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<hr><h1>gdaldriver.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font>
00002 <font class="comment"> * $Id: gdaldriver_cpp-source.html,v 1.10 2002/04/16 13:11:48 warmerda Exp $</font>
00003 <font class="comment"> *</font>
00004 <font class="comment"> * Project: GDAL Core</font>
00005 <font class="comment"> * Purpose: Implementation of GDALDriver class (and C wrappers)</font>
00006 <font class="comment"> * Author: Frank Warmerdam, warmerda@home.com</font>
00007 <font class="comment"> *</font>
00008 <font class="comment"> ******************************************************************************</font>
00009 <font class="comment"> * Copyright (c) 1998, 2000, Frank Warmerdam</font>
00010 <font class="comment"> *</font>
00011 <font class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a</font>
00012 <font class="comment"> * copy of this software and associated documentation files (the "Software"),</font>
00013 <font class="comment"> * to deal in the Software without restriction, including without limitation</font>
00014 <font class="comment"> * the rights to use, copy, modify, merge, publish, distribute, sublicense,</font>
00015 <font class="comment"> * and/or sell copies of the Software, and to permit persons to whom the</font>
00016 <font class="comment"> * Software is furnished to do so, subject to the following conditions:</font>
00017 <font class="comment"> *</font>
00018 <font class="comment"> * The above copyright notice and this permission notice shall be included</font>
00019 <font class="comment"> * in all copies or substantial portions of the Software.</font>
00020 <font class="comment"> *</font>
00021 <font class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS</font>
00022 <font class="comment"> * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</font>
00023 <font class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL</font>
00024 <font class="comment"> * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</font>
00025 <font class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</font>
00026 <font class="comment"> * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</font>
00027 <font class="comment"> * DEALINGS IN THE SOFTWARE.</font>
00028 <font class="comment"> ******************************************************************************</font>
00029 <font class="comment"> *</font>
00030 <font class="comment"> * $Log: gdaldriver_cpp-source.html,v $
00030 <font class="comment"> * Revision 1.10 2002/04/16 13:11:48 warmerda
00030 <font class="comment"> * updated
00030 <font class="comment"> *</font>
00031 <font class="comment"> * Revision 1.23 2001/12/15 15:47:54 warmerda</font>
00032 <font class="comment"> * don't replace existing descriptions</font>
00033 <font class="comment"> *</font>
00034 <font class="comment"> * Revision 1.22 2001/12/15 15:42:27 warmerda</font>
00035 <font class="comment"> * *** empty log message ***</font>
00036 <font class="comment"> *</font>
00037 <font class="comment"> * Revision 1.21 2001/10/05 20:35:26 warmerda</font>
00038 <font class="comment"> * CreateCopy() won't try to write default geotransform</font>
00039 <font class="comment"> *</font>
00040 <font class="comment"> * Revision 1.20 2001/09/24 15:58:27 warmerda</font>
00041 <font class="comment"> * improved progress reporting in createcopy</font>
00042 <font class="comment"> *</font>
00043 <font class="comment"> * Revision 1.19 2001/07/18 04:04:30 warmerda</font>
00044 <font class="comment"> * added CPL_CVSID</font>
00045 <font class="comment"> *</font>
00046 <font class="comment"> * Revision 1.18 2001/02/15 16:30:34 warmerda</font>
