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CheckMediaType Do we support this type? Provides the default support for 1 type.

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is there a request?

Check streaming status

Check if it's OK to process data

The functions which call this in CTransform are overridden in this class to call CheckInputType with the assumption that the type does not change. In

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after a flush, cancelled i/o will be waiting for collection and release

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this function creates a new instance of the base ITuneRequest* and copies all the values of the current ITuneRequest and sets this to the new one this

this function creates a new instance of the base ITuneRequest* and copies all the values of the current ITuneRequest and sets this to the new one this

dir is the direction of our pin. pReceivePin is the pin we are connecting to.

Convert from RGB24 to YUV420

Helper to convert to VIDEOINFOHEADER2 */

Convert from YUV420 to RGB24

Copy return a pointer to an identical copy of pSample

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