ultimatepp/bazaar/plugin/gdal/frmts/adrg/adrgdataset.cpp
cxl 23ff1e7e82 .gdal moved to bazaar
git-svn-id: svn://ultimatepp.org/upp/trunk@9273 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2015-12-07 13:36:24 +00:00

2269 lines
82 KiB
C++

/******************************************************************************
* $Id: adrgdataset.cpp 27942 2014-11-11 00:57:41Z rouault $
*
* Purpose: ADRG reader
* Author: Even Rouault, even.rouault at mines-paris.org
*
******************************************************************************
* Copyright (c) 2007-2013, Even Rouault <even dot rouault at mines-paris dot org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#include "gdal_pam.h"
#include "ogr_spatialref.h"
#include "cpl_string.h"
#include "iso8211.h"
CPL_CVSID("$Id: adrgdataset.cpp 27942 2014-11-11 00:57:41Z rouault $");
#define N_ELEMENTS(x) (sizeof(x)/sizeof(x[0]))
class ADRGDataset : public GDALPamDataset
{
friend class ADRGRasterBand;
CPLString osGENFileName;
CPLString osIMGFileName;
VSILFILE* fdIMG;
int* TILEINDEX;
int offsetInIMG;
int NFC;
int NFL;
double LSO;
double PSO;
int ARV;
int BRV;
char** papszSubDatasets;
ADRGDataset* poOverviewDS;
/* For creation */
int bCreation;
VSILFILE* fdGEN;
VSILFILE* fdTHF;
int bGeoTransformValid;
double adfGeoTransform[6];
int nNextAvailableBlock;
CPLString osBaseFileName;
static char** GetGENListFromTHF(const char* pszFileName);
static char** GetIMGListFromGEN(const char* pszFileName, int* pnRecordIndex = NULL);
static ADRGDataset* OpenDataset(const char* pszGENFileName, const char* pszIMGFileName, DDFRecord* record = NULL);
static DDFRecord* FindRecordInGENForIMG(DDFModule& module,
const char* pszGENFileName, const char* pszIMGFileName);
public:
ADRGDataset();
virtual ~ADRGDataset();
virtual const char *GetProjectionRef(void);
virtual CPLErr GetGeoTransform( double * padfGeoTransform );
virtual CPLErr SetGeoTransform( double * padfGeoTransform );
virtual char **GetMetadataDomainList();
virtual char **GetMetadata( const char * pszDomain = "" );
virtual char **GetFileList();
void AddSubDataset( const char* pszGENFileName, const char* pszIMGFileName );
static GDALDataset *Open( GDALOpenInfo * );
static GDALDataset *Create(const char* pszFilename, int nXSize, int nYSize,
int nBands, GDALDataType eType, char **papszOptions);
static double GetLongitudeFromString(const char* str);
static double GetLatitudeFromString(const char* str);
void WriteGENFile();
void WriteTHFFile();
};
/************************************************************************/
/* ==================================================================== */
/* ADRGRasterBand */
/* ==================================================================== */
/************************************************************************/
class ADRGRasterBand : public GDALPamRasterBand
{
friend class ADRGDataset;
public:
ADRGRasterBand( ADRGDataset *, int );
virtual GDALColorInterp GetColorInterpretation();
virtual CPLErr IReadBlock( int, int, void * );
virtual CPLErr IWriteBlock( int, int, void * );
virtual double GetNoDataValue( int *pbSuccess = NULL );
// virtual int GetOverviewCount();
// virtual GDALRasterBand* GetOverview(int i);
};
/************************************************************************/
/* ADRGRasterBand() */
/************************************************************************/
ADRGRasterBand::ADRGRasterBand( ADRGDataset *poDS, int nBand )
{
this->poDS = poDS;
this->nBand = nBand;
eDataType = GDT_Byte;
nBlockXSize = 128;
nBlockYSize = 128;
}
#if 0
/* We have a problem with the overview. Its geo bounding box doesn't match */
/* exactly the one of the main image. We should handle the shift between */
/* the two top level corners... */
/************************************************************************/
/* GetOverviewCount() */
/************************************************************************/
int ADRGRasterBand::GetOverviewCount()
{
ADRGDataset* poDS = (ADRGDataset*)this->poDS;
if( poDS->poOverviewDS )
return 1;
else
return GDALRasterBand::GetOverviewCount();
}
/************************************************************************/
/* GetOverview() */
/************************************************************************/
GDALRasterBand *ADRGRasterBand::GetOverview( int i )
{
ADRGDataset* poDS = (ADRGDataset*)this->poDS;
if( poDS->poOverviewDS )
{
if( i < 0 || i >= 1 )
return NULL;
else
return poDS->poOverviewDS->GetRasterBand(nBand);
}
else
return GDALRasterBand::GetOverview( i );
}
#endif
/************************************************************************/
/* GetNoDataValue() */
/************************************************************************/
double ADRGRasterBand::GetNoDataValue( int *pbSuccess )
{
if (pbSuccess)
*pbSuccess = TRUE;
return 0;
}
/************************************************************************/
/* GetColorInterpretation() */
/************************************************************************/
GDALColorInterp ADRGRasterBand::GetColorInterpretation()
{
if( nBand == 1 )
return GCI_RedBand;
else if( nBand == 2 )
return GCI_GreenBand;
else
return GCI_BlueBand;
}
/************************************************************************/
/* IReadBlock() */
/************************************************************************/
CPLErr ADRGRasterBand::IReadBlock( int nBlockXOff, int nBlockYOff,
void * pImage )
{
ADRGDataset* poDS = (ADRGDataset*)this->poDS;
int offset;
int nBlock = nBlockYOff * poDS->NFC + nBlockXOff;
if (nBlockXOff >= poDS->NFC || nBlockYOff >= poDS->NFL)
{
CPLError(CE_Failure, CPLE_AppDefined, "nBlockXOff=%d, NFC=%d, nBlockYOff=%d, NFL=%d",
nBlockXOff, poDS->NFC, nBlockYOff, poDS->NFL);
return CE_Failure;
}
CPLDebug("ADRG", "(%d,%d) -> nBlock = %d", nBlockXOff, nBlockYOff, nBlock);
if (poDS->TILEINDEX)
{
if (poDS->TILEINDEX[nBlock] == 0)
{
memset(pImage, 0, 128 * 128);
return CE_None;
}
offset = poDS->offsetInIMG + (poDS->TILEINDEX[nBlock] - 1) * 128 * 128 * 3 + (nBand - 1) * 128 * 128;
}
else
offset = poDS->offsetInIMG + nBlock * 128 * 128 * 3 + (nBand - 1) * 128 * 128;
if (VSIFSeekL(poDS->fdIMG, offset, SEEK_SET) != 0)
{
CPLError(CE_Failure, CPLE_FileIO, "Cannot seek to offset %d", offset);
return CE_Failure;
}
if (VSIFReadL(pImage, 1, 128 * 128, poDS->fdIMG) != 128 * 128)
{
CPLError(CE_Failure, CPLE_FileIO, "Cannot read data at offset %d", offset);
return CE_Failure;
}
return CE_None;
}
/************************************************************************/
/* IWriteBlock() */
/************************************************************************/
CPLErr ADRGRasterBand::IWriteBlock( int nBlockXOff, int nBlockYOff,
void * pImage )
{
ADRGDataset* poDS = (ADRGDataset*)this->poDS;
int offset;
int nBlock = nBlockYOff * poDS->NFC + nBlockXOff;
if (poDS->eAccess != GA_Update)
{
return CE_Failure;
}
if (nBlockXOff >= poDS->NFC || nBlockYOff >= poDS->NFL)
{
CPLError(CE_Failure, CPLE_AppDefined, "nBlockXOff=%d, NFC=%d, nBlockYOff=%d, NFL=%d",
nBlockXOff, poDS->NFC, nBlockYOff, poDS->NFL);
return CE_Failure;
}
CPLDebug("ADRG", "(%d,%d) -> nBlock = %d", nBlockXOff, nBlockYOff, nBlock);
if (poDS->TILEINDEX[nBlock] == 0)
{
unsigned int i;
int* pi = (int*)pImage;
for(i=0;i<128*128 / sizeof(int);i++)
{
if (pi[i])
break;
}
if (i == 128*128 / sizeof(int))
{
return CE_None;
}
poDS->TILEINDEX[nBlock] = poDS->nNextAvailableBlock ++;
}
offset = poDS->offsetInIMG + (poDS->TILEINDEX[nBlock] - 1) * 128 * 128 * 3 + (nBand - 1) * 128 * 128;
if (VSIFSeekL(poDS->fdIMG, offset, SEEK_SET) != 0)
{
CPLError(CE_Failure, CPLE_FileIO, "Cannot seek to offset %d", offset);
return CE_Failure;
}
if (VSIFWriteL(pImage, 1, 128 * 128, poDS->fdIMG) != 128 * 128)
