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Thursday, May 28, 2009 5:51 PM

Here is a consolidated list of changes that we can expect for DirectShow Windows 7

Potentially Breaking Change (*IMPORTANT*): Intelligent Connect adds a level of indirection on Win 7 that may have a major impact to DirectShow developers. Starting in Windows 7, DirectShow has a list of preferred filters for certain media subtypes. If
Posted by MediaSDKStuff | 1 Comments
Tuesday, April 07, 2009 6:41 PM

Exception playing .mp3 & .wma files using embedded WMP from .hta files

We recently had an engineer report a strange exception when displaying .hta files via mshta.exe. If you embed the Windows Media Player OCX control (WMP) in a web page and then start playback of a file, you will get an exception like the following: Windows
Posted by MediaSDKStuff | 1 Comments
Tuesday, April 07, 2009 5:25 PM

Playing an MPEG1 file in WMP via HTTP returns the wrong duration

A colleague of mine in Japan recently found this very interesting issue in Windows Media Player (WMP) on Windows XP. From what he found WMP returns the wrong duration value when playing back MPEG1 files via HTTP. This only appears to occur if the file
Posted by MediaSDKStuff | 1 Comments
Friday, October 17, 2008 2:19 PM

Windows Media Player does not negotiate media types for DMO DSP plug-ins on Vista

Here is an interesting issue I ran across writing Windows Media Player (WMP) custom DSP plug-ins. When I am prototyping a new filter or plug-in for DirectShow or WMP, I will usually write my transform’s algorithm using a single format / media type. Once
Posted by MediaSDKStuff | 1 Comments
Friday, September 19, 2008 3:48 PM

Custom DirectShow Audio Renderer hangs playback in Windows Media Player 11

If you write your own DirectShow based Audio Renderer and want it to work inside WM Player 11 don’t derive it from CBaseRenderer. If you use CBaseRenderer, A/V playback in WM Player may hang. Unfortunately it doesn’t hang all the time. The hang usually
Posted by MediaSDKStuff | (Comments Off)
 
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