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# gdal.h

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    00001 /******************************************************************************
    00002  * $Id: gdal_h-source.html,v 1.14 2002/12/21 19:13:12 warmerda Exp $
    00003  *
    00004  * Name:     gdal.h
    00005  * Project:  GDAL Core
    00006  * Purpose:  GDAL Core C/Public declarations.
    00007  * Author:   Frank Warmerdam, warmerda@home.com
    00008  *
    00009  ******************************************************************************
    00010  * Copyright (c) 1998, 2002 Frank Warmerdam
    00011  *
    00012  * Permission is hereby granted, free of charge, to any person obtaining a
    00013  * copy of this software and associated documentation files (the "Software"),
    00014  * to deal in the Software without restriction, including without limitation
    00015  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
    00016  * and/or sell copies of the Software, and to permit persons to whom the
    00017  * Software is furnished to do so, subject to the following conditions:
    00018  *
    00019  * The above copyright notice and this permission notice shall be included
    00020  * in all copies or substantial portions of the Software.
    00021  *
    00022  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
    00023  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00024  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
    00025  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00026  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
    00027  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
    00028  * DEALINGS IN THE SOFTWARE.
    00029  ******************************************************************************
    00030  *
    00031  * $Log: gdal_h-source.html,v $
    00031  * Revision 1.14  2002/12/21 19:13:12  warmerda
    00031  * updated
    00031  *
    00032  * Revision 1.59  2002/12/21 17:28:35  warmerda
    00033  * actually, lets use 1.1.8.0
    00034  *
    00035  * Revision 1.58  2002/12/21 17:26:43  warmerda
    00036  * updated version to 1.1.7.5
    00037  *
    00038  * Revision 1.57  2002/12/05 15:46:38  warmerda
    00039  * added GDALReadTabFile()
    00040  *
    00041  * Revision 1.56  2002/11/23 18:07:41  warmerda
    00042  * added DMD_CREATIONDATATYPES
    00043  *
    00044  * Revision 1.55  2002/10/24 14:18:29  warmerda
    00045  * intermediate version update
    00046  *
    00047  * Revision 1.54  2002/09/11 14:17:38  warmerda
    00048  * added C GDALSetDescription()
    00049  *
    00050  * Revision 1.53  2002/09/06 01:29:55  warmerda
    00051  * added C entry points for GetAccess() and GetOpenDatasets()
    00052  *
    00053  * Revision 1.52  2002/09/04 06:52:35  warmerda
    00054  * added GDALDestroyDriverManager
    00055  *
    00056  * Revision 1.51  2002/07/09 20:33:12  warmerda
    00057  * expand tabs
    00058  *
    00059  * Revision 1.50  2002/06/12 21:13:27  warmerda
    00060  * use metadata based driver info
    00061  *
    00062  * Revision 1.49  2002/05/28 18:55:46  warmerda
    00063  * added GDALOpenShared() and GDALDumpOpenDatasets
    00064  *
    00065  * Revision 1.48  2002/05/14 21:38:32  warmerda
    00066  * make INST_DATA overidable with binary patch
    00067  *
    00068  * Revision 1.47  2002/05/06 21:37:29  warmerda
    00069  * added GDALGCPsToGeoTransform
    00070  *
    00071  * Revision 1.46  2002/04/24 16:25:04  warmerda
    00072  * Ensure that GDAL{Read,Write}WorldFile() are exported on Windows.
