h:516
GDALGridInverseDistanceToAPowerNearestNeighborOptions::dfRadius
double dfRadius
Definition: gdal_alg.h:446
OGRLayerH
void * OGRLayerH
Opaque type for a layer (OGRLayer)
Definition: ogr_api.h:509
GGA_MetricCount
Definition: gdal_alg.h:393
GDALSuggestedWarpOutput
CPLErr GDALSuggestedWarpOutput(GDALDatasetH hSrcDS, GDALTransformerFunc pfnTransformer, void *pTransformArg, double *padfGeoTransformOut, int *pnPixels, int *pnLines)
Suggest output file size.
Definition: gdaltransformer.cpp:177
GDALGenImgProjTransform
int GDALGenImgProjTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Perform general image reprojection transformation.
Definition: gdaltransformer.cpp:2299
GDALDestroyReprojectionTransformer
void GDALDestroyReprojectionTransformer(void *)
Destroy reprojection transformation.
Definition: gdaltransformer.cpp:2881
GDALDataType
GDALDataType
Definition: gdal.h:60
CPLXMLNode
Document node structure.
Definition: cpl_minixml.h:66
GDALGridInverseDistanceToAPowerNearestNeighborOptions::dfNoDataValue
double dfNoDataValue
Definition: gdal_alg.h:464
cpl_minixml.h
Definitions for CPL mini XML Parser/Serializer.
GDALCreateReprojectionTransformerEx
void * GDALCreateReprojectionTransformerEx(OGRSpatialReferenceH hSrcSRS, OGRSpatialReferenceH hDstSRS, const char *const *papszOptions)
Create reprojection transformer.
Definition: gdaltransformer.cpp:2791
GDALGeoLocTransform
int GDALGeoLocTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Use GeoLocation transformer.
Definition: gdalgeoloc.cpp:854
GDALRasterizeGeometries
CPLErr GDALRasterizeGeometries(GDALDatasetH hDS, int nBandCount, int *panBandList, int nGeomCount, OGRGeometryH *pahGeometries, GDALTransformerFunc pfnTransformer, void *pTransformArg, double *padfGeomBurnValue, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Burn geometries into raster.
Definition: gdalrasterize.cpp:722
GDALGridDataMetricsOptions
Data metrics method control options.
Definition: gdal_alg.h:506
GDALSuggestedWarpOutput2
CPLErr GDALSuggestedWarpOutput2(GDALDatasetH hSrcDS, GDALTransformerFunc pfnTransformer, void *pTransformArg, double *padfGeoTransformOut, int *pnPixels, int *pnLines, double *padfExtents, int nOptions)
Suggest output file size.
Definition: gdaltransformer.cpp:354
GDALGridContextCreate
GDALGridContext * GDALGridContextCreate(GDALGridAlgorithm eAlgorithm, const void *poOptions, GUInt32 nPoints, const double *padfX, const double *padfY, const double *padfZ, int bCallerWillKeepPointArraysAlive)
Creates a context to do regular gridding from the scattered data.
Definition: gdalgrid.cpp:1733
CPL_C_START
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:337
GDALGridCreate
CPLErr GDALGridCreate(GDALGridAlgorithm, const void *, GUInt32, const double *, const double *, const double *, double, double, double, double, GUInt32, GUInt32, GDALDataType, void *, GDALProgressFunc, void *)
Create regular grid from the scattered data.
Definition: gdalgrid.cpp:2422
GDALGridMovingAverageOptions::nMinPoints
GUInt32 nMinPoints
Definition: gdal_alg.h:484
GDALTriBarycentricCoefficients::dfCstY
double dfCstY
dfCstY
Definition: gdal_alg.h:596
GDALDestroyApproxTransformer
void GDALDestroyApproxTransformer(void *pApproxArg)
Cleanup approximate transformer.