00047 <font class="comment"> * added create debug message</font>
00048 <font class="comment"> *</font>
00049 <font class="comment"> * Revision 1.17 2000/10/06 15:26:49 warmerda</font>
00050 <font class="comment"> * make buffer size for copying image data the exact size, fixing bug with complex data</font>
00051 <font class="comment"> *</font>
00052 <font class="comment"> * Revision 1.16 2000/07/13 17:34:11 warmerda</font>
00053 <font class="comment"> * Set description for CopyCreate() method.</font>
00054 <font class="comment"> *</font>
00055 <font class="comment"> * Revision 1.15 2000/07/13 17:27:48 warmerda</font>
00056 <font class="comment"> * added SetDescription after create</font>
00057 <font class="comment"> *</font>
00058 <font class="comment"> * Revision 1.14 2000/06/27 16:47:28 warmerda</font>
00059 <font class="comment"> * added cancel support for CopyCreate progress func</font>
00060 <font class="comment"> *</font>
00061 <font class="comment"> * Revision 1.13 2000/06/26 18:47:14 warmerda</font>
00062 <font class="comment"> * Ensure pszHelpTopic is initialized</font>
00063 <font class="comment"> *</font>
00064 <font class="comment"> * Revision 1.12 2000/04/30 23:22:16 warmerda</font>
00065 <font class="comment"> * added CreateCopy support</font>
00066 <font class="comment"> *</font>
00067 <font class="comment"> * Revision 1.11 2000/03/06 02:21:15 warmerda</font>
00068 <font class="comment"> * Added help topic C function</font>
00069 <font class="comment"> *</font>
00070 <font class="comment"> * Revision 1.10 2000/01/31 16:24:01 warmerda</font>
00071 <font class="comment"> * use failure, not fatal</font>
00072 <font class="comment"> *</font>
00073 <font class="comment"> * Revision 1.9 2000/01/31 15:00:25 warmerda</font>
00074 <font class="comment"> * added some documentation</font>
00075 <font class="comment"> *</font>
00076 <font class="comment"> * Revision 1.8 2000/01/31 14:24:36 warmerda</font>
00077 <font class="comment"> * implemented dataset delete</font>
00078 <font class="comment"> *</font>
00079 <font class="comment"> * Revision 1.7 2000/01/13 04:13:10 pgs</font>
00080 <font class="comment"> * added initialization of pfnCreate = NULL to prevent run-time crash when format doesn't support creating a file</font>
00081 <font class="comment"> *</font>
00082 <font class="comment"> * Revision 1.6 1999/12/08 14:40:50 warmerda</font>
00083 <font class="comment"> * Fixed error message.</font>
00084 <font class="comment"> *</font>
00085 <font class="comment"> * Revision 1.5 1999/10/21 13:22:10 warmerda</font>
00086 <font class="comment"> * Added GDALGetDriverShort/LongName().</font>
00087 <font class="comment"> *</font>
00088 <font class="comment"> * Revision 1.4 1999/01/11 15:36:50 warmerda</font>
00089 <font class="comment"> * Added GDALCreate()</font>
00090 <font class="comment"> *</font>
00091 <font class="comment"> * Revision 1.3 1998/12/31 18:54:53 warmerda</font>
00092 <font class="comment"> * Flesh out create method.</font>
00093 <font class="comment"> *</font>
00094 <font class="comment"> * Revision 1.2 1998/12/06 22:17:32 warmerda</font>
00095 <font class="comment"> * Add stub Create() method</font>
00096 <font class="comment"> *</font>
00097 <font class="comment"> * Revision 1.1 1998/12/03 18:32:01 warmerda</font>
00098 <font class="comment"> * New</font>
00099 <font class="comment"> *</font>
00100 <font class="comment"> */</font>
00101
00102 <font class="preprocessor">#include "gdal_priv.h"</font>
00103
00104 CPL_CVSID(<font class="stringliteral">"$Id: gdaldriver_cpp-source.html,v 1.10 2002/04/16 13:11:48 warmerda Exp $"</font>);
00105
00106 <font class="comment">/************************************************************************/</font>
