Inheritance: global::System.IDisposable
Exemple #1
0
 public static HandleRef getCPtrAndSetReference(ColorTable obj, object parent) {
   if (obj != null)
   {
     obj.swigParentRef = parent;
     return obj.swigCPtr;
   }
   else
   {
     return new HandleRef(null, IntPtr.Zero);
   }
 }
Exemple #2
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 public static HandleRef getCPtrAndDisown(ColorTable obj, object parent) {
   if (obj != null)
   {
     obj.swigCMemOwn = false;
     obj.swigParentRef = parent;
     return obj.swigCPtr;
   }
   else
   {
     return new HandleRef(null, IntPtr.Zero);
   }
 }
Exemple #3
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 public static HandleRef getCPtr(ColorTable obj) {
   return (obj == null) ? new HandleRef(null, IntPtr.Zero) : obj.swigCPtr;
 }
 public int SetRasterColorTable(ColorTable arg)
 {
     int ret = GdalPINVOKE.Band_SetRasterColorTable(swigCPtr, ColorTable.getCPtr(arg));
     if (GdalPINVOKE.SWIGPendingException.Pending) throw GdalPINVOKE.SWIGPendingException.Retrieve();
     return ret;
 }
Exemple #5
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 public static int ComputeMedianCutPCT(Band red, Band green, Band blue, int num_colors, ColorTable colors, Gdal.GDALProgressFuncDelegate callback, string callback_data)
 {
     int ret = GdalPINVOKE.ComputeMedianCutPCT(Band.getCPtr(red), Band.getCPtr(green), Band.getCPtr(blue), num_colors, ColorTable.getCPtr(colors), callback, callback_data);
     if (GdalPINVOKE.SWIGPendingException.Pending) throw GdalPINVOKE.SWIGPendingException.Retrieve();
     return ret;
 }
Exemple #6
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 public static int DitherRGB2PCT(Band red, Band green, Band blue, Band target, ColorTable colors, Gdal.GDALProgressFuncDelegate callback, string callback_data)
 {
     int ret = GdalPINVOKE.DitherRGB2PCT(Band.getCPtr(red), Band.getCPtr(green), Band.getCPtr(blue), Band.getCPtr(target), ColorTable.getCPtr(colors), callback, callback_data);
     if (GdalPINVOKE.SWIGPendingException.Pending) throw GdalPINVOKE.SWIGPendingException.Retrieve();
     return ret;
 }
    public static void Main(string[] args)
    {
        if (args.Length != 2) usage();

        string file = args[0];
        string file_out = args[1];
        try {

            /* -------------------------------------------------------------------- */
            /*      Register driver(s).                                             */
            /* -------------------------------------------------------------------- */
            Gdal.AllRegister();

            Driver dv = null;
            Dataset ds = null, ds_out = null;
            Band ba = null, ba_out = null;
            ColorTable ct = null, ct_out = null;
            byte [] buffer;

            /* -------------------------------------------------------------------- */
            /*      Open dataset.                                                   */
            /* -------------------------------------------------------------------- */
            ds = Gdal.Open(file, Access.GA_ReadOnly);
            ba = ds.GetRasterBand(1);
            ct = ba.GetRasterColorTable();

            if( ct != null )
                Console.WriteLine( "Band has a color table with " + ct.GetCount() + " entries.");
            else
            {
                Console.WriteLine( "Data source has no color table");
                return;
            }

            buffer = new byte [ds.RasterXSize * ds.RasterYSize];
            ba.ReadRaster(0, 0, ds.RasterXSize, ds.RasterYSize, buffer,
                ds.RasterXSize, ds.RasterYSize, 0, 0);

            /* -------------------------------------------------------------------- */
            /*      Get driver                                                      */
            /* -------------------------------------------------------------------- */
            dv = Gdal.GetDriverByName("GTiff");

            ds_out = dv.Create(file_out, ds.RasterXSize, ds.RasterYSize,
                ds.RasterCount, ba.DataType, new string [] {});
            ba_out = ds_out.GetRasterBand(1);
            ct_out = new ColorTable(PaletteInterp.GPI_RGB);

            ba_out.WriteRaster(0, 0, ds.RasterXSize, ds.RasterYSize, buffer,
                ds.RasterXSize, ds.RasterYSize, 0, 0);

            /* -------------------------------------------------------------------- */
            /*      Copying the colortable                                          */
            /* -------------------------------------------------------------------- */
            for (int i = 0; i < ct.GetCount(); i++)
            {
                ColorEntry ce = null, ce_out = null;

                ce = ct.GetColorEntry(i);
                ce_out = new ColorEntry();

                ce_out.c1 = ce.c1;
                ce_out.c2 = ce.c2;
                ce_out.c3 = ce.c3;
                ce_out.c4 = ce.c4;

                ct_out.SetColorEntry(i, ce_out);

                ce.Dispose();
                ce_out.Dispose();
            }

            ba_out.SetRasterColorTable(ct_out);
        }
        catch (Exception e)
        {
            Console.WriteLine("Application error: " + e.Message);
        }
    }