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gdal_translate.cpp
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/******************************************************************************
* $Id$
*
* Project: GDAL Utilities
* Purpose: GDAL Image Translator Program
* Author: Frank Warmerdam, [email protected]
*
******************************************************************************
* Copyright (c) 1998, 2002, Frank Warmerdam
* Copyright (c) 2007-2014, 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 "cpl_vsi.h"
#include "cpl_conv.h"
#include "cpl_string.h"
#include "gdal_priv.h"
#include "ogr_spatialref.h"
#include "vrtdataset.h"
#include "commonutils.h"
CPL_CVSID("$Id$");
static int ArgIsNumeric( const char * );
static void AttachMetadata( GDALDatasetH, char ** );
static void CopyBandInfo( GDALRasterBand * poSrcBand, GDALRasterBand * poDstBand,
int bCanCopyStatsMetadata, int bCopyScale, int bCopyNoData );
static int bSubCall = FALSE;
/* ******************************************************************* */
/* Usage() */
/* ******************************************************************** */
static void Usage(const char* pszErrorMsg = NULL, int bShort = TRUE)
{
int iDr;
printf( "Usage: gdal_translate [--help-general] [--long-usage]\n"
" [-ot {Byte/Int16/UInt16/UInt32/Int32/Float32/Float64/\n"
" CInt16/CInt32/CFloat32/CFloat64}] [-strict]\n"
" [-of format] [-b band] [-mask band] [-expand {gray|rgb|rgba}]\n"
" [-outsize xsize[%%] ysize[%%]] [-tr xres yres]\n"
" [-r {nearest,bilinear,cubic,cubicspline,lanczos,average,mode}]\n"
" [-unscale] [-scale[_bn] [src_min src_max [dst_min dst_max]]]* [-exponent[_bn] exp_val]*\n"
" [-srcwin xoff yoff xsize ysize] [-projwin ulx uly lrx lry] [-epo] [-eco]\n"
" [-a_srs srs_def] [-a_ullr ulx uly lrx lry] [-a_nodata value]\n"
" [-gcp pixel line easting northing [elevation]]*\n"
" [-mo \"META-TAG=VALUE\"]* [-q] [-sds]\n"
" [-co \"NAME=VALUE\"]* [-stats] [-norat]\n"
" [-oo NAME=VALUE]*\n"
" src_dataset dst_dataset\n" );
if( !bShort )
{
printf( "\n%s\n\n", GDALVersionInfo( "--version" ) );
printf( "The following format drivers are configured and support output:\n" );
for( iDr = 0; iDr < GDALGetDriverCount(); iDr++ )
{
GDALDriverH hDriver = GDALGetDriver(iDr);
if( GDALGetMetadataItem( hDriver, GDAL_DCAP_RASTER, NULL) != NULL &&
(GDALGetMetadataItem( hDriver, GDAL_DCAP_CREATE, NULL ) != NULL
|| GDALGetMetadataItem( hDriver, GDAL_DCAP_CREATECOPY, NULL ) != NULL) )
{
printf( " %s: %s\n",
GDALGetDriverShortName( hDriver ),
GDALGetDriverLongName( hDriver ) );
}
}
}
if( pszErrorMsg != NULL )
fprintf(stderr, "\nFAILURE: %s\n", pszErrorMsg);
exit(1);
}
/************************************************************************/
/* SrcToDst() */
/************************************************************************/
static void SrcToDst( double dfX, double dfY,
int nSrcXOff, int nSrcYOff,
int nSrcXSize, int nSrcYSize,
int nDstXOff, int nDstYOff,
int nDstXSize, int nDstYSize,
double &dfXOut, double &dfYOut )
{
dfXOut = ((dfX - nSrcXOff) / nSrcXSize) * nDstXSize + nDstXOff;
dfYOut = ((dfY - nSrcYOff) / nSrcYSize) * nDstYSize + nDstYOff;
}
/************************************************************************/
