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Windows Media DRM Device Ecosystem For Windows Vista. Milan Gada – Program Manager Kevin Lau – Program Manager Windows Media (Content Access Technologies) Microsoft Corporation. Agenda. Windows Media DRM overview Windows Vista Content Protection Infrastructure
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Windows Media DRM Device Ecosystem For Windows Vista Milan Gada – Program ManagerKevin Lau – Program ManagerWindows Media (Content Access Technologies)Microsoft Corporation
Agenda • Windows Media DRM overview • Windows Vista Content Protection Infrastructure • Windows Media Devices Technologies • Future roadmap • Discussion
Windows Media (WM) DRM • Comprehensive DRM system • Enables multiple digital media business models • One-time purchase • Subscription • Rentals • Enables various user scenarios on PC and devices • Storage and playback of premium content • Streaming of premium content • In use by many content service providers • Napster, Yahoo Music, Movielink, and more…
WMDRM Technologies • Porting Kits (PK) • ANSI C source code, whitepapers, tools, and documentation • WMDRM-Portable Device (PD) • WMDRM-Network Device (ND) • Software Development Kits (SDK) • Format SDK – PC applications • RM SDK – Rights Management Server
WMDRM Ecosystem PC – Organized and Play Burn(Music CD) Network Devices(WMDRM-ND) Premium Content Remoted UI and playback(MCX) Playback on CE device(WMDRM-ND) Indirect LicenseAcquisition Direct LicenseAcquisition Copy Stream Portable Devices (WMDRM-PD)
Protected Media Path (PMP) • Strengthen platform robustness for next-generation content (e.g., AACS) • Interoperates with other protection systems (e.g., DTCP) • Improved protection against content piracy • Improved control of PC AV outputs • Protects content crossing user accessible bus • Process media in a protected environment
PMP Overview Application Command/Control Protected Video Path Media Interoperability Gateway VideoDecryptor VideoDecoder VideoSink PE Media Source Video Compositor Kernel Graphics Device Input Trust Authority Output Trust Authority Policy Engine Protected User Mode Audio Input Trust Authority Output Trust Authority PE Kernel User ModeAudio AudioDecryptor AudioDecoder AudioSink Audio Device Media Interoperability Gateway Extensible platform for sourcing, sinking and manipulating protected media contentGoverns policy usageRun media in separate process
Secure Transcoding • PMP provides a safe environment for Secure Transcoding of DRM protected content • Transcoding of content can occur on the fly • Copying via WMDRM-PD or • Streaming via WMDRM-ND or • Can be pre-cached • User scenario example • Recording in 5.1 Dolby Surround • Want to play on a portable device with stereo
Rapid Rights Query • Enables fast access to DRM rights for particular content • Makes smart decisions on how to present content • Allows display views based on DRM Rights – e.g., license required • DRM intelligently caches data to optimize performance
PC To PC Streaming • Share your protected content in your home ecosystem • No longer need to know what computer the content is on • No need to acquire a new license from service provider • Uses WMDRM-ND Technology
PC To PC Streaming Milan GadaProgram ManagerWindows Media
WMDRM Portable Devices • Store and playback WMDRM protected audio and video content • Provides support for • Indirect License and Direct License Acquisition • Time and count based usage models • Currently • PlaysForSure – Logo Certification Program • Ensures device and service interoperability • There are more than 20 device OEMs with PlaysForSure devices • E.g., iRiver, Creative, Samsung… etc. • There are 115+ PlaysForSure devices
Direct License Acquisition • Acquire licenses for protected content directly from your device • Acquire content whenever you want, where ever you are… • PC interaction not required • WMDRM-PD Porting Kit enables this scenario
Verizon VCast DLA Kevin LauProgram ManagerWindows Media
WMDRM Network Devices • Stream protected content • From PC to Network Devices • Between Network Devices • E.g., Xbox 360, Roku Soundbridge, DLink DSM 320, etc.
Device To Device Streaming • Stream protected audio content from a portable device to a WMDRM-ND receiver device using MTP over USB • Enables users to play protected content • While playing games on Xbox 360 • While driving on your car stereo • WMDRM-ND Porting Kits enable this scenario
Device To Device Streaming Milan GadaProgram ManagerWindows Media
WMDRM-PD Updates • Strong focus on Mobile space! • CTIA ‘06 – announced significant investment • Some current partners • Nokia • Motorola • Verizon • Working for a seamless user experience
WMDRM-ND Updates • Transmitter • Video support • Transmission on any transport layer • Multiple receiver support • Receiver • License chaining
Copy From Device • Enable devices to encrypt media with WMDRM • Enable devices to issue WMDRM licenses with simple policy • Over MTP/USB only • License will be in WMDRM-PD format • License will be bound to receiving WMDRM-PD device • Porting kit will be available by end of this 2006
Call To Action • Make use of Windows Vista WMDRM technologies to • Build exciting new user scenarios • Deliver premium content to the PC • Make use of WMDRM Porting Kits to • Build great device experiences • Enable premium content flow in home ecosystem • Ask your questions • Ask the experts or • E-mail: askdmd @ microsoft.com
Additional Resources • Web Resources • DRM • http://microsoft.com/windows/windowsmedia/drm/default.mspx • PlaysForSure • http://www.playsforsure.com • WM Licensing • http://www.microsoft.com/windows/windowsmedia/licensing/default.mspx • For questions: askdmd @ microsoft.com
© 2006 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.