Definition: gdaltransformer.cpp:3268
GGA_InverseDistanceToAPower
Definition: gdal_alg.h:387
GDALGridNearestNeighborOptions::dfNoDataValue
double dfNoDataValue
Definition: gdal_alg.h:502
GDALRasterizeLayersBuf
CPLErr GDALRasterizeLayersBuf(void *pData, int nBufXSize, int nBufYSize, GDALDataType eBufType, int nPixelSpace, int nLineSpace, int nLayerCount, OGRLayerH *pahLayers, const char *pszDstProjection, double *padfDstGeoTransform, GDALTransformerFunc pfnTransformer, void *pTransformArg, double dfBurnValue, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Burn geometries from the specified list of layer into raster.
Definition: gdalrasterize.cpp:1540
GDALContourWriter
CPLErr(* GDALContourWriter)(double dfLevel, int nPoints, double *padfX, double *padfY, void *)
Contour writer callback type.
Definition: gdal_alg.h:299
GDALTransformGeolocations
CPLErr GDALTransformGeolocations(GDALRasterBandH hXBand, GDALRasterBandH hYBand, GDALRasterBandH hZBand, GDALTransformerFunc pfnTransformer, void *pTransformArg, GDALProgressFunc pfnProgress, void *pProgressArg, char **papszOptions)
Transform locations held in bands.
Definition: gdaltransformgeolocs.cpp:68
GDALGridInverseDistanceToAPowerNearestNeighborOptions
Inverse distance to a power, with nearest neighbour search, control options.
Definition: gdal_alg.h:441
GDALGridNearestNeighborOptions::dfRadius1
double dfRadius1
Definition: gdal_alg.h:493
GDALDitherRGB2PCT
int GDALDitherRGB2PCT(GDALRasterBandH hRed, GDALRasterBandH hGreen, GDALRasterBandH hBlue, GDALRasterBandH hTarget, GDALColorTableH hColorTable, GDALProgressFunc pfnProgress, void *pProgressArg)
24bit to 8bit conversion with dithering.
Definition: gdaldither.cpp:141
GUInt32
unsigned int GUInt32
Unsigned int32 type.
Definition: cpl_port.h:207
GDALGridAlgorithm
GDALGridAlgorithm
Gridding Algorithms.
Definition: gdal_alg.h:386
GDALFPolygonize
CPLErr GDALFPolygonize(GDALRasterBandH hSrcBand, GDALRasterBandH hMaskBand, OGRLayerH hOutLayer, int iPixValField, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Create polygon coverage from raster data.
Definition: polygonize.cpp:904
GDALTriBarycentricCoefficients::dfCstX
double dfCstX
dfCstX
Definition: gdal_alg.h:595
GDALGridDataMetricsOptions::nMinPoints
GUInt32 nMinPoints
Definition: gdal_alg.h:522
GGA_MetricRange
Definition: gdal_alg.h:392
GDALDatasetH
void * GDALDatasetH
Opaque type used for the C bindings of the C++ GDALDataset class.
Definition: gdal.h:255
GDALGridInverseDistanceToAPowerOptions::dfAngle
double dfAngle
Definition: gdal_alg.h:422
GDALSetTransformerDstGeoTransform
void GDALSetTransformerDstGeoTransform(void *, const double *)
Set ApproxTransformer or GenImgProj output geotransform.
Definition: gdaltransformer.cpp:4206
GByte
unsigned char GByte
Unsigned byte type.
Definition: cpl_port.h:215
GDALTriBarycentricCoefficients::dfMul2Y
double dfMul2Y
dfMul2Y
Definition: gdal_alg.h:594
GDALRPCInfo
Structure to store Rational Polynomial Coefficients / Rigorous Projection Model.
Definition: gdal.h:1027
GDALGridInverseDistanceToAPowerOptions::dfNoDataValue
double dfNoDataValue
Definition: gdal_alg.h:437
GDALDestroyRPCTransformer
void GDALDestroyRPCTransformer(void *pTransformArg)
Destroy RPC tranformer.
