Free online XLTX to OTT conversion App via c++

Use free online app or C++ SDK to convert between XLTX & OTT as well as several popular formats from Microsoft^® Excel.

How to Convert XLTX to OTT on C++: Step-by-Step Code Example

// Converting to XLTX using Aspose.Cells
std::shared_ptr<requests::ConvertRequest> request(new requests::ConvertRequest(
    std::make_shared< std::wstring >("HTML") ,        
    requestFile,nullptr,nullptr,nullptr));
auto actual = getApi()->convert(request);
if(actual->good()){
    std::ofstream out("TestConvertFile_CPP.XLTX", std::istream::binary);
    actual->seekg(0,std::ios_base::beg);
    while(!actual->eof()){
        char* buffer = new char[256];
        actual->read(buffer,256);
        out.write(buffer,256);
    }
}
%!(EXTRA string=HTML)
// Converting to HTML using Aspose.Words
using namespace aspose::words::cloud;
auto requestSaveOptionsData = std::make_shared< aspose::words::cloud::models::HtmlSaveOptionsData >();
requestSaveOptionsData->setFileName(std::make_shared< std::wstring >(baseTestOutPath + L"/TestConvertFile_CPP.html"));
std::shared_ptr<requests::SaveAsRequest> request(new requests::SaveAsRequest(
    std::make_shared< std::wstring >(remoteFileName),
    requestSaveOptionsData,
    std::make_shared< std::wstring >(remoteFolder),
    nullptr,nullptr,nullptr,nullptr,nullptr ));
auto actual = getApi()->saveAs(request);
%!(EXTRA string=OTT, string=HTML, string=OTT)

Transform XLTX into OTT with the C++ Cloud SDK

Initialize WordsApi and CellsApi with Client Id, Client Secret, Base URL & API version
Set ConvertDocumentRequest with parameters local file name and format as HTML
Call WordsApi convertDocument to convert XLTX document to HTML
Initialize SaveOption from CellsAPI with parameters SaveFormat as OTT
Call cellsSaveAsPostDocumentSaveAs method to convert XLTX file to OTT

Start leveraging Aspose.Total REST APIs for XLTX to OTT

Create an account at Dashboard to get free API quota & authorization details
Get Aspose.Words and Aspose.Cells Cloud SDKs for C++ source code from Aspose.Words GitHub and Aspose.Cells GitHub repos to compile/use the SDK yourself or head to the Releases for alternative download options.
Also have a look at Swagger-based API Reference for Aspose.Words and Aspose.Cells to know more about the REST API.

How to Convert Excel XLTX to other formats online

Transform XLTX files into HTML format using Aspose.Cells API, and seamlessly integrate them with any Aspose.Total APIs, such as Aspose.Words, Aspose.PDF, Aspose.Email, Aspose.Slides, Aspose.Diagram, Aspose.Tasks, Aspose.3D, Aspose.HTML. This enables conversion of your files into hundreds of different formats.

For a complete list of supported formats, visit the Aspose.Total Cloud page.

How to Convert MS Excel Spreadsheets, XLTX to Image Formats

Aspose.Cells Cloud SDK provides quick and easy solutions for converting MS Excel files into various image formats, similar to the process demonstrated above for OTT. Whether you use direct REST API calls or SDKs, Aspose.Cells Cloud APIs enable you to convert Excel sheets into multiple image formats, including JPEG, PNG, BMP, GIF, and TIFF.

Create SaveOption object and set desire format using SaveFormat property.
Create ConvertDocumentRequest object to convert XLTX document
Call SaveAsPostDocument method of CellsApi class instance for conversion from XLTX

Simple Steps to Convert XLTX to PDF Online

For XLTX to PDF please follow these steps:

Visit the XLTX to PDF webpage.
Upload your XLTX file from your device.
Click on the “Convert” button.
Wait for the conversion to finish.
Once the conversion is complete, download the PDF file to your device.

How to Convert Webpage to OTT format

To convert a webpage to the OTT format, follow these steps:

Visit the “Webpage to OTT” website.
Enter the URL of the webpage you wish to convert into the designated input box.
Click the “Convert” button to initiate the conversion process.
Wait for the conversion to complete.
Download the OTT file to your device once the conversion is finished.

By following these steps, you can easily convert and download webpages in the desired OTT format for offline access and further use.

FAQ

What is XLTX Format?
Files with .xltx extension represent Microsoft Excel Template files that are based on the Office OpenXML file format specifications. It is used to create a standard template file that can be utilized to generate XLSX files that exhibit the same settings as specified in the XLTX file.
What is OTT Format?
Files with OTT extension represent template documents generated by applications in compliance with the OASIS' OpenDocument standard format. These are created with word processor applications such as free OpenOffice Writer and can hold settings that can be used to generate new documents from these template files. These settings include page margins, borders, headers, footers, and other page settings. Such templates are used in official documents such as company letterheads and standardized forms.
Starting with Aspose.Total REST APIs Using C++ SDK: A Beginner's Guide
Quickstart not only guides through the initialization of Aspose.Total Cloud API, it also helps in installing the required libraries.
Where can I find the Aspose.Total Cloud API release notes for C++?
Complete release notes can be reviewed at Aspose.Total Cloud Documentation.
Is it safe to convert XLTX to OTT in the Cloud?
Of course! Aspose Cloud uses Amazon EC2 cloud servers that guarantee the security and resilience of the service. Please read more about Aspose's Security Practices.
What file formats are supported by Aspose.Total Cloud API?
Aspose.Total Cloud can convert file formats from any product family to any other product family to PDF, DOCX, XPS, image(TIFF, JPEG, PNG BMP), MD and more. Checkout the complete list of supported file formats.
I can not find the SDK for my favorite language. What should I do?
Aspose.Total Cloud is also available as a Docker Container. Try using it with cURL in case your required SDK is not available yet.