/* GetSrcDstWindow() */
/************************************************************************/
static int FixSrcDstWindow( int* panSrcWin, int* panDstWin,
int nSrcRasterXSize,
int nSrcRasterYSize )
{
const int nSrcXOff = panSrcWin[0];
const int nSrcYOff = panSrcWin[1];
const int nSrcXSize = panSrcWin[2];
const int nSrcYSize = panSrcWin[3];
const int nDstXOff = panDstWin[0];
const int nDstYOff = panDstWin[1];
const int nDstXSize = panDstWin[2];
const int nDstYSize = panDstWin[3];
int bModifiedX = FALSE, bModifiedY = FALSE;
int nModifiedSrcXOff = nSrcXOff;
int nModifiedSrcYOff = nSrcYOff;
int nModifiedSrcXSize = nSrcXSize;
int nModifiedSrcYSize = nSrcYSize;
/* -------------------------------------------------------------------- */
/* Clamp within the bounds of the available source data. */
/* -------------------------------------------------------------------- */
if( nModifiedSrcXOff < 0 )
{
nModifiedSrcXSize += nModifiedSrcXOff;
nModifiedSrcXOff = 0;
bModifiedX = TRUE;
}
if( nModifiedSrcYOff < 0 )
{
nModifiedSrcYSize += nModifiedSrcYOff;
nModifiedSrcYOff = 0;
bModifiedY = TRUE;
}
if( nModifiedSrcXOff + nModifiedSrcXSize > nSrcRasterXSize )
{
nModifiedSrcXSize = nSrcRasterXSize - nModifiedSrcXOff;
bModifiedX = TRUE;
}
if( nModifiedSrcYOff + nModifiedSrcYSize > nSrcRasterYSize )
{
nModifiedSrcYSize = nSrcRasterYSize - nModifiedSrcYOff;
bModifiedY = TRUE;
}
/* -------------------------------------------------------------------- */
/* Don't do anything if the requesting region is completely off */
/* the source image. */
/* -------------------------------------------------------------------- */
if( nModifiedSrcXOff >= nSrcRasterXSize
|| nModifiedSrcYOff >= nSrcRasterYSize
|| nModifiedSrcXSize <= 0 || nModifiedSrcYSize <= 0 )
{
return FALSE;
}
panSrcWin[0] = nModifiedSrcXOff;
panSrcWin[1] = nModifiedSrcYOff;
panSrcWin[2] = nModifiedSrcXSize;
panSrcWin[3] = nModifiedSrcYSize;
/* -------------------------------------------------------------------- */
/* If we haven't had to modify the source rectangle, then the */
/* destination rectangle must be the whole region. */
/* -------------------------------------------------------------------- */
if( !bModifiedX && !bModifiedY )
return TRUE;
/* -------------------------------------------------------------------- */
/* Now transform this possibly reduced request back into the */
/* destination buffer coordinates in case the output region is */
/* less than the whole buffer. */
/* -------------------------------------------------------------------- */
double dfDstULX, dfDstULY, dfDstLRX, dfDstLRY;
SrcToDst( nModifiedSrcXOff, nModifiedSrcYOff,
nSrcXOff, nSrcYOff,
nSrcXSize, nSrcYSize,
nDstXOff, nDstYOff,
nDstXSize, nDstYSize,
dfDstULX, dfDstULY );
SrcToDst( nModifiedSrcXOff + nModifiedSrcXSize, nModifiedSrcYOff + nModifiedSrcYSize,
nSrcXOff, nSrcYOff,
nSrcXSize, nSrcYSize,
nDstXOff, nDstYOff,
nDstXSize, nDstYSize,
dfDstLRX, dfDstLRY );
int nModifiedDstXOff = nDstXOff;
int nModifiedDstYOff = nDstYOff;
int nModifiedDstXSize = nDstXSize;
int nModifiedDstYSize = nDstYSize;
if( bModifiedX )
{
nModifiedDstXOff = (int) ((dfDstULX - nDstXOff)+0.001);
nModifiedDstXSize = (int) ((dfDstLRX - nDstXOff)+0.001)
- nModifiedDstXOff;
