CPushPinBitmap::GetMediaType - confused...is this a request for info? or stating that this is the format we need u to support?

Question

the CPushPinBitmap::GetMediaType function.

Is this function called to determine what bmp format we support?

Or is it telling our filter, what bmp format we need to support?

Answer 1

http://msdn.microsoft.com/en-us/library/dd375237%28VS.85%29.aspx

CSourceStream::GetMediaType Method

The GetMediaType method retrieves a preferred media type.

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Depending on the number of media types the pin supports , you must override one of these methods:

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http://alax.info/blog/tag/directshow