How To Extract App File

Learn how to extract files from the app package for a Windows app using the packaging API.

How to Open an APPLICATION File. APPLICATION files are XML-based, text-only files. This means that Microsoft's Visual Studio or even any text editor should be able to properly read the file. There are several free text editors that will do the job nicely. The command tells Inno Setup Unpacker to extract the components of setup.exe into the current folder. Assuming this is an Inno Setup installer, the unpacker will probably produce an iss file, like.

You can also use the MakeAppx.exe tool to extract files from an app package or bundle. See Extract files from a package or bundle for more information.

Create a package reader

How To Extract App Files

To create a package reader, call the IAppxFactory::CreatePackageReader method. The first parameter is an input stream for the package (.appx file). The second parameter is an output parameter that receives a pointer to an IAppxPackageReader pointer.

Extract footprint files

Call the IAppxPackageReader::GetFootprintFile method to get each footprint file. Each footprint file is represented by an IAppxFile interface. The ExtractFile function in this sample uses the GetName, GetContentType, and GetSize methods of IAppxFile to display basic information about the footprint file.

The previous code uses these variable definitions and GetOutputStream helper function.

Extract payload files

Extract payload files

Zip File Extractor

Call the IAppxPackageReader::GetPayloadFiles method to enumerate the payload files. Each payload file is represented by an IAppxFile interface. The ExtractFile function in this sample uses the GetName, GetContentType, and GetSize methods of IAppxFile to display basic info about the payload file.

This code uses the ExtractFile helper function shown in the previous step to create the stream for the package manifest.

Clean up the package reader

Rar File Extractor

Before returning from the wmain function, call the Release method to clean up the package reader and call the CoUninitialize function.

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Samples

How To Extract Rar File Without Any App

Reference How to cut pieces of a video in imovie.