{
CPLError(CE_Failure, CPLE_FileIO, "Cannot read data at offset %d", offset);
return CE_Failure;
}
return CE_None;
}
static unsigned int WriteSubFieldStr(VSILFILE* fd, const char* pszStr, unsigned int size)
{
char* str = (char*)CPLMalloc(size+1);
memset(str, ' ', size);
if (strlen(pszStr) > size)
{
CPLError(CE_Failure, CPLE_AppDefined, "strlen(pszStr) > size");
CPLFree(str);
return size;
}
strcpy(str, pszStr);
str[strlen(pszStr)] = ' ';
VSIFWriteL(str, 1, size, fd);
CPLFree(str);
return size;
}
static unsigned int WriteSubFieldInt(VSILFILE* fd, int val, unsigned int size)
{
char* str = (char*)CPLMalloc(size+1);
char formatStr[32];
sprintf( formatStr, "%%0%dd", size);
sprintf( str, formatStr, val);
VSIFWriteL(str, 1, size, fd);
CPLFree(str);
return size;
}
static unsigned int WriteFieldTerminator(VSILFILE* fd)
{
char fieldTerminator = 30;
VSIFWriteL(&fieldTerminator, 1, 1, fd);
return 1;
}
static unsigned int WriteUnitTerminator(VSILFILE* fd)
{
char fieldTerminator = 31;
VSIFWriteL(&fieldTerminator, 1, 1, fd);
return 1;
}
static unsigned int WriteLongitude(VSILFILE* fd, double val)
{
char str[11+1];
char sign = (val >= 0) ? '+' : '-';
if (val < 0) val = -val;
int ddd = (int)val;
int mm = (int)((val - ddd) * 60);
double ssdotss = ((val - ddd) * 60 - mm) * 60;
sprintf(str, "%c%03d%02d%05.2f", sign, ddd, mm, ssdotss);
CPLAssert((int)strlen(str) == 11);
VSIFWriteL(str, 1, 11, fd);
return 11;
}
static unsigned int WriteLatitude(VSILFILE* fd, double val)
{
char str[10+1];
char sign = (val >= 0) ? '+' : '-';
if (val < 0) val = -val;
int dd = (int)val;
int mm = (int)((val - dd) * 60);
double ssdotss = ((val - dd) * 60 - mm) * 60;
sprintf(str, "%c%02d%02d%05.2f", sign, dd, mm, ssdotss);
CPLAssert((int)strlen(str) == 10);
VSIFWriteL(str, 1, 10, fd);
return 10;
}
static int BeginLeader(VSILFILE* fd, int sizeFieldLength, int sizeFieldPos, int sizeFieldTag,
int nFields)
{
int pos = (int)VSIFTellL(fd);
VSIFSeekL(fd, 24 + (sizeFieldLength + sizeFieldPos + sizeFieldTag) * (vsi_l_offset)nFields + 1, SEEK_CUR);
return pos;
}
static void FinishWriteLeader(VSILFILE* fd, int beginPos, int sizeFieldLength, int sizeFieldPos, int sizeFieldTag,
int nFields, int* sizeOfFields, const char** nameOfFields)
{
int endPos = (int)VSIFTellL(fd);
VSIFSeekL(fd, beginPos, SEEK_SET);
int nLeaderSize = 24;
char szLeader[24+1];
memset(szLeader, ' ', nLeaderSize);
int i;
int nDataSize = 0;
int nFieldOffset = 0;
for(i=0;i<nFields;i++)
nDataSize += sizeOfFields[i];
nFieldOffset = (sizeFieldLength + sizeFieldPos + sizeFieldTag) * nFields + 1;
nDataSize += nFieldOffset;
sprintf( szLeader+0, "%05d", (int) (nDataSize + nLeaderSize) );
szLeader[5] = ' ';
szLeader[6] = 'D';
sprintf( szLeader + 12, "%05d", (int) (nFieldOffset + nLeaderSize) );
szLeader[17] = ' ';
szLeader[20] = (char) ('0' + sizeFieldLength);
szLeader[21] = (char) ('0' + sizeFieldPos);
szLeader[22] = '0';
szLeader[23] = (char) ('0' + sizeFieldTag);
VSIFWriteL(szLeader, 1, nLeaderSize, fd);
int acc = 0;
for(i=0;i<nFields;i++)
{
VSIFWriteL(nameOfFields[i], 1, sizeFieldTag, fd);
WriteSubFieldInt(fd, sizeOfFields[i], sizeFieldLength);
WriteSubFieldInt(fd, acc, sizeFieldPos);
acc += sizeOfFields[i];
}
WriteFieldTerminator(fd);
VSIFSeekL(fd, endPos, SEEK_SET);
}
static int BeginHeader(VSILFILE* fd, int sizeFieldLength, int sizeFieldPos, int sizeFieldTag,
int nFields)
{
int pos = (int)VSIFTellL(fd);
VSIFSeekL(fd, 24 + (sizeFieldLength + sizeFieldPos + sizeFieldTag) * nFields + 1, SEEK_CUR);
return pos;
}
static void FinishWriteHeader(VSILFILE* fd, int beginPos, int sizeFieldLength, int sizeFieldPos, int sizeFieldTag,
int nFields, int* sizeOfFields, const char** nameOfFields)
{
int endPos = (int)VSIFTellL(fd);
VSIFSeekL(fd, beginPos, SEEK_SET);
int nLeaderSize = 24;
char szLeader[24+1];
memset(szLeader, ' ', nLeaderSize);
int i;
int nDataSize = 0;
int nFieldOffset = 0;
for(i=0;i<nFields;i++)
nDataSize += sizeOfFields[i];
nFieldOffset = (sizeFieldLength + sizeFieldPos + sizeFieldTag) * nFields + 1;
nDataSize += nFieldOffset;
sprintf( szLeader+0, "%05d", (int) (nDataSize + nLeaderSize) );
szLeader[5] = '2';
szLeader[6] = 'L';
szLeader[10] = '0';
szLeader[11] = '6';
sprintf( szLeader + 12, "%05d", (int) (nFieldOffset + nLeaderSize) );
szLeader[17] = ' ';
szLeader[20] = (char) ('0' + sizeFieldLength);
szLeader[21] = (char) ('0' + sizeFieldPos);
szLeader[22] = '0';
szLeader[23] = (char) ('0' + sizeFieldTag);
VSIFWriteL(szLeader, 1, nLeaderSize, fd);
int acc = 0;
for(i=0;i<nFields;i++)
{
VSIFWriteL(nameOfFields[i], 1, sizeFieldTag, fd);
WriteSubFieldInt(fd, sizeOfFields[i], sizeFieldLength);
WriteSubFieldInt(fd, acc, sizeFieldPos);
acc += sizeOfFields[i];
}
WriteFieldTerminator(fd);
VSIFSeekL(fd, endPos, SEEK_SET);
}
static int WriteFieldDecl(VSILFILE* fd, char _data_struct_code , char _data_type_code, const char* _fieldName,
const char* _arrayDescr, const char* _formatControls)
{
VSIFWriteL(&_data_struct_code, 1, 1, fd);
VSIFWriteL(&_data_type_code, 1, 1, fd);
if (_data_struct_code == ' ')
{
VSIFWriteL(" ", 1 , 4, fd);
}
else
{
VSIFWriteL("00;&", 1 , 4, fd);
}
int len = 6;
VSIFWriteL(_fieldName, 1, strlen(_fieldName), fd);
len += strlen(_fieldName);
if (_arrayDescr[0])
{
len += WriteUnitTerminator(fd);
VSIFWriteL(_arrayDescr, 1, strlen(_arrayDescr), fd);
len += strlen(_arrayDescr);
len += WriteUnitTerminator(fd);
VSIFWriteL(_formatControls, 1, strlen(_formatControls), fd);
len += strlen(_formatControls);
}
len += WriteFieldTerminator(fd);
return len;
}
/************************************************************************/
/* ADRGDataset() */
/************************************************************************/
ADRGDataset::ADRGDataset()
{
bCreation = FALSE;
poOverviewDS = NULL;
fdIMG = NULL;
fdGEN = NULL;
fdTHF = NULL;
TILEINDEX = NULL;
papszSubDatasets = NULL;
}
/************************************************************************/
/* ~ADRGDataset() */
/************************************************************************/
ADRGDataset::~ADRGDataset()
{
if (poOverviewDS)
{
delete poOverviewDS;
}
CSLDestroy(papszSubDatasets);
if (bCreation)
{
GDALPamDataset::FlushCache();
/* Write header and padding of image */
VSIFSeekL(fdIMG, 0, SEEK_SET);
{
VSILFILE* fd = fdIMG;
int nFields = 0;
int sizeOfFields[] = { 0, 0, 0, 0 };
const char* nameOfFields[] = { "000", "001", "PAD", "SCN" };
int pos = BeginHeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
sizeOfFields[nFields++] += WriteFieldDecl(fd, ' ', ' ', "GEO_DATA_FILE", "", ""); /* 000 */
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "RECORD_ID_FIELD", /* 001 */
"RTY!RID",
"(A(3),A(2))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "PADDING_FIELD", /* PAD */
"PAD",
"(A)");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '2', '0', "PIXEL_FIELD", /* SCN */
"*PIX",
"(A(1))");
FinishWriteHeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
/* Write IMAGE_RECORD */
{
int nFields = 0;
int sizeOfFields[] = {0, 0, 0};
const char* nameOfFields[] = { "001", "PAD", "SCN" };
int pos = BeginLeader(fd, 9, 9, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "IMG", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field PAD */
int endPos = (int)VSIFTellL(fd);
char* pad = (char*)CPLMalloc(2047 - endPos);
memset(pad, ' ', 2047 - endPos);
VSIFWriteL(pad, 1, 2047 - endPos, fd);
CPLFree(pad);
WriteFieldTerminator(fd);
sizeOfFields[nFields] += 2047 - endPos + 1;
nFields++;
/* Field SCN */
sizeOfFields[nFields] = (nNextAvailableBlock - 1) * 128 * 128 * 3;
nFields++;
FinishWriteLeader(fd, pos, 9, 9, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
}
/* Write terminal field terminator */
int offset = offsetInIMG + (nNextAvailableBlock - 1) * 128 * 128 * 3;