00107 <font class="comment">/* GDALDriver() */</font>
00108 <font class="comment">/************************************************************************/</font>
00109
00110 GDALDriver::GDALDriver()<font class="keyword"></font>
00111 <font class="keyword"></font>
00112 <font class="keyword"></font>{
00113 pszShortName = NULL;
00114 pszLongName = NULL;
00115 pszHelpTopic = NULL;
00116
00117 pfnOpen = NULL;
00118 pfnCreate = NULL;
00119 pfnDelete = NULL;
00120 pfnCreateCopy = NULL;
00121 }
00122
00123 <font class="comment">/************************************************************************/</font>
00124 <font class="comment">/* ~GDALDriver() */</font>
00125 <font class="comment">/************************************************************************/</font>
00126
00127 GDALDriver::~GDALDriver()<font class="keyword"></font>
00128 <font class="keyword"></font>
00129 <font class="keyword"></font>{
00130 }
00131
00132 <font class="comment">/************************************************************************/</font>
00133 <font class="comment">/* Create() */</font>
00134 <font class="comment">/************************************************************************/</font>
00135
<a name="l00154"></a><a class="code" href="class_GDALDriver.html#a2">00154</a> <a class="code" href="class_GDALDataset.html">GDALDataset</a> * <a class="code" href="class_GDALDriver.html#a2">GDALDriver::Create</a>( <font class="keyword">const</font> <font class="keywordtype">char</font> * pszFilename,
00155 <font class="keywordtype">int</font> nXSize, <font class="keywordtype">int</font> nYSize, <font class="keywordtype">int</font> nBands,
00156 GDALDataType eType, <font class="keywordtype">char</font> ** papszParmList )<font class="keyword"></font>
00157 <font class="keyword"></font>
00158 <font class="keyword"></font>{
00159 <font class="comment">/* notdef: should add a bunch of error checking here */</font>
00160
00161 <font class="keywordflow">if</font>( pfnCreate == NULL )
00162 {
00163 <a class="code" href="cpl_error_h.html#a17">CPLError</a>( CE_Failure, CPLE_NotSupported,
00164 <font class="stringliteral">"GDALDriver::Create() ... no create method implemented"</font>
00165 <font class="stringliteral">" for this format.\n"</font> );
00166
00167 <font class="keywordflow">return</font> NULL;
00168 }
00169 <font class="keywordflow">else</font>
00170 {
00171 <a class="code" href="class_GDALDataset.html">GDALDataset</a> *poDS;
00172
00173 <a class="code" href="cpl_error_h.html#a29">CPLDebug</a>( <font class="stringliteral">"GDAL"</font>, <font class="stringliteral">"GDALDriver::Create(%s,%s,%d,%d,%d,%s,%p)"</font>,
00174 pszShortName, pszFilename, nXSize, nYSize, nBands,
00175 GDALGetDataTypeName( eType ),
00176 papszParmList );
00177
00178 poDS = pfnCreate( pszFilename, nXSize, nYSize, nBands, eType,
00179 papszParmList );
00180
00181 <font class="keywordflow">if</font>( poDS != NULL )
00182 {
00183 <font class="keywordflow">if</font>( poDS->GetDescription() == NULL
00184 || strlen(poDS->GetDescription()) > 0 )
00185 poDS->SetDescription( pszFilename );
00186
00187 <font class="keywordflow">if</font>( poDS->poDriver == NULL )
00188 poDS->poDriver = <font class="keyword">this</font>;
00189 }
00190
00191 <font class="keywordflow">return</font> poDS;
00192 }
00193 }
00194
00195 <font class="comment">/************************************************************************/</font>
00196 <font class="comment">/* GDALCreate() */</font>
00197 <font class="comment">/************************************************************************/</font>
00198
00199 GDALDatasetH CPL_DLL GDALCreate( GDALDriverH hDriver,
