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00098 #ifndef GDAL_ALG_H_INCLUDED
00099 #define GDAL_ALG_H_INCLUDED
00100
00107 #include "gdal.h"
00108 #include "cpl_minixml.h"
00109
00110 CPL_C_START
00111
00112 int CPL_DLL CPL_STDCALL GDALComputeMedianCutPCT( GDALRasterBandH hRed,
00113 GDALRasterBandH hGreen,
00114 GDALRasterBandH hBlue,
00115 int (*pfnIncludePixel)(int,int,void*),
00116 int nColors,
00117 GDALColorTableH hColorTable,
00118 GDALProgressFunc pfnProgress,
00119 void * pProgressArg );
00120
00121 int CPL_DLL CPL_STDCALL GDALDitherRGB2PCT( GDALRasterBandH hRed,
00122 GDALRasterBandH hGreen,
00123 GDALRasterBandH hBlue,
00124 GDALRasterBandH hTarget,
00125 GDALColorTableH hColorTable,
00126 GDALProgressFunc pfnProgress,
00127 void * pProgressArg );
00128
00129 int CPL_DLL CPL_STDCALL GDALChecksumImage( GDALRasterBandH hBand,
00130 int nXOff, int nYOff, int nXSize, int nYSize );
00131
00132
00133
00134
00135
00136
00137 typedef int
00138 (*GDALTransformerFunc)( void *pTransformerArg,
00139 int bDstToSrc, int nPointCount,
00140 double *x, double *y, double *z, int *panSuccess );
00141
00142 typedef struct {
00143 char szSignature[4];
00144 char *pszClassName;
00145 GDALTransformerFunc pfnTransform;
00146 void (*pfnCleanup)( void * );
00147 CPLXMLNode *(*pfnSerialize)( void * );
00148 } GDALTransformerInfo;
00149
00150 void CPL_DLL GDALDestroyTransformer( void *pTransformerArg );
00151
00152
00153
00154
00155
00156
00157 void CPL_DLL *
00158 GDALCreateGenImgProjTransformer( GDALDatasetH hSrcDS, const char *pszSrcWKT,
00159 GDALDatasetH hDstDS, const char *pszDstWKT,
00160 int bGCPUseOK, double dfGCPErrorThreshold,
00161 int nOrder );
00162 void CPL_DLL GDALSetGenImgProjTransformerDstGeoTransform( void *,
00163 const double * );
00164 void CPL_DLL GDALDestroyGenImgProjTransformer( void * );
00165 int CPL_DLL GDALGenImgProjTransform(
00166 void *pTransformArg, int bDstToSrc, int nPointCount,
00167 double *x, double *y, double *z, int *panSuccess );
00168
00169
00170 void CPL_DLL *
00171 GDALCreateReprojectionTransformer( const char *pszSrcWKT,
00172 const char *pszDstWKT );
00173 void CPL_DLL GDALDestroyReprojectionTransformer( void * );
00174 int CPL_DLL GDALReprojectionTransform(
00175 void *pTransformArg, int bDstToSrc, int nPointCount,
00176 double *x, double *y, double *z, int *panSuccess );
00177
00178
00179 void CPL_DLL *
00180 GDALCreateGCPTransformer( int nGCPCount, const GDAL_GCP *pasGCPList,
00181 int nReqOrder, int bReversed );
00182 void CPL_DLL GDALDestroyGCPTransformer( void *pTransformArg );
00183 int CPL_DLL GDALGCPTransform(
00184 void *pTransformArg, int bDstToSrc, int nPointCount,
00185 double *x, double *y, double *z, int *panSuccess );
00186
00187
00188
00189 void CPL_DLL *
00190 GDALCreateTPSTransformer( int nGCPCount, const GDAL_GCP *pasGCPList,
00191 int bReversed );
00192 void CPL_DLL GDALDestroyTPSTransformer( void *pTransformArg );
00193 int CPL_DLL GDALTPSTransform(
00194 void *pTransformArg, int bDstToSrc, int nPointCount,
