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gdal_mdreader.h
1 /******************************************************************************
2 * $Id: gdal_mdreader.h 35883 2016-10-24 05:49:15Z goatbar $
3 *
4 * Project: GDAL Core
5 * Purpose: Read metadata (mainly the remote sensing imagery) from files of
6 * different providers like DigitalGlobe, GeoEye etc.
7 * Author: Dmitry Baryshnikov, polimax@mail.ru
8 *
9 ******************************************************************************
10 * Copyright (c) 2014-2015, NextGIS info@nextgis.ru
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_MDREADER_H_INCLUDED
32 #define GDAL_MDREADER_H_INCLUDED
33
34 #include "cpl_port.h"
35 #include "gdal_priv.h"
36
37 #define MD_DOMAIN_IMD "IMD"
38 #define MD_DOMAIN_RPC "RPC"
39 #define MD_DOMAIN_IMAGERY "IMAGERY"
40 #define MD_DOMAIN_DEFAULT ""
42 #define MD_NAME_ACQDATETIME "ACQUISITIONDATETIME"
43 #define MD_NAME_SATELLITE "SATELLITEID"
44 #define MD_NAME_CLOUDCOVER "CLOUDCOVER"
45 #define MD_NAME_MDTYPE "METADATATYPE"
47 #define MD_DATETIMEFORMAT "%Y-%m-%d %H:%M:%S"
48 #define MD_CLOUDCOVER_NA "999"
54 #define RPC_LINE_OFF "LINE_OFF"
55 #define RPC_SAMP_OFF "SAMP_OFF"
56 #define RPC_LAT_OFF "LAT_OFF"
57 #define RPC_LONG_OFF "LONG_OFF"
58 #define RPC_HEIGHT_OFF "HEIGHT_OFF"
59 #define RPC_LINE_SCALE "LINE_SCALE"
60 #define RPC_SAMP_SCALE "SAMP_SCALE"
61 #define RPC_LAT_SCALE "LAT_SCALE"
62 #define RPC_LONG_SCALE "LONG_SCALE"
63 #define RPC_HEIGHT_SCALE "HEIGHT_SCALE"
64 #define RPC_LINE_NUM_COEFF "LINE_NUM_COEFF"
65 #define RPC_LINE_DEN_COEFF "LINE_DEN_COEFF"
66 #define RPC_SAMP_NUM_COEFF "SAMP_NUM_COEFF"
67 #define RPC_SAMP_DEN_COEFF "SAMP_DEN_COEFF"
68
73 typedef enum {
74 MDR_None = 0x00000000,
75 MDR_DG = 0x00000001,
76 MDR_GE = 0x00000002,
77 MDR_OV = 0x00000004,
78 MDR_PLEIADES = 0x00000008,
79 MDR_SPOT = 0x00000010,
80 MDR_RDK1 = 0x00000020,
81 MDR_LS = 0x00000040,
82 MDR_RE = 0x00000080,
83 MDR_KOMPSAT = 0x00000100,
84 MDR_EROS = 0x00000200,
85 MDR_ALOS = 0x00000400,
86 MDR_ANY = MDR_DG | MDR_GE | MDR_OV | MDR_PLEIADES | MDR_SPOT | MDR_RDK1 |
87 MDR_LS | MDR_RE | MDR_KOMPSAT | MDR_EROS | MDR_ALOS
88 } MDReaders;
89
93 class GDALMDReaderBase{
94 public:
95 GDALMDReaderBase(const char *pszPath, char **papszSiblingFiles);
96 virtual ~GDALMDReaderBase();
97
103 virtual char ** GetMetadataDomain(const char *pszDomain);
109 virtual bool FillMetadata(GDALMultiDomainMetadata* poMDMD);
115 virtual bool HasRequiredFiles() const = 0;
121 virtual char** GetMetadataFiles() const = 0;
122 protected:
127 virtual void LoadMetadata();
133 virtual time_t GetAcquisitionTimeFromString(const char* pszDateTime);
143 virtual char** ReadXMLToList(CPLXMLNode* psNode, char** papszList,
144 const char* pszName = "");
154 virtual char** AddXMLNameValueToList(char** papszList, const char *pszName,
155 const char *pszValue);
156 protected:
158 char **m_papszIMDMD;
159 char **m_papszRPCMD;
160 char **m_papszIMAGERYMD;
161 char **m_papszDEFAULTMD;
162 bool m_bIsMetadataLoad;
164 };
165
171 class CPL_DLL GDALMDReaderManager{
172 public:
173 GDALMDReaderManager();
174 virtual ~GDALMDReaderManager();
175
186 virtual GDALMDReaderBase* GetReader(const char *pszPath,