    00073  *
    00074  * Revision 1.45  2002/04/19 12:22:05  dron
    00075  * added GDALWriteWorldFile()
    00076  *
    00077  * Revision 1.44  2002/04/16 13:59:33  warmerda
    00078  * added GDALVersionInfo
    00079  *
    00080  * Revision 1.43  2002/04/16 13:26:08  warmerda
    00081  * upgrade to version 1.1.7
    00082  *
    00083  * Revision 1.42  2002/02/04 19:23:09  warmerda
    00084  * *** empty log message ***
    00085  *
    00086  * Revision 1.41  2002/01/13 03:12:04  warmerda
    00087  * added version/release information
    00088  *
    00089  * Revision 1.40  2001/12/10 17:43:22  warmerda
    00090  * fixed GDALAddBand() prototype
    00091  *
    00092  * Revision 1.39  2001/11/18 00:52:15  warmerda
    00093  * removed GDALProjDef
    00094  *
    00095  * Revision 1.38  2001/11/16 21:36:01  warmerda
    00096  * added the AddBand() method on GDALDataset
    00097  *
    00098  * Revision 1.37  2001/10/17 21:47:02  warmerda
    00099  * added SetGCPs() on GDALDataset
    00100  *
    00101  * Revision 1.36  2001/07/05 13:13:40  warmerda
    00102  * added UnitType from C support
    00103  *
    00104  * Revision 1.35  2001/05/01 18:09:25  warmerda
    00105  * added GDALReadWorldFile()
    00106  *
    00107  * Revision 1.34  2001/01/30 22:32:42  warmerda
    00108  * added AVERAGE_MP (magnitude preserving averaging) overview resampling type
    00109  *
    00110  * Revision 1.33  2000/10/06 18:30:01  warmerda
    00111  * Fixed CPL_DLL position for GDALGetRasterCategoryNames().
    00112  *
    00113  * Revision 1.32  2000/10/06 15:23:03  warmerda
    00114  * added some new functions
    00115  *
    00116  * Revision 1.31  2000/08/25 14:26:51  warmerda
    00117  * added GDALHasArbitraryOverviews
    00118  *
    00119  * Revision 1.30  2000/08/18 15:24:48  warmerda
    00120  * added GDALTermProgress
    00121  *
    00122  * Revision 1.29  2000/07/11 14:35:43  warmerda
    00123  * added documentation
    00124  *
    00125  * Revision 1.28  2000/06/27 17:30:21  warmerda
    00126  * added GDALGetRasterSampleOverview
    00127  *
    00128  * Revision 1.27  2000/06/26 22:17:49  warmerda
    00129  * added scaled progress support
    00130  *
    00131  * Revision 1.26  2000/06/26 18:47:31  warmerda
    00132  * added GDALBuildOverviews
    00133  *
    00134  * Revision 1.25  2000/06/26 15:26:21  warmerda
    00135  * added GDALGetDescription
    00136  *
    00137  * Revision 1.24  2000/06/05 17:24:05  warmerda
    00138  * added real complex support
    00139  *
    00140  * Revision 1.23  2000/04/30 23:22:16  warmerda
    00141  * added CreateCopy support
    00142  *
    00143  * Revision 1.22  2000/04/26 18:25:29  warmerda
    00144  * added missing CPL_DLL attributes
    00145  *
    00146  * Revision 1.21  2000/04/21 21:54:37  warmerda
    00147  * updated metadata API
    00148  *
    00149  * Revision 1.20  2000/03/31 13:41:25  warmerda
    00150  * added gcps
    00151  *
    00152  * Revision 1.19  2000/03/24 00:09:05  warmerda
    00153  * rewrote cache management
    00154  *
    00155  * Revision 1.18  2000/03/09 23:22:03  warmerda
    00156  * added GetHistogram
    00157  *
    00158  * Revision 1.17  2000/03/08 19:59:16  warmerda
    00159  * added GDALFlushRasterCache
    00160  *
    00161  * Revision 1.16  2000/03/06 21:50:37  warmerda
    00162  * added min/max support
    00163  *
    00164  * Revision 1.15  2000/03/06 02:19:56  warmerda
    00165  * added lots of new functions
    00166  *
    00167  * Revision 1.14  2000/01/31 14:24:36  warmerda
    00168  * implemented dataset delete
    00169  *
    00170  * Revision 1.13  1999/11/11 21:59:06  warmerda
    00171  * added GetDriver() for datasets
    00172  *
    00173  * Revision 1.12  1999/10/21 13:23:28  warmerda
    00174  * Added C callable driver related functions.
    00175  *
    00176  * Revision 1.11  1999/10/01 14:44:02  warmerda
    00177  * added documentation
    00178  *
    00179  * Revision 1.10  1999/07/23 19:35:22  warmerda
    00180  * added GDALSwapWords(), GDALCopyWords()
    00181  *
    00182  * Revision 1.9  1999/05/23 02:46:26  warmerda
    00183  * Added documentation short description.
