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hxntsrc.cpp：源码内容

/* ***** BEGIN LICENSE BLOCK *****
* Source last modified: $Id: hxntsrc.cpp,v 1.63.2.4 2004/07/13 17:12:04 ping Exp $
*
*
* The contents of this file, and the files included with this file,
* are subject to the current version of the RealNetworks Public
* Source License (the "RPSL") available at
* http://www.helixcommunity.org/content/rpsl unless you have licensed
* the file under the current version of the RealNetworks Community
* Source License (the "RCSL") available at
* http://www.helixcommunity.org/content/rcsl, in which case the RCSL
* will apply. You may also obtain the license terms directly from
* RealNetworks. You may not use this file except in compliance with
* the RPSL or, if you have a valid RCSL with RealNetworks applicable
* to this file, the RCSL. Please see the applicable RPSL or RCSL for
* the rights, obligations and limitations governing use of the
* contents of the file.
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL") in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your version of
* this file only under the terms of the GPL, and not to allow others
* to use your version of this file under the terms of either the RPSL
* or RCSL, indicate your decision by deleting the provisions above
* and replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient may
* use your version of this file under the terms of any one of the
* RPSL, the RCSL or the GPL.
*
* This file is part of the Helix DNA Technology. RealNetworks is the
* developer of the Original Code and owns the copyrights in the
* portions it created.
*
* This file, and the files included with this file, is distributed
* and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
* KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
* ENJOYMENT OR NON-INFRINGEMENT.
*
* Technology Compatibility Kit Test Suite(s) Location:
* http://www.helixcommunity.org/content/tck
*
* Contributor(s):
*
* ***** END LICENSE BLOCK ***** */
#include "hxcom.h"
#include "hlxclib/stdio.h"
#if defined (_UNIX) || defined (_WIN16)
#include <stdlib.h>
#endif
#include "hxcomm.h"
#include "hxplugn.h"
#include "ihxpckts.h"
#include "hxpends.h"
#include "hxfiles.h"
#include "hxengin.h"
#include "hxcore.h"
#include "hxprefs.h"
#include "hxpref.h"
#include "hxausvc.h"
#include "hxasm.h"
#include "hxauthn.h"
#include "hxgroup.h"
#include "hxsmbw.h"
#include "hxrsdbf.h"
#include "hxmime.h"
#include "hxslist.h"
#include "hxstring.h"
#include "portaddr.h"
#include "chxeven.h"
#include "chxelst.h"
#include "strminfo.h"
#include "hxbsrc.h"
#include "hxsrc.h"
#include "hxntsrc.h"
#include "hxstrm.h"
#include "hxplay.h"
#include "rtspif.h"
#include "hxprotocol.h"
#include "dtrvtcon.h"
#include "rtspprotocol.h"
#if defined(HELIX_FEATURE_PNA)
#include "hxpnapro.h"
#endif /* HELIX_FEATURE_PNA */
#include "rmfftype.h"
#include "prefdefs.h"
#include "plprefk.h"
#include "hxtick.h"
#include "netbyte.h"
#include "hxcom.h"
#include "hxstrutl.h"
#include "ihxpckts.h"
#include "chxpckts.h"
#include "hxmap.h"
#include "hxstat.h"
#include "hxmangle.h"
#include "srcinfo.h"
#include "srcerrs.h"
#include "errdbg.h"
#include "ihxcookies.h"
#include "pacutil.h"
#if defined(HELIX_FEATURE_NETCHECK)
#include "netchck.h"
#endif /* defined(HELIX_FEATURE_NETCHECK) */
#include "hxrasyn.h"
#include "hxaudstr.h"
#include "hxaudses.h"
#include "verutil.h"
#include "hxrendr.h"
#include "hxcleng.h"
#include "wmbufctl.h"
#include "fbbufctl.h"
#include "clntcore.ver"
#include "hxver.h"
#include "hxwinver.h"
#include "hxheap.h"
#ifdef _DEBUG
#undef HX_THIS_FILE
static const char HX_THIS_FILE[] = __FILE__;
#endif
// maximum level of statistics that we wanna send back to the server
#define MAX_STATS_MASK 15 // value from server is a bit field
#define MAX_LOGINFO_LENGTH 2048 // maximum of 2K bytes of statistics
/* RTSP Setup may take a lot ot time */
#define NEW_DEF_SETTINGS_TIMEOUT 3000
#define MINIMUM_TIMEOUT 5
const short int MAX_CLOAK_PORTS = 4;
const UINT16 g_uCloakPorts[MAX_CLOAK_PORTS] = {80, 8080, 554, 7070};
#define CLOAKPORT_URL_OPTION "cloakport"
HXNetSource::HXNetSource() :
m_bLossCorrection (FALSE)
, m_pHost (0)
, m_pPath (NULL)
, m_pResource (0)
, m_uPort (0)
, m_bRTSPProtocol (FALSE)
, m_pProxy (0)
, m_uProxyPort (0)
, m_bUseProxy (FALSE)
, m_pCloakPortList(NULL)
, m_nNumberOfCloakPorts(0)
, m_nCurrPortIdx (0)
, m_uCurrCloakedPort(0)
, m_bUseUDPPort (FALSE)
, m_pProto (0)
, m_ulStartBuffering (0)
, m_bSendStatistics (TRUE)
, m_ulServerTimeOut (90)
, m_ulConnectionTimeout(DEFAULT_CONN_TIMEOUT)
, m_bAtInterrupt (FALSE)
, m_fReBufferPercent ((float)0.)
