GDAL

gdal_vrt.h
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1 /******************************************************************************
2 * $Id$
3 *
4 * Project: Virtual GDAL Datasets
5 * Purpose: C/Public declarations of virtual GDAL dataset objects.
6 * Author: Andrey Kiselev, dron@ak4719.spb.edu
7 *
8 ******************************************************************************
9 * Copyright (c) 2007, Andrey Kiselev <dron@ak4719.spb.edu>
10 *
11 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
17 *
18 * The above copyright notice and this permission notice shall be included
19 * in all copies or substantial portions of the Software.
20 *
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
26 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
27 * DEALINGS IN THE SOFTWARE.
28 ****************************************************************************/
29
30 #ifndef GDAL_VRT_H_INCLUDED
31 #define GDAL_VRT_H_INCLUDED
32
39 #include "cpl_error.h"
40 #include "cpl_minixml.h"
41 #include "cpl_port.h"
42 #include "gdal.h"
43
45 #define VRT_NODATA_UNSET -1234.56
46
47 CPL_C_START
48
50 typedef CPLErr (*VRTImageReadFunc)(void *hCBData, int nXOff, int nYOff,
51 int nXSize, int nYSize, void *pData);
52
53 /* -------------------------------------------------------------------- */
54 /* Define handle types related to various VRT dataset classes. */
55 /* -------------------------------------------------------------------- */
57 typedef void *VRTAveragedSourceH;
58 typedef void *VRTAverageFilteredSourceH;
59 typedef void *VRTComplexSourceH;
60 typedef void *VRTDerivedRasterBandH;
61 typedef void *VRTDriverH;
62 typedef void *VRTFilteredSourceH;
63 typedef void *VRTFuncSourceH;
64 typedef void *VRTKernelFilteredSourceH;
65 typedef void *VRTRasterBandH;
66 typedef void *VRTRawRasterBandH;
67 typedef void *VRTSimpleSourceH;
68 typedef void *VRTSourceH;
69 typedef void *VRTWarpedDatasetH;
70 typedef void *VRTWarpedRasterBandH;
74 typedef void *VRTDatasetH;
76 typedef void *VRTSourcedRasterBandH;
77
78 /* ==================================================================== */
79 /* VRTDataset class. */
80 /* ==================================================================== */
81
82 VRTDatasetH CPL_DLL CPL_STDCALL VRTCreate(int, int);
83 void CPL_DLL CPL_STDCALL VRTFlushCache(VRTDatasetH);
84 CPLXMLNode CPL_DLL *CPL_STDCALL VRTSerializeToXML(VRTDatasetH, const char *);
85 int CPL_DLL CPL_STDCALL VRTAddBand(VRTDatasetH, GDALDataType, char **);
86
87 /* ==================================================================== */
88 /* VRTSourcedRasterBand class. */
89 /* ==================================================================== */
90
91 CPLErr CPL_STDCALL VRTAddSource(VRTSourcedRasterBandH, VRTSourceH);
92 CPLErr CPL_DLL CPL_STDCALL VRTAddSimpleSource(VRTSourcedRasterBandH,
93 GDALRasterBandH, int, int, int,
94 int, int, int, int, int,
95 const char *, double);
96 CPLErr CPL_DLL CPL_STDCALL VRTAddComplexSource(VRTSourcedRasterBandH,
97 GDALRasterBandH, int, int, int,
98 int, int, int, int, int, double,
99 double, double);
100 CPLErr CPL_DLL CPL_STDCALL VRTAddFuncSource(VRTSourcedRasterBandH,
101 VRTImageReadFunc, void *, double);
102
103 CPL_C_END
104
105 #endif /* GDAL_VRT_H_INCLUDED */
VRTAddBand
int VRTAddBand(VRTDatasetH, GDALDataType, char **)
Definition: vrtdataset.cpp:1518
gdal.h
cpl_error.h
VRTDatasetH
void * VRTDatasetH
Opaque type for a VRT dataset.
Definition: gdal_vrt.h:74
VRTAddSource
CPLErr VRTAddSource(VRTSourcedRasterBandH, VRTSourceH)
Definition: vrtsourcedrasterband.cpp:1666
cpl_minixml.h
VRTFlushCache
void VRTFlushCache(VRTDatasetH)
Definition: vrtdataset.cpp:225
GDALDataType
GDALDataType
Definition: gdal.h:63
CPLXMLNode
Document node structure.
Definition: cpl_minixml.h:69
CPL_C_START
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:315
VRTAddComplexSource
CPLErr VRTAddComplexSource(VRTSourcedRasterBandH, GDALRasterBandH, int, int, int, int, int, int, int, int, double, double, double)
Definition: vrtsourcedrasterband.cpp:2084
CPL_C_END
#define CPL_C_END
Macro to end a block of C symbols.
Definition: cpl_port.h:319
VRTImageReadFunc
CPLErr(* VRTImageReadFunc)(void *hCBData, int nXOff, int nYOff, int nXSize, int nYSize, void *pData)
Type for a function that returns the pixel data in a provided window.
Definition: gdal_vrt.h:50
VRTAddFuncSource
CPLErr VRTAddFuncSource(VRTSourcedRasterBandH, VRTImageReadFunc, void *, double)
Definition: vrtsourcedrasterband.cpp:2135
VRTSerializeToXML
CPLXMLNode * VRTSerializeToXML(VRTDatasetH, const char *)
Definition: vrtdataset.cpp:391
cpl_port.h
CPLErr
CPLErr
Error category.
Definition: cpl_error.h:52
VRTAddSimpleSource
CPLErr VRTAddSimpleSource(VRTSourcedRasterBandH, GDALRasterBandH, int, int, int, int, int, int, int, int, const char *, double)
Definition: vrtsourcedrasterband.cpp:1981
GDALRasterBandH
void * GDALRasterBandH
Opaque type used for the C bindings of the C++ GDALRasterBand class.
Definition: gdal.h:294
VRTCreate
VRTDatasetH VRTCreate(int, int)
Definition: vrtdataset.cpp:80
VRTSourcedRasterBandH
void * VRTSourcedRasterBandH
Opaque type for a VRT sourced raster band.
Definition: gdal_vrt.h:76