nModifiedDstXOff = MAX(0,nModifiedDstXOff);
if( nModifiedDstXOff + nModifiedDstXSize > nDstXSize )
nModifiedDstXSize = nDstXSize - nModifiedDstXOff;
}
if( bModifiedY )
{
nModifiedDstYOff = (int) ((dfDstULY - nDstYOff)+0.001);
nModifiedDstYSize = (int) ((dfDstLRY - nDstYOff)+0.001)
- nModifiedDstYOff;
nModifiedDstYOff = MAX(0,nModifiedDstYOff);
if( nModifiedDstYOff + nModifiedDstYSize > nDstYSize )
nModifiedDstYSize = nDstYSize - nModifiedDstYOff;
}
if( nModifiedDstXSize < 1 || nModifiedDstYSize < 1 )
return FALSE;
else
{
panDstWin[0] = nModifiedDstXOff;
panDstWin[1] = nModifiedDstYOff;
panDstWin[2] = nModifiedDstXSize;
panDstWin[3] = nModifiedDstYSize;
return TRUE;
}
}
/************************************************************************/
/* ProxyMain() */
/************************************************************************/
enum
{
MASK_DISABLED,
MASK_AUTO,
MASK_USER
};
#define CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(nExtraArg) \
do { if (i + nExtraArg >= argc) \
Usage(CPLSPrintf("%s option requires %d argument(s)", argv[i], nExtraArg)); } while(0)
typedef struct
{
int bScale;
int bHaveScaleSrc;
double dfScaleSrcMin, dfScaleSrcMax;
double dfScaleDstMin, dfScaleDstMax;
} ScaleParams;
static int ProxyMain( int argc, char ** argv )
{
GDALDatasetH hDataset, hOutDS;
int i;
int nRasterXSize, nRasterYSize;
const char *pszSource=NULL, *pszDest=NULL, *pszFormat = "GTiff";
int bFormatExplicitlySet = FALSE;
GDALDriverH hDriver;
int *panBandList = NULL; /* negative value of panBandList[i] means mask band of ABS(panBandList[i]) */
int nBandCount = 0, bDefBands = TRUE;
double adfGeoTransform[6];
GDALDataType eOutputType = GDT_Unknown;
int nOXSize = 0, nOYSize = 0;
char *pszOXSize=NULL, *pszOYSize=NULL;
char **papszCreateOptions = NULL;
int anSrcWin[4], bStrict = FALSE;
const char *pszProjection;
int bUnscale=FALSE;
int nScaleRepeat = 0;
ScaleParams *pasScaleParams = NULL;
int bHasUsedExplictScaleBand = FALSE;
int nExponentRepeat = 0;
double *padfExponent = NULL;
int bHasUsedExplictExponentBand = FALSE;
double dfULX, dfULY, dfLRX, dfLRY;
char **papszMetadataOptions = NULL;
char *pszOutputSRS = NULL;
int bQuiet = FALSE, bGotBounds = FALSE;
GDALProgressFunc pfnProgress = GDALTermProgress;
int nGCPCount = 0;
GDAL_GCP *pasGCPs = NULL;
int iSrcFileArg = -1, iDstFileArg = -1;
int bCopySubDatasets = FALSE;
double adfULLR[4] = { 0,0,0,0 };
int bSetNoData = FALSE;
int bUnsetNoData = FALSE;
double dfNoDataReal = 0.0;
int nRGBExpand = 0;
int bParsedMaskArgument = FALSE;
int eMaskMode = MASK_AUTO;
int nMaskBand = 0; /* negative value means mask band of ABS(nMaskBand) */
int bStats = FALSE, bApproxStats = FALSE;
int bErrorOnPartiallyOutside = FALSE;
int bErrorOnCompletelyOutside = FALSE;
int bNoRAT = FALSE;
char **papszOpenOptions = NULL;
const char *pszResampling = NULL;
double dfXRes = 0.0, dfYRes = 0.0;
anSrcWin[0] = 0;
anSrcWin[1] = 0;
anSrcWin[2] = 0;
anSrcWin[3] = 0;
dfULX = dfULY = dfLRX = dfLRY = 0.0;
/* Check strict compilation and runtime library version as we use C++ API */
if (! GDAL_CHECK_VERSION(argv[0]))
exit(1);
EarlySetConfigOptions(argc, argv);
/* -------------------------------------------------------------------- */
/* Register standard GDAL drivers, and process generic GDAL */