, m_pProtocolStatus (0)
, m_ulMulticastTimeout (NEW_DEF_SETTINGS_TIMEOUT)
, m_ulUDPTimeout (NEW_DEF_SETTINGS_TIMEOUT)
, m_ulTCPTimeout(NEW_DEF_SETTINGS_TIMEOUT)
, m_ulStartDataWait (0)
, m_ulServerVersion(0)
, m_ulTransportPrefMask(0)
, m_bDataWaitStarted(FALSE)
, m_bConnectionWait(TRUE)
, m_ulFirstDataArrives (0)
, m_uProtocolType(unknownProtocol)
, m_bPerfectPlayPreferenceRead(FALSE)
, m_bPerfectPlayErrorChecked(FALSE)
, m_CurrentTransport(UnknownMode)
, m_PreferredTransport(UnknownMode)
, m_bServerHasPerfectPlay(FALSE)
, m_ulSendStatsMask(0)
, m_ulStatsInterval(0)
, m_bServerHasTransportSwitching (FALSE)
, m_bForcePerfectPlay (FALSE)
, mServerSelRecordSupport(FALSE)
, mInterframeControlSupport(FALSE)
, mServerHasBandwidthReport(FALSE)
, mServerHasFrameControl(FALSE)
, m_bInRetryMode(FALSE)
, m_bPushDownSet(FALSE)
, m_pushDownStatus(PUSHDOWN_NONE)
, m_bRARVSource(FALSE)
, m_bRARVSourceVerified(FALSE)
, m_bBruteForceReconnected(FALSE)
, m_bBruteForceConnectToBeDone(FALSE)
, m_lRAStreamNumber(-1)
, m_pLogInfoList(NULL)
, m_ulLogInfoLength(0)
, m_bResendAuthenticationInfo(FALSE)
, m_bUserHasCalledResume(FALSE)
, m_bUserHasCalledStartInit(FALSE)
, m_bTimeBased(FALSE)
, m_uLastBuffering(0)
, m_uLastStatusCode(HX_STATUS_BUFFERING)
, m_bAltURL(FALSE)
, m_bNoLatency(FALSE)
, m_bNoLatencySet(FALSE)
, m_pCookies(NULL)
, m_pCookies2(NULL)
, m_ulSeekPendingTime(0)
, m_bSeekPending(FALSE)
, m_prefTransportState(PTS_UNKNOWN)
, m_pPreferredTransport(NULL)
, m_pPreferredTransportManager(NULL)
, m_pReconnectCallback(NULL)
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
, m_pStatsCallback(NULL)
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
, m_bAttemptReconnect(TRUE)
, m_pszReconnectServer(NULL)
, m_pszReconnectProxy(NULL)
, m_pszReconnectURL(NULL)
, m_ulReconnectServerPort(0)
, m_ulReconnectProxyPort(0)
, m_pszRedirectServer(NULL)
, m_pszRedirectResource(NULL)
, m_pszRedirectURL(NULL)
, m_ulRedirectServerPort(0)
, m_pPAC(NULL)
, m_pPACInfoList(NULL)
, m_PACInfoPosition(0)
, m_state(NETSRC_READY)
, m_pBufferCtl(NULL)
, m_pWMBufferCtl(NULL)
{
HX_TRACE("HXNetSource::HXNetSource");
memset(m_szUserName, 0, MAX_DISPLAY_NAME);
memset(m_szPassword, 0, MAX_DISPLAY_NAME);
}
HXNetSource::~HXNetSource()
{
DoCleanup();
HX_DELETE(m_pPACInfoList);
HX_VECTOR_DELETE(m_pHost);
HX_VECTOR_DELETE(m_pPath);
HX_VECTOR_DELETE(m_pResource);
HX_VECTOR_DELETE(m_pCloakPortList);
HX_VECTOR_DELETE(m_pszReconnectServer);
HX_VECTOR_DELETE(m_pszReconnectProxy);
HX_VECTOR_DELETE(m_pszReconnectURL);
HX_VECTOR_DELETE(m_pszRedirectServer);
HX_VECTOR_DELETE(m_pszRedirectResource);
HX_VECTOR_DELETE(m_pszRedirectURL);
HX_RELEASE(m_pProtocolStatus);
HX_RELEASE(m_pCookies);
HX_RELEASE(m_pCookies2);
HX_RELEASE(m_pPreferredTransport);
HX_RELEASE(m_pPreferredTransportManager);
HX_RELEASE(m_pPAC);
HX_TRACE("HXNetSource::~HXNetSource");
}
HX_RESULT
HXNetSource::DoCleanup(EndCode endCode)
{
HX_TRACE("HXNetSource::DoCleanup");
if (m_pBufferCtl)
{
m_pBufferCtl->Close();
}
HX_RELEASE(m_pBufferCtl);
HX_RELEASE(m_pWMBufferCtl);
m_srcEndCode = endCode;
#if defined(HELIX_FEATURE_PAC)
if (NETSRC_PACPENDING == m_state)
{
m_state = NETSRC_READY;
m_pPAC->AbortProxyInfo(this);
}
#endif /* HELIX_FEATURE_PAC */
#if defined(HELIX_FEATURE_SMARTERNETWORK)
// notify the failure of transport detection
if (m_pPreferredTransport)
{
m_pPreferredTransport->RemoveTransportSink(this);
if (m_pPlayer && m_pHost && m_prefTransportState != PTS_READY)
{
m_pPreferredTransport->RemoveTransport();
HX_RELEASE(m_pPreferredTransport);
}
}
#endif /* HELIX_FEATURE_SMARTERNETWORK */
// sends the stats
if (m_pProto)
{
// log stop action
LogInformation("STOP", NULL);
if (m_bSendStatistics)
{
m_pProto->send_statistics(m_ulSendStatsMask);
}
}
HXSource::DoCleanup(endCode);
cleanup_proxy();
/* UnRegister any previously registered source */
if (m_pSourceInfo)
{
m_pSourceInfo->UnRegister();
}
// Close down the net connection
if (m_pProto)
{
m_pProto->stop();
HX_RELEASE (m_pProto);
}
// cleanup the log list
if (m_pLogInfoList)
{
while (m_pLogInfoList->GetCount() > 0)
{
char* pszInfo = (char*) m_pLogInfoList->RemoveHead();
delete [] pszInfo;
}
HX_DELETE(m_pLogInfoList);
}
if (m_pReconnectCallback)
{
m_pReconnectCallback->CancelCallback();
HX_RELEASE(m_pReconnectCallback);
}
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
if (m_pStatsCallback)
{
m_pStatsCallback->CancelCallback();
HX_RELEASE(m_pStatsCallback);
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
#if defined(HELIX_FEATURE_PAC)
while (m_pPACInfoList && m_pPACInfoList->GetCount())
{
PACInfo* pPACInfo = (PACInfo*)m_pPACInfoList->RemoveHead();
HX_DELETE(pPACInfo);
}
#endif /* HELIX_FEATURE_PAC */
return HXR_OK;
}
/////////////////////////////////////////////////////////////////////////
// Method:
// IUnknown::QueryInterface
// Purpose:
// Implement this to export the interfaces supported by your
// object.
