Rules for making change

It happens a million times a day.  Somebody pays cash for something and gets change.  But there are rules, and Raymond’s friend seems to like to break those rules.  Luckily for Raymond’s friend, one of the rules is the customer is always right… or as Mr. Krabs would say, the money is always right.  This…

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How to turn on HDCP or SCMS in an audio playback app

There’s an MSDN sample of how to turn on HDCP or SCMS in a playback app.  The sample is loosely based on a test app I wrote, but there are still some rough edges.  For example, the CMFAttributeImpl<T> template is not part of the SDK or the DDK.  Also, there’s a leak in the GetDigitalAudioEndpoint…

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