Definition: gdal_rpc.cpp:1054
GDALComputeProximity
CPLErr GDALComputeProximity(GDALRasterBandH hSrcBand, GDALRasterBandH hProximityBand, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Compute the proximity of all pixels in the image to a set of pixels in the source image...
Definition: gdalproximity.cpp:112
GDALRasterBandH
void * GDALRasterBandH
Opaque type used for the C bindings of the C++ GDALRasterBand class.
Definition: gdal.h:258
GDALTriangulation::pasFacetCoefficients
GDALTriBarycentricCoefficients * pasFacetCoefficients
arra of nFacets barycentric coefficients
Definition: gdal_alg.h:604
GDALGridInverseDistanceToAPowerOptions::nMinPoints
GUInt32 nMinPoints
Definition: gdal_alg.h:435
GDALRasterizeLayers
CPLErr GDALRasterizeLayers(GDALDatasetH hDS, int nBandCount, int *panBandList, int nLayerCount, OGRLayerH *pahLayers, GDALTransformerFunc pfnTransformer, void *pTransformArg, double *padfLayerBurnValues, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Burn geometries from the specified list of layers into raster.
Definition: gdalrasterize.cpp:1147
GDALGridMovingAverageOptions::dfRadius2
double dfRadius2
Definition: gdal_alg.h:473
GDALGridMovingAverageOptions
Moving average method control options.
Definition: gdal_alg.h:468
GDALGridInverseDistanceToAPowerOptions::dfRadius1
double dfRadius1
Definition: gdal_alg.h:415
GDALGridInverseDistanceToAPowerOptions::dfAnisotropyRatio
double dfAnisotropyRatio
Definition: gdal_alg.h:411
GDALTriangulation::pasFacets
GDALTriFacet * pasFacets
array of nFacets facets
Definition: gdal_alg.h:603
GDAL_CG_FeedLine
CPLErr GDAL_CG_FeedLine(GDALContourGeneratorH hCG, double *padfScanline)
Feed a line to the contour generator.
Definition: contour.cpp:725
GDALGridDataMetricsOptions::dfRadius1
double dfRadius1
Definition: gdal_alg.h:509
GDALTriBarycentricCoefficients
Triangle barycentric coefficients.
Definition: gdal_alg.h:589
GDALContourGenerateEx
CPLErr GDALContourGenerateEx(GDALRasterBandH hBand, void *hLayer, CSLConstList options, GDALProgressFunc pfnProgress, void *pProgressArg)
Create vector contours from raster DEM.
Definition: contour.cpp:523
GDALDestroyGenImgProjTransformer
void GDALDestroyGenImgProjTransformer(void *)
GenImgProjTransformer deallocator.
Definition: gdaltransformer.cpp:2261
GDALHasTriangulation
int GDALHasTriangulation(void)
Returns if GDAL is built with Delaunay triangulation support.
Definition: delaunay.c:95
GDALCreateGCPTransformer
void * GDALCreateGCPTransformer(int nGCPCount, const GDAL_GCP *pasGCPList, int nReqOrder, int bReversed)
Create GCP based polynomial transformer.
Definition: gdal_crs.cpp:331
GDALGetTransformerDstGeoTransform
void GDALGetTransformerDstGeoTransform(void *, double *)
Get ApproxTransformer or GenImgProj output geotransform.
Definition: gdaltransformer.cpp:4230
GDALSetGenImgProjTransformerDstGeoTransform
void GDALSetGenImgProjTransformerDstGeoTransform(void *, const double *)
Set GenImgProj output geotransform.
Definition: gdaltransformer.cpp:2230
GDAL_CG_Create
GDALContourGeneratorH GDAL_CG_Create(int nWidth, int nHeight, int bNoDataSet, double dfNoDataValue, double dfContourInterval, double dfContourBase, GDALContourWriter pfnWriter, void *pCBData)
Create contour generator.