VSIFSeekL(fdIMG, offset, SEEK_SET);
WriteFieldTerminator(fdIMG);
WriteGENFile();
WriteTHFFile();
}
if (fdIMG)
{
VSIFCloseL(fdIMG);
}
if (fdGEN)
{
VSIFCloseL(fdGEN);
}
if (fdTHF)
{
VSIFCloseL(fdTHF);
}
if (TILEINDEX)
{
delete [] TILEINDEX;
}
}
/************************************************************************/
/* GetFileList() */
/************************************************************************/
char ** ADRGDataset::GetFileList()
{
char** papszFileList = GDALPamDataset::GetFileList();
if (osGENFileName.size() > 0 && osIMGFileName.size() > 0)
{
CPLString osMainFilename = GetDescription();
int bMainFileReal;
VSIStatBufL sStat;
bMainFileReal = VSIStatL( osMainFilename, &sStat ) == 0;
if (bMainFileReal)
{
CPLString osShortMainFilename = CPLGetFilename(osMainFilename);
CPLString osShortGENFileName = CPLGetFilename(osGENFileName);
if ( !EQUAL(osShortMainFilename.c_str(), osShortGENFileName.c_str()) )
papszFileList = CSLAddString(papszFileList, osGENFileName.c_str());
}
else
papszFileList = CSLAddString(papszFileList, osGENFileName.c_str());
papszFileList = CSLAddString(papszFileList, osIMGFileName.c_str());
}
return papszFileList;
}
/************************************************************************/
/* AddSubDataset() */
/************************************************************************/
void ADRGDataset::AddSubDataset( const char* pszGENFileName, const char* pszIMGFileName )
{
char szName[80];
int nCount = CSLCount(papszSubDatasets ) / 2;
CPLString osSubDatasetName;
osSubDatasetName = "ADRG:";
osSubDatasetName += pszGENFileName;
osSubDatasetName += ",";
osSubDatasetName += pszIMGFileName;
sprintf( szName, "SUBDATASET_%d_NAME", nCount+1 );
papszSubDatasets =
CSLSetNameValue( papszSubDatasets, szName, osSubDatasetName);
sprintf( szName, "SUBDATASET_%d_DESC", nCount+1 );
papszSubDatasets =
CSLSetNameValue( papszSubDatasets, szName, osSubDatasetName);
}
/************************************************************************/
/* GetMetadataDomainList() */
/************************************************************************/
char **ADRGDataset::GetMetadataDomainList()
{
return BuildMetadataDomainList(GDALPamDataset::GetMetadataDomainList(),
TRUE,
"SUBDATASETS", NULL);
}
/************************************************************************/
/* GetMetadata() */
/************************************************************************/
char **ADRGDataset::GetMetadata( const char *pszDomain )
{
if( pszDomain != NULL && EQUAL(pszDomain,"SUBDATASETS") )
return papszSubDatasets;
return GDALPamDataset::GetMetadata( pszDomain );
}
/************************************************************************/
/* GetProjectionRef() */
/************************************************************************/
const char* ADRGDataset::GetProjectionRef()
{
return( "GEOGCS[\"WGS 84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS 84\",6378137,298.257223563]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433],AUTHORITY[\"EPSG\",\"4326\"]]" );
}
/************************************************************************/
/* GetGeoTransform() */
/************************************************************************/
CPLErr ADRGDataset::GetGeoTransform( double * padfGeoTransform)
{
if (papszSubDatasets != NULL)
return CE_Failure;
memcpy( padfGeoTransform, adfGeoTransform, sizeof(double)*6 );
return CE_None;
}
/************************************************************************/
/* SetGeoTransform() */
/************************************************************************/
CPLErr ADRGDataset::SetGeoTransform( double * padfGeoTransform )
{
memcpy( adfGeoTransform, padfGeoTransform, sizeof(double)*6 );
bGeoTransformValid = TRUE;
return CE_None;
}
/************************************************************************/
/* GetLongitudeFromString() */
/************************************************************************/
double ADRGDataset::GetLongitudeFromString(const char* str)
{
char ddd[3+1] = { 0 };
char mm[2+1] = { 0 };
char ssdotss[5+1] = { 0 };
int sign = (str[0] == '+') ? 1 : - 1;
str++;
strncpy(ddd, str, 3);
str+=3;
strncpy(mm, str, 2);
str+=2;
strncpy(ssdotss, str, 5);
return sign * (CPLAtof(ddd) + CPLAtof(mm) / 60 + CPLAtof(ssdotss) / 3600);
}
/************************************************************************/
/* GetLatitudeFromString() */
/************************************************************************/
double ADRGDataset::GetLatitudeFromString(const char* str)
{
char ddd[2+1] = { 0 };
char mm[2+1] = { 0 };
char ssdotss[5+1] = { 0 };
int sign = (str[0] == '+') ? 1 : - 1;
str++;
strncpy(ddd, str, 2);
str+=2;
strncpy(mm, str, 2);
str+=2;
strncpy(ssdotss, str, 5);
return sign * (CPLAtof(ddd) + CPLAtof(mm) / 60 + CPLAtof(ssdotss) / 3600);
}
/************************************************************************/
/* FindRecordInGENForIMG() */
/************************************************************************/
DDFRecord* ADRGDataset::FindRecordInGENForIMG(DDFModule& module,
const char* pszGENFileName,
const char* pszIMGFileName)
{
/* Finds the GEN file corresponding to the IMG file */
if (!module.Open(pszGENFileName, TRUE))
return NULL;
CPLString osShortIMGFilename = CPLGetFilename(pszIMGFileName);
DDFField* field;
DDFFieldDefn *fieldDefn;
/* Now finds the record */
while (TRUE)
{
CPLPushErrorHandler( CPLQuietErrorHandler );
DDFRecord* record = module.ReadRecord();
CPLPopErrorHandler();
CPLErrorReset();
if (record == NULL)
return NULL;
if (record->GetFieldCount() >= 5)
{
field = record->GetField(0);
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "001") == 0 &&
fieldDefn->GetSubfieldCount() == 2))
{
continue;
}
const char* RTY = record->GetStringSubfield("001", 0, "RTY", 0);
if( RTY == NULL )
continue;
/* Ignore overviews */
if ( strcmp(RTY, "OVV") == 0 )
continue;
if ( strcmp(RTY, "GIN") != 0 )
continue;
field = record->GetField(3);
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "SPR") == 0 &&
fieldDefn->GetSubfieldCount() == 15))
{
continue;
}
const char* pszBAD = record->GetStringSubfield("SPR", 0, "BAD", 0);
if( pszBAD == NULL || strlen(pszBAD) != 12 )
continue;
CPLString osBAD = pszBAD;
{
char* c = (char*) strchr(osBAD.c_str(), ' ');
if (c)
*c = 0;
}
if (EQUAL(osShortIMGFilename.c_str(), osBAD.c_str()))
{
return record;
}
}
}
}
/************************************************************************/
/* OpenDataset() */
/************************************************************************/
ADRGDataset* ADRGDataset::OpenDataset(
const char* pszGENFileName, const char* pszIMGFileName, DDFRecord* record)
{
DDFModule module;
int SCA = 0;
int ZNA = 0;
double PSP;
int ARV;
int BRV;
double LSO;
double PSO;
int NFL;
int NFC;
CPLString osBAD;
int TIF;
int* TILEINDEX = NULL;
int i;
DDFField* field;
DDFFieldDefn *fieldDefn;
DDFSubfieldDefn* subfieldDefn;
if (record == NULL)
{
record = FindRecordInGENForIMG(module, pszGENFileName, pszIMGFileName);
if (record == NULL)
return NULL;
}
field = record->GetField(1);
if( field == NULL )
return NULL;
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "DSI") == 0 &&
fieldDefn->GetSubfieldCount() == 2))
{
return NULL;
}
const char* pszPTR = record->GetStringSubfield("DSI", 0, "PRT", 0);
if( pszPTR == NULL || !EQUAL(pszPTR, "ADRG") )
return NULL;
const char* pszNAM = record->GetStringSubfield("DSI", 0, "NAM", 0);
if( pszNAM == NULL || strlen(pszNAM) != 8 )
return NULL;
CPLString osNAM = pszNAM;
field = record->GetField(2);
if( field == NULL )
return NULL;
fieldDefn = field->GetFieldDefn();
int isGIN = TRUE;
if (isGIN)
{
if (!(strcmp(fieldDefn->GetName(), "GEN") == 0 &&
fieldDefn->GetSubfieldCount() == 21))
{
return NULL;
