/****************************************************************************** * * Project: Erdas Imagine (.img) Translator * Purpose: Public (C callable) interface for the Erdas Imagine reading * code. This include files, and its implementing code depends * on CPL, but not GDAL. * Author: Frank Warmerdam, warmerdam@pobox.com * ****************************************************************************** * Copyright (c) 1999, Intergraph Corporation * * SPDX-License-Identifier: MIT ****************************************************************************/ #ifndef HFAOPEN_H_INCLUDED #define HFAOPEN_H_INCLUDED #include #include "cpl_conv.h" #include "cpl_string.h" typedef struct hfainfo *HFAHandle; /* -------------------------------------------------------------------- */ /* Structure definitions from eprj.h, with some type */ /* simplifications. */ /* -------------------------------------------------------------------- */ typedef struct { double x; /* coordinate x-value */ double y; /* coordinate y-value */ } Eprj_Coordinate; typedef struct { double width; /* pixelsize width */ double height; /* pixelsize height */ } Eprj_Size; typedef struct { char *proName; /* projection name */ Eprj_Coordinate upperLeftCenter; /* map coordinates of center of upper left pixel */ Eprj_Coordinate lowerRightCenter; /* map coordinates of center of lower right pixel */ Eprj_Size pixelSize; /* pixel size in map units */ char *units; /* units of the map */ } Eprj_MapInfo; typedef enum { EPRJ_INTERNAL, /* Indicates that the projection is built into the eprj package as function calls */ EPRJ_EXTERNAL /* Indicates that the projection is accessible as an EXTERNal executable */ } Eprj_ProType; typedef enum { EPRJ_NAD27 = 1, /* Use the North America Datum 1927 */ EPRJ_NAD83 = 2, /* Use the North America Datum 1983 */ EPRJ_HARN /* Use the North America Datum High Accuracy Reference Network */ } Eprj_NAD; typedef enum { EPRJ_DATUM_PARAMETRIC, /* The datum info is 7 doubles */ EPRJ_DATUM_GRID, /* The datum info is a name */ EPRJ_DATUM_REGRESSION, EPRJ_DATUM_NONE } Eprj_DatumType; typedef struct { char *datumname; /* name of the datum */ Eprj_DatumType type; /* The datum type */ double params[7]; /* The parameters for type EPRJ_DATUM_PARAMETRIC */ char *gridname; /* name of the grid file */ } Eprj_Datum; typedef struct { char *sphereName; /* name of the ellipsoid */ double a; /* semi-major axis of ellipsoid */ double b; /* semi-minor axis of ellipsoid */ double eSquared; /* eccentricity-squared */ double radius; /* radius of the sphere */ } Eprj_Spheroid; typedef struct { Eprj_ProType proType; /* projection type */ int proNumber; /* projection number for internal projections */ char *proExeName; /* projection executable name for EXTERNal projections */ char *proName; /* projection name */ int proZone; /* projection zone (UTM, SP only) */ double proParams[15]; /* projection parameters array in the GCTP form */ Eprj_Spheroid proSpheroid; /* projection spheroid */ } Eprj_ProParameters; typedef struct { int order; double polycoefmtx[18]; double polycoefvector[2]; } Efga_Polynomial; /* -------------------------------------------------------------------- */ /* data types. */ /* -------------------------------------------------------------------- */ typedef enum { EPT_MIN = 0, EPT_u1 = 0, EPT_u2 = 1, EPT_u4 = 2, EPT_u8 = 3, EPT_s8 = 4, EPT_u16 = 5, EPT_s16 = 6, EPT_u32 = 7, EPT_s32 = 8, EPT_f32 = 9, EPT_f64 = 10, EPT_c64 = 11, EPT_c128 = 12, EPT_MAX = EPT_c128 } EPTType; /* -------------------------------------------------------------------- */ /* Prototypes */ /* -------------------------------------------------------------------- */ CPL_C_START HFAHandle CPL_DLL HFAOpen(const char *pszFilename, const char *pszMode); int CPL_DLL HFAClose(HFAHandle); /* 0 = success */ CPLErr HFADelete(const char *pszFilename); CPLErr HFARenameReferences(HFAHandle, const char *, const char *); HFAHandle CPL_DLL HFACreateLL(const char *pszFilename); HFAHandle CPL_DLL HFACreate(const char *pszFilename, int nXSize, int nYSize, int nBands, EPTType eDataType, char **papszOptions); CPLErr CPL_DLL HFAFlush(HFAHandle); int CPL_DLL HFACreateOverview(HFAHandle hHFA, int nBand, int nOverviewLevel, const char *pszResampling); const Eprj_MapInfo CPL_DLL *HFAGetMapInfo(HFAHandle); int CPL_DLL HFAGetGeoTransform(HFAHandle, double *); CPLErr CPL_DLL HFASetGeoTransform(HFAHandle, const char *, const char *, double *); CPLErr CPL_DLL HFASetMapInfo(HFAHandle, const Eprj_MapInfo *); const Eprj_Datum CPL_DLL *HFAGetDatum(HFAHandle); CPLErr CPL_DLL HFASetDatum(HFAHandle, const Eprj_Datum *); const Eprj_ProParameters CPL_DLL *HFAGetProParameters(HFAHandle); char CPL_DLL *HFAGetPEString(HFAHandle); CPLErr CPL_DLL HFASetPEString(HFAHandle hHFA, const char *pszPEString); CPLErr CPL_DLL HFASetProParameters(HFAHandle, const Eprj_ProParameters *); CPLErr CPL_DLL HFAGetRasterInfo(HFAHandle hHFA, int *pnXSize, int *pnYSize, int *pnBands); CPLErr CPL_DLL HFAGetBandInfo(HFAHandle hHFA, int nBand, EPTType *peDataType, int *pnBlockXSize, int *pnBlockYSize, int *pnCompressionType); int CPL_DLL HFAGetBandNoData(HFAHandle hHFA, int nBand, double *pdfValue); CPLErr CPL_DLL HFASetBandNoData(HFAHandle hHFA, int nBand, double dfValue); int CPL_DLL HFAGetOverviewCount(HFAHandle hHFA, int nBand); CPLErr CPL_DLL HFAGetOverviewInfo(HFAHandle hHFA, int nBand, int nOverview, int *pnXSize, int *pnYSize, int *pnBlockXSize, int *pnBlockYSize, EPTType *peHFADataType); CPLErr CPL_DLL HFAGetRasterBlock(HFAHandle hHFA, int nBand, int nXBlock, int nYBlock, void *pData); CPLErr CPL_DLL HFAGetRasterBlockEx(HFAHandle hHFA, int nBand, int nXBlock, int nYBlock, void *pData, int nDataSize); CPLErr CPL_DLL HFAGetOverviewRasterBlock(HFAHandle hHFA, int nBand, int iOverview, int nXBlock, int nYBlock, void *pData); CPLErr CPL_DLL HFAGetOverviewRasterBlockEx(HFAHandle hHFA, int nBand, int iOverview, int nXBlock, int nYBlock, void *pData, int nDataSize); CPLErr CPL_DLL HFASetRasterBlock(HFAHandle hHFA, int nBand, int nXBlock, int nYBlock, void *pData); CPLErr CPL_DLL HFASetOverviewRasterBlock(HFAHandle hHFA, int nBand, int iOverview, int nXBlock, int nYBlock, void *pData); const char *HFAGetBandName(HFAHandle hHFA, int nBand); void HFASetBandName(HFAHandle hHFA, int nBand, const char *pszName); int CPL_DLL HFAGetDataTypeBits(EPTType eDataType); const char CPL_DLL *HFAGetDataTypeName(EPTType eDataType); CPLErr CPL_DLL HFAGetPCT(HFAHandle, int, int *, double **, double **, double **, double **, double **); CPLErr CPL_DLL HFASetPCT(HFAHandle, int, int, double *, double *, double *, double *); void CPL_DLL HFADumpTree(HFAHandle, FILE *); void CPL_DLL HFADumpDictionary(HFAHandle, FILE *); CPLErr CPL_DLL HFAGetDataRange(HFAHandle, int, double *, double *); char CPL_DLL **HFAGetMetadata(HFAHandle hHFA, int nBand); CPLErr CPL_DLL HFASetMetadata(HFAHandle hHFA, int