Definition: contour.cpp:703
GDALCreateGeoLocTransformer
void * GDALCreateGeoLocTransformer(GDALDatasetH hBaseDS, char **papszGeolocationInfo, int bReversed)
Create GeoLocation transformer.
Definition: gdalgeoloc.cpp:650
GDALDestroyGeoLocTransformer
void GDALDestroyGeoLocTransformer(void *pTransformArg)
Destroy GeoLocation transformer.
Definition: gdalgeoloc.cpp:823
GDALGridNearestNeighborOptions
Nearest neighbor method control options.
Definition: gdal_alg.h:490
GDALDestroyGCPTransformer
void GDALDestroyGCPTransformer(void *pTransformArg)
Destroy GCP transformer.
Definition: gdal_crs.cpp:368
GGA_MetricAverageDistancePts
Definition: gdal_alg.h:396
GDALComputeMatchingPoints
GDAL_GCP * GDALComputeMatchingPoints(GDALDatasetH hFirstImage, GDALDatasetH hSecondImage, char **papszOptions, int *pnGCPCount)
GDALComputeMatchingPoints.
Definition: gdalmatching.cpp:188
gdal.h
Public (C callable) GDAL entry points.
GDALGridLinearOptions::dfRadius
double dfRadius
Definition: gdal_alg.h:535
GDALGridNearestNeighborOptions::dfRadius2
double dfRadius2
Definition: gdal_alg.h:495
GDALGridLinearOptions
Linear method control options.
Definition: gdal_alg.h:528
GDALSieveFilter
CPLErr GDALSieveFilter(GDALRasterBandH hSrcBand, GDALRasterBandH hMaskBand, GDALRasterBandH hDstBand, int nSizeThreshold, int nConnectedness, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Removes small raster polygons.
Definition: gdalsievefilter.cpp:200
GGA_MetricMinimum
Definition: gdal_alg.h:390
OGRSpatialReferenceH
void * OGRSpatialReferenceH
Opaque type for a spatial reference system.
Definition: ogr_api.h:74
CSLConstList
char ** CSLConstList
Type of a constant null-terminated list of nul terminated strings.
Definition: cpl_port.h:1194
GDALTriangulationComputeBarycentricCoefficients
int GDALTriangulationComputeBarycentricCoefficients(GDALTriangulation *psDT, const double *padfX, const double *padfY)
Computes barycentric coefficients for each triangles of the triangulation.
Definition: delaunay.c:301
GGA_MetricAverageDistance
Definition: gdal_alg.h:394
GDALGridInverseDistanceToAPowerNearestNeighborOptions::dfPower
double dfPower
Definition: gdal_alg.h:444
GDALGridLinearOptions::dfNoDataValue
double dfNoDataValue
Definition: gdal_alg.h:537
GDALCreateGenImgProjTransformer4
void * GDALCreateGenImgProjTransformer4(OGRSpatialReferenceH hSrcSRS, const double *padfSrcGeoTransform, OGRSpatialReferenceH hDstSRS, const double *padfDstGeoTransform, const char *const *papszOptions)
Create image to image transformer.
Definition: gdaltransformer.cpp:2121
GDALCreateRPCTransformer
void * GDALCreateRPCTransformer(GDALRPCInfo *psRPC, int bReversed, double dfPixErrThreshold, char **papszOptions)
Create an RPC based transformer.
Definition: gdal_rpc.cpp:776
GDALTriangulationCreateDelaunay
GDALTriangulation * GDALTriangulationCreateDelaunay(int nPoints, const double *padfX, const double *padfY)
Computes a Delaunay triangulation of the passed points.
Definition: delaunay.c:118
GDALGridInverseDistanceToAPowerOptions::dfAnisotropyAngle
double dfAnisotropyAngle
Definition: gdal_alg.h:413
GDALContourGeneratorH
void * GDALContourGeneratorH
Contour generator opaque type.