/* command options. */
/* -------------------------------------------------------------------- */
GDALAllRegister();
argc = GDALGeneralCmdLineProcessor( argc, &argv, 0 );
if( argc < 1 )
exit( -argc );
/* -------------------------------------------------------------------- */
/* Set optimal setting for best performance with huge input VRT. */
/* The rationale for 450 is that typical Linux process allow */
/* only 1024 file descriptors per process and we need to keep some */
/* spare for shared libraries, etc. so let's go down to 900. */
/* And some datasets may need 2 file descriptors, so divide by 2 */
/* for security. */
/* -------------------------------------------------------------------- */
if( CPLGetConfigOption("GDAL_MAX_DATASET_POOL_SIZE", NULL) == NULL )
{
CPLSetConfigOption("GDAL_MAX_DATASET_POOL_SIZE", "450");
}
/* -------------------------------------------------------------------- */
/* Handle command line arguments. */
/* -------------------------------------------------------------------- */
for( i = 1; i < argc; i++ )
{
if( EQUAL(argv[i], "--utility_version") )
{
printf("%s was compiled against GDAL %s and is running against GDAL %s\n",
argv[0], GDAL_RELEASE_NAME, GDALVersionInfo("RELEASE_NAME"));
return 0;
}
else if( EQUAL(argv[i],"--help") )
Usage();
else if ( EQUAL(argv[i], "--long-usage") )
{
Usage(NULL, FALSE);
}
else if( EQUAL(argv[i],"-of") && i < argc-1 )
{
pszFormat = argv[++i];
bFormatExplicitlySet = TRUE;
}
else if( EQUAL(argv[i],"-q") || EQUAL(argv[i],"-quiet") )
{
bQuiet = TRUE;
pfnProgress = GDALDummyProgress;
}
else if( EQUAL(argv[i],"-ot") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
int iType;
for( iType = 1; iType < GDT_TypeCount; iType++ )
{
if( GDALGetDataTypeName((GDALDataType)iType) != NULL
&& EQUAL(GDALGetDataTypeName((GDALDataType)iType),
argv[i+1]) )
{
eOutputType = (GDALDataType) iType;
}
}
if( eOutputType == GDT_Unknown )
{
Usage(CPLSPrintf("Unknown output pixel type: %s.", argv[i+1] ));
}
i++;
}
else if( EQUAL(argv[i],"-b") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
const char* pszBand = argv[i+1];
int bMask = FALSE;
if (EQUAL(pszBand, "mask"))
pszBand = "mask,1";
if (EQUALN(pszBand, "mask,", 5))
{
bMask = TRUE;
pszBand += 5;
/* If we use tha source mask band as a regular band */
/* don't create a target mask band by default */
if( !bParsedMaskArgument )
eMaskMode = MASK_DISABLED;
}
int nBand = atoi(pszBand);
if( nBand < 1 )
{
Usage(CPLSPrintf( "Unrecognizable band number (%s).", argv[i+1] ));
}
i++;
nBandCount++;
panBandList = (int *)
CPLRealloc(panBandList, sizeof(int) * nBandCount);
panBandList[nBandCount-1] = nBand;
if (bMask)
panBandList[nBandCount-1] *= -1;
if( panBandList[nBandCount-1] != nBandCount )
bDefBands = FALSE;
}
else if( EQUAL(argv[i],"-mask") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
bParsedMaskArgument = TRUE;
const char* pszBand = argv[i+1];
if (EQUAL(pszBand, "none"))
{
eMaskMode = MASK_DISABLED;
}
else if (EQUAL(pszBand, "auto"))
{
eMaskMode = MASK_AUTO;
}
else
{
int bMask = FALSE;
if (EQUAL(pszBand, "mask"))
pszBand = "mask,1";
if (EQUALN(pszBand, "mask,", 5))
{
bMask = TRUE;
pszBand += 5;
}
int nBand = atoi(pszBand);
if( nBand < 1 )
{