    00184  *
    00185  * Revision 1.8  1999/04/21 04:16:13  warmerda
    00186  * experimental docs
    00187  *
    00188  * Revision 1.7  1999/03/02 21:09:48  warmerda
    00189  * add GDALDecToDMS()
    00190  *
    00191  * Revision 1.6  1999/01/11 15:36:17  warmerda
    00192  * Added projections support, and a few other things.
    00193  *
    00194  * Revision 1.5  1998/12/31 18:53:33  warmerda
    00195  * Add GDALGetDriverByName
    00196  *
    00197  * Revision 1.4  1998/12/06 22:16:27  warmerda
    00198  * Added GDALCreate().
    00199  *
    00200  * Revision 1.3  1998/12/06 02:50:36  warmerda
    00201  * Added three new functions.
    00202  *
    00203  * Revision 1.2  1998/12/03 18:34:05  warmerda
    00204  * Update to use CPL
    00205  *
    00206  * Revision 1.1  1998/10/18 06:15:10  warmerda
    00207  * Initial implementation.
    00208  *
    00209  */
    00210
    00211 #ifndef GDAL_H_INCLUDED
    00212 #define GDAL_H_INCLUDED
    00213
    00220 #include "cpl_port.h"
    00221 #include "cpl_error.h"
    00222
    00223 /* -------------------------------------------------------------------- */
    00224 /*      GDAL Version Information.                                       */
    00225 /* -------------------------------------------------------------------- */
    00226 #ifndef GDAL_VERSION_NUM
    00227 #  define GDAL_VERSION_NUM      1180
    00228 #endif
    00229 #ifndef GDAL_RELEASE_DATE
    00230 #  define GDAL_RELEASE_DATE     20021221
    00231 #endif
    00232 #ifndef GDAL_RELEASE_NAME
    00233 #  define GDAL_RELEASE_NAME     "1.1.8.0"
    00234 #endif
    00235
    00236 /* -------------------------------------------------------------------- */
    00237 /*      Significant constants.                                          */
    00238 /* -------------------------------------------------------------------- */
    00239
    00240 CPL_C_START
    00241
    00243 typedef enum {
    00244     GDT_Unknown = 0,           GDT_Byte = 1,         GDT_UInt16 = 2,           GDT_Int16 = 3,      GDT_UInt32 = 4,        GDT_Int32 = 5,        GDT_Float32 = 6,        GDT_Float64 = 7,                        GDT_CInt16 = 8,                        GDT_CInt32 = 9,                      GDT_CFloat32 = 10,                      GDT_CFloat64 = 11,
    00256     GDT_TypeCount = 12          /* maximum type # + 1 */
    00257 } GDALDataType;
    00258
    00259 int CPL_DLL GDALGetDataTypeSize( GDALDataType );
    00260 int CPL_DLL GDALDataTypeIsComplex( GDALDataType );
    00261 const char CPL_DLL *GDALGetDataTypeName( GDALDataType );
    00262 GDALDataType CPL_DLL GDALDataTypeUnion( GDALDataType, GDALDataType );
    00263
    00265 typedef enum { GA_ReadOnly = 0,           GA_Update = 1
    00268 } GDALAccess;
    00269
    00271 typedef enum {   GF_Read = 0,  GF_Write = 1
    00274 } GDALRWFlag;
    00275
    00277 typedef enum
    00278 {
    00279     GCI_Undefined=0,                                      GCI_GrayIndex=1,          GCI_PaletteIndex=2,                         GCI_RedBand=3,                       GCI_GreenBand=4,                        GCI_BlueBand=5,              GCI_AlphaBand=6,                          GCI_HueBand=7,                   GCI_SaturationBand=8,                    GCI_LightnessBand=9,                        GCI_CyanBand=10,                     GCI_MagentaBand=11,                      GCI_YellowBand=12,                       GCI_BlackBand=13
    00293 } GDALColorInterp;
    00294
    00296 const char CPL_DLL *GDALGetColorInterpretationName( GDALColorInterp );
    00297
    00299 typedef enum
    00300 {                      GPI_Gray=0,  GPI_RGB=1, GPI_CMYK=2,     GPI_HLS=3
    00305 } GDALPaletteInterp;
    00306
    00308 const char CPL_DLL *GDALGetPaletteInterpretationName( GDALPaletteInterp );
    00309