Definition: gdal_alg.h:303
GDALReprojectionTransform
int GDALReprojectionTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Perform reprojection transformation.
Definition: gdaltransformer.cpp:2914
GDALGridMovingAverageOptions::dfRadius1
double dfRadius1
Definition: gdal_alg.h:471
GGA_MovingAverage
Definition: gdal_alg.h:388
GDALTriangulationComputeBarycentricCoordinates
int GDALTriangulationComputeBarycentricCoordinates(const GDALTriangulation *psDT, int nFacetIdx, double dfX, double dfY, double *pdfL1, double *pdfL2, double *pdfL3)
Computes the barycentric coordinates of a point.
Definition: delaunay.c:378
GDALTriBarycentricCoefficients::dfMul2X
double dfMul2X
dfMul2X
Definition: gdal_alg.h:593
GDALGridNearestNeighborOptions::dfAngle
double dfAngle
Definition: gdal_alg.h:500
GGA_InverseDistanceToAPowerNearestNeighbor
Definition: gdal_alg.h:400
GDALGCPTransform
int GDALGCPTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Transforms point based on GCP derived polynomial model.
Definition: gdal_crs.cpp:410
GDALCreateApproxTransformer
void * GDALCreateApproxTransformer(GDALTransformerFunc pfnRawTransformer, void *pRawTransformerArg, double dfMaxError)
Create an approximating transformer.
Definition: gdaltransformer.cpp:3204
GDALContourGenerate
CPLErr GDALContourGenerate(GDALRasterBandH hBand, double dfContourInterval, double dfContourBase, int nFixedLevelCount, double *padfFixedLevels, int bUseNoData, double dfNoDataValue, void *hLayer, int iIDField, int iElevField, GDALProgressFunc pfnProgress, void *pProgressArg)
Create vector contours from raster DEM.
Definition: contour.cpp:310
GDALGridContextFree
void GDALGridContextFree(GDALGridContext *psContext)
Free a context used created by GDALGridContextCreate()
Definition: gdalgrid.cpp:2129
GDALSimpleImageWarp
int GDALSimpleImageWarp(GDALDatasetH hSrcDS, GDALDatasetH hDstDS, int nBandCount, int *panBandList, GDALTransformerFunc pfnTransform, void *pTransformArg, GDALProgressFunc pfnProgress, void *pProgressArg, char **papszWarpOptions)
Perform simple image warp.
Definition: gdalsimplewarp.cpp:230
GDALTransformerFunc
int(* GDALTransformerFunc)(void *pTransformerArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Definition: gdal_alg.h:114
GDALRPCTransform
int GDALRPCTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
RPC transform.
Definition: gdal_rpc.cpp:2031
GDALGridMovingAverageOptions::dfNoDataValue
double dfNoDataValue
Definition: gdal_alg.h:486
OGRGeometryH
void * OGRGeometryH
Opaque type for a geometry.
Definition: ogr_api.h:60
GDALGridInverseDistanceToAPowerOptions::dfRadius2
double dfRadius2
Definition: gdal_alg.h:417
GDALTriangulation::nFacets
int nFacets
number of facets
Definition: gdal_alg.h:602
GGA_MetricMaximum
Definition: gdal_alg.h:391
GDALCreateGenImgProjTransformer2
void * GDALCreateGenImgProjTransformer2(GDALDatasetH hSrcDS, GDALDatasetH hDstDS, char **papszOptions)
Create image to image transformer.
Definition: gdaltransformer.cpp:1472
GDALTriangulationFindFacetBruteForce
int GDALTriangulationFindFacetBruteForce(const GDALTriangulation *psDT, double dfX, double dfY, int *panOutputFacetIdx)
Returns the index of the triangle that contains the point by iterating over all triangles.
