126 lines
2.4 KiB
C++
126 lines
2.4 KiB
C++
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#include <precomp.h>
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// IID_IProperty
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IID IID_IProperty =
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{ /* 4e94d3e0-793e-11d0-8ef0-00a0c90541f4 */
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0x4e94d3e0,
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0x793e,
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0x11d0,
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{0x8e, 0xf0, 0x00, 0xa0, 0xc9, 0x05, 0x41, 0xf4}
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};
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// default implementations for SetNetworkInterface
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HRESULT STDMETHODCALLTYPE SendMediaStream::SetNetworkInterface(IUnknown *pUnknown)
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{
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HRESULT hr=S_OK;
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IRTPSend *pRTPSend=NULL;
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if (m_DPFlags & DPFLAG_STARTED_SEND)
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{
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return DPR_IO_PENDING; // anything better to return ?
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}
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if (pUnknown != NULL)
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{
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hr = pUnknown->QueryInterface(IID_IRTPSend, (void**)&pRTPSend);
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}
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if (SUCCEEDED(hr))
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{
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if (m_pRTPSend)
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{
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m_pRTPSend->Release();
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}
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m_pRTPSend = pRTPSend;
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ZeroMemory(&m_RTPStats,sizeof(m_RTPStats)); // reset network stats
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}
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return hr;
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}
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HRESULT SendMediaStream::SetFlowSpec()
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{
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HRESULT hr = DPR_NOT_CONFIGURED;
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IRTPSession *pRtpSession;
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if (m_pDP->m_bDisableRSVP)
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return S_OK;
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if ((m_DPFlags & DPFLAG_CONFIGURED_SEND) && (m_pRTPSend))
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{
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m_pRTPSend->QueryInterface(IID_IRTPSession, (void**)&pRtpSession);
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pRtpSession->SetSendFlowspec(&m_flowspec);
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pRtpSession->Release();
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hr = DPR_SUCCESS;
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}
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return hr;
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}
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HRESULT RecvMediaStream::SetFlowSpec()
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{
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HRESULT hr = DPR_NOT_CONFIGURED;
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IRTPSession *pSession=NULL;
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if (m_pDP->m_bDisableRSVP)
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return S_OK;
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if ((m_DPFlags & DPFLAG_CONFIGURED_RECV) && (m_pIRTPRecv))
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{
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// the following is bogus for two reasons
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// 1. when we go multipoint, we really need to set
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// set the WinsockQos based on the total number
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// of incoming sessions.
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// 2. The RTP interfaces will eventually be made
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// so that RTP Session and RTPRecv objects are
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// distinct. So QI will fail.
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hr = m_pIRTPRecv->QueryInterface(IID_IRTPSession, (void**)&pSession);
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if (SUCCEEDED(hr))
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{
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pSession->SetRecvFlowspec(&m_flowspec);
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pSession->Release();
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hr = DPR_SUCCESS;
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}
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}
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return hr;
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}
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HRESULT STDMETHODCALLTYPE RecvMediaStream::SetNetworkInterface(IUnknown *pUnknown)
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{
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HRESULT hr=S_OK;
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IRTPRecv *pRTPRecv=NULL;
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// don't try to do change the RTP interface while in mid-stream
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if (m_DPFlags & DPFLAG_STARTED_RECV)
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{
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return DPR_IO_PENDING; // anything better to return ?
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}
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if (pUnknown)
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{
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hr = pUnknown->QueryInterface(IID_IRTPRecv, (void**)&pRTPRecv);
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}
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if (SUCCEEDED(hr))
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{
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if (m_pIRTPRecv)
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{
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m_pIRTPRecv->Release();
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}
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m_pIRTPRecv = pRTPRecv;
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}
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return hr;
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}
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