String ClientID = Client.getID(); //replace Client.getID() with your own client ID here
        String ClientSecret = Client.getSecret(); //replace Client.getSecret() with your own client secret here
        String APIBaseUrl="https://api.aspose.cloud";
        String Local_Path = "C:/Temp/";

        ImagingApi imagingApiSdk = new ImagingApi(ClientSecret, ClientID, APIBaseUrl);

        // Input & output file names
        String inputFileName = "PNGtoWEBP.png";
        String outputFileName = "PNGtoWEBP.webp";

        try {

            // Upload local image to Cloud Storage
            File inputFile = new File(Local_Path + inputFileName);
            FileInputStream inputFileStream = new FileInputStream(inputFile);

            byte[] inputImageData = IOUtils.toByteArray(inputFileStream);

            UploadFileRequest uploadFileRequest = new UploadFileRequest(inputFileName, inputImageData, null);
            FilesUploadResult filesUploadResult = imagingApiSdk.uploadFile(uploadFileRequest);

            String outputFormat = "webp";
            String remoteFolder = null; // Input file is saved at the root of the storage
            String remoteStorage = null; // Cloud Storage name

            ConvertImageRequest convertImageRequest = new ConvertImageRequest(inputFileName, outputFormat, remoteFolder, remoteStorage);

            byte[] convertedImageData = imagingApiSdk.convertImage(convertImageRequest);

            // Save exported image to local storage
            FileOutputStream fileOutputStream = new FileOutputStream(Local_Path + outputFileName);
            fileOutputStream.write(convertedImageData);
            fileOutputStream.close();

        } catch (Exception e) {
            System.out.println(e.getMessage());
        }