Definition: delaunay.c:426
GDALApplyVerticalShiftGrid
GDALDatasetH GDALApplyVerticalShiftGrid(GDALDatasetH hSrcDataset, GDALDatasetH hGridDataset, int bInverse, double dfSrcUnitToMeter, double dfDstUnitToMeter, const char *const *papszOptions)
Apply a vertical shift grid to a source (DEM typically) dataset.
Definition: gdalapplyverticalshiftgrid.cpp:374
GDALGridDataMetricsOptions::dfRadius2
double dfRadius2
Definition: gdal_alg.h:511
GDALTPSTransform
int GDALTPSTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Transforms point based on GCP derived polynomial model.
Definition: gdal_tps.cpp:358
ogr_api.h
C API and defines for OGRFeature, OGRGeometry, and OGRDataSource related classes. ...
GDALApproxTransform
int GDALApproxTransform(void *pTransformArg, int bDstToSrc, int nPointCount, double *x, double *y, double *z, int *panSuccess)
Perform approximate transformation.
Definition: gdaltransformer.cpp:3586
CPL_C_END
#define CPL_C_END
Macro to end a block of C symbols.
Definition: cpl_port.h:339
GDALCreateGenImgProjTransformer
void * GDALCreateGenImgProjTransformer(GDALDatasetH hSrcDS, const char *pszSrcWKT, GDALDatasetH hDstDS, const char *pszDstWKT, int bGCPUseOK, double dfGCPErrorThreshold, int nOrder)
Create image to image transformer.
Definition: gdaltransformer.cpp:1070
GDALGridInverseDistanceToAPowerOptions
Inverse distance to a power method control options.
Definition: gdal_alg.h:404
GDALDestroyTPSTransformer
void GDALDestroyTPSTransformer(void *pTransformArg)
Destroy TPS transformer.
Definition: gdal_tps.cpp:313
GDALGridInverseDistanceToAPowerNearestNeighborOptions::dfSmoothing
double dfSmoothing
Definition: gdal_alg.h:448
GDALGridContextProcess
CPLErr GDALGridContextProcess(GDALGridContext *psContext, double dfXMin, double dfXMax, double dfYMin, double dfYMax, GUInt32 nXSize, GUInt32 nYSize, GDALDataType eType, void *pData, GDALProgressFunc pfnProgress, void *pProgressArg)
Do the gridding of a window of a raster.
Definition: gdalgrid.cpp:2183
GDALColorTableH
void * GDALColorTableH
Opaque type used for the C bindings of the C++ GDALColorTable class.
Definition: gdal.h:264
GDALCreateReprojectionTransformer
void * GDALCreateReprojectionTransformer(const char *pszSrcWKT, const char *pszDstWKT)
Create reprojection transformer.
Definition: gdaltransformer.cpp:2724
GDALPolygonize
CPLErr GDALPolygonize(GDALRasterBandH hSrcBand, GDALRasterBandH hMaskBand, OGRLayerH hOutLayer, int iPixValField, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Create polygon coverage from raster data.
Definition: polygonize.cpp:826
GDALGridInverseDistanceToAPowerOptions::dfPower
double dfPower
Definition: gdal_alg.h:407
GDALTriFacet
Triangle fact.
Definition: gdal_alg.h:574
GDALGridInverseDistanceToAPowerOptions::nMaxPoints
GUInt32 nMaxPoints
Definition: gdal_alg.h:429
GGA_NearestNeighbor
Definition: gdal_alg.h:389
GDALOpenVerticalShiftGrid
GDALDatasetH GDALOpenVerticalShiftGrid(const char *pszProj4Geoidgrids, int *pbError)
Load proj.4 geoidgrids as GDAL dataset.
Definition: gdalapplyverticalshiftgrid.cpp:614
GDALCreateGenImgProjTransformer3
void * GDALCreateGenImgProjTransformer3(const char *pszSrcWKT, const double *padfSrcGeoTransform, const char *pszDstWKT, const double *padfDstGeoTransform)
Create image to image transformer.