Usage(CPLSPrintf( "Unrecognizable band number (%s).", argv[i+1] ));
}
eMaskMode = MASK_USER;
nMaskBand = nBand;
if (bMask)
nMaskBand *= -1;
}
i ++;
}
else if( EQUAL(argv[i],"-not_strict") )
bStrict = FALSE;
else if( EQUAL(argv[i],"-strict") )
bStrict = TRUE;
else if( EQUAL(argv[i],"-sds") )
bCopySubDatasets = TRUE;
else if( EQUAL(argv[i],"-gcp") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(4);
char* endptr = NULL;
/* -gcp pixel line easting northing [elev] */
nGCPCount++;
pasGCPs = (GDAL_GCP *)
CPLRealloc( pasGCPs, sizeof(GDAL_GCP) * nGCPCount );
GDALInitGCPs( 1, pasGCPs + nGCPCount - 1 );
pasGCPs[nGCPCount-1].dfGCPPixel = CPLAtofM(argv[++i]);
pasGCPs[nGCPCount-1].dfGCPLine = CPLAtofM(argv[++i]);
pasGCPs[nGCPCount-1].dfGCPX = CPLAtofM(argv[++i]);
pasGCPs[nGCPCount-1].dfGCPY = CPLAtofM(argv[++i]);
if( argv[i+1] != NULL
&& (CPLStrtod(argv[i+1], &endptr) != 0.0 || argv[i+1][0] == '0') )
{
/* Check that last argument is really a number and not a filename */
/* looking like a number (see ticket #863) */
if (endptr && *endptr == 0)
pasGCPs[nGCPCount-1].dfGCPZ = CPLAtofM(argv[++i]);
}
/* should set id and info? */
}
else if( EQUAL(argv[i],"-a_nodata") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
if (EQUAL(argv[i+1], "none"))
{
bUnsetNoData = TRUE;
}
else
{
bSetNoData = TRUE;
dfNoDataReal = CPLAtofM(argv[i+1]);
}
i += 1;
}
else if( EQUAL(argv[i],"-a_ullr") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(4);
adfULLR[0] = CPLAtofM(argv[i+1]);
adfULLR[1] = CPLAtofM(argv[i+2]);
adfULLR[2] = CPLAtofM(argv[i+3]);
adfULLR[3] = CPLAtofM(argv[i+4]);
bGotBounds = TRUE;
i += 4;
}
else if( EQUAL(argv[i],"-co") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
papszCreateOptions = CSLAddString( papszCreateOptions, argv[++i] );
}
else if( EQUAL(argv[i],"-scale") || EQUALN(argv[i],"-scale_", 7) )
{
int nIndex = 0;
if( EQUALN(argv[i],"-scale_", 7) )
{
if( !bHasUsedExplictScaleBand && nScaleRepeat != 0 )
Usage("Cannot mix -scale and -scale_XX syntax");
bHasUsedExplictScaleBand = TRUE;
nIndex = atoi(argv[i] + 7);
if( nIndex <= 0 || nIndex > 65535 )
Usage(CPLSPrintf( "Invalid parameter name: %s", argv[i] ));
nIndex --;
}
else
{
if( bHasUsedExplictScaleBand )
Usage("Cannot mix -scale and -scale_XX syntax");
nIndex = nScaleRepeat;
}
if( nIndex >= nScaleRepeat )
{
pasScaleParams = (ScaleParams*)CPLRealloc(pasScaleParams,
(nIndex + 1) * sizeof(ScaleParams));
if( nIndex > nScaleRepeat )
memset(pasScaleParams + nScaleRepeat, 0,
sizeof(ScaleParams) * (nIndex - nScaleRepeat));
nScaleRepeat = nIndex + 1;
}
pasScaleParams[nIndex].bScale = TRUE;
if( i < argc-2 && ArgIsNumeric(argv[i+1]) )
{
pasScaleParams[nIndex].bHaveScaleSrc = TRUE;
pasScaleParams[nIndex].dfScaleSrcMin = CPLAtofM(argv[i+1]);
pasScaleParams[nIndex].dfScaleSrcMax = CPLAtofM(argv[i+2]);
i += 2;
}
if( i < argc-2 && pasScaleParams[nIndex].bHaveScaleSrc && ArgIsNumeric(argv[i+1]) )
{
pasScaleParams[nIndex].dfScaleDstMin = CPLAtofM(argv[i+1]);
pasScaleParams[nIndex].dfScaleDstMax = CPLAtofM(argv[i+2]);
i += 2;
}
else
{
pasScaleParams[nIndex].dfScaleDstMin = 0.0;
pasScaleParams[nIndex].dfScaleDstMax = 255.999;
}
}
else if( EQUAL(argv[i],"-exponent") || EQUALN(argv[i],"-exponent_",10) )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
