vrtdataset_8h-source.html

gdal库的学习文档

<a name="l00098"></a>00098     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALDataset.html#e2d2e231f6d632f8c2b2cf0078a01150">SetProjection</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> * );
<a name="l00099"></a>00099     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALDataset.html#f9593cc241e7d140f5f3c4798a43a668">GetGeoTransform</a>( <span class="keywordtype">double</span> * );
<a name="l00100"></a>00100     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALDataset.html#0fe0f81d65d84557b5d71ddc024faa02">SetGeoTransform</a>( <span class="keywordtype">double</span> * );
<a name="l00101"></a>00101 
<a name="l00102"></a>00102     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALMajorObject.html#61ab7226d95b20e3e1f42461a1f62906">SetMetadata</a>( <span class="keywordtype">char</span> **papszMD, <span class="keyword">const</span> <span class="keywordtype">char</span> *pszDomain = <span class="stringliteral">""</span> );
<a name="l00103"></a>00103     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALMajorObject.html#3e157735f6ff6e11935c2a2dbcc24c92">SetMetadataItem</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *pszName, <span class="keyword">const</span> <span class="keywordtype">char</span> *pszValue,
<a name="l00104"></a>00104                                     <span class="keyword">const</span> <span class="keywordtype">char</span> *pszDomain = <span class="stringliteral">""</span> );
<a name="l00105"></a>00105 
<a name="l00106"></a>00106     <span class="keyword">virtual</span> <span class="keywordtype">int</span>    <a class="code" href="classGDALDataset.html#499a33ef83b64c38fa218c83a113bd09">GetGCPCount</a>();
<a name="l00107"></a>00107     <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classGDALDataset.html#35ea63c2f9ea12afd190ca2446d02ddb">GetGCPProjection</a>();
<a name="l00108"></a>00108     <span class="keyword">virtual</span> <span class="keyword">const</span> <a class="code" href="structGDAL__GCP.html">GDAL_GCP</a> *<a class="code" href="classGDALDataset.html#c91ea1fc26dd19f14d31baec4988d5b6">GetGCPs</a>();
<a name="l00109"></a>00109     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALDataset.html#3c812b05467213f05055c1f18438d874">SetGCPs</a>( <span class="keywordtype">int</span> nGCPCount, <span class="keyword">const</span> <a class="code" href="structGDAL__GCP.html">GDAL_GCP</a> *pasGCPList,
<a name="l00110"></a>00110                             <span class="keyword">const</span> <span class="keywordtype">char</span> *pszGCPProjection );
<a name="l00111"></a>00111 
<a name="l00112"></a>00112     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALDataset.html#5b3704f0992f5170da34d940016fe095">AddBand</a>( <a class="code" href="gdal_8h.html#22e22ce0a55036a96f652765793fb7a4">GDALDataType</a> eType, 
<a name="l00113"></a>00113                             <span class="keywordtype">char</span> **papszOptions=NULL );
<a name="l00114"></a>00114 
<a name="l00115"></a>00115     <span class="keyword">virtual</span> <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a> *SerializeToXML( <span class="keyword">const</span> <span class="keywordtype">char</span> *pszVRTPath);
<a name="l00116"></a>00116     <span class="keyword">virtual</span> CPLErr      XMLInit( <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a> *, <span class="keyword">const</span> <span class="keywordtype">char</span> * );
<a name="l00117"></a>00117  
<a name="l00118"></a>00118     <span class="keyword">static</span> <a class="code" href="classGDALDataset.html">GDALDataset</a> *Open( GDALOpenInfo * );
<a name="l00119"></a>00119     <span class="keyword">static</span> <a class="code" href="classGDALDataset.html">GDALDataset</a> *OpenXML( <span class="keyword">const</span> <span class="keywordtype">char</span> *, <span class="keyword">const</span> <span class="keywordtype">char</span> * = NULL );
<a name="l00120"></a>00120     <span class="keyword">static</span> <a class="code" href="classGDALDataset.html">GDALDataset</a> *Create( <span class="keyword">const</span> <span class="keywordtype">char</span> * pszName,
<a name="l00121"></a>00121                                 <span class="keywordtype">int</span> nXSize, <span class="keywordtype">int</span> nYSize, <span class="keywordtype">int</span> nBands,
<a name="l00122"></a>00122                                 <a class="code" href="gdal_8h.html#22e22ce0a55036a96f652765793fb7a4">GDALDataType</a> eType, <span class="keywordtype">char</span> ** papszOptions );
<a name="l00123"></a>00123 };
