Convert PNG to JPG in C++
High-speed and cross-platform C++ Library that helps in developing applications with the ability to create, merge, inspect, or convert Microsoft PowerPoint and OpenOffice presentation files without the use of any software like Microsoft or Open Office, Adobe PDF.
Convert PNG to JPG in C++
Aspose.Slides for C++ is a powerful C++ library for creating and manipulating presentation files. Moreover, it provides flexible ways to convert PNG to JPG. Using Aspose.Slides for C++, any developer or application can convert PNG to JPG files with just a few lines of C++ code.
As a modern document processing API, Aspose.Slides for C++ exports PNG files to JPG file formats quickly. Aspose PowerPoint library allows you to convert PNG to JPGs and many other file formats
Convert PNG to JPG using C++
To convert the PNG to JPG, you will need to create Presentation from PNG file and save it as JPG.
C++ code for converting PNG into JPG
auto pres = System::MakeObject<Presentation>();
auto slide = pres->get_Slides()->idx_get(0);
auto image = pres->get_Images()->AddImage(File::ReadAllBytes(u"image.png"));
slide->get_Shapes()->AddPictureFrame(ShapeType::Rectangle, 10.0f, 10.0f, 100.0f, 100.0f, image);
for (int32_t i = 0; i < pres->get_Slides()->get_Count(); i++)
{
// Control hidden slides (do not render hidden slides)
if (pres->get_Slides()->idx_get(i)->get_Hidden())
{
continue;
}
// Convert slide to a Bitmap object
System::SharedPtr<Bitmap> bmp = pres->get_Slides()->idx_get(i)->GetThumbnail(2.f, 2.f);
// Create file name for an image
System::String outputFilePath = Path::Combine(outputDir, System::String(u"Slide_") + i + u".jpg");
// Save the image in PNG format
bmp->Save(outputFilePath, ImageFormat::get_Jpeg());
}
How to convert PNG to JPG using Aspose.Slides for C++ API
These are the steps to convert PNG to JPG in C++.
Install Aspose.Slides for C++ .
Add a library reference (import the library) to your C++ project.
Open the source PNG files in C++.
Save result as JPG file.
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Convert PNG To Other Supported Formats
You can also convert PNG and save to other file formats. See all supported formats below