int nIndex = 0;
if( EQUALN(argv[i],"-exponent_", 10) )
{
if( !bHasUsedExplictExponentBand && nExponentRepeat != 0 )
Usage("Cannot mix -exponent and -exponent_XX syntax");
bHasUsedExplictExponentBand = TRUE;
nIndex = atoi(argv[i] + 10);
if( nIndex <= 0 || nIndex > 65535 )
Usage(CPLSPrintf( "Invalid parameter name: %s", argv[i] ));
nIndex --;
}
else
{
if( bHasUsedExplictExponentBand )
Usage("Cannot mix -exponent and -exponent_XX syntax");
nIndex = nExponentRepeat;
}
if( nIndex >= nExponentRepeat )
{
padfExponent = (double*)CPLRealloc(padfExponent,
(nIndex + 1) * sizeof(double));
if( nIndex > nExponentRepeat )
memset(padfExponent + nExponentRepeat, 0,
sizeof(double) * (nIndex - nExponentRepeat));
nExponentRepeat = nIndex + 1;
}
double dfExponent = CPLAtofM(argv[++i]);
padfExponent[nIndex] = dfExponent;
}
else if( EQUAL(argv[i], "-unscale") )
{
bUnscale = TRUE;
}
else if( EQUAL(argv[i],"-mo") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
papszMetadataOptions = CSLAddString( papszMetadataOptions,
argv[++i] );
}
else if( EQUAL(argv[i],"-outsize") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(2);
pszOXSize = argv[++i];
pszOYSize = argv[++i];
}
else if( EQUAL(argv[i],"-tr") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(2);
dfXRes = CPLAtofM(argv[++i]);
dfYRes = fabs(CPLAtofM(argv[++i]));
if( dfXRes == 0 || dfYRes == 0 )
{
Usage("Wrong value for -tr parameters.");
}
}
else if( EQUAL(argv[i],"-srcwin") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(4);
anSrcWin[0] = atoi(argv[++i]);
anSrcWin[1] = atoi(argv[++i]);
anSrcWin[2] = atoi(argv[++i]);
anSrcWin[3] = atoi(argv[++i]);
}
else if( EQUAL(argv[i],"-projwin") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(4);
dfULX = CPLAtofM(argv[++i]);
dfULY = CPLAtofM(argv[++i]);
dfLRX = CPLAtofM(argv[++i]);
dfLRY = CPLAtofM(argv[++i]);
}
else if( EQUAL(argv[i],"-epo") )
{
bErrorOnPartiallyOutside = TRUE;
bErrorOnCompletelyOutside = TRUE;
}
else if( EQUAL(argv[i],"-eco") )
{
bErrorOnCompletelyOutside = TRUE;
}
else if( EQUAL(argv[i],"-a_srs") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
OGRSpatialReference oOutputSRS;
if( oOutputSRS.SetFromUserInput( argv[i+1] ) != OGRERR_NONE )
{
fprintf( stderr, "Failed to process SRS definition: %s\n",
argv[i+1] );
GDALDestroyDriverManager();
exit( 1 );
}
oOutputSRS.exportToWkt( &pszOutputSRS );
i++;
}
else if( EQUAL(argv[i],"-expand") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
if (EQUAL(argv[i+1], "gray"))
nRGBExpand = 1;
else if (EQUAL(argv[i+1], "rgb"))
nRGBExpand = 3;
else if (EQUAL(argv[i+1], "rgba"))
nRGBExpand = 4;
else
{
Usage(CPLSPrintf( "Value %s unsupported. Only gray, rgb or rgba are supported.",
argv[i] ));
}
i++;
}
else if( EQUAL(argv[i], "-stats") )
{
bStats = TRUE;
bApproxStats = FALSE;
}
else if( EQUAL(argv[i], "-approx_stats") )
{
bStats = TRUE;
bApproxStats = TRUE;
}
else if( EQUAL(argv[i], "-norat") )
{
bNoRAT = TRUE;
}
else if( EQUAL(argv[i], "-oo") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
papszOpenOptions = CSLAddString( papszOpenOptions,
argv[++i] );
}
else if( EQUAL(argv[i],"-r") )
{
CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
pszResampling = argv[++i];
}
else if( argv[i][0] == '-' )
{