}
if( record->GetIntSubfield("GEN", 0, "STR", 0) != 3 )
return NULL;
SCA = record->GetIntSubfield("GEN", 0, "SCA", 0);
CPLDebug("ADRG", "SCA=%d", SCA);
ZNA = record->GetIntSubfield("GEN", 0, "ZNA", 0);
CPLDebug("ADRG", "ZNA=%d", ZNA);
PSP = record->GetFloatSubfield("GEN", 0, "PSP", 0);
CPLDebug("ADRG", "PSP=%f", PSP);
ARV = record->GetIntSubfield("GEN", 0, "ARV", 0);
CPLDebug("ADRG", "ARV=%d", ARV);
BRV = record->GetIntSubfield("GEN", 0, "BRV", 0);
CPLDebug("ADRG", "BRV=%d", BRV);
const char* pszLSO = record->GetStringSubfield("GEN", 0, "LSO", 0);
if( pszLSO == NULL || strlen(pszLSO) != 11 )
return NULL;
LSO = GetLongitudeFromString(pszLSO);
CPLDebug("ADRG", "LSO=%f", LSO);
const char* pszPSO = record->GetStringSubfield("GEN", 0, "PSO", 0);
if( pszPSO == NULL || strlen(pszPSO) != 10 )
return NULL;
PSO = GetLatitudeFromString(pszPSO);
CPLDebug("ADRG", "PSO=%f", PSO);
}
else
{
if (!(strcmp(fieldDefn->GetName(), "OVI") == 0 &&
fieldDefn->GetSubfieldCount() == 5))
{
return NULL;
}
if( record->GetIntSubfield("OVI", 0, "STR", 0) != 3 )
return NULL;
ARV = record->GetIntSubfield("OVI", 0, "ARV", 0);
CPLDebug("ADRG", "ARV=%d", ARV);
BRV = record->GetIntSubfield("OVI", 0, "BRV", 0);
CPLDebug("ADRG", "BRV=%d", BRV);
const char* pszLSO = record->GetStringSubfield("OVI", 0, "LSO", 0);
if( pszLSO == NULL || strlen(pszLSO) != 11 )
return NULL;
LSO = GetLongitudeFromString(pszLSO);
CPLDebug("ADRG", "LSO=%f", LSO);
const char* pszPSO = record->GetStringSubfield("OVI", 0, "PSO", 0);
if( pszPSO == NULL || strlen(pszPSO) != 10 )
return NULL;
PSO = GetLatitudeFromString(pszPSO);
CPLDebug("ADRG", "PSO=%f", PSO);
}
field = record->GetField(3);
if( field == NULL )
return NULL;
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "SPR") == 0 &&
fieldDefn->GetSubfieldCount() == 15))
{
return NULL;
}
NFL = record->GetIntSubfield("SPR", 0, "NFL", 0);
CPLDebug("ADRG", "NFL=%d", NFL);
NFC = record->GetIntSubfield("SPR", 0, "NFC", 0);
CPLDebug("ADRG", "NFC=%d", NFC);
int PNC = record->GetIntSubfield("SPR", 0, "PNC", 0);
CPLDebug("ADRG", "PNC=%d", PNC);
if (PNC != 128)
{
return NULL;
}
int PNL = record->GetIntSubfield("SPR", 0, "PNL", 0);
CPLDebug("ADRG", "PNL=%d", PNL);
if (PNL != 128)
{
return NULL;
}
const char* pszBAD = record->GetStringSubfield("SPR", 0, "BAD", 0);
if( pszBAD == NULL || strlen(pszBAD) != 12 )
return NULL;
osBAD = pszBAD;
{
char* c = (char*) strchr(osBAD.c_str(), ' ');
if (c)
*c = 0;
}
CPLDebug("ADRG", "BAD=%s", osBAD.c_str());
subfieldDefn = fieldDefn->GetSubfield(14);
if (!(strcmp(subfieldDefn->GetName(), "TIF") == 0 &&
(subfieldDefn->GetFormat())[0] == 'A'))
{
return NULL;
}
const char* pszTIF = record->GetStringSubfield("SPR", 0, "TIF", 0);
if( pszTIF == NULL)
return NULL;
TIF = pszTIF[0] == 'Y';
CPLDebug("ADRG", "TIF=%d", TIF);
if (TIF)
{
if (record->GetFieldCount() != 6)
{
return NULL;
}
field = record->GetField(5);
if( field == NULL )
return NULL;
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "TIM") == 0))
{
return NULL;
}
if (field->GetDataSize() != 5 * NFL * NFC + 1)
{
return NULL;
}
TILEINDEX = new int [NFL * NFC];
const char* ptr = field->GetData();
char offset[5+1]={0};
for(i=0;i<NFL*NFC;i++)
{
strncpy(offset, ptr, 5);
ptr += 5;
TILEINDEX[i] = atoi(offset);
//CPLDebug("ADRG", "TSI[%d]=%d", i, TILEINDEX[i]);
}
}
VSILFILE* fdIMG = VSIFOpenL(pszIMGFileName, "rb");
if (fdIMG == NULL)
{
CPLError(CE_Failure, CPLE_AppDefined, "Cannot open %s\n", pszIMGFileName);
delete[] TILEINDEX;
return NULL;
}
if (ZNA == 9 || ZNA == 18)
{
CPLError(CE_Failure, CPLE_AppDefined, "Polar cases are not handled by ADRG driver");
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
/* Skip ISO8211 header of IMG file */
int offsetInIMG = 0;
char c;
char recordName[3];
if (VSIFReadL(&c, 1, 1, fdIMG) != 1)
{
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
while (!VSIFEofL(fdIMG))
{
if (c == 30)
{
if (VSIFReadL(recordName, 1, 3, fdIMG) != 3)
{
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
offsetInIMG += 3;
if (strncmp(recordName,"IMG",3) == 0)
{
offsetInIMG += 4;
if (VSIFSeekL(fdIMG,3,SEEK_CUR) != 0 ||
VSIFReadL(&c, 1, 1, fdIMG) != 1)
{
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
while(c ==' ')
{
offsetInIMG ++;
if (VSIFReadL(&c, 1, 1, fdIMG) != 1)
{
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
}
offsetInIMG ++;
break;
}
}
offsetInIMG ++;
if (VSIFReadL(&c, 1, 1, fdIMG) != 1)
{
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
}
if (VSIFEofL(fdIMG))
{
VSIFCloseL(fdIMG);
delete[] TILEINDEX;
return NULL;
}
CPLDebug("ADRG", "Img offset data = %d", offsetInIMG);
ADRGDataset* poDS = new ADRGDataset();
poDS->osGENFileName = pszGENFileName;
poDS->osIMGFileName = pszIMGFileName;
poDS->NFC = NFC;
poDS->NFL = NFL;
poDS->nRasterXSize = NFC * 128;
poDS->nRasterYSize = NFL * 128;
poDS->LSO = LSO;
poDS->PSO = PSO;
poDS->ARV = ARV;
poDS->BRV = BRV;
poDS->TILEINDEX = TILEINDEX;
poDS->fdIMG = fdIMG;
poDS->offsetInIMG = offsetInIMG;
poDS->poOverviewDS = NULL;
poDS->adfGeoTransform[0] = LSO;
poDS->adfGeoTransform[1] = 360. / ARV;
poDS->adfGeoTransform[2] = 0.0;
poDS->adfGeoTransform[3] = PSO;
poDS->adfGeoTransform[4] = 0.0;
poDS->adfGeoTransform[5] = - 360. / BRV;
if (isGIN)
{
char pszValue[32];
sprintf(pszValue, "%d", SCA);
poDS->SetMetadataItem( "ADRG_SCA", pszValue );
}
poDS->SetMetadataItem( "ADRG_NAM", osNAM.c_str() );
poDS->nBands = 3;
for( i = 0; i < poDS->nBands; i++ )
poDS->SetBand( i+1, new ADRGRasterBand( poDS, i+1 ) );
return poDS;
}
/************************************************************************/
/* GetGENListFromTHF() */
/************************************************************************/
char** ADRGDataset::GetGENListFromTHF(const char* pszFileName)
{
DDFModule module;
DDFRecord * record;
DDFField* field;
DDFFieldDefn *fieldDefn;
int i;
int nFilenames = 0;
char** papszFileNames = NULL;
if (!module.Open(pszFileName, TRUE))
return papszFileNames;
while (TRUE)
{
CPLPushErrorHandler( CPLQuietErrorHandler );
record = module.ReadRecord();
CPLPopErrorHandler();
CPLErrorReset();
if (record == NULL)
break;
if (record->GetFieldCount() >= 2)
{
field = record->GetField(0);
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "001") == 0 &&
fieldDefn->GetSubfieldCount() == 2))
{
continue;
}
const char* RTY = record->GetStringSubfield("001", 0, "RTY", 0);
if ( RTY == NULL || !( strcmp(RTY, "TFN") == 0 ))
{
continue;
}
int iVFFFieldInstance = 0;
for (i = 1; i < record->GetFieldCount() ; i++)
{
field = record->GetField(i);
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "VFF") == 0 &&
fieldDefn->GetSubfieldCount() == 1))
{
continue;
}
const char* pszVFF = record->GetStringSubfield("VFF", iVFFFieldInstance++, "VFF", 0);
if( pszVFF == NULL )
continue;
CPLString osSubFileName(pszVFF);
char* c = (char*) strchr(osSubFileName.c_str(), ' ');
if (c)
*c = 0;
if (EQUAL(CPLGetExtension(osSubFileName.c_str()), "GEN"))
{
CPLDebug("ADRG", "Found GEN file in THF : %s", osSubFileName.c_str());
CPLString osGENFileName(CPLGetDirname(pszFileName));
char** tokens = CSLTokenizeString2( osSubFileName.c_str(), "/\"", 0);
char** ptr = tokens;
if (ptr == NULL)
continue;
while(*ptr)
{
char** papszDirContent = VSIReadDir(osGENFileName.c_str());
char** ptrDir = papszDirContent;
if (ptrDir)
{
while(*ptrDir)
{
if (EQUAL(*ptrDir, *ptr))
{
osGENFileName = CPLFormFilename(osGENFileName.c_str(), *ptrDir, NULL);
CPLDebug("ADRG", "Building GEN full file name : %s", osGENFileName.c_str());
break;
}
ptrDir ++;
}
}
if (ptrDir == NULL)
break;
CSLDestroy(papszDirContent);
ptr++;
}
int isNameValid = *ptr == NULL;
CSLDestroy(tokens);
if (isNameValid)
{
papszFileNames = (char**)CPLRealloc(papszFileNames, sizeof(char*) * (nFilenames + 2));