    00310 /* -------------------------------------------------------------------- */
    00311 /*      GDAL Specific error codes.                                      */
    00312 /*                                                                      */
    00313 /*      error codes 100 to 299 reserved for GDAL.                       */
    00314 /* -------------------------------------------------------------------- */
    00315 #define CPLE_WrongFormat        200
    00316
    00317 /* -------------------------------------------------------------------- */
    00318 /*      Define handle types related to various internal classes.        */
    00319 /* -------------------------------------------------------------------- */
    00320 typedef void *GDALMajorObjectH;
    00321 typedef void *GDALDatasetH;
    00322 typedef void *GDALRasterBandH;
    00323 typedef void *GDALDriverH;
    00324 typedef void *GDALProjDefH;
    00325 typedef void *GDALColorTableH;
    00326
    00327 /* -------------------------------------------------------------------- */
    00328 /*      Callback "progress" function.                                   */
    00329 /* -------------------------------------------------------------------- */
    00332 typedef int (*GDALProgressFunc)(double,const char *, void *);
    00333 int CPL_DLL GDALDummyProgress( double, const char *, void *);
    00334 int CPL_DLL GDALTermProgress( double, const char *, void *);
    00335 int CPL_DLL GDALScaledProgress( double, const char *, void *);
    00336 void CPL_DLL *GDALCreateScaledProgress( double, double,
    00337                                         GDALProgressFunc, void * );
    00338 void CPL_DLL GDALDestroyScaledProgress( void * );
    00339
    00340 /* ==================================================================== */
    00341 /*      Registration/driver related.                                    */
    00342 /* ==================================================================== */
    00343
    00344 typedef struct {
    00345     char      *pszOptionName;
    00346     char      *pszValueType;   /* "boolean", "int", "float", "string",
    00347                                   "string-select" */
    00348     char      *pszDescription;
    00349     char      **papszOptions;
    00350 } GDALOptionDefinition;
    00351
    00352 #define GDAL_DMD_LONGNAME "DMD_LONGNAME"
    00353 #define GDAL_DMD_HELPTOPIC "DMD_HELPTOPIC"
    00354 #define GDAL_DMD_MIMETYPE "DMD_MIMETYPE"
    00355 #define GDAL_DMD_EXTENSION "DMD_EXTENSION"
    00356 #define GDAL_DMD_CREATIONOPTIONLIST "DMD_CREATIONOPTIONLIST"
    00357 #define GDAL_DMD_CREATIONDATATYPES "DMD_CREATIONDATATYPES"
    00358
    00359 #define GDAL_DCAP_CREATE     "DCAP_CREATE"
    00360 #define GDAL_DCAP_CREATECOPY "DCAP_CREATECOPY"
    00361
    00362 void CPL_DLL GDALAllRegister( void );
    00363
    00364 GDALDatasetH CPL_DLL GDALCreate( GDALDriverH hDriver,
    00365                                  const char *, int, int, int, GDALDataType,
    00366                                  char ** );
    00367 GDALDatasetH CPL_DLL GDALCreateCopy( GDALDriverH, const char *, GDALDatasetH,
    00368                                      int, char **, GDALProgressFunc, void * );
    00369
    00370 GDALDatasetH CPL_DLL GDALOpen( const char *, GDALAccess );
    00371 GDALDatasetH CPL_DLL GDALOpenShared( const char *, GDALAccess );
    00372 int          CPL_DLL GDALDumpOpenDatasets( FILE * );
    00373
    00374 GDALDriverH CPL_DLL GDALGetDriverByName( const char * );
    00375 int CPL_DLL         GDALGetDriverCount();
    00376 GDALDriverH CPL_DLL GDALGetDriver( int );
    00377 int         CPL_DLL GDALRegisterDriver( GDALDriverH );
    00378 void        CPL_DLL GDALDeregisterDriver( GDALDriverH );
    00379 void        CPL_DLL GDALDestroyDriverManager( void );