nBand, char **); char CPL_DLL **HFAGetClassNames(HFAHandle hHFA, int nBand); int CPL_DLL HFAReadXFormStack(HFAHandle psInfo, Efga_Polynomial **ppasPolyListForward, Efga_Polynomial **ppasPolyListReverse); CPLErr CPL_DLL HFAWriteXFormStack(HFAHandle psInfo, int nBand, int nXFormCount, Efga_Polynomial **ppasPolyListForward, Efga_Polynomial **ppasPolyListReverse); int CPL_DLL HFAEvaluateXFormStack(int nStepCount, int bForward, Efga_Polynomial *pasPolyList, double *pdfX, double *pdfY); char CPL_DLL **HFAReadCameraModel(HFAHandle psInfo); const char CPL_DLL *HFAReadElevationUnit(HFAHandle psInfo, int iBand); /* -------------------------------------------------------------------- */ /* Projection codes. */ /* -------------------------------------------------------------------- */ #define EPRJ_LATLONG 0 #define EPRJ_UTM 1 #define EPRJ_STATE_PLANE 2 #define EPRJ_ALBERS_CONIC_EQUAL_AREA 3 #define EPRJ_LAMBERT_CONFORMAL_CONIC 4 #define EPRJ_MERCATOR 5 #define EPRJ_POLAR_STEREOGRAPHIC 6 #define EPRJ_POLYCONIC 7 #define EPRJ_EQUIDISTANT_CONIC 8 #define EPRJ_TRANSVERSE_MERCATOR 9 #define EPRJ_STEREOGRAPHIC 10 #define EPRJ_LAMBERT_AZIMUTHAL_EQUAL_AREA 11 #define EPRJ_AZIMUTHAL_EQUIDISTANT 12 #define EPRJ_GNOMONIC 13 #define EPRJ_ORTHOGRAPHIC 14 #define EPRJ_GENERAL_VERTICAL_NEAR_SIDE_PERSPECTIVE 15 #define EPRJ_SINUSOIDAL 16 #define EPRJ_EQUIRECTANGULAR 17 #define EPRJ_MILLER_CYLINDRICAL 18 #define EPRJ_VANDERGRINTEN 19 #define EPRJ_HOTINE_OBLIQUE_MERCATOR 20 #define EPRJ_SPACE_OBLIQUE_MERCATOR 21 #define EPRJ_MODIFIED_TRANSVERSE_MERCATOR 22 #define EPRJ_EOSAT_SOM 23 #define EPRJ_ROBINSON 24 #define EPRJ_SOM_A_AND_B 25 #define EPRJ_ALASKA_CONFORMAL 26 #define EPRJ_INTERRUPTED_GOODE_HOMOLOSINE 27 #define EPRJ_MOLLWEIDE 28 #define EPRJ_INTERRUPTED_MOLLWEIDE 29 #define EPRJ_HAMMER 30 #define EPRJ_WAGNER_IV 31 #define EPRJ_WAGNER_VII 32 #define EPRJ_OBLATED_EQUAL_AREA 33 #define EPRJ_PLATE_CARREE 34 #define EPRJ_EQUIDISTANT_CYLINDRICAL 35 #define EPRJ_GAUSS_KRUGER 36 #define EPRJ_ECKERT_VI 37 #define EPRJ_ECKERT_V 38 #define EPRJ_ECKERT_IV 39 #define EPRJ_ECKERT_III 40 #define EPRJ_ECKERT_II 41 #define EPRJ_ECKERT_I 42 #define EPRJ_GALL_STEREOGRAPHIC 43 #define EPRJ_BEHRMANN 44 #define EPRJ_WINKEL_I 45 #define EPRJ_WINKEL_II 46 #define EPRJ_QUARTIC_AUTHALIC 47 #define EPRJ_LOXIMUTHAL 48 #define EPRJ_BONNE 49 #define EPRJ_STEREOGRAPHIC_EXTENDED 50 #define EPRJ_CASSINI 51 #define EPRJ_TWO_POINT_EQUIDISTANT 52 #define EPRJ_ANCHORED_LSR 53 #define EPRJ_KROVAK 54 #define EPRJ_DOUBLE_STEREOGRAPHIC 55 #define EPRJ_AITOFF 56 #define EPRJ_CRASTER_PARABOLIC 57 #define EPRJ_CYLINDRICAL_EQUAL_AREA 58 #define EPRJ_FLAT_POLAR_QUARTIC 59 #define EPRJ_TIMES 60 #define EPRJ_WINKEL_TRIPEL 61 #define EPRJ_HAMMER_AITOFF 62 #define EPRJ_VERTICAL_NEAR_SIDE_PERSPECTIVE 63 #define EPRJ_HOTINE_OBLIQUE_MERCATOR_AZIMUTH_CENTER 64 #define EPRJ_HOTINE_OBLIQUE_MERCATOR_TWO_POINT_CENTER 65 #define EPRJ_HOTINE_OBLIQUE_MERCATOR_TWO_POINT_NATURAL_ORIGIN 66 #define EPRJ_LAMBERT_CONFORMAL_CONIC_1SP 67 #define EPRJ_PSEUDO_MERCATOR 68 #define EPRJ_MERCATOR_VARIANT_A 69 #define EPRJ_HOTINE_OBLIQUE_MERCATOR_VARIANT_A 70 #define EPRJ_TRANSVERSE_MERCATOR_SOUTH_ORIENTATED 71 #define EPRJ_EXTERNAL_RSO "eprj_rso" #define EPRJ_EXTERNAL_NZMG "nzmg" #define EPRJ_EXTERNAL_INTEGERIZED_SINUSOIDAL "isin" CPL_C_END #ifdef __cplusplus extern "C++" { #include std::string HFAGetIGEFilename(HFAHandle); } #endif #endif /* ndef HFAOPEN_H_INCLUDED */