papszFileNames[nFilenames] = CPLStrdup(osGENFileName.c_str());
papszFileNames[nFilenames + 1] = NULL;
nFilenames ++;
}
}
}
}
}
return papszFileNames;
}
/************************************************************************/
/* GetIMGListFromGEN() */
/************************************************************************/
char** ADRGDataset::GetIMGListFromGEN(const char* pszFileName,
int *pnRecordIndex)
{
DDFRecord * record;
DDFField* field;
DDFFieldDefn *fieldDefn;
int nFilenames = 0;
char** papszFileNames = NULL;
int nRecordIndex = -1;
if (pnRecordIndex)
*pnRecordIndex = -1;
DDFModule module;
if (!module.Open(pszFileName, TRUE))
return NULL;
while (TRUE)
{
nRecordIndex ++;
CPLPushErrorHandler( CPLQuietErrorHandler );
record = module.ReadRecord();
CPLPopErrorHandler();
CPLErrorReset();
if (record == NULL)
break;
if (record->GetFieldCount() >= 5)
{
field = record->GetField(0);
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "001") == 0 &&
fieldDefn->GetSubfieldCount() == 2))
{
continue;
}
const char* RTY = record->GetStringSubfield("001", 0, "RTY", 0);
if( RTY == NULL )
continue;
/* Ignore overviews */
if ( strcmp(RTY, "OVV") == 0 )
continue;
if ( strcmp(RTY, "GIN") != 0 )
continue;
field = record->GetField(3);
if( field == NULL )
continue;
fieldDefn = field->GetFieldDefn();
if (!(strcmp(fieldDefn->GetName(), "SPR") == 0 &&
fieldDefn->GetSubfieldCount() == 15))
{
continue;
}
const char* pszBAD = record->GetStringSubfield("SPR", 0, "BAD", 0);
if( pszBAD == NULL || strlen(pszBAD) != 12 )
continue;
CPLString osBAD = pszBAD;
{
char* c = (char*) strchr(osBAD.c_str(), ' ');
if (c)
*c = 0;
}
CPLDebug("ADRG", "BAD=%s", osBAD.c_str());
/* Build full IMG file name from BAD value */
CPLString osGENDir(CPLGetDirname(pszFileName));
CPLString osFileName = CPLFormFilename(osGENDir.c_str(), osBAD.c_str(), NULL);
VSIStatBufL sStatBuf;
if( VSIStatL( osFileName, &sStatBuf ) == 0 )
{
osBAD = osFileName;
CPLDebug("ADRG", "Building IMG full file name : %s", osBAD.c_str());
}
else
{
char** papszDirContent;
if (strcmp(osGENDir.c_str(), "/vsimem") == 0)
{
CPLString osTmp = osGENDir + "/";
papszDirContent = VSIReadDir(osTmp);
}
else
papszDirContent = VSIReadDir(osGENDir);
char** ptrDir = papszDirContent;
while(ptrDir && *ptrDir)
{
if (EQUAL(*ptrDir, osBAD.c_str()))
{
osBAD = CPLFormFilename(osGENDir.c_str(), *ptrDir, NULL);
CPLDebug("ADRG", "Building IMG full file name : %s", osBAD.c_str());
break;
}
ptrDir ++;
}
CSLDestroy(papszDirContent);
}
if (nFilenames == 0 && pnRecordIndex)
*pnRecordIndex = nRecordIndex;
papszFileNames = (char**)CPLRealloc(papszFileNames, sizeof(char*) * (nFilenames + 2));
papszFileNames[nFilenames] = CPLStrdup(osBAD.c_str());
papszFileNames[nFilenames + 1] = NULL;
nFilenames ++;
}
}
return papszFileNames;
}
/************************************************************************/
/* Open() */
/************************************************************************/
GDALDataset *ADRGDataset::Open( GDALOpenInfo * poOpenInfo )
{
int nRecordIndex = -1;
CPLString osGENFileName;
CPLString osIMGFileName;
int bFromSubdataset = FALSE;
if( EQUALN(poOpenInfo->pszFilename, "ADRG:", 5) )
{
char** papszTokens = CSLTokenizeString2(poOpenInfo->pszFilename + 5, ",", 0);
if (CSLCount(papszTokens) == 2)
{
osGENFileName = papszTokens[0];
osIMGFileName = papszTokens[1];
bFromSubdataset = TRUE;
}
CSLDestroy(papszTokens);
}
else
{
if( poOpenInfo->nHeaderBytes < 500 )
return NULL;
CPLString osFileName(poOpenInfo->pszFilename);
if (EQUAL(CPLGetExtension(osFileName.c_str()), "THF"))
{
char** papszFileNames = GetGENListFromTHF(osFileName.c_str());
if (papszFileNames == NULL)
return NULL;
if (papszFileNames[1] == NULL)
{
osFileName = papszFileNames[0];
CSLDestroy(papszFileNames);
}
else
{
char** ptr = papszFileNames;
ADRGDataset* poDS = new ADRGDataset();
while(*ptr)
{
char** papszIMGFileNames = GetIMGListFromGEN(*ptr);
char** papszIMGIter = papszIMGFileNames;
while(papszIMGIter && *papszIMGIter)
{
poDS->AddSubDataset(*ptr, *papszIMGIter);
papszIMGIter ++;
}
CSLDestroy(papszIMGFileNames);
ptr ++;
}
CSLDestroy(papszFileNames);
return poDS;
}
}
if (EQUAL(CPLGetExtension(osFileName.c_str()), "GEN"))
{
osGENFileName = osFileName;
char** papszFileNames = GetIMGListFromGEN(osFileName.c_str(), &nRecordIndex);
if (papszFileNames == NULL)
return NULL;
if (papszFileNames[1] == NULL)
{
osIMGFileName = papszFileNames[0];
CSLDestroy(papszFileNames);
}
else
{
char** ptr = papszFileNames;
ADRGDataset* poDS = new ADRGDataset();
while(*ptr)
{
poDS->AddSubDataset(osFileName.c_str(), *ptr);
ptr ++;
}
CSLDestroy(papszFileNames);
return poDS;
}
}
}
if (osGENFileName.size() > 0 &&
osIMGFileName.size() > 0)
{
if( poOpenInfo->eAccess == GA_Update )
{
CPLError( CE_Failure, CPLE_NotSupported,
"The ADRG driver does not support update access to existing"
" datasets.\n" );
return NULL;
}
DDFModule module;
DDFRecord* record = NULL;
if (nRecordIndex >= 0 &&
module.Open(osGENFileName.c_str(), TRUE))
{
int i;
for(i=0;i<=nRecordIndex;i++)
{
CPLPushErrorHandler( CPLQuietErrorHandler );
record = module.ReadRecord();
CPLPopErrorHandler();
CPLErrorReset();
if (record == NULL)
break;
}
}
ADRGDataset* poDS = OpenDataset(osGENFileName.c_str(), osIMGFileName.c_str(), record);
if (poDS)
{
/* -------------------------------------------------------------------- */
/* Initialize any PAM information. */
/* -------------------------------------------------------------------- */
poDS->SetDescription( poOpenInfo->pszFilename );
poDS->TryLoadXML();
/* -------------------------------------------------------------------- */
/* Check for external overviews. */
/* -------------------------------------------------------------------- */
if( bFromSubdataset )
poDS->oOvManager.Initialize( poDS, osIMGFileName.c_str() );
else
poDS->oOvManager.Initialize( poDS, poOpenInfo->pszFilename );
return poDS;
}
}
return NULL;
}
/************************************************************************/
/* Create() */
/************************************************************************/
GDALDataset *ADRGDataset::Create(const char* pszFilename,
int nXSize,
int nYSize,
int nBands,
GDALDataType eType,
CPL_UNUSED char **papszOptions)
{
int i;
if( eType != GDT_Byte)
{
CPLError( CE_Failure, CPLE_AppDefined,
"Attempt to create ADRG dataset with an illegal\n"
"data type (%s), only Byte supported by the format.\n",
GDALGetDataTypeName(eType) );
return NULL;
}
if( nBands != 3 )
{
CPLError( CE_Failure, CPLE_NotSupported,
"ADRG driver doesn't support %d bands. Must be 3 (rgb) bands.\n",
nBands );
return NULL;
}
if(nXSize < 1 || nYSize < 1)
{
CPLError( CE_Failure, CPLE_NotSupported,
"Specified pixel dimensions (% d x %d) are bad.\n",
nXSize, nYSize );
}
if (!EQUAL(CPLGetExtension(pszFilename), "gen"))
{
CPLError( CE_Failure, CPLE_NotSupported,
"Invalid filename. Must be ABCDEF01.GEN\n");
return NULL;
}
CPLString osBaseFileName(CPLGetBasename(pszFilename));
if (strlen(osBaseFileName) != 8 || osBaseFileName[6] != '0' || osBaseFileName[7] != '1')
{
CPLError( CE_Failure, CPLE_NotSupported,
"Invalid filename. Must be xxxxxx01.GEN where x is between A and Z\n");
return NULL;
}
for(i=0;i<6;i++)
{
if (!(osBaseFileName[i] >= 'A' && osBaseFileName[i] <= 'Z'))
{
CPLError( CE_Failure, CPLE_NotSupported,
"Invalid filename. Must be xxxxxx01.GEN where x is between A and Z\n");
return NULL;
}
}
VSILFILE* fdGEN = VSIFOpenL(pszFilename, "wb");
if (fdGEN == NULL)
{
CPLError( CE_Failure, CPLE_FileIO,
"Cannot create GEN file : %s.\n", pszFilename);
return NULL;
}
CPLString osDirname(CPLGetDirname(pszFilename));
CPLString osTransh01THF(CPLFormFilename(osDirname.c_str(), "TRANSH01.THF", NULL));
VSILFILE* fdTHF = VSIFOpenL(osTransh01THF.c_str(), "wb");
if (fdTHF == NULL)
{
