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CSourceStream::GetMediaType (Windows Embedded CE 6.0)

  • Article

1/6/2010

Fills out the fields of the CMediaType object to the supported media type.

Syntax

virtual HRESULT GetMediaType(
  int iPosition,
  CMediaType* pMediaType 
);

virtual HRESULT GetMediaType(
  CMediaType* pMediaType 
);

Parameters

  • iPosition
    Position of the media type within a list of multiple media types. Range is zero through n.
  • pMediaType
    Pointer to a CMediaType object to be set to the requested format.

Return Value

Returns one of the following HRESULT values.

Value Description

Error Code

Media type could not be set.

S_FALSE

Media type exists but is not currently usable.

S_OK

Media type was set.

VFW_S_NO_MORE_ITEMS

End of the list of media types has been reached.

Remarks

This member function sets the requested media type.

If only a single media type is supported, override this member function with the single-parameter definition.

Only the default implementations of the CSourceStream::CheckMediaType and CSourceStream::GetMediaType member functions call the single media type member function.

Override the single-version GetMediaType or the two-parameter version, CheckMediaType.

Requirements

Windows Embedded CE Windows CE 2.12 and later
Note Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements
For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later

See Also

Reference

CSourceStream Class