Video Test Source Filter

Published 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 PAR, and it has a property page for use with GraphEdit.

https://code.msdn.microsoft.com/Release/ProjectReleases.aspx?ProjectName=mwasson&ReleaseId=939

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# mofo said on April 23, 2008 2:37 PM:

Hello.

Thank you for providing this tool. Sure it can help me understanding video format.

I've got an answer about EVRPresenter sample. Where can i post it? (how to open a discussion on it)

# mofo said on April 23, 2008 2:40 PM:

On my firts post, understand "i've got a question" not a answer...

# MikeWasson said on April 24, 2008 12:16 PM:

You can post it here and I'll see if I can answer it, or you can post it to the Media Foundation programming forum:

http://forums.microsoft.com/MSDN/ShowForum.aspx?ForumID=387&SiteID=1

- Mike

# mofo said on April 25, 2008 8:42 AM:

Hello.

Thank you for answering.

You'll already have answered my Evrpresenter question on media foundation forum.

Evr and media foundation is a very exciting technology for me, quality and performance are very promising.

Ok, i'll have to provide my own Evrpresenter and use Hwnd in the way it will be useful for my aim. Now i know i can take this direction without any problems:

i think i'm going to provide my own interface.

An other question:

i never used swapchain before. To draw d3d objects on to video sample surface, is this the way for ?

- swapchain->drawsample

- swapchain->getbuffer

- device->setrendertarget

- device->beginscene

- draw d3d

- device->endscene

- swapchain->present

# MikeWasson said on April 28, 2008 12:04 PM:

That sounds right - but I haven't tried it.

- Mike

# mofo said on April 28, 2008 2:42 PM:

Yes, it's OK. Thanks.

For sure, I shall have other questions when implementing my own EvrPresenter...

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About MikeWasson

I write SDK documentation for Media Foundation and DirectShow.

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