Render MHTML to SWF within C++ Applications

Convert MHTML to SWF within your C++ Applications without using Microsoft® PowerPoint

 

Are you a C++ developer looking to add to integrate MHTML to SWF conversion feature inside your C++ applications? You can do it in two simple steps. You can export MHTML to PPTX by using Aspose.PDF for C++ . Secondly, by using Aspose.Slides for C++ , you can convert PPTX to SWF. Both APIs come under Aspose.Total for C++ package.

C++ API to Export MHTML to SWF

  1. Open MHTML file using Document class reference
  2. Convert MHTML to PPTX by using Save method function
  3. Load PPTX document by using Presentation class reference
  4. Save the document to SWF format using Save member function and set Swf as SaveFormat

Get Started with C++ File Automation APIs

Install from command line as nuget install Aspose.Total.Cpp or via Package Manager Console of Visual Studio with Install-Package Aspose.Total.Cpp.

Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .

// load MHTML file with an instance of Document class
auto doc = MakeObject<Document>(u"template.mhtml");
// save MHTML as PPTX format 
doc->Save(u"PptxOutput.pptx", SaveFormat::Pptx);
// instantiate a Presentation object that represents a PPTX file
SharedPtr<Presentation> prs = MakeObject<Presentation>(u"PptxOutput.pptx");
// save the presentation as Swf format
prs->Save(u"output.swf", Aspose::Slides::Export::SaveFormat::Swf);  

Change Password of MHTML Document via C++

In the process of rendering MHTML to SWF, you can open a password protected MHTML and also change its password. In order to change the password of a MHTML file, you must know the owner password of that document. You can load password protected PDF document with Aspose.PDF for C++ by specifying its owner password and use ChangePasswords method to change the password.

// load an existing MHTML Document
auto doc = MakeObject<Document>(L"input.mhtml", L"owner");
// change password of MHTML Document
doc->ChangePasswords(L"owner", L"newuser", L"newuser");
// save the document
doc->Save(L"output.Doc");

Add Images From Web in SWF File via C++

After converting MHTML to SWF, you can also add images from web to your output document. Aspose.Slides for C++ supports operations with images in these popular formats: JPEG, PNG, BMP, GIF, and others. You can add one or several images on your computer onto a slide in a presentation. This sample code in C++ shows you how to add an image to a SWF file

// instantiate a Presentation object that represents a SWF file
auto pres = System::MakeObject<Presentation>("output.swf");
// get slide
auto slide = pres->get_Slides()->idx_get(0);
// initialize Web Client    
auto webClient = System::MakeObject<WebClient>();
// get image data
auto imageData = webClient->DownloadData(System::MakeObject<Uri>(u"[REPLACE WITH URL]"));
// add image
auto image = pres->get_Images()->AddImage(imageData);
// add picture frame
slide->get_Shapes()->AddPictureFrame(ShapeType::Rectangle, 10.0f, 10.0f, 100.0f, 100.0f, image);
// save updated file
pres->Save(u"updated.swf", SaveFormat::Swf);

Other Conversion Options

MHTML TO PPSM (Macro-enabled Slide Show)
MHTML TO ODP (OpenDocument Presentation Format)
MHTML TO PPTM (Macro-enabled Presentation File)
MHTML TO POTX (Microsoft PowerPoint Template Presentation)
MHTML TO PPSX (PowerPoint Slide Show)
MHTML TO PPS (PowerPoint Slide Show)
MHTML TO POTM (Microsoft PowerPoint Template File)
MHTML TO POT (Microsoft PowerPoint Template Files)
MHTML TO OTP (OpenDocument Standard Format)
MHTML TO PPT (Microsoft PowerPoint 97-2003)
MHTML TO XAML (XAML File)

MHTML What is MHTML File Format?

Files with MHTML extension represent a web page archive format that can be created by a number of different applications. The format is known as archive format because it saves the web HTML code and associated resources in a single file. These resources include anything linked to the webpage such as images, applets, animations, audio files and so on. MHTML files can be opened in a variety of applications such as Internet Explorer and Microsoft Word. Microsoft Windows uses MHTML file format for recording scenarios of problems observed during the usage of any application on Windows that raises issues. The MHTML file format encodes the page contents similar to specifications defined in message/rfc822 which is plain text email related specifications. The actual specifications of the format are as detailed by RFC 2557.

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SWF What is SWF File Format?

SWF is a file format used to transport text, video, vector graphics and ActionScript over the internet and supported by Adobe Flash Player. The SWF file format is designed to be a resourceful transfer format, not only for exchanging graphics but also provides supports for anti-aliasing and on-screen display. Anti-aliasing is a feature that is critical for fast rendering of bitmap and its associated characteristics like interactive buttons, shading and animation .etc.

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