    00380 CPLErr      CPL_DLL GDALDeleteDataset( GDALDriverH, const char * );
    00381
    00382 /* The following are deprecated */
    00383 const char CPL_DLL *GDALGetDriverShortName( GDALDriverH );
    00384 const char CPL_DLL *GDALGetDriverLongName( GDALDriverH );
    00385 const char CPL_DLL *GDALGetDriverHelpTopic( GDALDriverH );
    00386
    00387 /* ==================================================================== */
    00388 /*      GDAL_GCP                                                        */
    00389 /* ==================================================================== */
    00390
    00392 typedef struct
    00393 {
    00395     char        *pszId;
    00396
    00398     char        *pszInfo;
    00399
    00401     double      dfGCPPixel;
    00403     double      dfGCPLine;
    00404
    00406     double      dfGCPX;
    00407
    00409     double      dfGCPY;
    00410
    00412     double      dfGCPZ;
    00413 } GDAL_GCP;
    00414
    00415 void CPL_DLL GDALInitGCPs( int, GDAL_GCP * );
    00416 void CPL_DLL GDALDeinitGCPs( int, GDAL_GCP * );
    00417 GDAL_GCP CPL_DLL *GDALDuplicateGCPs( int, const GDAL_GCP * );
    00418
    00419 int CPL_DLL GDALGCPsToGeoTransform( int nGCPCount, const GDAL_GCP *pasGCPs,
    00420                                     double *padfGeoTransform, int bApproxOK );
    00421
    00422 /* ==================================================================== */
    00423 /*      major objects (dataset, and, driver, drivermanager).            */
    00424 /* ==================================================================== */
    00425
    00426 char CPL_DLL  **GDALGetMetadata( GDALMajorObjectH, const char * );
    00427 CPLErr CPL_DLL  GDALSetMetadata( GDALMajorObjectH, char **,
    00428                                  const char * );
    00429 const char CPL_DLL *GDALGetMetadataItem( GDALMajorObjectH, const char *,
    00430                                          const char * );
    00431 CPLErr CPL_DLL  GDALSetMetadataItem( GDALMajorObjectH,
    00432                                      const char *, const char *,
    00433                                      const char * );
    00434 const char CPL_DLL *GDALGetDescription( GDALMajorObjectH );
    00435 void       CPL_DLL  GDALSetDescription( GDALMajorObjectH, const char * );
    00436
    00437 /* ==================================================================== */
    00438 /*      GDALDataset class ... normally this represents one file.        */
    00439 /* ==================================================================== */
    00440
    00441 GDALDriverH CPL_DLL GDALGetDatasetDriver( GDALDatasetH );
    00442 void CPL_DLL   GDALClose( GDALDatasetH );
    00443 int CPL_DLL     GDALGetRasterXSize( GDALDatasetH );
    00444 int CPL_DLL     GDALGetRasterYSize( GDALDatasetH );
    00445 int CPL_DLL     GDALGetRasterCount( GDALDatasetH );
    00446 GDALRasterBandH CPL_DLL GDALGetRasterBand( GDALDatasetH, int );
    00447
    00448 CPLErr CPL_DLL  GDALAddBand( GDALDatasetH hDS, GDALDataType eType,
    00449                              char **papszOptions );
    00450
    00451 const char CPL_DLL *GDALGetProjectionRef( GDALDatasetH );
    00452 CPLErr CPL_DLL  GDALSetProjection( GDALDatasetH, const char * );
    00453 CPLErr CPL_DLL  GDALGetGeoTransform( GDALDatasetH, double * );
    00454 CPLErr CPL_DLL  GDALSetGeoTransform( GDALDatasetH, double * );
    00455
    00456 int CPL_DLL     GDALGetGCPCount( GDALDatasetH );
    00457 const char CPL_DLL *GDALGetGCPProjection( GDALDatasetH );
    00458 const GDAL_GCP CPL_DLL *GDALGetGCPs( GDALDatasetH );
    00459 CPLErr CPL_DLL  GDALSetGCPs( GDALDatasetH, int, const GDAL_GCP *,
    00460                              const char * );
    00461