00200 <font class="keyword">const</font> <font class="keywordtype">char</font> * pszFilename,
00201 <font class="keywordtype">int</font> nXSize, <font class="keywordtype">int</font> nYSize, <font class="keywordtype">int</font> nBands,
00202 GDALDataType eBandType,
00203 <font class="keywordtype">char</font> ** papszOptions )<font class="keyword"></font>
00204 <font class="keyword"></font>
00205 <font class="keyword"></font>{
00206 <font class="keywordflow">return</font>( ((<a class="code" href="class_GDALDriver.html">GDALDriver</a> *) hDriver)->Create( pszFilename,
00207 nXSize, nYSize, nBands,
00208 eBandType, papszOptions ) );
00209 }
00210
00211 <font class="comment">/************************************************************************/</font>
00212 <font class="comment">/* CreateCopy() */</font>
00213 <font class="comment">/************************************************************************/</font>
00214
<a name="l00248"></a><a class="code" href="class_GDALDriver.html#a4">00248</a> <a class="code" href="class_GDALDataset.html">GDALDataset</a> *<a class="code" href="class_GDALDriver.html#a4">GDALDriver::CreateCopy</a>( <font class="keyword">const</font> <font class="keywordtype">char</font> * pszFilename,
00249 <a class="code" href="class_GDALDataset.html">GDALDataset</a> * poSrcDS,
00250 <font class="keywordtype">int</font> bStrict, <font class="keywordtype">char</font> ** papszOptions,
00251 GDALProgressFunc pfnProgress,
00252 <font class="keywordtype">void</font> * pProgressData )<font class="keyword"></font>
00253 <font class="keyword"></font>
00254 <font class="keyword"></font>{
00255 <font class="keywordflow">if</font>( pfnProgress == NULL )
00256 pfnProgress = GDALDummyProgress;
00257
00258 <font class="comment">/* -------------------------------------------------------------------- */</font>
00259 <font class="comment">/* If the format provides a CreateCopy() method use that, */</font>
00260 <font class="comment">/* otherwise fallback to the internal implementation using the */</font>
00261 <font class="comment">/* Create() method. */</font>
00262 <font class="comment">/* -------------------------------------------------------------------- */</font>
00263 <font class="keywordflow">if</font>( pfnCreateCopy != NULL )
00264 {
00265 <a class="code" href="class_GDALDataset.html">GDALDataset</a> *poDstDS;
00266
00267 poDstDS = pfnCreateCopy( pszFilename, poSrcDS, bStrict, papszOptions,
00268 pfnProgress, pProgressData );
00269 <font class="keywordflow">if</font>( poDstDS != NULL )
00270 {
00271 <font class="keywordflow">if</font>( poDstDS->GetDescription() == NULL
00272 || strlen(poDstDS->GetDescription()) > 0 )
00273 poDstDS->SetDescription( pszFilename );
00274
00275 <font class="keywordflow">if</font>( poDstDS->poDriver == NULL )
00276 poDstDS->poDriver = <font class="keyword">this</font>;
00277 }
00278
00279 <font class="keywordflow">return</font> poDstDS;
00280 }
00281
00282 <font class="comment">/* -------------------------------------------------------------------- */</font>
00283 <font class="comment">/* Create destination dataset. */</font>
00284 <font class="comment">/* -------------------------------------------------------------------- */</font>
00285 <a class="code" href="class_GDALDataset.html">GDALDataset</a> *poDstDS;
00286 <font class="keywordtype">int</font> nXSize = poSrcDS-><a class="code" href="class_GDALDataset.html#a1">GetRasterXSize</a>();
00287 <font class="keywordtype">int</font> nYSize = poSrcDS-><a class="code" href="class_GDALDataset.html#a2">GetRasterYSize</a>();
00288 GDALDataType eType = poSrcDS-><a class="code" href="class_GDALDataset.html#a4">GetRasterBand</a>(1)-><a class="code" href="class_GDALRasterBand.html#a5">GetRasterDataType</a>();