187 char **papszSiblingFiles,
188 GUInt32 nType = MDR_ANY);
189 protected:
191 GDALMDReaderBase *m_pReader;
193 };
194
195 // misc
196 CPLString CPLStrip(const CPLString& osString, const char cChar);
197 CPLString CPLStripQuotes(const CPLString& osString);
198 char** GDALLoadRPBFile( const CPLString& osFilePath );
199 char** GDALLoadRPCFile( const CPLString& osFilePath );
200 char** GDALLoadIMDFile( const CPLString& osFilePath );
201 bool GDALCheckFileHeader(const CPLString& soFilePath,
202 const char * pszTestString,
203 int nBufferSize = 256);
204
205 CPLErr GDALWriteRPBFile( const char *pszFilename, char **papszMD );
206 CPLErr GDALWriteRPCTXTFile( const char *pszFilename, char **papszMD );
207 CPLErr GDALWriteIMDFile( const char *pszFilename, char **papszMD );
208
209 #endif //GDAL_MDREADER_H_INCLUDED
CPLXMLNode
Document node structure.
Definition: cpl_minixml.h:66
cpl_port.h
Core portability definitions for CPL.
gdal_priv.h
C++ GDAL entry points.
GUInt32
unsigned int GUInt32
Unsigned int32 type.
Definition: cpl_port.h:199
GDALMDReaderBase
The base class for all metadata readers.
Definition: gdal_mdreader.h:93
CPLString
Convenient string class based on std::string.
Definition: cpl_string.h:338
GDALMDReaderBase::AddXMLNameValueToList
virtual char ** AddXMLNameValueToList(char **papszList, const char *pszName, const char *pszValue)
AddXMLNameValueToList Execute from ReadXMLToList to add name and value to list.
Definition: gdal_mdreader.cpp:301
GDALMDReaderBase::LoadMetadata
virtual void LoadMetadata()
Load metadata to the correspondent IMD, RPB, IMAGERY and DEFAULT domains.
Definition: gdal_mdreader.cpp:232
GDALMDReaderBase::GDALMDReaderBase
GDALMDReaderBase(const char *pszPath, char **papszSiblingFiles)
GDALMDReaderBase()
Definition: gdal_mdreader.cpp:192
GDALMDReaderBase::~GDALMDReaderBase
virtual ~GDALMDReaderBase()
~GDALMDReaderBase()
Definition: gdal_mdreader.cpp:204
GDALMDReaderBase::ReadXMLToList
virtual char ** ReadXMLToList(CPLXMLNode *psNode, char **papszList, const char *pszName="")
ReadXMLToList Transform xml to list of NULL terminated name=value strings.
Definition: gdal_mdreader.cpp:311
GDALMDReaderBase::GetAcquisitionTimeFromString
virtual time_t GetAcquisitionTimeFromString(const char *pszDateTime)
Convert string like 2012-02-25T00:25:59.9440000Z to time.
Definition: gdal_mdreader.cpp:242
GDALMDReaderBase::HasRequiredFiles
virtual bool HasRequiredFiles() const =0
Determine whether the input parameter correspond to the particular provider of remote sensing data co...
GDALMDReaderBase::GetMetadataFiles
virtual char ** GetMetadataFiles() const =0
Get metadata file names.
GDALMDReaderManager
The metadata reader main class.
Definition: gdal_mdreader.h:171
GDALMDReaderBase::GetMetadataDomain
virtual char ** GetMetadataDomain(const char *pszDomain)
Get specified metadata domain.
Definition: gdal_mdreader.cpp:215
GDALMDReaderBase::FillMetadata
virtual bool FillMetadata(GDALMultiDomainMetadata *poMDMD)
Fill provided metadata store class.
Definition: gdal_mdreader.cpp:283
CPLErr
CPLErr
Error category.
Definition: cpl_error.h:52

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