//
STDMETHODIMP
HXNetSource::QueryInterface(REFIID riid, void** ppvObj)
{
if (HXSource::QueryInterface(riid, ppvObj) == HXR_OK)
{
return HXR_OK;
}
else if (IsEqualIID(riid, IID_IHXRegistryID))
{
AddRef();
*ppvObj = (IHXRegistryID*)this;
return HXR_OK;
}
else if (IsEqualIID(riid, IID_IHXPreferredTransportSink))
{
AddRef();
*ppvObj = (IHXPreferredTransportSink*)this;
return HXR_OK;
}
else if (m_pBufferCtl &&
m_pBufferCtl->QueryInterface(riid, ppvObj) == HXR_OK)
{
return HXR_OK;
}
else if (m_pProto &&
m_pProto->QueryInterface(riid, ppvObj) == HXR_OK)
{
return HXR_OK;
}
else if (m_pPlayer &&
m_pPlayer->QueryInterface(riid, ppvObj) == HXR_OK)
{
return HXR_OK;
}
// we don't have m_pPlayer during AutoConfig
else if (m_pEngine &&
m_pEngine->QueryInterface(riid, ppvObj) == HXR_OK)
{
return HXR_OK;
}
*ppvObj = NULL;
return HXR_NOINTERFACE;
}
/////////////////////////////////////////////////////////////////////////
// Method:
// IUnknown::AddRef
// Purpose:
// Everyone usually implements this the same... feel free to use
// this implementation.
//
STDMETHODIMP_(ULONG32)
HXNetSource::AddRef()
{
return InterlockedIncrement(&m_lRefCount);
}
/////////////////////////////////////////////////////////////////////////
// Method:
// IUnknown::Release
// Purpose:
// Everyone usually implements this the same... feel free to use
// this implementation.
//
STDMETHODIMP_(ULONG32)
HXNetSource::Release()
{
if (InterlockedDecrement(&m_lRefCount) > 0)
{
return m_lRefCount;
}
delete this;
return 0;
}
HX_RESULT
HXNetSource::Setup(const char* host,
const char* resource,
UINT16 port,
BOOL LossCorrection,
const CHXURL* pURL,
BOOL bAltURL)
{
HX_TRACE("HXNetSource::Setup");
HX_RESULT theErr = HXR_OK;
IHXValues* pValues = NULL;
IHXValues* pRequestHeaders = NULL;
IHXBuffer* pBuffer = NULL;
IHXBuffer* pPlayerCookies = NULL;
if (!m_bBruteForceReconnected &&
!m_bReSetup)
{
theErr = SetupRegistry();
if (HXR_OK != theErr)
{
goto cleanup;
}
}
if (!m_bReSetup)
{
m_ulOriginalDelay = m_ulDelay;
}
// Remember whether or not we ask for loss correction!
m_bLossCorrection = LossCorrection;
// delete protocol object if one exists
HX_RELEASE (m_pProto);
m_uProtocolType = pURL->GetProtocol();
if (rtspProtocol == m_uProtocolType || helixSDPProtocol == m_uProtocolType)
{
m_bRTSPProtocol = TRUE;
m_ulSendStatsMask = MAX_STATS_MASK;
/* Perfect Play Always supported iin RTSP,
* till we add some preference to disable it.
*/
BOOL bSupported = TRUE;
SetOption(HX_PERFECTPLAY_SUPPORTED, &bSupported);
}
if (helixSDPProtocol != m_uProtocolType)
{
// get out immediately if we have bogus parameters
if(!host || !*host)
{
theErr = HXR_INVALID_URL_HOST;
goto cleanup;
}
if(!theErr && (!resource || !*resource))
{
theErr = HXR_INVALID_URL_PATH;
goto cleanup;
}
if (m_pHost != host)
{
HX_VECTOR_DELETE(m_pHost);
m_pHost = new char[::strlen(host) + 1];
if (!m_pHost)
{
theErr = HXR_OUTOFMEMORY;
goto cleanup;
}
::strcpy(m_pHost, host); /* Flawfinder: ignore */
}
if(m_pResource != resource)
{
HX_VECTOR_DELETE(m_pResource);
m_pResource = new char[::strlen(resource) + 1];
if (!m_pResource)
{
theErr = HXR_OUTOFMEMORY;
goto cleanup;
}
::strcpy(m_pResource, resource); /* Flawfinder: ignore */
}
}
if (m_pURL != pURL)
{
HX_DELETE(m_pURL);
m_pURL = new CHXURL(*pURL);
if (!m_pURL)
{
theErr = HXR_OUTOFMEMORY;
goto cleanup;
}
HX_VECTOR_DELETE(m_pszURL);
m_pszURL = new char[::strlen(m_pURL->GetURL()) + 1];
if (!m_pszURL)
{
theErr = HXR_OUTOFMEMORY;
goto cleanup;
}
::strcpy(m_pszURL, m_pURL->GetURL()); /* Flawfinder: ignore */
}
m_uPort = port;
HX_VECTOR_DELETE(m_pPath);
pValues = m_pURL->GetProperties();
if (pValues &&
HXR_OK == pValues->GetPropertyBuffer(PROPERTY_PATH, pBuffer) && pBuffer)
{
StrAllocCopy(m_pPath, (char*)pBuffer->GetBuffer());
}
HX_RELEASE(pBuffer);
HX_RELEASE(pValues);
// save parameters for use with different protocols.
