![]() ![]() The audio stack in certain Microsoft products supports DRM by implementing the usage rules that govern playback of the audio content. For example, the content provider might use Copy Protection or Digital Output Disable to disable direct digital copies or transmission out of the PC system. Enabling SCMS and HDMI protection controls outside of a Protected Environment (PE).ĭigital Rights Management (DRM) provides the ability to package media data in a secure container and attach usage rules to the content.Setting Serial Copying Management System (SCMS) bits on S/PDIF endpoints and High-bandwidth Digital Content Protection (HDCP) bits on High-Definition Multimedia Interface (HDMI) endpoints.PUMA has been updated for Windows 7 to provide the following features: For more information about PUMA, see Output Content Protection and Windows Vista. It allows only the acceptable audio outputs to be enabled and ensures that the outputs are disabled reliably. Windows Vista introduced Protected User Mode Audio (PUMA), the user-mode audio engine in the Protected Environment (PE) that provides a safer environment for audio processing and rendering. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |