Build a Hands-Free Selfie Android Application with MediaPipe
Introduction
Set up the Development Environment
Manage Camera Permissions
Integrate MediaPipe solutions
Manage UI state with ViewModel
Use SharedFlow to View Events
Use StateFlow to View Controller States
Mediate flows to trigger photo capture
Avoid duplicate photo capture requests
Review
Next Steps

  Log an issue

  Fork and edit

  Discuss on Discord

What you've learned

You should now know how to:

  • Architect a modern hands-free selfie Android app with MediaPipe.
  • Leverage lifecycle-aware components within the Model-View-ViewModel (MVVM) architecture.
  • Combine MediaPipe's face landmark detection and gesture recognition for integration in a multimodel selfie solution.
  • Use JetPack CameraX to access camera features.
  • Use Kotlin Flow APIs to handle multiple asynchronous data streams.

Knowledge Check

What is the primary benefit of using a ViewModel in Android development?

Which of the following is true about the MediaPipe framework?

What is one key benefit of using CameraX in Android development?


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