Definition: gdaltransformer.cpp:2066
GDALFillNodata
CPLErr GDALFillNodata(GDALRasterBandH hTargetBand, GDALRasterBandH hMaskBand, double dfMaxSearchDist, int bDeprecatedOption, int nSmoothingIterations, char **papszOptions, GDALProgressFunc pfnProgress, void *pProgressArg)
Fill selected raster regions by interpolation from the edges.
Definition: rasterfill.cpp:412
GDALComputeMedianCutPCT
int GDALComputeMedianCutPCT(GDALRasterBandH hRed, GDALRasterBandH hGreen, GDALRasterBandH hBlue, int(*pfnIncludePixel)(int, int, void *), int nColors, GDALColorTableH hColorTable, GDALProgressFunc pfnProgress, void *pProgressArg)
Compute optimal PCT for RGB image.
Definition: gdalmediancut.cpp:147
GDALGridDataMetricsOptions::dfNoDataValue
double dfNoDataValue
Definition: gdal_alg.h:524
GGA_Linear
Definition: gdal_alg.h:398
GDALTriBarycentricCoefficients::dfMul1Y
double dfMul1Y
dfMul1Y
Definition: gdal_alg.h:592
GDALGridContext
struct GDALGridContext GDALGridContext
Grid context opaque type.
Definition: gdal_alg.h:548
GDALGridMovingAverageOptions::dfAngle
double dfAngle
Definition: gdal_alg.h:478
GDALApproxTransformerOwnsSubtransformer
void GDALApproxTransformerOwnsSubtransformer(void *pCBData, int bOwnFlag)
Set bOwnSubtransformer flag.
Definition: gdaltransformer.cpp:3247
GDALCreateGCPRefineTransformer
void * GDALCreateGCPRefineTransformer(int nGCPCount, const GDAL_GCP *pasGCPList, int nReqOrder, int bReversed, double tolerance, int minimumGcps)
Create GCP based polynomial transformer, with a tolerance threshold to discard GCPs that transform ba...
Definition: gdal_crs.cpp:341
GDALTriangulationFree
void GDALTriangulationFree(GDALTriangulation *psDT)
Free a triangulation.
Definition: delaunay.c:275
GDALTriangulationFindFacetDirected
int GDALTriangulationFindFacetDirected(const GDALTriangulation *psDT, int nFacetIdx, double dfX, double dfY, int *panOutputFacetIdx)
Returns the index of the triangle that contains the point by walking in the triangulation.
Definition: delaunay.c:521
GDALTriBarycentricCoefficients::dfMul1X
double dfMul1X
dfMul1X
Definition: gdal_alg.h:591
GDALGridInverseDistanceToAPowerNearestNeighborOptions::nMinPoints
GUInt32 nMinPoints
Definition: gdal_alg.h:462
GDAL_CG_Destroy
void GDAL_CG_Destroy(GDALContourGeneratorH hCG)
Destroy contour generator.
Definition: contour.cpp:737
GDAL_GCP
Ground Control Point.
Definition: gdal.h:563
CPLErr
CPLErr
Error category.
Definition: cpl_error.h:52
GDALGridInverseDistanceToAPowerOptions::dfSmoothing
double dfSmoothing
Definition: gdal_alg.h:409
GDALGridInverseDistanceToAPowerNearestNeighborOptions::nMaxPoints
GUInt32 nMaxPoints
Definition: gdal_alg.h:456
GDALCreateTPSTransformer
void * GDALCreateTPSTransformer(int nGCPCount, const GDAL_GCP *pasGCPList, int bReversed)
Create Thin Plate Spline transformer from GCPs.
Definition: gdal_tps.cpp:144
GDALChecksumImage
int GDALChecksumImage(GDALRasterBandH hBand, int nXOff, int nYOff, int nXSize, int nYSize)
Compute checksum for image region.
Definition: gdalchecksum.cpp:66
GDALTriangulation
Triangulation structure.
Definition: gdal_alg.h:600

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