IWMSPublishingPointCurrentCounters::get_StreamingHTTPPlayers

The get_StreamingHTTPPlayers method retrieves the total number of players receiving streamed content using the HTTP protocol.

HRESULT get_StreamingHTTPPlayers(
  long*  pVal
);

Arguments

pVal

[out] Pointer to a long containing the total number of players.

Return Value

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

Return code

Number

Description

E_POINTER

0x80004003

Indicates that pVal is a NULL pointer argument.

Remarks

Clients that have stopped or paused rendering the stream are not included in the count.

Example

#include <windows.h>
#include <atlbase.h>    // Includes CComVariant.
#include "wmsserver.h"

// Declare variables and interfaces.
IWMSServer                          *pServer;
IWMSPublishingPoints                *pPubPoints;
IWMSPublishingPoint                 *pPubPoint;
IWMSPublishingPointCurrentCounters  *pCurrentCounters;

HRESULT         hr;
CComVariant     varIndex;
long            lCount;
long            lValue;

// Initialize the COM library and retrieve a pointer
// to an IWMSServer interface.
hr = CoInitialize(NULL);
hr = CoCreateInstance(CLSID_WMSServer,
                      NULL,
                      CLSCTX_ALL,
                      IID_IWMSServer,
                      (void **)&pServer);
if (FAILED(hr)) goto EXIT;

// Retrieve a pointer to the IWMSPublishingPoints interface
// and retrieve the total count of publishing points.
hr = pServer->get_PublishingPoints(&pPubPoints);
if (FAILED(hr)) goto EXIT;
hr = pPubPoints->get_Count(&lCount);
if (FAILED(hr)) goto EXIT;
for (long x = 0; x < lCount; x++)
{
    varIndex = x;
    hr = pPubPoints->get_Item(varIndex, &pPubPoint);
    if (FAILED(hr)) goto EXIT;

    // Retrieve a pointer to a list of current statistics
    // for the publishing point.
    hr = pPubPoint->get_CurrentCounters(&pCurrentCounters);
    if (FAILED(hr)) goto EXIT;

    // Retrieve the current number of clients using
    // the HTTP protocol.
    hr = pCurrentCounters->get_StreamingHTTPPlayers(&lValue);
    if (FAILED(hr)) goto EXIT;

    // Release temporary COM objects.
    pPubPoint->Release();
    pCurrentCounters->Release();
}

EXIT:
    // TODO: Release temporary COM objects and uninitialize COM.

Requirements

Header: wmsserver.h.

Library: WMSServerTypeLib.dll.

Platform: Windows ServerĀ 2003 family, Windows ServerĀ 2008 family.

See Also

Reference

IWMSPublishingPointCurrentCounters Interface