00289 CPLErr eErr;
00290
00291 <a class="code" href="cpl_error_h.html#a29">CPLDebug</a>( <font class="stringliteral">"GDAL"</font>, <font class="stringliteral">"Using default GDALDriver::CreateCopy implementation."</font> );
00292
00293 <font class="keywordflow">if</font>( !pfnProgress( 0.0, NULL, pProgressData ) )
00294 {
00295 <a class="code" href="cpl_error_h.html#a17">CPLError</a>( CE_Failure, CPLE_UserInterrupt, <font class="stringliteral">"User terminated"</font> );
00296 <font class="keywordflow">return</font> NULL;
00297 }
00298
00299 poDstDS = <a class="code" href="class_GDALDriver.html#a2">Create</a>( pszFilename, nXSize, nYSize,
00300 poSrcDS-><a class="code" href="class_GDALDataset.html#a3">GetRasterCount</a>(), eType, papszOptions );
00301
00302 <font class="keywordflow">if</font>( poDstDS == NULL )
00303 <font class="keywordflow">return</font> NULL;
00304
00305 <font class="comment">/* -------------------------------------------------------------------- */</font>
00306 <font class="comment">/* Try setting the projection and geotransform if it seems */</font>
00307 <font class="comment">/* suitable. For now we don't try and copy GCPs, though I */</font>
00308 <font class="comment">/* suppose we should. */</font>
00309 <font class="comment">/* -------------------------------------------------------------------- */</font>
00310 <font class="keywordtype">double</font> adfGeoTransform[6];
00311
00312 <font class="keywordflow">if</font>( poSrcDS-><a class="code" href="class_GDALDataset.html#a8">GetGeoTransform</a>( adfGeoTransform ) == CE_None
00313 && (adfGeoTransform[0] != 0.0
00314 || adfGeoTransform[1] != 1.0
00315 || adfGeoTransform[2] != 0.0
00316 || adfGeoTransform[3] != 0.0
00317 || adfGeoTransform[4] != 0.0
00318 || adfGeoTransform[5] != 1.0) )
00319 {
00320 poDstDS-><a class="code" href="class_GDALDataset.html#a9">SetGeoTransform</a>( adfGeoTransform );
00321 }
00322
00323 <font class="keywordflow">if</font>( poSrcDS-><a class="code" href="class_GDALDataset.html#a6">GetProjectionRef</a>() != NULL
00324 && strlen(poSrcDS-><a class="code" href="class_GDALDataset.html#a6">GetProjectionRef</a>()) > 0 )
00325 {
00326 poDstDS-><a class="code" href="class_GDALDataset.html#a7">SetProjection</a>( poSrcDS-><a class="code" href="class_GDALDataset.html#a6">GetProjectionRef</a>() );
00327 }
00328
00329 <font class="comment">/* -------------------------------------------------------------------- */</font>
00330 <font class="comment">/* Loop copying bands. */</font>
00331 <font class="comment">/* -------------------------------------------------------------------- */</font>
00332 <font class="keywordflow">for</font>( <font class="keywordtype">int</font> iBand = 0; iBand < poSrcDS->GetRasterCount(); iBand++ )
00333 {
00334 <a class="code" href="class_GDALRasterBand.html">GDALRasterBand</a> *poSrcBand = poSrcDS-><a class="code" href="class_GDALDataset.html#a4">GetRasterBand</a>( iBand+1 );
00335 <a class="code" href="class_GDALRasterBand.html">GDALRasterBand</a> *poDstBand = poDstDS-><a class="code" href="class_GDALDataset.html#a4">GetRasterBand</a>( iBand+1 );
00336
00337 <font class="keywordtype">void</font> *pData;
00338
00339 pData = <a class="code" href="cpl_conv_h.html#a3">CPLMalloc</a>(nXSize * GDALGetDataTypeSize(eType) / 8);
00340
00341 <font class="keywordflow">for</font>( <font class="keywordtype">int</font> iLine = 0; iLine < nYSize; iLine++ )
00342 {
00343 eErr = poSrcBand-><a class="code" href="class_GDALRasterBand.html#a8">RasterIO</a>( GF_Read, 0, iLine, nXSize, 1,
00344 pData, nXSize, 1, eType, 0, 0 );
00345 <font class="keywordflow">if</font>( eErr != CE_None )
00346 {
00347 <font class="keywordflow">return</font> NULL;
