1. Building a great Metro style device app for your camera
11/22/2018 8:03 PM
HW-715T
Building a great Metro style device app for your camera
Khurram Zia
Program Manager
Mehmet Kucukgoz
Microsoft Corporation
© 2010 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.
The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

2. Agenda What are Metro style camera device apps?
How to create Metro style camera device apps?
You’ll leave with examples of how to
Incorporate your differentiated experience into Windows built-in experiences and Metro style apps that use your camera

3. Windows 8 enables you to offer a differentiated device experience for your cameras.

4. And Windows 8 makes your differentiated device experience available to all Metro style apps.

5. Personalize your system with an account picture
demo
Personalize your system with an account picture
Default camera options experience
Customized settings experience for LifeCam Studio

6. Deconstructing the Metro style
device experience for cameras

7. Building a Metro style camera experience
Device Metadata
app
Metro style app
driver
MFT
A great camera device! + +
Driver MF Transform

8. Building a Metro style camera experience
Device Metadata
app
Metro style app
driver MFT
Camera Driver MFT +
Start Experience
Camera Options Experience

9. Build the Start experience

10. Start Experience What is it?
Metro style app with unique functionality for the device
Activated by clicking on the app tile in start
Opportunity to differentiate on brand and functionality
Related merchandise (headsets, microphones)
User guides and support
Download additional effects
Specialized capture services (e.g. postcards, photo strips)

12. Build the camera options
experience

13. Metro style apps with customized camera options
demos
Metro style apps with customized camera options

14. Camera options experience What is it?
Experience that shows up in context to apps using cameras
Activated by apps via a call to ‘CameraOptionsUI’ API
It’s your experience and you own every pixel
Opportunity to differentiate yourselves for your customers
Color Effects
Face tracking effects
Scene modes
Image stabilization

15. How apps use your camera options
ISV Metro Apps
Windows APIs
Metro Device App
App
LifeCam
Camera
Options
Camera Capture UI
more options
App
App
App
CameraOptionsUI API Call
App

16. How apps use your camera options
ISV Metro Apps
Windows APIs
Windows UX
App
Default
Camera
Options
Camera Capture UI
more options
App
App
App
CameraOptionsUI API Call
App

17. Camera options What you need to add to your app
Add a camera options experience to your app
Subscribe for camera options contract to show up in all Metro style apps

18. Subscribing to the camera options contract
<?xml version="1.0" encoding="utf-8"?>
<Package xmlns="
...
<Applications>
<Application Id="lifecamsettings.App" Executable="lifecamsettings.exe“
EntryPoint="LifeCamSettings.App">
<SplashScreen Image="SplashScreen.png" />
</VisualElements>
<Extensions>
<Extension Category="windows.cameraSettings" Executable="lifecamsettings.exe" EntryPoint="LifeCamSettings.App" />
</Extensions>
</Application>
</Applications>
</Package>

19. Recap - Building a Metro style camera experience
Device Metadata
app
Metro style app
driver MFT
Camera Driver MFT +
Start Experience
Camera Options Experience

20. Building the camera driver MFT

21. Camera Driver MFT What is it?
Extension of the camera driver
Enables communication between your camera options Experience and your device
Provides rich and unique functionality for your camera
Installed and delivered as part of your driver package
Implemented as a Media Foundation Transform (MFT)

22. Windows Metro style app
What is an MFT?
Windows Metro style app
Windows Runtime
Playback/Preview
Capture
Streaming …
Media Foundation
Camera
Source
Video MFT(1)
Driver MFT
Video
MFT(N)
Video
Sink

23. UVC Class Driver or IHV Driver
How does it all work?
Metro style Device App
Metro style app
Camera Options UI
LifeCam
Camera
Options
IHV Driver MFT
UVC Class Driver or IHV Driver

24. Camera driver MFT What you need to do
Author your driver MFT as a user mode driver extension
Implement COM class
Expose it as a Windows Runtime class
Register the driver MFT through camera installer
Driver MFT works with any AvStream compliant driver including the UVC class driver

25. Recap - Building a Metro style camera experience
Device Metadata
app
Metro style app
driver MFT
Camera Driver MFT +
Start Experience
Camera Options Experience

26. How to tie this all together:
metadata

27. Metadata What you need to do Create device metadata package
Associate your device to your metro style device app
Submit your app to the Store

30. Extra requirements for internal cameras
Set camera location information in ACPI
Set model ID of the internal cameras as registry keys
Create device metadata package
Associate your device to your metro device app
Stage device metadata package (and the app) on the system

31. Takeaways

32. Building a Metro style camera experience
Device Metadata
app
Metro style app
driver MFT
Camera Driver MFT +
Start Experience
Camera Options Experience

33. Opportunity
Windows 8 enables you to offer unique features and a differentiated device experience for your cameras.
And Windows 8 makes your differentiated device experience available to all Metro style apps.

34. Related sessions
[HW-745T] Reimagining the experience for connecting with devices
[HW-283T] Introducing Metro style device apps
[HW-275T] Building and delivering a great Metro style app for your device
[PLAT-777T] Capturing personal photos, video, and audio in Metro style apps
[PLAT-905C] Under the hood: installation and updates for Metro style apps

35. Further reading and documentation
Developing Metro style device apps for cameras
The Device Software Lifecycle – Deployment, Acquisition, Uninstall and Update Process
Windows Dev Center home  

36. thank you Feedback and questions http://forums.dev.windows.com
Session feedback

37. 11/22/2018 8:03 PM
© 2011 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.
The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.
© 2011 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.
The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

38. Camera recommendations for optimizing user experience

39. Camera and System Recommendations
Support >= 30 fps ;
Front / Back Cameras
2 MP for front and 5 MP for back;
Latency requirements:
H.264 hardware encoders and decoders