Revision 22422 trunk/libraries/libRaster/src/org/gvsig/raster/dataset/io/JpegWriter.java
| JpegWriter.java | ||
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import org.gvsig.raster.dataset.io.features.JpegFeatures; |
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import org.gvsig.raster.dataset.io.features.WriteFileFormatFeatures; |
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import org.gvsig.raster.util.RasterUtilities; |
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import org.gvsig.raster.util.extensionPoints.ExtensionPoints; |
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import org.gvsig.raster.util.extensionPoints.ExtensionPointsSingleton; |
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import org.gvsig.raster.util.extensionPoints.ExtensionPoint; |
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import es.gva.cit.jgdal.Gdal; |
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import es.gva.cit.jgdal.GdalDriver; |
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*/ |
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public class JpegWriter extends GeoRasterWriter {
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//Datos de registro de drivers |
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public static void register() {
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ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance(); |
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extensionPoints.add("RasterWriter", "jpg", JpegWriter.class);
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// Datos de registro de drivers |
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public static void register() {
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ExtensionPoint point = ExtensionPoint.getExtensionPoint("RasterWriter");
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point.register("jpg", JpegWriter.class);
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fileFeature.put("jpg", new JpegFeatures());
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}
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}
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private GdalWriter gdalWriter = null;
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private String outTif = null;
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private String outJpg = null;
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private GdalWriter gdalWriter = null;
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private String outTif = null;
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private String outJpg = null;
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/** |
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* Carga los par?metros de este driver. |
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*/ |
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driverParams = wfff.getParams(); |
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} |
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/**
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* Constructor para la obtenci?n de par?metros del driver
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* @param drvType Tipo de driver
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*/
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public JpegWriter(String fileName) {
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/**
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* Constructor para la obtenci?n de par?metros del driver
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* @param drvType Tipo de driver
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*/
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public JpegWriter(String fileName) {
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ident = RasterUtilities.getExtensionFromFileName(fileName); |
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driver = ((WriteFileFormatFeatures)fileFeature.get(ident)).getDriverName(); |
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gdalWriter = new GdalWriter(fileName);
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gdalWriter = new GdalWriter(fileName);
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loadParams(ident); |
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}
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}
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/**
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* Constructor para salvar datos servidos por el cliente
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* @param dataWriter Objeto servidor de datos para el driver de escritura
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* @param outSizeX N?mero de pixels en X de la imagen de salida
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* @param outSizeY N?mero de pixels en Y de la imagen de salida
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* @param outFilename Fichero de salida
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* @param extentMaxX Posici?n en X m?xima del extent
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* @param extentMinX Posici?n en X m?nima del extent
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* @param extentMaxY Posici?n en Y m?xima del extent
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* @param extentMinY Posici?n en Y m?nima del extent
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* @param nBands N?mero de bandas
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* @param drvType Tipo de driver
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* @throws GdalException
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* @throws IOException
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*/
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public JpegWriter( IDataWriter dataWriter,
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String outFileName,
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Integer nBands,
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AffineTransform at,
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Integer outSizeX,
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Integer outSizeY,
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Integer dataType,
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Params params,
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IProjection proj,
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Boolean geo)throws GdalException, IOException {
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ident = RasterUtilities.getExtensionFromFileName(outFileName);
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/**
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* Constructor para salvar datos servidos por el cliente
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* @param dataWriter Objeto servidor de datos para el driver de escritura
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* @param outSizeX N?mero de pixels en X de la imagen de salida
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* @param outSizeY N?mero de pixels en Y de la imagen de salida
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* @param outFilename Fichero de salida
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* @param extentMaxX Posici?n en X m?xima del extent
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* @param extentMinX Posici?n en X m?nima del extent
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* @param extentMaxY Posici?n en Y m?xima del extent
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* @param extentMinY Posici?n en Y m?nima del extent
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* @param nBands N?mero de bandas
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* @param drvType Tipo de driver
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* @throws GdalException
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* @throws IOException
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*/
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public JpegWriter( IDataWriter dataWriter,
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String outFileName,
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Integer nBands,
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AffineTransform at,
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Integer outSizeX,
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Integer outSizeY,
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Integer dataType,
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Params params,
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IProjection proj,
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Boolean geo)throws GdalException, IOException {
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ident = RasterUtilities.getExtensionFromFileName(outFileName);
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driver = ((WriteFileFormatFeatures)fileFeature.get(ident)).getDriverName(); |
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outJpg = outFileName;
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outTif = outFileName.substring(0, outFileName.lastIndexOf("."));
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outTif += ".tif";
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gdalWriter = new GdalWriter(dataWriter, outTif, nBands,
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at, outSizeX, outSizeY, dataType, params, proj, geo);
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outJpg = outFileName;
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outTif = outFileName.substring(0, outFileName.lastIndexOf("."));
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outTif += ".tif";
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gdalWriter = new GdalWriter(dataWriter, outTif, nBands,
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at, outSizeX, outSizeY, dataType, params, proj, geo);
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if(params == null) |
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loadParams(ident); |
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else |
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this.driverParams = params; |
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}
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}
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/**
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* Asigna el tipo de driver con el que se salvar? la imagen
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* @param drvType Tipo de driver
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*/
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public void setDriverType(String drvType) {
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gdalWriter.setDriverType(drvType);
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}
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/**
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* Realiza la funci?n de compresi?n a partir de un GeoRasterFile.