VSIFCloseL(fdGEN);
CPLError( CE_Failure, CPLE_FileIO,
"Cannot create THF file : %s.\n", osTransh01THF.c_str());
return NULL;
}
CPLString osImgFilename = CPLResetExtension(pszFilename, "IMG");
VSILFILE* fdIMG = VSIFOpenL(osImgFilename.c_str(), "w+b");
if (fdIMG == NULL)
{
VSIFCloseL(fdGEN);
VSIFCloseL(fdTHF);
CPLError( CE_Failure, CPLE_FileIO,
"Cannot create image file : %s.\n", osImgFilename.c_str());
return NULL;
}
ADRGDataset* poDS = new ADRGDataset();
poDS->eAccess = GA_Update;
poDS->fdGEN = fdGEN;
poDS->fdIMG = fdIMG;
poDS->fdTHF = fdTHF;
poDS->osBaseFileName = osBaseFileName;
poDS->bCreation = TRUE;
poDS->nNextAvailableBlock = 1;
poDS->NFC = (nXSize + 127) / 128;
poDS->NFL = (nYSize + 127) / 128;
poDS->nRasterXSize = nXSize;
poDS->nRasterYSize = nYSize;
poDS->bGeoTransformValid = FALSE;
poDS->TILEINDEX = new int [poDS->NFC*poDS->NFL];
memset(poDS->TILEINDEX, 0, sizeof(int)*poDS->NFC*poDS->NFL);
poDS->offsetInIMG = 2048;
poDS->poOverviewDS = NULL;
poDS->nBands = 3;
for( i = 0; i < poDS->nBands; i++ )
poDS->SetBand( i+1, new ADRGRasterBand( poDS, i+1 ) );
return poDS;
}
/************************************************************************/
/* WriteGENFile_Header() */
/************************************************************************/
static void WriteGENFile_Header(VSILFILE* fd)
{
int nFields = 0;
int sizeOfFields[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, };
const char* nameOfFields[] = { "000", "001", "DRF", "DSI", "OVI", "GEN", "SPR", "BDF", "TIM" };
int pos = BeginHeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
sizeOfFields[nFields++] += WriteFieldDecl(fd, ' ', ' ', "GENERAL_INFORMATION_FILE", "", ""); /* 000 */
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "RECORD_ID_FIELD", /* 001 */
"RTY!RID",
"(A(3),A(2))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '1', "DATA_SET_DESCRIPTION_FIELD", /* DRF */
"NSH!NSV!NOZ!NOS",
"(4I(2))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "DATA_SET-ID_FIELD", /* DSI */
"PRT!NAM",
"(A(4),A(8))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "OVERVIEW_INFORMATION_FIELD", /* OVI */
"STR!ARV!BRV!LSO!PSO",
"(I(1),I(8),I(8),A(11),A(10))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "GENERAL_INFORMATION_FIELD", /* GEN */
"STR!LOD!LAD!UNIloa!SWO!SWA!NWO!NWA!NEO!NEA!SEO!SEA!SCA!ZNA!PSP!IMR!ARV!BRV!LSO!PSO!TXT",
"(I(1),2R(6),I(3),A(11),A(10),A(11),A(10),A(11),A(10),A(11),A(10),I(9),I(2),R(5),A(1),2I(8),A(11),A(10),A(64))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "DATA_SET_PARAMETERS_FIELD", /* SPR */
"NUL!NUS!NLL!NLS!NFL!NFC!PNC!PNL!COD!ROD!POR!PCB!PVB!BAD!TIF",
"(4I(6),2I(3),2I(6),5I(1),A(12),A(1))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '2', '6', "BAND_ID_FIELD", /* BDF */
"*BID!WS1!WS2",
"(A(5),I(5),I(5))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '2', '1', "TILE_INDEX_MAP_FIELD", /* TIM */
"*TSI",
"(I(5))");
FinishWriteHeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/************************************************************************/
/* WriteGENFile_DataSetDescriptionRecord() */
/************************************************************************/
/* Write DATA_SET_DESCRIPTION_RECORD */
static void WriteGENFile_DataSetDescriptionRecord(VSILFILE* fd)
{
int nFields = 0;
int sizeOfFields[] = {0, 0};
const char* nameOfFields[] = { "001", "DRF" };
int pos = BeginLeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "DSS", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field DRF */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 2); /* NSH */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 2); /* NSV */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 2); /* NOZ */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 2); /* NOS */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
FinishWriteLeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/************************************************************************/
/* WriteGENFile_OverviewRecord() */
/************************************************************************/
/* Write OVERVIEW_RECORD */
static void WriteGENFile_OverviewRecord(VSILFILE* fd, CPLString& osBaseFileName, int ARV, int BRV, double LSO, double PSO,
int nOvSizeX, int nOvSizeY, int NFL, int NFC, int* TILEINDEX)
{
int nFields = 0;
int sizeOfFields[] = {0, 0, 0, 0, 0, 0};
const char* nameOfFields[] = { "001", "DSI", "OVI", "SPR", "BDF", "TIM" };
int pos = BeginLeader(fd, 9, 9, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "OVV", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field DSI */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "ADRG", 4); /* PRT */
sizeOfFields[nFields] += WriteSubFieldStr(fd, osBaseFileName, 8); /* NAM */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field OVI */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 3, 1); /* STR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, ARV, 8); /* ARV */ /* FIXME */
sizeOfFields[nFields] += WriteSubFieldInt(fd, BRV, 8); /* BRV */ /* FIXME */
sizeOfFields[nFields] += WriteLongitude(fd, LSO); /* LSO */ /* FIXME */
sizeOfFields[nFields] += WriteLatitude(fd, PSO); /* PSO */ /* FIXME */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field SPR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 6); /* NUL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, nOvSizeX-1, 6); /* NUS */
sizeOfFields[nFields] += WriteSubFieldInt(fd, nOvSizeY-1, 6); /* NLL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 6); /* NLS */
sizeOfFields[nFields] += WriteSubFieldInt(fd, (nOvSizeY + 127) / 128, 3); /* NFL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, (nOvSizeX + 127) / 128, 3); /* NFC */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 128, 6); /* PNC */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 128, 6); /* PNL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* COD */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 1); /* ROD */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* POR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* PCB */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 8, 1); /* PVB */
char tmp[12+1];
sprintf(tmp, "%s.IMG", osBaseFileName.c_str()); /* FIXME */
sizeOfFields[nFields] += WriteSubFieldStr(fd, tmp, 12); /* BAD */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Y", 1); /* TIF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field BDF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Red", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Green", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Blue", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field TIM */
int i;
for(i=0;i<NFL*NFC;i++)
{
sizeOfFields[nFields] += WriteSubFieldInt(fd, TILEINDEX[i], 5); /* TSI */
}
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
FinishWriteLeader(fd, pos, 9, 9, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/************************************************************************/
/* WriteGENFile_GeneralInformationRecord() */
/************************************************************************/
/* Write GENERAL_INFORMATION_RECORD */
static void WriteGENFile_GeneralInformationRecord(VSILFILE* fd, CPLString& osNAM, CPLString& osBAD,
int ARV, int BRV, double LSO, double PSO,
double* adfGeoTransform, int SCA,
int nRasterXSize, int nRasterYSize,
int NFL, int NFC, int* TILEINDEX)
{
int nFields = 0;
int sizeOfFields[] = {0, 0, 0, 0, 0, 0};
const char* nameOfFields[] = { "001", "DSI", "GEN", "SPR", "BDF", "TIM" };
int pos = BeginLeader(fd, 9, 9, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "GIN", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field DSI */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "ADRG", 4); /* PRT */
