Merge HTML to Image in C++

Use Aspose.Slides for C++ to combine HTML content and render it as images.

Merge HTML to image using Aspose.Slides

Aspose.Slides for C++ is a C++ API for working with presentation content and related formats. You can import multiple HTML files into a Presentation and render the merged slides as image files.

Merge HTML to image in C++

Using Aspose.Slides for C++ , you can merge HTML content with AddFromHtml, render each slide with GetImage, and save the images with ImageFormat::Png.

C++ code for merging HTML to imageauto firstHtmlText = File::ReadAllText(u"first.html");
auto secondHtmlText = File::ReadAllText(u"second.html");
auto presentation = MakeObject<Presentation>();

presentation->get_Slides()->RemoveAt(0);
presentation->get_Slides()->AddFromHtml(firstHtmlText);
presentation->get_Slides()->AddFromHtml(secondHtmlText);

auto slideCount = presentation->get_Slides()->get_Count();
for (int slideIndex = 0; slideIndex < slideCount; slideIndex++)
{
    auto slide = presentation->get_Slide(slideIndex);
    auto outputFileName = String::Format(u"merged_slide_{0}.png", slideIndex);
    auto image = slide->GetImage(2.0, 2.0);
    image->Save(outputFileName, ImageFormat::Png);
    image->Dispose();
}

presentation->Dispose();

How to merge HTML to image in C++

Install Aspose.Slides for C++. See Installation .
Add the library as a reference in your project.
Read the source HTML files with File::ReadAllText.
Create a Presentation instance and import the HTML content with AddFromHtml.
Render each slide with GetImage and save it with ImageFormat::Png.

Merge Files Online

Merge presentations, documents, and images online.

Merge other files

You can also combine files in other formats.