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
// save URL to the registry
if (m_pStats)
{
m_pStats->m_pSourceName->SetStr((char*)pURL);
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
// set request
m_bAltURL = bAltURL;
SetRequest(m_pURL, bAltURL);
if (!m_pCookies && HXR_OK != m_pEngine->QueryInterface(IID_IHXCookies, (void**)&m_pCookies))
{
m_pCookies = NULL;
}
if (!m_pCookies2 && HXR_OK != m_pEngine->QueryInterface(IID_IHXCookies2, (void**)&m_pCookies2))
{
m_pCookies2 = NULL;
}
if (m_pCookies || m_pCookies2)
{
if (HXR_OK == m_pRequest->GetRequestHeaders(pRequestHeaders) && pRequestHeaders)
{
HX_RESULT res = HXR_FAIL;
if(m_pCookies2)
res = m_pCookies2->GetCookies(m_pHost, m_pPath, pBuffer, pPlayerCookies);
else if(m_pCookies)
res = m_pCookies->GetCookies(m_pHost, m_pPath, pBuffer);
if (HXR_OK == res && pBuffer)
{
pRequestHeaders->SetPropertyCString("Cookie", pBuffer);
if(pPlayerCookies)
{
pRequestHeaders->SetPropertyCString("PlayerCookie", pPlayerCookies);
}
}
HX_RELEASE(pBuffer);
HX_RELEASE(pPlayerCookies);
}
}
HX_RELEASE(pRequestHeaders);
#if defined(HELIX_FEATURE_SMARTERNETWORK)
if (!m_pPreferredTransportManager &&
HXR_OK != m_pEngine->QueryInterface(IID_IHXPreferredTransportManager,
(void**)&m_pPreferredTransportManager))
{
theErr = HXR_FAILED;
goto cleanup;
}
#endif /* HELIX_FEATURE_SMARTERNETWORK */
// Read all relevant preferences...
theErr = ReadPreferences();
// either we will wait for the first source to negotiate the transport
// then connect the remaining sources
// or we are initiating PAC(ProxyAutoConfig)
if (HXR_WOULD_BLOCK == theErr)
{
theErr = HXR_OK;
}
else if (HXR_OK == theErr)
{
theErr = FinishSetup();
}
cleanup:
return theErr;
}
HX_RESULT
HXNetSource::FinishSetup()
{
HX_RESULT rc = HXR_OK;
BOOL bSDPInitiated = FALSE;
CHXString pString;
// start off with the preferred protocol
rc = CreateProtocol();
if (HXR_OK != rc)
{
goto cleanup;
}
rc = InitializeProtocol();
if (HXR_OK != rc)
{
goto cleanup;
}
if (helixSDPProtocol == m_uProtocolType)
{
bSDPInitiated = TRUE;
CHXURL::decodeURL(m_pURL->GetEscapedURL(), pString);
HX_VECTOR_DELETE(m_pResource);
m_pResource = new char[pString.GetLength() - 9];
::strcpy(m_pResource, (const char*)pString + 10);
}
rc = m_pProto->setup(m_pHost,
m_pResource,
m_uPort,
m_bLossCorrection,
(HTTPCloakMode == m_CurrentTransport)?TRUE:FALSE,
bSDPInitiated,
m_uCurrCloakedPort);
// Mask this error
// Let the _ProcessIdle() determine whether ReportError() or
// TransportSwitching for HXR_BAD_TRANSPORT
if(rc == HXR_BLOCK_CANCELED || rc == HXR_BAD_TRANSPORT)
{
rc = HXR_OK;
}
if (HXR_OK != rc)
{
mLastError = rc;
goto cleanup;
}
// create log info list
m_pLogInfoList = new CHXSimpleList;
m_ulLogInfoLength = 0;
// start time of this source
m_ulSourceStartTime = HX_GET_TICKCOUNT();
if (m_pBufferCtl)
{
m_pBufferCtl->Close();
}
HX_RELEASE(m_pBufferCtl);
HX_RELEASE(m_pWMBufferCtl);
#ifdef HELIX_FEATURE_FEEDBACK_BUFFER_CONTROL
m_pBufferCtl = new HXFeedbackBufferControl();
#else
m_pBufferCtl = new HXWatermarkBufferControl();
#endif /* HELIX_FEATURE_FEEDBACK_BUFFER_CONTROL */
if (m_pBufferCtl)
{
m_pBufferCtl->AddRef();
m_pBufferCtl->QueryInterface(IID_IHXWatermarkBufferControl,
(void**)&m_pWMBufferCtl);
m_pBufferCtl->Init((IUnknown*)(IHXStreamSource*)this);
if (m_pWMBufferCtl)
{
m_pWMBufferCtl->SetSource(this);
}
}
cleanup:
if (HXR_OK != rc)
{
HX_RELEASE(m_pProto);
}
return rc;
}
HX_RESULT
HXNetSource::DoSeek(ULONG32 seekTime)
{
HX_TRACE("HXNetSource::DoSeek");
BOOL bSeekInsideRecordControl = FALSE;
if ((!m_pProto && m_state != NETSRC_RECONNECTPENDING) ||
(mLiveStream && !m_bPlayFromRecordControl && m_bSourceEnd))
{
return HXR_OK;
}
// log seek action
LogInformation("SEEK", NULL);
if (seekTime >= m_ulDelay)
{
seekTime -= m_ulDelay;
m_bDelayed = FALSE;
}
else
{
seekTime = 0;
/* This source has not been even started yet...