sizeOfFields[nFields] += WriteSubFieldStr(fd, osNAM.c_str(), 8); /* NAM */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field `GEN */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 3, 1); /* STR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "0099.9", 6); /* LOD */ /* FIXME */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "0099.9", 6); /* LAD */ /* FIXME */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 16, 3); /* UNIloa */ /* FIXME */
sizeOfFields[nFields] += WriteLongitude(fd, LSO); /* SWO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO + nRasterYSize * adfGeoTransform[5]); /* SWA */
sizeOfFields[nFields] += WriteLongitude(fd, LSO); /* NWO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO); /* NWA */
sizeOfFields[nFields] += WriteLongitude(fd, LSO + nRasterXSize * adfGeoTransform[1]); /* NEO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO); /* NEA */
sizeOfFields[nFields] += WriteLongitude(fd, LSO + nRasterXSize * adfGeoTransform[1]); /* SEO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO + nRasterYSize * adfGeoTransform[5]); /* SEA */
sizeOfFields[nFields] += WriteSubFieldInt(fd, SCA, 9); /* SCA */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 2); /* ZNA */ /* FIXME */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "100.0", 5); /* PSP */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "N", 1); /* IMR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, ARV, 8); /* ARV */
sizeOfFields[nFields] += WriteSubFieldInt(fd, BRV, 8); /* BRV */
sizeOfFields[nFields] += WriteLongitude(fd, LSO); /* LSO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO); /* PSO */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 64); /* TXT */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field SPR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 6); /* NUL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, nRasterXSize-1, 6); /* NUS */
sizeOfFields[nFields] += WriteSubFieldInt(fd, nRasterYSize-1, 6); /* NLL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 6); /* NLS */
sizeOfFields[nFields] += WriteSubFieldInt(fd, (nRasterYSize + 127) / 128, 3); /* NFL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, (nRasterXSize + 127) / 128, 3); /* NFC */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 128, 6); /* PNC */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 128, 6); /* PNL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* COD */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 1); /* ROD */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* POR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* PCB */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 8, 1); /* PVB */
sizeOfFields[nFields] += WriteSubFieldStr(fd, osBAD.c_str(), 12); /* BAD */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Y", 1); /* TIF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field BDF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Red", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Green", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Blue", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field TIM */
int i;
for(i=0;i<NFL*NFC;i++)
{
sizeOfFields[nFields] += WriteSubFieldInt(fd, TILEINDEX[i], 5); /* TSI */
}
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
FinishWriteLeader(fd, pos, 9, 9, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/************************************************************************/
/* WriteGENFile() */
/************************************************************************/
void ADRGDataset::WriteGENFile()
{
if (!bGeoTransformValid)
{
CPLError(CE_Failure, CPLE_AppDefined, "No geo transform available !");
adfGeoTransform[0] = 0;
adfGeoTransform[3] = 0;
adfGeoTransform[1] = 1;
adfGeoTransform[5] = 1;
}
LSO = adfGeoTransform[0];
PSO = adfGeoTransform[3];
ARV = (int)floor(360. / adfGeoTransform[1] + .5);
BRV = (int)floor(-360. / adfGeoTransform[5] + .5);
/*ARV = ((ARV + 255) / 512) * 512;
BRV = ((BRV + 255) / 512) * 512;*/
int SCA = (int)floor(1000000. * 400384 / BRV + 0.5);
int nOvSizeX = nRasterXSize; // FIXME
int nOvSizeY = nRasterYSize; // FIXME
/* Write header */
WriteGENFile_Header(fdGEN);
/* Write DATA_SET_DESCRIPTION_RECORD */
WriteGENFile_DataSetDescriptionRecord(fdGEN);
/* Write OVERVIEW_RECORD */
WriteGENFile_OverviewRecord(fdGEN, osBaseFileName, ARV, BRV, LSO, PSO,
nOvSizeX, nOvSizeY, NFL, NFC, TILEINDEX);
/* Write GENERAL_INFORMATION_RECORD */
CPLString osNAM = osBaseFileName;
char tmp[12+1];
sprintf(tmp, "%s.IMG", osNAM.c_str());
CPLString osBAD = tmp;
WriteGENFile_GeneralInformationRecord(fdGEN, osNAM, osBAD, ARV, BRV, LSO, PSO,
adfGeoTransform, SCA, nRasterXSize, nRasterYSize, NFL, NFC, TILEINDEX);
if (CSLTestBoolean(CPLGetConfigOption("ADRG_SIMULATE_MULTI_IMG", "OFF")))
{
strncpy(tmp, osBaseFileName.c_str(), 6);
tmp[6] = '\0';
strcat(tmp, "02");
osNAM = tmp;
sprintf(tmp, "%s.IMG", osNAM.c_str());
osBAD = tmp;
WriteGENFile_GeneralInformationRecord(fdGEN, osNAM, osBAD, ARV, BRV, LSO, PSO,
adfGeoTransform, SCA, nRasterXSize, nRasterYSize, NFL, NFC, TILEINDEX);
}
}
/************************************************************************/
/* WriteTHFFile() */
/************************************************************************/
void ADRGDataset::WriteTHFFile()
{
VSILFILE* fd = fdTHF;
/* Write header */
{
int nFields = 0;
int sizeOfFields[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
const char* nameOfFields[] = { "000", "001", "VDR", "FDR", "QSR", "QUV", "CPS", "CPT", "SPR", "BDF", "VFF"};
int pos = BeginHeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
sizeOfFields[nFields++] += WriteFieldDecl(fd, ' ', ' ', "TRANSMITTAL_HEADER_FILE", "", ""); /* 000 */
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "RECORD_ID_FIELD", /* 001 */
"RTY!RID",
"(A(3),A(2))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "TRANSMITTAL_HEADER_FIELD", /* VDR */
"MSD!VOO!ADR!NOV!SQN!NOF!URF!EDN!DAT",
"(A(1),A(200),A(1),I(1),I(1),I(3),A(16),I(3),A(12))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "DATA_SET_DESCRIPTION_FIELD", /* FDR */
"NAM!STR!PRT!SWO!SWA!NEO!NEA",
"(A(8),I(1),A(4),A(11),A(10),A(11),A(10))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "SECURITY_AND_RELEASE_FIELD", /* QSR */
"QSS!QOD!DAT!QLE",
"(A(1),A(1),A(12),A(200))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "VOLUME_UP_TO_DATENESS_FIELD", /* QUV */
"SRC!DAT!SPA",
"(A(100),A(12),A(20))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "TEST_PATCH_IDENTIFIER_FIELD", /* CPS */
"PNM!DWV!REF!PUR!PIR!PIG!PIB",
"(A(7),I(6),R(5),R(5),I(3),I(3),I(3))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "TEST_PATCH_INFORMATION_FIELD", /* CPT */
"STR!SCR",
"(I(1),A(100))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '6', "DATA_SET_PARAMETERS_FIELD", /* SPR */
"NUL!NUS!NLL!NLS!NFL!NFC!PNC!PNL!COD!ROD!POR!PCB!PVB!BAD!TIF",
"(I(6),I(6),I(6),I(6),I(3),I(3),I(6),I(6),I(1),I(1),I(1),I(1),I(1),A(12),A(1))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '2', '6', "BAND_ID_FIELD", /* BDF */
"*BID!WS1!WS2",
"(A(5),I(5),I(5))");
sizeOfFields[nFields++] += WriteFieldDecl(fd, '1', '0', "TRANSMITTAL_FILENAMES_FIELD", /* VFF */
"VFF",
"(A(51))");
FinishWriteHeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/* Write TRANSMITTAL_DESCRIPTION_RECORD */
{
int nFields = 0;
int sizeOfFields[] = {0, 0, 0};
const char* nameOfFields[] = { "001", "VDR", "FDR" };
int pos = BeginLeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "VTH", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field VDR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, " ", 1); /* MSD */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 200); /* VOO */ /* Title and address of originator */