Usage(CPLSPrintf("Unknown option name '%s'", argv[i]));
}
else if( pszSource == NULL )
{
iSrcFileArg = i;
pszSource = argv[i];
}
else if( pszDest == NULL )
{
pszDest = argv[i];
iDstFileArg = i;
}
else
{
Usage("Too many command options.");
}
}
if( pszDest == NULL )
{
if( pszSource == NULL )
Usage("No source dataset specified.");
else
Usage("No target dataset specified.");
}
if ( strcmp(pszSource, pszDest) == 0)
{
Usage("Source and destination datasets must be different.");
}
if( strcmp(pszDest, "/vsistdout/") == 0)
{
bQuiet = TRUE;
pfnProgress = GDALDummyProgress;
}
if (!bQuiet && !bFormatExplicitlySet)
CheckExtensionConsistency(pszDest, pszFormat);
/* -------------------------------------------------------------------- */
/* Check that incompatible options are not used */
/* -------------------------------------------------------------------- */
if( pszOXSize != NULL && (dfXRes != 0 && dfYRes != 0) )
{
Usage("-outsize and -tr options cannot be used at the same time.");
}
if( bGotBounds && (dfXRes != 0 && dfYRes != 0) )
{
Usage("-a_ullr and -tr options cannot be used at the same time.");
}
/* -------------------------------------------------------------------- */
/* Attempt to open source file. */
/* -------------------------------------------------------------------- */
hDataset = GDALOpenEx( pszSource, GDAL_OF_RASTER, NULL,
(const char* const* )papszOpenOptions, NULL );
if( hDataset == NULL )
{
fprintf( stderr,
"GDALOpen failed - %d\n%s\n",
CPLGetLastErrorNo(), CPLGetLastErrorMsg() );
GDALDestroyDriverManager();
exit( 1 );
}
/* -------------------------------------------------------------------- */
/* Handle subdatasets. */
/* -------------------------------------------------------------------- */
if( !bCopySubDatasets
&& CSLCount(GDALGetMetadata( hDataset, "SUBDATASETS" )) > 0
&& GDALGetRasterCount(hDataset) == 0 )
{
fprintf( stderr,
"Input file contains subdatasets. Please, select one of them for reading.\n" );
GDALClose( hDataset );
GDALDestroyDriverManager();
exit( 1 );
}
if( CSLCount(GDALGetMetadata( hDataset, "SUBDATASETS" )) > 0
&& bCopySubDatasets )
{
char **papszSubdatasets = GDALGetMetadata(hDataset,"SUBDATASETS");
char *pszSubDest = (char *) CPLMalloc(strlen(pszDest)+32);
int i;
int bOldSubCall = bSubCall;
char** papszDupArgv = CSLDuplicate(argv);
int nRet = 0;
CPLString osPath = CPLGetPath(pszDest);
CPLString osBasename = CPLGetBasename(pszDest);
CPLString osExtension = CPLGetExtension(pszDest);
CPLString osTemp;
const char* pszFormat = NULL;
if ( CSLCount(papszSubdatasets)/2 < 10 )
{
pszFormat = "%s_%d";
}
else if ( CSLCount(papszSubdatasets)/2 < 100 )
{
pszFormat = "%s_%002d";
}
else
{
pszFormat = "%s_%003d";
}
CPLFree(papszDupArgv[iDstFileArg]);
papszDupArgv[iDstFileArg] = pszSubDest;
bSubCall = TRUE;
for( i = 0; papszSubdatasets[i] != NULL; i += 2 )
{
CPLFree(papszDupArgv[iSrcFileArg]);
papszDupArgv[iSrcFileArg] = CPLStrdup(strstr(papszSubdatasets[i],"=")+1);
osTemp = CPLSPrintf( pszFormat, osBasename.c_str(), i/2 + 1 );
osTemp = CPLFormFilename( osPath, osTemp, osExtension );
strcpy( pszSubDest, osTemp.c_str() );
nRet = ProxyMain( argc, papszDupArgv );
if (nRet != 0)
break;
}
CSLDestroy(papszDupArgv);
bSubCall = bOldSubCall;
CSLDestroy(argv);
GDALClose( hDataset );