* Do not attempt to seek it if the start time = 0
*/
if (m_bDelayed && m_ulStartTime == 0 && !m_bSourceEnd)
{
// will start pre-fetch again in TryResume()
if (!m_bIsPreBufferingDone)
{
m_bIsPreBufferingStarted = FALSE;
// will be registered again in DoResume() or TryResume()
if (m_pSourceInfo)
{
m_pSourceInfo->UnRegister();
}
}
return HXR_OK;
}
m_bDelayed = TRUE;
}
/* Add any start time to seek time */
seekTime += m_ulStartTime;
/* Are we seeking past the last expected packet time?
* If so, don't bother... and mark this source as done
*/
HX_ASSERT(m_llLastExpectedPacketTime <= MAX_UINT32);
// XXX HP make sure the source has been initialized otherwise
// m_llLastExpectedPacketTime could be 0 and we could falsely
// mark the source ended
if (m_bInitialized && !mLiveStream && seekTime >= m_llLastExpectedPacketTime)
{
if (m_pSourceInfo && m_pSourceInfo->m_bSeekToLastFrame)
{
seekTime = INT64_TO_ULONG32(m_llLastExpectedPacketTime);
}
else
{
m_bSourceEnd = TRUE;
m_bForcedSourceEnd = TRUE;
AdjustClipBandwidthStats(FALSE);
#if defined(HELIX_FEATURE_RECORDCONTROL)
if (m_pRecordControl)
{
m_pRecordControl->Seek(seekTime);
}
#endif /* HELIX_FEATURE_RECORDCONTROL*/
goto cleanup;
}
}
// workaround for b#42118 for older servers(<= RealServer8.0 Gold)
// server sends no more streamdone when reaching the endtime if seek
// is occurred after streamdone has been sent. fix has been made in the latest server
if (m_bSourceEnd && m_bCustomEndTime && m_pProto && m_pProto->GetRDTFeatureLevel() < 2)
{
m_bRTSPRuleFlagWorkAround = TRUE;
}
if (mLiveStream)
{
seekTime += m_ulFirstPacketTime;
}
#if defined(HELIX_FEATURE_RECORDCONTROL)
if (m_pRecordControl && m_pRecordControl->Seek(seekTime) == HXR_OK &&
m_bPlayFromRecordControl)
{
bSeekInsideRecordControl = TRUE;
}
else
#endif /* HELIX_FEATURE_RECORDCONTROL */
{
m_ulSeekPendingTime = seekTime;
m_bSeekPending = TRUE;
if(m_pProto)
m_pProto->seek(seekTime, seekTime, FALSE);
if (mLiveStream)
{
seekTime = 0;
}
m_bSourceEnd = FALSE;
m_bForcedSourceEnd = FALSE;
STREAM_INFO* pStreamInfo = NULL;
CHXMapLongToObj::Iterator lStreamIterator = mStreamInfoTable->Begin();
for (; lStreamIterator != mStreamInfoTable->End(); ++lStreamIterator)
{
pStreamInfo = (STREAM_INFO*) (*lStreamIterator);
pStreamInfo->ResetPreReconnectEventList();
}
}
// initiating reconnect NOW ...
if (NETSRC_RECONNECTPENDING == m_state)
{
m_state = NETSRC_RECONNECTFORCED;
if (m_pReconnectCallback)
{
m_pReconnectCallback->CancelCallback();
}
StartReconnect();
}
m_uLastBuffering = 0;
m_bInitialBuffering = TRUE;
m_bIsPreBufferingStarted = FALSE;
m_bIsPreBufferingDone = FALSE;
m_pushDownStatus = PUSHDOWN_NONE;
if (m_pBufferCtl)
{
m_pBufferCtl->OnSeek();
}
// Buffer manager needs to know whether we seek inside the RecordControl
// to not reset variables related to stream completeness.
m_pBufferManager->DoSeek(seekTime, bSeekInsideRecordControl);
cleanup:
return HXR_OK;
}
HX_RESULT
HXNetSource::DoPause(void)
{
HX_TRACE("HXNetSource::DoPause");
if (!m_pProto || m_bPaused)
{
return HXR_OK;
}
// log pause action
LogInformation("PAUSE", NULL);
m_pBufferManager->DoPause();
if (m_pBufferCtl)
{
m_pBufferCtl->OnPause();
}
m_bPaused = TRUE;
if (m_bPlayFromRecordControl && !m_bDelayed)
{
return HXR_OK;
}
/* Do not call pause if the source has ended. In RTSP, if the transport
* is paused, it does not give us any packets. We would never issue a
* resume since the source has ended and this would result in starting
* the playback without giving any packets to the renderer if the preroll
* of the renderer happens to be zero.(like RealText).
*/
/* Call Pause even after source is done. This is to keep track
* of Accounting information on the server side for PPV content
* The only time we do not issue a pause is if we have internally
* stopped the stream because of a end/dur tag.
*
* RTSP transport has been fixed so that it returns packets even
* in a paused state. So the bug reported above should not occur.
* Moreover, we now call protocol Resume even if the source is done.
* So the transport should never be really in a Paused state when
* we need to read packets.
*/
if (!m_bForcedSourceEnd)
{
m_pProto->pause();
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
if (m_pStatsCallback)
{
m_pStatsCallback->PauseCallback();
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
}
return HXR_OK;
}
HX_RESULT
HXNetSource::StartInitialization(void)
{
if (m_pProto)
{
m_bUserHasCalledStartInit = TRUE;
m_pBufferManager->DoResume();
if (m_pSourceInfo)
{
m_pSourceInfo->Resumed();
/* This is temporary. The source MUST be registered by this point.