<a name="l00124"></a>00124 
<a name="l00125"></a>00125 <span class="comment">/************************************************************************/</span>
<a name="l00126"></a>00126 <span class="comment">/*                           VRTWarpedDataset                           */</span>
<a name="l00127"></a>00127 <span class="comment">/************************************************************************/</span>
<a name="l00128"></a>00128 
<a name="l00129"></a>00129 <span class="keyword">class </span><a class="code" href="classGDALWarpOperation.html">GDALWarpOperation</a>;
<a name="l00130"></a>00130 <span class="keyword">class </span>VRTWarpedRasterBand;
<a name="l00131"></a>00131 
<a name="l00132"></a>00132 <span class="keyword">class </span>CPL_DLL VRTWarpedDataset : <span class="keyword">public</span> VRTDataset
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134     <span class="keywordtype">int</span>               nBlockXSize;
<a name="l00135"></a>00135     <span class="keywordtype">int</span>               nBlockYSize;
<a name="l00136"></a>00136     <a class="code" href="classGDALWarpOperation.html">GDALWarpOperation</a> *poWarper;
<a name="l00137"></a>00137 
<a name="l00138"></a>00138 <span class="keyword">public</span>:
<a name="l00139"></a>00139     <span class="keywordtype">int</span>               nOverviewCount;
<a name="l00140"></a>00140     VRTWarpedDataset  **papoOverviews;
<a name="l00141"></a>00141 
<a name="l00142"></a>00142 <span class="keyword">public</span>:
<a name="l00143"></a>00143                       VRTWarpedDataset( <span class="keywordtype">int</span> nXSize, <span class="keywordtype">int</span> nYSize );
<a name="l00144"></a>00144                      ~VRTWarpedDataset();
<a name="l00145"></a>00145 
<a name="l00146"></a>00146     CPLErr            Initialize( <span class="comment">/* GDALWarpOptions */</span> <span class="keywordtype">void</span> * );
<a name="l00147"></a>00147 
<a name="l00148"></a>00148     <span class="keyword">virtual</span> CPLErr IBuildOverviews( <span class="keyword">const</span> <span class="keywordtype">char</span> *, <span class="keywordtype">int</span>, <span class="keywordtype">int</span> *,
<a name="l00149"></a>00149                                     <span class="keywordtype">int</span>, <span class="keywordtype">int</span> *, GDALProgressFunc, <span class="keywordtype">void</span> * );
<a name="l00150"></a>00150     
<a name="l00151"></a>00151     <span class="keyword">virtual</span> <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a> *SerializeToXML( <span class="keyword">const</span> <span class="keywordtype">char</span> *pszVRTPath );
<a name="l00152"></a>00152     <span class="keyword">virtual</span> CPLErr    XMLInit( <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a> *, <span class="keyword">const</span> <span class="keywordtype">char</span> * );
<a name="l00153"></a>00153 
<a name="l00154"></a>00154     <span class="keyword">virtual</span> CPLErr AddBand( <a class="code" href="gdal_8h.html#22e22ce0a55036a96f652765793fb7a4">GDALDataType</a> eType, 
<a name="l00155"></a>00155                             <span class="keywordtype">char</span> **papszOptions=NULL );
<a name="l00156"></a>00156     
<a name="l00157"></a>00157     CPLErr            ProcessBlock( <span class="keywordtype">int</span> iBlockX, <span class="keywordtype">int</span> iBlockY );
<a name="l00158"></a>00158 
<a name="l00159"></a>00159     <span class="keywordtype">void</span>              GetBlockSize( <span class="keywordtype">int</span> *, <span class="keywordtype">int</span> * );
<a name="l00160"></a>00160 };
<a name="l00161"></a>00161 
<a name="l00162"></a>00162 <span class="comment">/************************************************************************/</span>
<a name="l00163"></a>00163 <span class="comment">/*                            VRTRasterBand                             */</span>
<a name="l00164"></a>00164 <span class="comment">/*                                                                      */</span>
<a name="l00165"></a>00165 <span class="comment">/*      Provides support for all the various kinds of metadata but      */</span>
<a name="l00166"></a>00166 <span class="comment">/*      no raster access.  That is handled by derived classes.          */</span>
<a name="l00167"></a>00167 <span class="comment">/************************************************************************/</span>
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 <span class="keyword">class </span>CPL_DLL VRTRasterBand : <span class="keyword">public</span> <a class="code" href="classGDALRasterBand.html">GDALRasterBand</a>