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* @throws IOException
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*/
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public void fileWrite() throws IOException, InterruptedException {
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gdalWriter.fileWrite();
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}
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/**
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* Asigna el tipo de driver con el que se salvar? la imagen
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* @param drvType Tipo de driver
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*/
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public void setDriverType(String drvType) {
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gdalWriter.setDriverType(drvType);
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}
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/**
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* Realiza la funci?n de compresi?n a partir de un GeoRasterFile.
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* @throws IOException
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*/
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public void fileWrite() throws IOException, InterruptedException {
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gdalWriter.fileWrite();
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}
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/**
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* Realiza una copia en el formato especificado.
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* @throws IOException
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*/
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public static void createCopy(GdalDriver driverDst, String dst, String src,
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boolean bstrict, String[] params, IProjection proj) throws IOException, GdalException {
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GdalWriter.createCopy(driverDst, dst, src, bstrict, params, proj);
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}
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/**
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* Realiza la escritura de datos con los datos que le pasa el cliente.
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* @throws IOException
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*/
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public void dataWrite() throws IOException, InterruptedException {
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if(colorInterp != null)
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gdalWriter.setColorBandsInterpretation(colorInterp.getValues());
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gdalWriter.dataWrite();
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if(gdalWriter.isWrite()){
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gdalWriter.writeClose();
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if(outTif != null){
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GdalDriver driver = null;
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try{
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driver = Gdal.getDriverByName("JPEG");
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GdalWriter.createCopy(driver, outJpg, outTif, false, gdalWriter.gdalParamsFromRasterParams(driverParams), null);
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}catch(GdalException exc){
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throw new IOException("No se ha podido obtener el driver.");
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}
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File file = new File(outTif);
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file.delete();
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}
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}
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}
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/**
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* Realiza una copia en el formato especificado.
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* @throws IOException
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*/
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public static void createCopy(GdalDriver driverDst, String dst, String src,
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boolean bstrict, String[] params, IProjection proj) throws IOException, GdalException {
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GdalWriter.createCopy(driverDst, dst, src, bstrict, params, proj);
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}
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/**
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* Realiza la escritura de datos con los datos que le pasa el cliente.
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* @throws IOException
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*/
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public void dataWrite() throws IOException, InterruptedException {
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if(colorInterp != null)
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gdalWriter.setColorBandsInterpretation(colorInterp.getValues());
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gdalWriter.dataWrite();
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if(gdalWriter.isWrite()){
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gdalWriter.writeClose();
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if(outTif != null){
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GdalDriver driver = null;
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try{
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driver = Gdal.getDriverByName("JPEG");
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GdalWriter.createCopy(driver, outJpg, outTif, false, gdalWriter.gdalParamsFromRasterParams(driverParams), null);
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}catch(GdalException exc){
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throw new IOException("No se ha podido obtener el driver.");
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}
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File file = new File(outTif);
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file.delete();
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}
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}
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}
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/**
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* Cierra el compresor ecw.
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* @throws GdalException
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*/
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public void writeClose() {
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//El close del tif se hizo en dataWrite
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}
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/**
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* Cierra el compresor ecw.
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* @throws GdalException
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*/
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public void writeClose() {
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//El close del tif se hizo en dataWrite
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}
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/**
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* Cancela el salvado de datos.
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*/
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public void writeCancel() {
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gdalWriter.setWrite(false);
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}
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.dataset.GeoRasterWriter#setParams(org.gvsig.raster.dataset.Params)
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*/
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/**
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* Cancela el salvado de datos.
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*/
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public void writeCancel() {
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gdalWriter.setWrite(false);
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}
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.dataset.GeoRasterWriter#setParams(org.gvsig.raster.dataset.Params)
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*/
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public void setParams(Params params) {
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driverParams = params; |
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if(gdalWriter != null) |
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gdalWriter.setParams(params); |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.dataset.GeoRasterWriter#setWkt(java.lang.String) |
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