if( !bSubCall )
{
GDALDumpOpenDatasets( stderr );
GDALDestroyDriverManager();
}
return nRet;
}
/* -------------------------------------------------------------------- */
/* Collect some information from the source file. */
/* -------------------------------------------------------------------- */
nRasterXSize = GDALGetRasterXSize( hDataset );
nRasterYSize = GDALGetRasterYSize( hDataset );
if( !bQuiet )
printf( "Input file size is %d, %d\n", nRasterXSize, nRasterYSize );
if( anSrcWin[2] == 0 && anSrcWin[3] == 0 )
{
anSrcWin[2] = nRasterXSize;
anSrcWin[3] = nRasterYSize;
}
/* -------------------------------------------------------------------- */
/* Build band list to translate */
/* -------------------------------------------------------------------- */
if( nBandCount == 0 )
{
nBandCount = GDALGetRasterCount( hDataset );
if( nBandCount == 0 )
{
fprintf( stderr, "Input file has no bands, and so cannot be translated.\n" );
GDALDestroyDriverManager();
exit(1 );
}
panBandList = (int *) CPLMalloc(sizeof(int)*nBandCount);
for( i = 0; i < nBandCount; i++ )
panBandList[i] = i+1;
}
else
{
for( i = 0; i < nBandCount; i++ )
{
if( ABS(panBandList[i]) > GDALGetRasterCount(hDataset) )
{
fprintf( stderr,
"Band %d requested, but only bands 1 to %d available.\n",
ABS(panBandList[i]), GDALGetRasterCount(hDataset) );
GDALDestroyDriverManager();
exit( 2 );
}
}
if( nBandCount != GDALGetRasterCount( hDataset ) )
bDefBands = FALSE;
}
if( nScaleRepeat > nBandCount )
{
if( !bHasUsedExplictScaleBand )
Usage("-scale has been specified more times than the number of output bands");
else
Usage("-scale_XX has been specified with XX greater than the number of output bands");
}
if( nExponentRepeat > nBandCount )
{
if( !bHasUsedExplictExponentBand )
Usage("-exponent has been specified more times than the number of output bands");
else
Usage("-exponent_XX has been specified with XX greater than the number of output bands");
}
/* -------------------------------------------------------------------- */
/* Compute the source window from the projected source window */
/* if the projected coordinates were provided. Note that the */
/* projected coordinates are in ulx, uly, lrx, lry format, */
/* while the anSrcWin is xoff, yoff, xsize, ysize with the */
/* xoff,yoff being the ulx, uly in pixel/line. */
/* -------------------------------------------------------------------- */
if( dfULX != 0.0 || dfULY != 0.0
|| dfLRX != 0.0 || dfLRY != 0.0 )
{
double adfGeoTransform[6];
GDALGetGeoTransform( hDataset, adfGeoTransform );
if( adfGeoTransform[2] != 0.0 || adfGeoTransform[4] != 0.0 )
{
fprintf( stderr,
"The -projwin option was used, but the geotransform is\n"
"rotated. This configuration is not supported.\n" );
GDALClose( hDataset );
CPLFree( panBandList );
GDALDestroyDriverManager();
exit( 1 );
}
anSrcWin[0] = (int)
floor((dfULX - adfGeoTransform[0]) / adfGeoTransform[1] + 0.001);
anSrcWin[1] = (int)
floor((dfULY - adfGeoTransform[3]) / adfGeoTransform[5] + 0.001);
anSrcWin[2] = (int) ((dfLRX - dfULX) / adfGeoTransform[1] + 0.5);
anSrcWin[3] = (int) ((dfLRY - dfULY) / adfGeoTransform[5] + 0.5);
if( !bQuiet )
fprintf( stdout,
"Computed -srcwin %d %d %d %d from projected window.\n",
anSrcWin[0],
anSrcWin[1],