Le Quoc Do

How to waveform is displayed real-time in time domain when speech is spoken into microphone

Please help me. Thanks!



Re: Media Foundation Development Draw a waveform

Mike Wasson-MSFT

There is a DirectShow sample that does this (the drawing part):

http://msdn2.microsoft.com/en-us/library/ms787609.aspx

And for audio capture in DirectShow: http://msdn2.microsoft.com/en-us/library/ms779317.aspx

btw, if you take this route, the DirectShow programming forum is here: http://forums.microsoft.com/MSDN/ShowForum.aspx ForumID=129&SiteID=1

----------------------------------------------------------------------------
Mike Wasson, SDK Documentation
This posting is provided "AS IS" with no warranties, and confers no rights. You assume all risk for your use.

(c) 2007 Microsoft Corporation. All rights reserved.