    00462 void CPL_DLL   *GDALGetInternalHandle( GDALDatasetH, const char * );
    00463 int CPL_DLL     GDALReferenceDataset( GDALDatasetH );
    00464 int CPL_DLL     GDALDereferenceDataset( GDALDatasetH );
    00465
    00466 CPLErr CPL_DLL  GDALBuildOverviews( GDALDatasetH, const char *, int, int *,
    00467                                     int, int *, GDALProgressFunc, void * );
    00468 void CPL_DLL    GDALGetOpenDatasets( GDALDatasetH ***hDS, int *pnCount );
    00469 int CPL_DLL     GDALGetAccess( GDALDatasetH hDS );
    00470
    00471 /* ==================================================================== */
    00472 /*      GDALRasterBand ... one band/channel in a dataset.               */
    00473 /* ==================================================================== */
    00474
    00475 GDALDataType CPL_DLL GDALGetRasterDataType( GDALRasterBandH );
    00476 void CPL_DLL    GDALGetBlockSize( GDALRasterBandH,
    00477                                   int * pnXSize, int * pnYSize );
    00478
    00479 CPLErr CPL_DLL GDALRasterIO( GDALRasterBandH hRBand, GDALRWFlag eRWFlag,
    00480                               int nDSXOff, int nDSYOff,
    00481                               int nDSXSize, int nDSYSize,
    00482                               void * pBuffer, int nBXSize, int nBYSize,
    00483                               GDALDataType eBDataType,
    00484                               int nPixelSpace, int nLineSpace );
    00485 CPLErr CPL_DLL GDALReadBlock( GDALRasterBandH, int, int, void * );
    00486 CPLErr CPL_DLL GDALWriteBlock( GDALRasterBandH, int, int, void * );
    00487 int CPL_DLL GDALGetRasterBandXSize( GDALRasterBandH );
    00488 int CPL_DLL GDALGetRasterBandYSize( GDALRasterBandH );
    00489 char CPL_DLL  **GDALGetRasterMetadata( GDALRasterBandH );
    00490
    00491 GDALColorInterp CPL_DLL GDALGetRasterColorInterpretation( GDALRasterBandH );
    00492 CPLErr CPL_DLL GDALSetRasterColorInterpretation( GDALRasterBandH,
    00493                                                  GDALColorInterp );
    00494 GDALColorTableH CPL_DLL GDALGetRasterColorTable( GDALRasterBandH );
    00495 CPLErr CPL_DLL GDALSetRasterColorTable( GDALRasterBandH, GDALColorTableH );
    00496 int CPL_DLL     GDALHasArbitraryOverviews( GDALRasterBandH );
    00497 int CPL_DLL             GDALGetOverviewCount( GDALRasterBandH );
    00498 GDALRasterBandH CPL_DLL GDALGetOverview( GDALRasterBandH, int );
    00499 double CPL_DLL GDALGetRasterNoDataValue( GDALRasterBandH, int * );
    00500 CPLErr CPL_DLL GDALSetRasterNoDataValue( GDALRasterBandH, double );
    00501 char CPL_DLL ** GDALGetRasterCategoryNames( GDALRasterBandH );
    00502 CPLErr CPL_DLL GDALSetRasterCategoryNames( GDALRasterBandH, char ** );
    00503 double CPL_DLL GDALGetRasterMinimum( GDALRasterBandH, int *pbSuccess );
    00504 double CPL_DLL GDALGetRasterMaximum( GDALRasterBandH, int *pbSuccess );
    00505 const char CPL_DLL *GDALGetRasterUnitType( GDALRasterBandH );
    00506 void CPL_DLL GDALComputeRasterMinMax( GDALRasterBandH hBand, int bApproxOK,
    00507                                       double adfMinMax[2] );
    00508 CPLErr CPL_DLL GDALFlushRasterCache( GDALRasterBandH hBand );
    00509 CPLErr CPL_DLL GDALGetRasterHistogram( GDALRasterBandH hBand,
    00510                                        double dfMin, double dfMax,
    00511                                        int nBuckets, int *panHistogram,
    00512                                        int bIncludeOutOfRange, int bApproxOK,
    00513                                        GDALProgressFunc pfnProgress,
    00514                                        void * pProgressData );
    00515 int CPL_DLL GDALGetRandomRasterSample( GDALRasterBandH, int, float * );
    00516 GDALRasterBandH CPL_DLL GDALGetRasterSampleOverview( GDALRasterBandH, int );