* Fix it after B1.
* For now, added a work around
* - Rahul
*/
if (!m_pSourceInfo->IsRegistered() && m_pSourceInfo->IsActive())
{
m_pSourceInfo->Register();
if (m_pPlayer)
{
m_pPlayer->RegisterSourcesDone();
}
}
}
SetNoLatency();
HX_ASSERT(m_llLastExpectedPacketTime <= MAX_UINT32);
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
if (m_bSendStatistics && m_ulStatsInterval > 0)
{
if (!m_pStatsCallback)
{
m_pStatsCallback = new ReconnectCallback(this, TRUE);
m_pStatsCallback->AddRef();
}
if (m_pStatsCallback->IsPaused())
{
m_pStatsCallback->ResumeCallback();
}
else
{
m_pStatsCallback->ScheduleCallback(m_ulStatsInterval);
}
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
return m_pProto->resume(INT64_TO_UINT32(m_llLastExpectedPacketTime));
}
return HXR_OK;
}
HX_RESULT
HXNetSource::DoResume(void)
{
HX_TRACE("HXNetSource::DoResume");
HX_RESULT theErr = HXR_OK;
/* This may happen if a new source is added from SMIL renderer during
* initialization of exisitng sources. We will eventually call Resume
* on this source once it is initialized in SourceInfo::ProcessIdle
*/
if (!m_bInitialized)
{
return HXR_OK;
}
m_bUserHasCalledResume = TRUE;
// log resume action
LogInformation("Resume", NULL);
if(m_pBufferManager && !m_bSourceEnd && CanBeResumed())
{
m_pBufferManager->DoResume();
}
/* Call Resume even after source is done. This is to keep track
* of Accounting information on the server side for PPV content
* Only if we have forced a source end because of end/dur tag
* or because of seeking past source's duration in SMIL,
* we do not send Pause/Resume to the server
*/
if (!m_pProto || (!m_bPaused && !m_bFirstResume))
{
return HXR_OK;
}
if(m_bPlayFromRecordControl && !m_bDelayed && !m_bFirstResume && !m_bResumePending)
{
m_bPaused = FALSE;
return HXR_OK;
}
if (m_bSourceEnd || CanBeResumed())
{
m_bResumePending = FALSE;
HX_ASSERT(m_pSourceInfo);
if (!m_bSourceEnd)
{
/* This is temporary. This assert is currently tripping...
* Ideally, it should not. Fix it after B1.
* For now, added a work around
* - Rahul
*/
// HX_ASSERT(!m_pSourceInfo || m_pSourceInfo->IsRegistered() || !m_pSourceInfo->IsActive());
if (m_pSourceInfo && !m_pSourceInfo->IsRegistered() && m_pSourceInfo->IsActive())
{
m_pSourceInfo->Register();
if (m_pPlayer)
{
m_pPlayer->RegisterSourcesDone();
}
}
SetNoLatency();
if (m_bBruteForceReconnected && m_bSeekPending)
{
theErr = m_pProto->seek(m_ulSeekPendingTime);
}
HX_ASSERT(INT64_TO_ULONG32(m_llLastExpectedPacketTime) <= MAX_UINT32);
theErr = m_pProto->resume(INT64_TO_UINT32(m_llLastExpectedPacketTime));
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
if (m_bSendStatistics && m_ulStatsInterval > 0)
{
if (!m_pStatsCallback)
{
m_pStatsCallback = new ReconnectCallback(this, TRUE);
m_pStatsCallback->AddRef();
}
if (m_pStatsCallback->IsPaused())
{
m_pStatsCallback->ResumeCallback();
}
else
{
m_pStatsCallback->ScheduleCallback(m_ulStatsInterval);
}
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
}
// resume the audio streams if the source is added
// while the player is in play
// CAUTION: this will cause rewind in audio service
if (m_bFirstResume &&
IsPlaying() &&
(m_state == NETSRC_READY) &&
m_pPlayer && m_ulDelay <= m_pPlayer->GetInternalCurrentPlayTime())
{
ResumeAudioStreams();
}
m_bFirstResume = FALSE;
m_bPaused = FALSE;
if (m_pSourceInfo)
{
m_pSourceInfo->Resumed();
}
if (m_pBufferCtl)
{
m_pBufferCtl->OnResume();
}
}
if (!m_bIsActive && !m_bDelayed && m_pPlayer &&
m_pPlayer->GetInternalCurrentPlayTime() >= m_ulDelay)
{
AdjustClipBandwidthStats(TRUE);
}
return theErr;
}
/************************************************************************
* Method:
* IHXPendingStatus::GetStatus
* Purpose:
* Called by the user to get the current pending status from an object
*/
STDMETHODIMP
HXNetSource::GetStatus
(
REF(UINT16) uStatusCode,
REF(IHXBuffer*) pStatusDesc,
REF(UINT16) ulPercentDone
)
{
HX_RESULT rc = HXR_OK;
UINT16 buffer = 100;
UINT16 statusCode = HX_STATUS_READY;
UINT16 percentDone = 0;
/* Default values*/
uStatusCode = statusCode;
pStatusDesc = NULL;
ulPercentDone = buffer;
UINT16 uSrcPercentDone = 100;
UINT16 uSrcStatusCode = HX_STATUS_READY;
if (m_bDelayed)
{
goto cleanup;
}
#if defined(HELIX_FEATURE_TURBOPLAY)
if (m_bFastStart &&
m_bRARVSource &&
(!m_pSourceInfo || !m_pSourceInfo->m_bIsPersistentSource))
{
if (HXR_OK == IsFaststartPushdownFullfilled(uStatusCode, ulPercentDone))
{
goto cleanup;
}
}
#endif /* HELIX_FEATURE_TURBOPLAY */
if (m_bSourceEnd)
{
if (!IsRebufferDone())
{
uStatusCode = HX_STATUS_BUFFERING;
ulPercentDone = 99;
}
else
{
if (m_bInitialBuffering)
{
InitialBufferingDone();
}
m_uLastBuffering = 100;
uStatusCode = HX_STATUS_READY;
}
goto cleanup;
}
if (m_bInitialized)
{
m_pBufferManager->GetStatus(uSrcStatusCode, pStatusDesc, uSrcPercentDone);
statusCode = uSrcStatusCode;
buffer = uSrcPercentDone;
}
else
{
buffer = 0;
statusCode = HX_STATUS_INITIALIZING;
percentDone = 0;
uStatusCode = statusCode;
pStatusDesc = NULL;
ulPercentDone = buffer;
}
#ifdef _RAHULDEBUG
{
char str[255]; /* Flawfinder: ignore */
::sprintf(str, "GetStatus: BufMgr %u ", buffer); /* Flawfinder: ignore */
OutputDebugString(str);
}
#endif
if (buffer > 100)
buffer = 0;
/* If we have not yet received a single packet, do not claim to
* be done with buffering. This is needed to correctyl playback sparse
* datatypes with no preroll.
