Convert GPX File to KMZ File Format in C#. To better understand this code, checkout our how to tutorial: https://kb.aspose.com/gis/net/how-to-convert-gpx-to-kmz-in-c-sharp/

Convert GPX File to KMZ File Format in C#.cs

using System;
//Add reference to Aspose.GIS for .NET & Aspose.Zip for .NET APIs
//Use following namespaces to convert GPX file format to KMZ format
using Aspose.Gis;
using Aspose.Zip;

namespace ConvertGPXToKMZFileFormat
{
    class Program
    {
        static void Main(string[] args)
        {
            //Set Aspose license before converting GPX file to KMZ format
            //using Aspose.GIS for .NET
            Aspose.Gis.License AsposeGISLicense = new Aspose.Gis.License();
            AsposeGISLicense.SetLicense(@"c:\asposelicense\license.lic");

            //Set Aspose license to use Aspose.Zip to zip KML file
            Aspose.Zip.License AsposeZipLicense = new Aspose.Zip.License();
            AsposeZipLicense.SetLicense(@"c:\asposelicense\license.lic");

            //Convert GPX file to KML File
            VectorLayer.Convert("InputGPXFile.gpx", Drivers.Gpx, "OutputKMLFile.kml", Drivers.Kml);

            //Create Archive class instance 
            Archive ZipArchive = new Archive();
            
            //Create entry for each file in the zip archive
            ZipArchive.CreateEntry("OutputKMLFile.kml", "OutputKMLFile.kml");
            ZipArchive.CreateEntry("ImageRelatedToKMLFile.png", "ImageRelatedToKMLFile.png");
            //Save output Zip file
            ZipArchive.Save("KMLandImageFilesCombined.zip");

            //Rename Zip file to KMZ
            System.IO.File.Move("KMLandImageFilesCombined.zip", "FinalOutputKMZFile.kmz");


        }
    }
}