Share via

IWMSContext::GetContextType

  • Article

banner art

Previous Next

IWMSContext::GetContextType

The GetContextType method retrieves the type of context.

Syntax

  HRESULT GetContextType(
  WMS_CONTEXT_TYPE*  pType
);

Parameters

pType

[out] Pointer to a WMS_CONTEXT_TYPE enumeration value specifying the type of context. This must be one of the following values.

Value Description
WMS_UNKNOWN_CONTEXT_TYPE The type of the context is unknown.
WMS_SERVER_CONTEXT_TYPE The context contains information about the server.
WMS_USER_CONTEXT_TYPE The context contains information about the client.
WMS_PRESENTATION_CONTEXT_TYPE The context contains information about the content being streamed to clients.
WMS_CONTENT_DESCRIPTION_CONTEXT_TYPE The context contains descriptive information about the content.
WMS_COMMAND_REQUEST_CONTEXT_TYPE The context contains information about client requests.
WMS_COMMAND_RESPONSE_CONTEXT_TYPE The context contains information about server responses to client requests.
WMS_TRANSPORT_SPEC_CONTEXT_TYPE The context contains information about the transport used to deliver the stream, either UDP, TCP, or multicast.
WMS_PACKETIZER_CONTEXT_TYPE The context contains information about data packets.
WMS_CACHE_CONTENT_INFORMATION_CONTEXT_TYPE The context contains information about a cache.
WMS_ARCHIVE_CONTEXT_TYPE The context contains information about an archive.

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.

Return code Number Description
E_POINTER 0x80004003 The pType parameter is NULL.

Example Code

// Declare variables
HRESULT hr = S_OK;
WMS_CONTEXT_TYPE  ct;

// Retrieve the context type.
if (NULL != pContentDescCtx)
{
    hr = pContentDescCtx->GetContextType(&ct);
    if (FAILED(hr)) goto EXIT;
}

EXIT:
    // TODO: Release temporary objects.

Requirements

Header: wmscontext.h.

Library: WMSServerTypeLib.dll.

Platform: Windows Server 2003, Enterprise Edition; Windows Server 2003, Datacenter Edition; Windows Server 2008.

See Also

Previous Next