*/
if (!m_bReceivedData && buffer == 100)
{
buffer = 99;
}
/* We only aggregate buffering from a lower level if we are in a buffering mode.
* Reason: Once the initial bufering is done, we go in buffering more ONLY IF the
* renderer tells us that it is in a panic state and we run out of packets.
*/
if (buffer == 100 && !m_bInitialBuffering)
{
// Rebuffer requested by the Renderer might not be
// done yet
if (!IsRebufferDone())
{
uStatusCode = HX_STATUS_BUFFERING;
ulPercentDone = 99;
}
else
{
uStatusCode = HX_STATUS_READY;
}
goto cleanup;
}
if (HX_STATUS_CONTACTING == statusCode)
{
uStatusCode = HX_STATUS_CONTACTING;
ulPercentDone = 0;
}
else if (HX_STATUS_READY == statusCode && 100 == buffer)
{
uStatusCode = HX_STATUS_READY;
ulPercentDone = 0;
}
else if (HX_STATUS_INITIALIZING == statusCode || HX_STATUS_INITIALIZING == uStatusCode)
{
uStatusCode = HX_STATUS_BUFFERING;
ulPercentDone = 0;
}
else
{
uStatusCode = HX_STATUS_BUFFERING;
ulPercentDone = buffer;
}
if (uStatusCode == HX_STATUS_BUFFERING && m_uLastBuffering < 100)
{
if (ulPercentDone < m_uLastBuffering)
{
ulPercentDone = m_uLastBuffering;
}
else
{
m_uLastBuffering = ulPercentDone;
}
}
if (m_bInitialBuffering && HX_STATUS_READY == uStatusCode)
{
InitialBufferingDone();
m_uLastBuffering = 100;
}
/* If we had a delayed start, we do not want to show that we are
* in buffering state UNLESS it is really time to give out packets
* and we do not have any.
*/
if (m_bInitialized && m_ulDelay > 0 && m_pPlayer &&
uStatusCode == HX_STATUS_BUFFERING &&
ulPercentDone < 100)
{
UINT32 ulCurrentTime = m_pPlayer->GetInternalCurrentPlayTime();
if ((ulCurrentTime+MIN_BUFFERTIME_BEFORE_DELAY) < m_ulDelay)
{
ulPercentDone = 100;
}
}
cleanup:
if (m_pBufferCtl)
{
if ((HX_STATUS_READY == m_uLastStatusCode) &&
(HX_STATUS_BUFFERING == uStatusCode))
{
UINT32 ulRemainToBufferInMs = 0;
UINT32 ulRemainToBuffer = 0;
if (m_pBufferManager)
{
m_pBufferManager->GetRemainToBuffer(ulRemainToBufferInMs,
ulRemainToBuffer);
}
m_pBufferCtl->OnBuffering(ulRemainToBufferInMs, ulRemainToBuffer);
}
else if ((HX_STATUS_BUFFERING == m_uLastStatusCode) &&
(HX_STATUS_READY == uStatusCode))
{
m_pBufferCtl->OnBufferingDone();
}
}
m_uLastStatusCode = uStatusCode;
if (m_bFastStart && !m_turboPlayStats.bBufferDone && HX_STATUS_READY == uStatusCode)
{
m_turboPlayStats.bBufferDone = TRUE;
m_turboPlayStats.ulBufferedTime = CALCULATE_ELAPSED_TICKS(m_ulStartDataWait, HX_GET_TICKCOUNT());
}
return rc;
}
BOOL
HXNetSource::CanBeFastStarted(void)
{
// In low heap mode we always want TurboPlay off.