    00517
    00518 CPLErr GDALComputeBandStats( GDALRasterBandH hBand, int nSampleStep,
    00519                              double *pdfMean, double *pdfStdDev,
    00520                              GDALProgressFunc pfnProgress,
    00521                              void *pProgressData );
    00522 CPLErr GDALOverviewMagnitudeCorrection( GDALRasterBandH hBaseBand,
    00523                                         int nOverviewCount,
    00524                                         GDALRasterBandH *pahOverviews,
    00525                                         GDALProgressFunc pfnProgress,
    00526                                         void *pProgressData );
    00527
    00528 /* -------------------------------------------------------------------- */
    00529 /*      Helper functions.                                               */
    00530 /* -------------------------------------------------------------------- */
    00531 void CPL_DLL GDALSwapWords( void *pData, int nWordSize, int nWordCount,
    00532                             int nWordSkip );
    00533 void CPL_DLL
    00534     GDALCopyWords( void * pSrcData, GDALDataType eSrcType, int nSrcPixelOffset,
    00535                    void * pDstData, GDALDataType eDstType, int nDstPixelOffset,
    00536                    int nWordCount );
    00537
    00538 int CPL_DLL GDALReadWorldFile( const char *pszBaseFilename,
    00539                        const char *pszExtension,
    00540                        double * padfGeoTransform );
    00541 int CPL_DLL GDALWriteWorldFile( const char *pszBaseFilename,
    00542                        const char *pszExtension,
    00543                        double * padfGeoTransform );
    00544 int CPL_DLL GDALReadTabFile( const char *pszBaseFilename,
    00545                              double *padfGeoTransform, char **ppszWKT,
    00546                              int *pnGCPCount, GDAL_GCP **ppasGCPs );
    00547
    00548 const char CPL_DLL *GDALDecToDMS( double, const char *, int );
    00549
    00550 const char CPL_DLL *GDALVersionInfo( const char * );
    00551
    00552 /* ==================================================================== */
    00553 /*      Color tables.                                                   */
    00554 /* ==================================================================== */
    00556 typedef struct
    00557 {
    00559     short      c1;
    00560
    00562     short      c2;
    00563
    00565     short      c3;
    00566
    00568     short      c4;
    00569 } GDALColorEntry;
    00570
    00571 GDALColorTableH CPL_DLL GDALCreateColorTable( GDALPaletteInterp );
    00572 void CPL_DLL            GDALDestroyColorTable( GDALColorTableH );
    00573 GDALColorTableH CPL_DLL GDALCloneColorTable( GDALColorTableH );
    00574 GDALPaletteInterp CPL_DLL GDALGetPaletteInterpretation( GDALColorTableH );
    00575 int CPL_DLL             GDALGetColorEntryCount( GDALColorTableH );
    00576 const GDALColorEntry CPL_DLL *GDALGetColorEntry( GDALColorTableH, int );
    00577 int CPL_DLL GDALGetColorEntryAsRGB( GDALColorTableH, int, GDALColorEntry *);
    00578 void CPL_DLL GDALSetColorEntry( GDALColorTableH, int, const GDALColorEntry * );
    00579
    00580 /* ==================================================================== */
    00581 /*      GDAL Cache Management                                           */
    00582 /* ==================================================================== */
    00583
    00584 void CPL_DLL GDALSetCacheMax( int nBytes );
    00585 int CPL_DLL GDALGetCacheMax();
    00586 int CPL_DLL GDALGetCacheUsed();
    00587 int CPL_DLL GDALFlushCacheBlock();
    00588
    00589 CPL_C_END
    00590
    00591 #endif /* ndef GDAL_H_INCLUDED */