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171   <span class="keyword">protected</span>:
<a name="l00172"></a>00172     <span class="keywordtype">int</span>            bNoDataValueSet;
<a name="l00173"></a>00173     <span class="keywordtype">double</span>         dfNoDataValue;
<a name="l00174"></a>00174 
<a name="l00175"></a>00175     GDALColorTable *poColorTable;
<a name="l00176"></a>00176 
<a name="l00177"></a>00177     <a class="code" href="gdal_8h.html#ce76452d94514561fffa8ea1d2a5968c">GDALColorInterp</a> eColorInterp;
<a name="l00178"></a>00178 
<a name="l00179"></a>00179     <span class="keywordtype">char</span>           *pszUnitType;
<a name="l00180"></a>00180     <span class="keywordtype">char</span>           **papszCategoryNames;
<a name="l00181"></a>00181     
<a name="l00182"></a>00182     <span class="keywordtype">double</span>         dfOffset;
<a name="l00183"></a>00183     <span class="keywordtype">double</span>         dfScale;
<a name="l00184"></a>00184 
<a name="l00185"></a>00185     <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a>    *psSavedHistograms;
<a name="l00186"></a>00186 
<a name="l00187"></a>00187     <span class="keywordtype">void</span>           Initialize( <span class="keywordtype">int</span> nXSize, <span class="keywordtype">int</span> nYSize );
<a name="l00188"></a>00188 
<a name="l00189"></a>00189   <span class="keyword">public</span>:
<a name="l00190"></a>00190 
<a name="l00191"></a>00191                    VRTRasterBand();
<a name="l00192"></a>00192     <span class="keyword">virtual</span>        ~VRTRasterBand();
<a name="l00193"></a>00193 
<a name="l00194"></a>00194     <span class="keyword">virtual</span> CPLErr         XMLInit( <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a> *, <span class="keyword">const</span> <span class="keywordtype">char</span> * );
<a name="l00195"></a>00195     <span class="keyword">virtual</span> <a class="code" href="struct__CPLXMLNode.html">CPLXMLNode</a> *   SerializeToXML( <span class="keyword">const</span> <span class="keywordtype">char</span> *pszVRTPath );
<a name="l00196"></a>00196 
<a name="l00197"></a>00197 <span class="preprocessor">#define VRT_NODATA_UNSET -1234.56</span>
<a name="l00198"></a>00198 <span class="preprocessor"></span>
<a name="l00199"></a>00199     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALRasterBand.html#c6f081d253dee55c372e54cfdd8f05a6">SetNoDataValue</a>( <span class="keywordtype">double</span> );
<a name="l00200"></a>00200     <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classGDALRasterBand.html#dcca51d230b5ac848c43f1896293fb50">GetNoDataValue</a>( <span class="keywordtype">int</span> *pbSuccess = NULL );
<a name="l00201"></a>00201 
<a name="l00202"></a>00202     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALRasterBand.html#8198cc415555b2942a4a35fe6ed19ef3">SetColorTable</a>( GDALColorTable * ); 
<a name="l00203"></a>00203     <span class="keyword">virtual</span> GDALColorTable *<a class="code" href="classGDALRasterBand.html#2c5cad0f0fc1b6e261d1e965a5b49969">GetColorTable</a>();
<a name="l00204"></a>00204 
<a name="l00205"></a>00205     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALRasterBand.html#cea5be1a44ea664896502b664bd75fac">SetColorInterpretation</a>( <a class="code" href="gdal_8h.html#ce76452d94514561fffa8ea1d2a5968c">GDALColorInterp</a> );
<a name="l00206"></a>00206     <span class="keyword">virtual</span> <a class="code" href="gdal_8h.html#ce76452d94514561fffa8ea1d2a5968c">GDALColorInterp</a> <a class="code" href="classGDALRasterBand.html#772e1232ac07944e4c6bce3c66f98103">GetColorInterpretation</a>();
<a name="l00207"></a>00207 
<a name="l00208"></a>00208     <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classGDALRasterBand.html#c3df26caebd2b90c8e808e3fb6105a07">GetUnitType</a>();
<a name="l00209"></a>00209     CPLErr <a class="code" href="classGDALRasterBand.html#35142e8e0272f9c6b0571ecccc5e0f97">SetUnitType</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> * ); 
<a name="l00210"></a>00210 
<a name="l00211"></a>00211     <span class="keyword">virtual</span> <span class="keywordtype">char</span> **<a class="code" href="classGDALRasterBand.html#9602a34799a8a9d72f0a7b99e06864a5">GetCategoryNames</a>();
<a name="l00212"></a>00212     <span class="keyword">virtual</span> CPLErr <a class="code" href="classGDALRasterBand.html#7a1b09e9aaa519f69b5a9b508fe1d07e">SetCategoryNames</a>( <span class="keywordtype">char</span> ** );
<a name="l00213"></a>00213