Line data    Source code

       1             : /******************************************************************************
       2             :  *
       3             :  * Project:  GDAL Core
       4             :  * Purpose:  Read metadata from OrbView imagery.
       5             :  * Author:   Alexander Lisovenko
       6             :  * Author:   Dmitry Baryshnikov, polimax@mail.ru
       7             :  *
       8             :  ******************************************************************************
       9             :  * Copyright (c) 2014-2015 NextGIS <info@nextgis.ru>
      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             : #include "cpl_port.h"
      31             : #include "reader_orb_view.h"
      32             : 
      33             : #include <ctime>
      34             : 
      35             : #include "cpl_conv.h"
      36             : #include "cpl_error.h"
      37             : #include "cpl_string.h"
      38             : #include "cpl_time.h"
      39             : 
      40             : #include "gdal_priv.h"
      41             : 
      42             : /**
      43             :  * GDALMDReaderOrbView()
      44             :  */
      45        5057 : GDALMDReaderOrbView::GDALMDReaderOrbView(const char *pszPath,
      46        5057 :                                          char **papszSiblingFiles)
      47             :     : GDALMDReaderBase(pszPath, papszSiblingFiles),
      48             :       m_osIMDSourceFilename(
      49             :           GDALFindAssociatedFile(pszPath, "PVL", papszSiblingFiles, 0)),
      50        5057 :       m_osRPBSourceFilename(CPLString())
      51             : {
      52        5057 :     const char *pszBaseName = CPLGetBasename(pszPath);
      53        5057 :     const char *pszDirName = CPLGetDirname(pszPath);
      54             : 
      55             :     std::string osRPBSourceFilename =
      56       10114 :         CPLFormFilename(pszDirName, CPLSPrintf("%s_rpc", pszBaseName), "txt");
      57        5057 :     if (CPLCheckForFile(&osRPBSourceFilename[0], papszSiblingFiles))
      58             :     {
      59          13 :         m_osRPBSourceFilename = std::move(osRPBSourceFilename);
      60             :     }
      61             :     else
      62             :     {
      63             :         osRPBSourceFilename = CPLFormFilename(
      64        5044 :             pszDirName, CPLSPrintf("%s_RPC", pszBaseName), "TXT");
      65        5044 :         if (CPLCheckForFile(&osRPBSourceFilename[0], papszSiblingFiles))
      66             :         {
      67           0 :             m_osRPBSourceFilename = std::move(osRPBSourceFilename);
      68             :         }
      69             :     }
      70             : 
      71        5057 :     if (!m_osIMDSourceFilename.empty())
      72           1 :         CPLDebug("MDReaderOrbView", "IMD Filename: %s",
      73             :                  m_osIMDSourceFilename.c_str());
      74        5057 :     if (!m_osRPBSourceFilename.empty())
      75          13 :         CPLDebug("MDReaderOrbView", "RPB Filename: %s",
      76             :                  m_osRPBSourceFilename.c_str());
      77        5057 : }
      78             : 
      79             : /**
      80             :  * ~GDALMDReaderOrbView()
      81             :  */
      82       10114 : GDALMDReaderOrbView::~GDALMDReaderOrbView()
      83             : {
      84       10114 : }
      85             : 
      86             : /**
      87             :  * HasRequiredFiles()
      88             :  */
      89        5057 : bool GDALMDReaderOrbView::HasRequiredFiles() const
      90             : {
      91        5057 :     if (!m_osIMDSourceFilename.empty() && !m_osRPBSourceFilename.empty())
      92           1 :         return true;
      93             : 
      94        5056 :     return false;
      95             : }
      96             : 
      97             : /**
      98             :  * GetMetadataFiles()
      99             :  */
     100           1 : char **GDALMDReaderOrbView::GetMetadataFiles() const
     101             : {
     102           1 :     char **papszFileList = nullptr;
     103           1 :     if (!m_osIMDSourceFilename.empty())
     104           1 :         papszFileList = CSLAddString(papszFileList, m_osIMDSourceFilename);
     105           1 :     if (!m_osRPBSourceFilename.empty())
     106           1 :         papszFileList = CSLAddString(papszFileList, m_osRPBSourceFilename);
     107             : 
     108           1 :     return papszFileList;
     109             : }
     110             : 
     111             : /**
     112             :  * LoadMetadata()
     113             :  */
     114           2 : void GDALMDReaderOrbView::LoadMetadata()
     115             : {
     116           2 :     if (m_bIsMetadataLoad)
     117           1 :         return;
     118             : 
     119           1 :     if (!m_osIMDSourceFilename.empty())
     120             :     {
     121           1 :         m_papszIMDMD = GDALLoadIMDFile(m_osIMDSourceFilename);
     122             :     }
     123             : 
     124           1 :     if (!m_osRPBSourceFilename.empty())
     125             :     {
     126           1 :         m_papszRPCMD = GDALLoadRPCFile(m_osRPBSourceFilename);
     127             :     }
     128             : 
     129           1 :     m_papszDEFAULTMD = CSLAddNameValue(m_papszDEFAULTMD, MD_NAME_MDTYPE, "OV");
     130             : 
     131           1 :     m_bIsMetadataLoad = true;
     132             : 
     133           1 :     if (nullptr == m_papszIMDMD)
     134             :     {
     135           0 :         return;
     136             :     }
     137             : 
     138             :     // extract imagery metadata
     139             :     const char *pszSatId =
     140           1 :         CSLFetchNameValue(m_papszIMDMD, "sensorInfo.satelliteName");
     141           1 :     if (nullptr != pszSatId)
     142             :     {
     143           1 :         m_papszIMAGERYMD = CSLAddNameValue(m_papszIMAGERYMD, MD_NAME_SATELLITE,
     144           2 :                                            CPLStripQuotes(pszSatId));
     145             :     }
     146             : 
     147           2 :     const char *pszCloudCover = CSLFetchNameValue(
     148           1 :         m_papszIMDMD, "productInfo.productCloudCoverPercentage");
     149           1 :     if (nullptr != pszCloudCover)
     150             :     {
     151           1 :         m_papszIMAGERYMD = CSLAddNameValue(m_papszIMAGERYMD, MD_NAME_CLOUDCOVER,
     152             :                                            pszCloudCover);
     153             :     }
     154             : 
     155           2 :     const char *pszDateTime = CSLFetchNameValue(
     156           1 :         m_papszIMDMD, "inputImageInfo.firstLineAcquisitionDateTime");
     157             : 
     158           1 :     if (nullptr != pszDateTime)
     159             :     {
     160             :         char buffer[80];
     161           1 :         GIntBig timeMid = GetAcquisitionTimeFromString(pszDateTime);
     162             :         struct tm tmBuf;
     163           1 :         strftime(buffer, 80, MD_DATETIMEFORMAT,
     164           1 :                  CPLUnixTimeToYMDHMS(timeMid, &tmBuf));
     165           1 :         m_papszIMAGERYMD =
     166           1 :             CSLAddNameValue(m_papszIMAGERYMD, MD_NAME_ACQDATETIME, buffer);
     167             :     }
     168             : }