00195 double *x, double *y, double *z, int *panSuccess );
00196
00197
00198
00199 void CPL_DLL *
00200 GDALCreateRPCTransformer( GDALRPCInfo *psRPC, int bReversed,
00201 double dfPixErrThreshold );
00202 void CPL_DLL GDALDestroyRPCTransformer( void *pTransformArg );
00203 int CPL_DLL GDALRPCTransform(
00204 void *pTransformArg, int bDstToSrc, int nPointCount,
00205 double *x, double *y, double *z, int *panSuccess );
00206
00207
00208 void CPL_DLL *
00209 GDALCreateApproxTransformer( GDALTransformerFunc pfnRawTransformer,
00210 void *pRawTransformerArg, double dfMaxError );
00211 void CPL_DLL GDALApproxTransformerOwnsSubtransformer( void *pCBData,
00212 int bOwnFlag );
00213 void CPL_DLL GDALDestroyApproxTransformer( void *pApproxArg );
00214 int CPL_DLL GDALApproxTransform(
00215 void *pTransformArg, int bDstToSrc, int nPointCount,
00216 double *x, double *y, double *z, int *panSuccess );
00217
00218
00219
00220
00221 int CPL_DLL CPL_STDCALL
00222 GDALSimpleImageWarp( GDALDatasetH hSrcDS,
00223 GDALDatasetH hDstDS,
00224 int nBandCount, int *panBandList,
00225 GDALTransformerFunc pfnTransform,
00226 void *pTransformArg,
00227 GDALProgressFunc pfnProgress,
00228 void *pProgressArg,
00229 char **papszWarpOptions );
00230
00231 CPLErr CPL_DLL CPL_STDCALL
00232 GDALSuggestedWarpOutput( GDALDatasetH hSrcDS,
00233 GDALTransformerFunc pfnTransformer,
00234 void *pTransformArg,
00235 double *padfGeoTransformOut,
00236 int *pnPixels, int *pnLines );
00237
00238 CPLXMLNode CPL_DLL *
00239 GDALSerializeTransformer( GDALTransformerFunc pfnFunc, void *pTransformArg );
00240 CPLErr CPL_DLL GDALDeserializeTransformer( CPLXMLNode *psTree,
00241 GDALTransformerFunc *ppfnFunc,
00242 void **ppTransformArg );
00243
00244
00245
00246
00247
00248
00249 typedef CPLErr (*GDALContourWriter)( double dfLevel, int nPoints,
00250 double *padfX, double *padfY, void * );
00251
00252 typedef void *GDALContourGeneratorH;
00253
00254 GDALContourGeneratorH CPL_DLL
00255 GDAL_CG_Create( int nWidth, int nHeight,
00256 int bNoDataSet, double dfNoDataValue,
00257 double dfContourInterval, double dfContourBase,
00258 GDALContourWriter pfnWriter, void *pCBData );
00259 CPLErr CPL_DLL GDAL_CG_FeedLine( GDALContourGeneratorH hCG,
00260 double *padfScanline );
00261 void CPL_DLL GDAL_CG_Destroy( GDALContourGeneratorH hCG );
00262
00263 typedef struct
00264 {
00265 void *hLayer;
00266
00267 double adfGeoTransform[6];
00268
00269 int nElevField;
00270 int nIDField;
00271 int nNextID;
00272 } OGRContourWriterInfo;
00273
00274 CPLErr CPL_DLL
00275 OGRContourWriter( double, int, double *, double *, void *pInfo );
00276
00277 CPLErr CPL_DLL
00278 GDALContourGenerate( GDALRasterBandH hBand,
00279 double dfContourInterval, double dfContourBase,
00280 int nFixedLevelCount, double *padfFixedLevels,
00281 int bUseNoData, double dfNoDataValue,
00282 void *hLayer, int iIDField, int iElevField,
00283 GDALProgressFunc pfnProgress, void *pProgressArg );
00284
00285 CPL_C_END
00286
00287 #endif