Re: Insert SmartTee AND control preview and capture independently ?

On Mon, 23 May 2005 10:50:10 -0700, Erwin Bellon wrote:

> I learned from this group that many capture cards cannot simultaneously
> capture and preview in high resolution (see e.g. Alessandro Angeli’s answer
> to a question on 5/8/2005 “record + preview from…”). That makes the preview
> pin on my capture filter useless to me, so I decided to ignore it and instead
> to explicitly insert a smart tee in my graph...

Have you looked at Geraint's GMFBridge and its samples? The GMFBridge
provides a mechanism for independent capture and preview and provides a
sample that does it. http://www.gdcl.co.uk

--
Please read this before replying:
1. Dshow & posting help: http://tmhare.mvps.org/help.htm
2. Trim & respond inline (please don't top post or snip everything)
3. Benefit others: follow up if you are helped or you found a solution
.

Relevant Pages

  • GMFBridge problem
    ... In addition to video preview/capture, I need to capture the audio and play ... -> Bridge Sink ... Here are some code snippets (in C# using DirectShowLib and their GMFBridge ...
    (microsoft.public.win32.programmer.directx.video)
  • GMFBridge pause capture and resume write to same file
    ... modify the capture example in GMFBridge so they could pause the capture ... to pause the capture pin that feeds the AVImux but the AVImux adds blank ... Here is where GMFBridge is found: ...
    (microsoft.public.win32.programmer.directx.video)
  • Re: Error 80040228 during capure
    ... I read on GMFBridge and my question is why should i use other filters ... Is the function Pause() producing ... The thing is that i really need to capture in one file during live ... It's true i have developped this App on Win 2000, DirectX 8.1 and now ...
    (microsoft.public.win32.programmer.directx.video)
  • Re: Error 80040228 during capure
    ... aggain the error pops up and the graph stops? ... Geraint has provided a framework which supports capture graphs with play ... See the GMFBridge and his samples that illustrate ... Note that the capture sample creates ...
    (microsoft.public.win32.programmer.directx.video)
  • Re: MSVidCtl Graph Build Error
    ... In the capture filter, I added a property set for KSPROPSETID_Pin and ... I could have set the pin category to GUID_NULL in the audio out pin ... category on the capture filter's audio out? ...
    (microsoft.public.win32.programmer.directx.video)