How to use

org.deegree.coverage.raster.RasterTransformer

constructor

  /**
   * Returns a subset of the raster, transformed into to SRS of the target envelope.
   * 
   * @param raster
   * @param env
   * @param grid
   * @param interpolation
   * @return the transformation result
   * @throws TransformationException
   *             if the transformation fails
   */
  public static AbstractRaster transform( AbstractRaster raster, Envelope env, Grid grid, String interpolation )
              throws TransformationException {
    LOG.debug( "Transforming raster with envelope '{}' and grid '{}', interpolation method '{}'.",
          new Object[] { env, grid, interpolation } );
    AbstractRaster result;
    try {
      RasterTransformer transf = new RasterTransformer( env.getCoordinateSystem() );
      result = transf.transform( raster, env, grid.getWidth(), grid.getHeight(),
                    InterpolationType.fromString( interpolation ) );
    } catch ( Exception e ) {
      LOG.debug( "Original stack trace", e );
      throw new TransformationException( "error while transforming raster result: " + e.getMessage(), e );
    }
    return result;
  }
}

private static void transformRaster( String[] args, String srcCRS, String dstCRS, InterpolationType type,
                   OriginLocation location ) {
  try {
    MemoryTileContainer tileContainer = new MemoryTileContainer();
    for ( int i = 0; i < args.length - 1; i++ ) {
      if ( args[i] != null ) {
        File f = new File( args[i] );
        RasterIOOptions options = RasterIOOptions.forFile( f );
        options.add( RasterIOOptions.GEO_ORIGIN_LOCATION, location.name() );
        tileContainer.addTile( RasterFactory.loadRasterFromFile( f, options ) );
      }
    }
    AbstractRaster srcRaster = new TiledRaster( tileContainer, null );
    RasterTransformer transf = new RasterTransformer( dstCRS );
    srcRaster.setCoordinateSystem( CRSManager.getCRSRef( srcCRS ) );
    AbstractRaster result = transf.transform( srcRaster, type );
    RasterFactory.saveRasterToFile( result, new File( args[args.length - 1] ) );
  } catch ( Exception ex ) {
    System.err.println( "Couldn't transform raster file: " );
    ex.printStackTrace();
    System.exit( 2 );
  }
}

int reqHeight = height;
RasterTransformer rtrans = new RasterTransformer( bbox.getCoordinateSystem() );
if ( bbox.getCoordinateSystem() != null && !bbox.getCoordinateSystem().equals( srs ) ) {
  LOG.debug( "Transforming bbox {} to {}.", bbox, srs );

          throws IllegalArgumentException, UnknownCRSException, IOException {
final RasterTransformer transf = new RasterTransformer( dstSRS );
transf.setBackgroundValue( backgroundValue );

  RasterTransformer transformer = new RasterTransformer( targetCRS );
  result = transformer.transform( this, spatialExtent, rect.width, rect.height, interpolation );
} catch ( TransformationException e ) {