Mike Wasson's Blog
About Media Foundation, DirectShow, and related topics
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Media Foundation SDK Samples on Code Gallery
09 September 09 01:26 PM
We have published all of the Media Foundation samples from the Windows 7 SDK on MSDN Code Gallery. You can find them here: http://code.msdn.microsoft.com/mediafoundation You will still need to download the Windows SDK in order to build the samples.
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Media Foundation: RC Documentation is Live
06 May 09 01:39 PM
The Media Foundation SDK documentation has been updated for the Windows 7 Release Candidate (RC) http://msdn.microsoft.com/en-us/library/ms694197(VS.85).aspx Highlights: Updated MFPlay documentation: http://msdn.microsoft.com/en-us/library/dd389294(VS.85).aspx
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Windows 7 and new Media Foundation features
08 March 09 10:42 PM
Based on a couple of threads in the Media Foundation Development forum, there is some confusion about the status of new Media Foundation features. All of the new features for Media Foundation mentioned here require Windows 7 to run. You can install the
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Introducing the Source Reader
23 February 09 12:35 PM
One of the new features in Media Foundation is the Source Reader. Media Foundation, like DirectShow before it, has focused on the end-to-end pipeline. The application passes in a URL and streaming happens on another thread. The application gives commands
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MSDN TOC issues
28 January 09 11:36 AM
It's been brought to my attention that the MSDN table of contents (TOC) is having some problems, at least in the "Audio and Video" node of the MSDN Library. 1. The TOC for the Media Foundation documentation is out of sync. Anything that is new for Windows
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Introducing MFPlay
18 January 09 02:22 PM
MFPlay is a new high-level playback API for Media Foundation. Previously, to play a file in Media Foundation, the application had to: Use the source resolver to create a media source. Enumerate the streams and find the media types (audio or video). Construct
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Windows 7 SDK
11 January 09 01:02 AM
The Windows SDK for Windows 7 is available for download! http://www.microsoft.com/downloads/details.aspx?FamilyID=a91dc12a-fc94-4027-b67e-46bab7c5226c&DisplayLang=en Updated documentation for Media Foundation is also live on MSDN: http://msdn.microsoft.com/en-us/library/ms694197(VS.85).aspx
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Why won't the VMRPlayer sample play WMV files?
09 July 08 01:43 PM
Depending which version of the SDK you have, if you try to play a WMV file using the VMRPlayer sample, you'll get a message box that says Windows Media files (ASF,WMA,WMV) are not supported by this application And some stuff about a "key provider" and
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Video Test Source Filter
21 April 08 12:32 AM
On MSDN Code Gallery, I have posted a DirectSow source filter that generates video in various formats (RGB and YUV). Originally I wrote this filter in order to pass test video content to the EVR. You can configure the format, including interlacing and
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Recent updates to Media Foundation documentation
22 March 08 01:45 PM
Recent updates to the Media Foundation documentation: I added a topic on DXVA 2.0 Video Processing ( http://msdn2.microsoft.com/en-us/library/cc307964(VS.85).aspx ). We have been expanding the section on the low-level ASF helper objects, particularly
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What is strmbasedu.lib and where did it go?
07 March 08 08:23 AM
Recently I was asked the following (paraphrased): I am trying to build a DirectShow project which I inherited. I get this error: "fatal error LNK1104: cannot open file 'strmbasdU.lib". I am able to build strmbase.lib and strmbasd.lib. What is strmbasdu.lib?
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Async filter sample and AVI files
22 February 08 09:35 AM
The Async filter sample contains the comment " NOTE: This filter does NOT support AVI format. " That's only half true. The Async sample (like the official Async File Source filter) doesn't care about the stream format. It just delivers a stream of bytes.
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Windows SDK for Windows Server 2008
07 February 08 02:13 AM
The Windows SDK for Windows Server 2008 is now available for download . This release contains several new samples for Media Foundation plus one new DirectShow sample. New Media Foundation samples : ASF Parser EVR Presenter MFPlayer Audio MFT MPEG-1 Source
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Async Filter Sample
24 January 08 08:47 PM
I've been looking at the "Async" filter sample for DirectShow, which shows how to implement IAsyncReader. The sample is an odd combination of useful and not-so-useful code. (Or maybe that's not so odd in an SDK sample.) Alessandro Angeli, one of the DirectShow
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What happens to MSDN feedback?
08 January 08 04:54 PM
Somewhere I saw a comment to the effect that MSDN feedback seems to disappear into a black hole. I can't speak for any other documentation teams, but I do look at my MSDN feedback. Most comments fall into one of these categories: Pointing out specific
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