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CBasePin::CheckMediaType

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This member function is used to verify whether a media type is supported on a pin.

virtual HRESULT CheckMediaType(
  const CMediaType* pmt
) PURE;

Parameters

  • pmt
    Pointer to a media type object containing the proposed media type.

Return Values

The overriding member function should return S_OK if the proposed media type is accepted; otherwise, it should return an HRESULT failure value, such as S_FALSE.

Remarks

This member function is typically called before calling the CBasePin::SetMediaType member function. It is also called from several other member functions, including CBasePin::ReceiveConnection and CBasePin::QueryAccept.

Requirements

DirectShow applications and DirectShow filters have different include file and link library requirements. See Setting Up the Build Environment for more information.

OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
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Last updated on Wednesday, April 13, 2005

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