Revision 6345
| org.gvsig.raster/branches/org.gvsig.raster.2.4/org.gvsig.raster/org.gvsig.raster.gdal/org.gvsig.raster.gdal.provider/src/main/java/org/gvsig/raster/gdal/provider/AbstractRasterGdalStoreProvider.java | ||
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protected Dataset gdalDataSet; |
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protected Driver gdalDriver; |
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private List<PageManager> pageManagers; |
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private int[] bandDataTypes; |
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private NoData[] bandNoDatas; |
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/** |
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* Dataset from gdal containing the raster data |
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* @return Dataset |
| ... | ... | |
| 203 | 209 |
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@Override |
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public Buffer createBuffer(RasterQuery rasterQuery) throws BufferException {
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int bandCount=gdalDataSet.getRasterCount(); |
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BufferManager bufferManager=BufferLocator.getBufferManager(); |
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int[] bandDataTypes=new int[bandCount]; |
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NoData[] bandNoData=new NoData[bandCount]; |
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List<PageManager> pageManagers=new ArrayList<PageManager>(); |
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for (int i=0;i<bandCount;i++){
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//Gdal bands begin count in 1 |
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int gdalBandNumber=i+1; |
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org.gdal.gdal.Band gdalBand=gdalDataSet.GetRasterBand(gdalBandNumber); |
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bandDataTypes[i]=getRasterBufTypeFromGdalType(gdalBand.getDataType()); |
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Double noData=getNoData(gdalBand); |
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if (noData!=null){
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bandNoData[i]=bufferManager.createNoData(noData, noData); |
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}else{
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bandNoData[i]=null; |
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} |
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//Paginated |
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pageManagers.add(new RasterGdalBandPageManager(gdalDataSet, gdalBandNumber)); |
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//Tiled |
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// pageManagers.add(new RasterGdalBandTileManager(gdalDataSet, gdalBandNumber, 256, 256)); |
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} |
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Buffer buffer = |
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bufferManager.createBuffer(gdalDataSet.getRasterYSize(), gdalDataSet.getRasterXSize(), |
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bandDataTypes, bandNoData, projection, envelope, pageManagers);
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bandDataTypes, this.bandNoDatas, this.projection, envelope, this.pageManagers);
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return buffer; |
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} |
| ... | ... | |
| 267 | 251 |
return; |
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} |
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openEver(); |
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} |
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//Create the page managers |
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BufferManager bufferManager=BufferLocator.getBufferManager(); |
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protected void openEver() throws OpenException {
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//This method must be overwritten by subclasses than can open a raster |
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throw new UnsupportedOperationException("This provider can't open the raster");
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int bandCount=gdalDataSet.getRasterCount(); |
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bandDataTypes = new int[bandCount]; |
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bandNoDatas = new NoData[bandCount]; |
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pageManagers = new ArrayList<PageManager>(); |
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for (int i=0;i<bandCount;i++){
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//Gdal bands begin count in 1 |
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int gdalBandNumber=i+1; |
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org.gdal.gdal.Band gdalBand=gdalDataSet.GetRasterBand(gdalBandNumber); |
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bandDataTypes[i]=getRasterBufTypeFromGdalType(gdalBand.getDataType()); |
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Double noData=getNoData(gdalBand); |
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if (noData!=null){
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bandNoDatas[i]=bufferManager.createNoData(noData, noData); |
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}else{
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bandNoDatas[i]=null; |
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} |
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//Paginated |
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pageManagers.add(new RasterGdalBandPageManager(gdalDataSet, gdalBandNumber)); |
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//Tiled |
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// pageManagers.add(new RasterGdalBandTileManager(gdalDataSet, gdalBandNumber, 256, 256)); |
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} |
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} |
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protected abstract void openEver() throws OpenException; |
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protected Envelope createEnvelope(double[] geotransform){
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double leftMostX = geotransform[0];/* top left x */ |
| ... | ... | |
| 311 | 320 |
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@Override |
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public void close() throws CloseException {
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this.gdalDataSet.delete(); |
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this.gdalDataSet = null; |
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} |
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| ... | ... | |
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*/ |
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protected void doDispose() throws BaseException {
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super.doDispose(); |
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if(gdalDataSet!=null){
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gdalDataSet.delete(); |
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gdalDataSet=null; |
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} |
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resource.removeConsumer(this); |
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} |
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