IMediaObject::GetInputCurrentType (Compact 2013)
3/26/2014
This method retrieves the media type that was set for an input stream, if any.
Syntax
HRESULT GetInputCurrentType(
DWORD dwInputStreamIndex,
DMO_MEDIA_TYPE* pmt
);
Parameters
- dwInputStreamIndex
Zero-based index of an input stream on the DMO.
- pmt
[out] Pointer to a DMO_MEDIA_TYPE structure allocated by the caller. The method fills the structure with the media type.
Return Value
Returns an HRESULT value. Possible values include the following.
Value |
Description |
---|---|
S_OK |
Success |
Invalid stream index |
|
Media type was not set |
|
E_OUTOFMEMORY |
Insufficient memory |
Remarks
The caller must set the media type for the stream before calling this method. To set the media type, call the IMediaObject::SetInputType method.
If the method succeeds, call MoFreeMediaType to free the format block.
Requirements
Header |
dmo.h |
Library |
Dmoguid.lib |
See Also
Reference
IMediaObject
IMediaObject::SetInputType
MoFreeMediaType
DMO Error Codes
DMO Error Codes
DMO_MEDIA_TYPE