00348 }
00349
00350 eErr = poDstBand-><a class="code" href="class_GDALRasterBand.html#a8">RasterIO</a>( GF_Write, 0, iLine, nXSize, 1,
00351 pData, nXSize, 1, eType, 0, 0 );
00352
00353 <font class="keywordflow">if</font>( eErr != CE_None )
00354 {
00355 <font class="keywordflow">return</font> NULL;
00356 }
00357
00358 <font class="keywordflow">if</font>( !pfnProgress( (iBand + (iLine+1) / (<font class="keywordtype">double</font>) nYSize)
00359 / (<font class="keywordtype">double</font>) poSrcDS-><a class="code" href="class_GDALDataset.html#a3">GetRasterCount</a>(),
00360 NULL, pProgressData ) )
00361 {
00362 <a class="code" href="cpl_error_h.html#a17">CPLError</a>( CE_Failure, CPLE_UserInterrupt, <font class="stringliteral">"User terminated"</font> );
00363 <font class="keyword">delete</font> poDstDS;
00364 <a class="code" href="class_GDALDriver.html#a3">Delete</a>( pszFilename );
00365 <font class="keywordflow">return</font> NULL;
00366 }
00367 }
00368
00369 CPLFree( pData );
00370 }
00371
00372 <font class="keywordflow">return</font> poDstDS;
00373 }
00374
00375 <font class="comment">/************************************************************************/</font>
00376 <font class="comment">/* GDALCreateCopy() */</font>
00377 <font class="comment">/************************************************************************/</font>
00378
00379 GDALDatasetH GDALCreateCopy( GDALDriverH hDriver,
00380 <font class="keyword">const</font> <font class="keywordtype">char</font> * pszFilename,
00381 GDALDatasetH hSrcDS,
00382 <font class="keywordtype">int</font> bStrict, <font class="keywordtype">char</font> ** papszOptions,
00383 GDALProgressFunc pfnProgress,
00384 <font class="keywordtype">void</font> * pProgressData )<font class="keyword"></font>
00385 <font class="keyword"></font>
00386 <font class="keyword"></font>{
00387 <font class="keywordflow">return</font> (GDALDatasetH) ((<a class="code" href="class_GDALDriver.html">GDALDriver</a> *) hDriver)->
00388 CreateCopy( pszFilename, (<a class="code" href="class_GDALDataset.html">GDALDataset</a> *) hSrcDS, bStrict, papszOptions,
00389 pfnProgress, pProgressData );
00390 }
00391
00392 <font class="comment">/************************************************************************/</font>
00393 <font class="comment">/* Delete() */</font>
00394 <font class="comment">/************************************************************************/</font>
00395
<a name="l00415"></a><a class="code" href="class_GDALDriver.html#a3">00415</a> CPLErr <a class="code" href="class_GDALDriver.html#a3">GDALDriver::Delete</a>( <font class="keyword">const</font> <font class="keywordtype">char</font> * pszFilename )<font class="keyword"></font>
00416 <font class="keyword"></font>
00417 <font class="keyword"></font>{
00418 <font class="keywordflow">if</font>( pfnDelete != NULL )
00419 <font class="keywordflow">return</font> pfnDelete( pszFilename );
00420 <font class="keywordflow">else</font>
00421 {
00422 VSIStatBuf sStat;
00423
00424 <font class="keywordflow">if</font>( VSIStat( pszFilename, &sStat ) == 0 && VSI_ISREG( sStat.st_mode ) )
00425 {
00426 <font class="keywordflow">if</font>( VSIUnlink( pszFilename ) == 0 )
00427 <font class="keywordflow">return</font> CE_None;
00428 <font class="keywordflow">else</font>
00429 {
00430 <a class="code" href="cpl_error_h.html#a17">CPLError</a>( CE_Failure, CPLE_AppDefined,
00431 <font class="stringliteral">"%s: Attempt to unlink %s failed.\n"</font>,
00432 pszShortName, pszFilename );
00433 <font class="keywordflow">return</font> CE_Failure;
00434 }
00435 }
00436 <font class="keywordflow">else</font>
00437 {
00438 <a class="code" href="cpl_error_h.html#a17">CPLError</a>( CE_Failure, CPLE_AppDefined,