sizeOfFields[nFields] += WriteSubFieldStr(fd, " ", 1); /* ADR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 1); /* NOV */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 1); /* SQN */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 3); /* NOF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 16); /* URF */ /* DMA stock number for this CDROM */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 3); /* EDN */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "017,19940101", 12); /* DAT */ /* Publication date */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field FDR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, osBaseFileName, 8); /* NAM */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 3, 1); /* STR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "ADRG", 4); /* PRT */
sizeOfFields[nFields] += WriteLongitude(fd, LSO); /* SWO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO + nRasterYSize * adfGeoTransform[5]); /* SWA */
sizeOfFields[nFields] += WriteLongitude(fd, LSO + nRasterXSize * adfGeoTransform[1]); /* NEO */
sizeOfFields[nFields] += WriteLatitude(fd, PSO); /* NEA */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
FinishWriteLeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/* Write SECURITY_AND_UPDATE_RECORD */
{
int nFields = 0;
int sizeOfFields[] = {0, 0, 0};
const char* nameOfFields[] = { "001", "QSR", "QUV" };
int pos = BeginLeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "LCF", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field VDR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "U", 1); /* QSS */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "N", 1); /* QOD */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 12); /* DAT */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 200); /* QLE */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field FDR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "MILITARY SPECIFICATION ARC DIGITIZED RASTER GRAPHICS (ADRG)", 100); /* SRC */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "022,19900222", 12); /* DAT */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "MIL-A-89007", 20); /* SPA */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
FinishWriteLeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/* Write TEST_PATCH_DATA_RECORD */
{
int nFields = 0;
int sizeOfFields[] = {0, 0, 0, 0, 0};
const char* nameOfFields[] = { "001", "CPS", "CPT", "SPR", "BDF" };
int pos = BeginLeader(fd, 3, 4, 3, N_ELEMENTS(sizeOfFields));
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "TPA", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field CPS */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Black", 7); /* PNM */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 6); /* DMV */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 5); /* REF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 5); /* PUR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 3); /* PIR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 3); /* PIG */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 3); /* PIB */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field CPT */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 3, 1); /* STR */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "", 100); /* SCR */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
int nPatchXSize = 512;
int nPatchYSize = 512;
/* Field SPR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 6); /* NUL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, nPatchXSize-1, 6); /* NUS */
sizeOfFields[nFields] += WriteSubFieldInt(fd, nPatchYSize-1, 6); /* NLL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 6); /* NLS */
sizeOfFields[nFields] += WriteSubFieldInt(fd, (nPatchYSize + 127) / 128, 3); /* NFL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, (nPatchXSize + 127) / 128, 3); /* NFC */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 128, 6); /* PNC */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 128, 6); /* PNL */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* COD */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 1, 1); /* ROD */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* POR */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 1); /* PCB */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 8, 1); /* PVB */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "TESTPA01.CPH", 12); /* BAD */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "N", 1); /* TIF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field BDF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Red", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Green", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "Blue", 5); /* BID */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS1 */
sizeOfFields[nFields] += WriteSubFieldInt(fd, 0, 5); /* WS2 */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
FinishWriteLeader(fd, pos, 3, 4, 3, N_ELEMENTS(sizeOfFields), sizeOfFields, nameOfFields);
}
/* Write TRANSMITTAL_FILENAMES_RECORD */
{
char tmp[12+1];
int nFields = 0;
int sizeOfFields[] = {0, 0, 0, 0, 0, 0, 0};
/* Debug option to simulate ADRG datasets made of several images */
int nTotalFields = (CSLTestBoolean(CPLGetConfigOption("ADRG_SIMULATE_MULTI_IMG", "OFF"))) ? 6 : 5;
const char* nameOfFields[] = { "001", "VFF", "VFF", "VFF", "VFF", "VFF", "VFF" };
int pos = BeginLeader(fd, 9, 9, 3, nTotalFields);
/* Field 001 */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "TFN", 3); /* RTY */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "01", 2); /* RID */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field VFF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "TRANSH01.THF", 51); /* VFF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field VFF */
sizeOfFields[nFields] += WriteSubFieldStr(fd, "TESTPA01.CPH", 51); /* VFF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field VFF */
sprintf(tmp, "%s.GEN", osBaseFileName.c_str());
sizeOfFields[nFields] += WriteSubFieldStr(fd, tmp, 51); /* VFF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
/* Field VFF */
sprintf(tmp, "%s.IMG", osBaseFileName.c_str());
sizeOfFields[nFields] += WriteSubFieldStr(fd, tmp, 51); /* VFF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
if (nTotalFields == 6)
{
/* Field VFF */
strncpy(tmp, osBaseFileName.c_str(), 6);
tmp[6] = '\0';
strcat(tmp, "02.IMG");
sizeOfFields[nFields] += WriteSubFieldStr(fd, tmp, 51); /* VFF */
sizeOfFields[nFields] += WriteFieldTerminator(fd);
nFields++;
}
FinishWriteLeader(fd, pos, 9, 9, 3, nTotalFields, sizeOfFields, nameOfFields);
}
}
/************************************************************************/
/* GDALRegister_ADRG() */
/************************************************************************/
void GDALRegister_ADRG()
{
GDALDriver *poDriver;
if( GDALGetDriverByName( "ADRG" ) == NULL )
{
poDriver = new GDALDriver();
poDriver->SetDescription( "ADRG" );
poDriver->SetMetadataItem( GDAL_DCAP_RASTER, "YES" );
poDriver->SetMetadataItem( GDAL_DMD_LONGNAME,
"ARC Digitized Raster Graphics" );
poDriver->SetMetadataItem( GDAL_DMD_HELPTOPIC,
"frmt_various.html#ADRG" );
poDriver->SetMetadataItem( GDAL_DMD_EXTENSION, "gen" );
poDriver->SetMetadataItem( GDAL_DMD_CREATIONDATATYPES,
"Byte" );
poDriver->SetMetadataItem( GDAL_DMD_SUBDATASETS, "YES" );
poDriver->SetMetadataItem( GDAL_DCAP_VIRTUALIO, "YES" );
poDriver->pfnOpen = ADRGDataset::Open;
poDriver->pfnCreate = ADRGDataset::Create;
GetGDALDriverManager()->RegisterDriver( poDriver );
}
}