00439 <font class="stringliteral">"%s: Unable to delete %s, not a file.\n"</font>,
00440 pszShortName, pszFilename );
00441 <font class="keywordflow">return</font> CE_Failure;
00442 }
00443 }
00444 }
00445
00446 <font class="comment">/************************************************************************/</font>
00447 <font class="comment">/* GDALDelete() */</font>
00448 <font class="comment">/************************************************************************/</font>
00449
00450 CPLErr GDALDeleteDataset( GDALDriverH hDriver, <font class="keyword">const</font> <font class="keywordtype">char</font> * pszFilename )<font class="keyword"></font>
00451 <font class="keyword"></font>
00452 <font class="keyword"></font>{
00453 <font class="keywordflow">return</font> ((<a class="code" href="class_GDALDriver.html">GDALDriver</a> *) hDriver)->Delete( pszFilename );
00454 }
00455
00456 <font class="comment">/************************************************************************/</font>
00457 <font class="comment">/* GDALGetDriverShortName() */</font>
00458 <font class="comment">/************************************************************************/</font>
00459
00460 <font class="keyword">const</font> <font class="keywordtype">char</font> * GDALGetDriverShortName( GDALDriverH hDriver )<font class="keyword"></font>
00461 <font class="keyword"></font>
00462 <font class="keyword"></font>{
00463 <font class="keywordflow">if</font>( hDriver == NULL )
00464 <font class="keywordflow">return</font> NULL;
00465 <font class="keywordflow">else</font>
00466 <font class="keywordflow">return</font> ((<a class="code" href="class_GDALDriver.html">GDALDriver</a> *) hDriver)->pszShortName;
00467 }
00468
00469 <font class="comment">/************************************************************************/</font>
00470 <font class="comment">/* GDALGetDriverLongName() */</font>
00471 <font class="comment">/************************************************************************/</font>
00472
00473 <font class="keyword">const</font> <font class="keywordtype">char</font> * GDALGetDriverLongName( GDALDriverH hDriver )<font class="keyword"></font>
00474 <font class="keyword"></font>
00475 <font class="keyword"></font>{
00476 <font class="keywordflow">if</font>( hDriver == NULL )
00477 <font class="keywordflow">return</font> NULL;
00478 <font class="keywordflow">else</font>
00479 <font class="keywordflow">return</font> ((<a class="code" href="class_GDALDriver.html">GDALDriver</a> *) hDriver)->pszLongName;
00480 }
00481
00482 <font class="comment">/************************************************************************/</font>
00483 <font class="comment">/* GDALGetDriverHelpTopic() */</font>
00484 <font class="comment">/************************************************************************/</font>
00485
00486 <font class="keyword">const</font> <font class="keywordtype">char</font> * GDALGetDriverHelpTopic( GDALDriverH hDriver )<font class="keyword"></font>
00487 <font class="keyword"></font>
00488 <font class="keyword"></font>{
00489 <font class="keywordflow">if</font>( hDriver == NULL )
00490 <font class="keywordflow">return</font> NULL;
00491 <font class="keywordflow">else</font>
00492 <font class="keywordflow">return</font> ((<a class="code" href="class_GDALDriver.html">GDALDriver</a> *) hDriver)->pszHelpTopic;
00493 }
00494
</div></pre><hr><address><small>Generated at Thu Mar 28 09:47:30 2002 for GDAL by
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width=110 height=53></a>1.2.3-20001105 written by <a href="mailto:dimitri@stack.nl">Dimitri van Heesch</a>,
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