#if defined(HELIX_FEATURE_TURBOPLAY)
HXStream* pStream = NULL;
CHXSimpleList::Iterator i;
m_bFastStart = TRUE;
if (FALSE == m_pPlayer->CanBeFastStarted(m_pSourceInfo))
{
m_turboPlayStats.tpOffReason = m_pPlayer->m_turboPlayOffReason;
m_bFastStart = FALSE;
goto cleanup;
}
// no faststart on non-RTSP protocol
if (!m_bRTSPProtocol)
{
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s,"(%p)Not RTSP - TurboPlay Off", this));
m_turboPlayStats.tpOffReason = TP_OFF_BY_NONRTSP;
m_bFastStart = FALSE;
goto cleanup;
}
// faststart can be disabled by the server
if (TURBO_PLAY_OFF == m_serverTurboPlay)
{
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s,"(%p)Disabled By Server - TurboPlay Off", this));
m_turboPlayStats.tpOffReason = TP_OFF_BY_SERVER;
m_bFastStart = FALSE;
goto cleanup;
}
// no faststart on live source served from >= 9.0 server which get
// rid of the ring buffer by default
if (mLiveStream && HX_GET_MAJOR_VERSION(m_ulServerVersion) >= 9 &&
(TURBO_PLAY_ON != m_serverTurboPlay))
{
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s,"(%p)Live From Server(>=9) - TurboPlay Off", this));
m_turboPlayStats.tpOffReason = TP_OFF_BY_LIVE;
m_bFastStart = FALSE;
goto cleanup;
}
// no faststart on ROB presentation
if (m_pPlayer->m_pEngine->m_lROBActive > 0)
{
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s,"(%p)ROB Presentation - TurboPlay Off", this));
m_turboPlayStats.tpOffReason = TP_OFF_BY_ROB;
m_bFastStart = FALSE;
goto cleanup;
}
if (m_bFastStart)
{
if (!m_bRARVSourceVerified)
{
m_bRARVSourceVerified = TRUE;
m_bRARVSource = IsRARVSource();
}
EnterFastStart();
}
cleanup:
return m_bFastStart;
#else
return FALSE;
#endif /* HELIX_FEATURE_TURBOPLAY */
}
HX_RESULT
HXNetSource::IsFaststartPushdownFullfilled(REF(UINT16) uStatusCode,
REF(UINT16) ulPercentDone)
{
#if defined(HELIX_FEATURE_TURBOPLAY)
HX_RESULT rc = HXR_OK;
UINT32 ulWaitTime = 0;
UINT32 ulPlayerTime = 0;
UINT32 ulDiff = 0;
UINT32 ulPushdownMS = 0;
UINT32 ulNumFrames =0;
CHXAudioStream* pCHXAudioStream = NULL;
CHXAudioSession* pAudioSession = NULL;
HXStream* pStream = NULL;
HXAudioData audioData;
IUnknown* pUnknown = NULL;
IHXMediaPushdown* pMediaPushdown = NULL;
UINT32 ulAudioPushDownThreshold;
UINT32 ulVideoPushDownThreshold;
CHXSimpleList::Iterator i;
uStatusCode = HX_STATUS_READY;
ulPercentDone = 100;
if (PUSHDOWN_ALL_DONE == m_pushDownStatus)
{
return rc;
}
if (!m_pPlayer)
{
return HXR_FAILED;
}
// compute our thresholds
// I know peice wise defined functions are LAME!!
// hello patel, this type of code is for you!
if (m_maxPossibleAccelRatio > 3.9)
{
ulAudioPushDownThreshold = m_ulTurboPushDown / 2;
ulVideoPushDownThreshold = 4;
}
else if (m_maxPossibleAccelRatio > 2.5)
{
ulAudioPushDownThreshold = (ULONG32) (m_ulTurboPushDown / 1.7);
ulVideoPushDownThreshold = 8;
}
else
{
ulAudioPushDownThreshold = (ULONG32) (m_ulTurboPushDown / 1.6);
ulVideoPushDownThreshold = 12;
}
if (!(PUSHDOWN_AUDIO_DONE & m_pushDownStatus))
{
#if defined(HELIX_FEATURE_AUDIO)
if (!m_pAudioStreamList)
{
CollectAudioStreams(m_pAudioStreamList);
}
if (m_pAudioStreamList && m_pAudioStreamList->GetCount())
{
memset(&audioData, 0, sizeof(HXAudioData));
ulPlayerTime = m_pPlayer->GetCurrentPlayTime();
if (mLiveStream)
{
ulPlayerTime += m_ulFirstPacketTime;
}
for(i = m_pAudioStreamList->Begin(); i != m_pAudioStreamList->End(); ++i)
{
pCHXAudioStream = (CHXAudioStream*)*i;
pCHXAudioStream->Write(&audioData);
// check audio push down
if (!m_bPushDownSet)
{
m_bPushDownSet = TRUE;
if (pCHXAudioStream && pCHXAudioStream->m_Owner)
{
pAudioSession = pCHXAudioStream->m_Owner->GetOwner();
}
if (pAudioSession && m_ulTurboPushDown < 2000)
{
pAudioSession->SetAudioPushdown(m_ulTurboPushDown);
}
}
// For live, ulPlayerTime could be > audioData.ulAudioTime if
// the renderer hasn't send 1st audio packet to the audio stream
if (audioData.ulAudioTime >= ulPlayerTime)
{
ulDiff = audioData.ulAudioTime - ulPlayerTime;
}
if (ulDiff >= ulAudioPushDownThreshold)
{
m_pushDownStatus = (PushDownStatus)(m_pushDownStatus | PUSHDOWN_AUDIO_DONE);
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)AudioPushDown Satisfied %lu %lu", this, ulDiff, ulAudioPushDownThreshold));
break;
}
}
}
// no audio stream
else
#endif /* HELIX_FEATURE_AUDIO */
{
m_pushDownStatus = (PushDownStatus)(m_pushDownStatus | PUSHDOWN_AUDIO_DONE);
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)AudioPushDown Satisfied(no audio)", this));
}
}
if (!(PUSHDOWN_VIDEO_DONE & m_pushDownStatus))
{
// check video push down
for (i = m_HXStreamList.Begin(); i != m_HXStreamList.End(); ++i)
{
pStream = (HXStream*) (*i);
// there should be 1 renderer per stream
if (HXR_OK == pStream->GetRenderer(0, pUnknown))
{
if (HXR_OK == pUnknown->QueryInterface(IID_IHXMediaPushdown, (void**)&pMediaPushdown))
{
if (pStream->m_bPostSeekToBeSent)
{
goto cleanup;
}
pMediaPushdown->GetCurrentPushdown(ulPushdownMS, ulNumFrames);
// check to see if we are using G2 video
if (pMediaPushdown->IsG2Video())
{
if (ulNumFrames < 9 && ulNumFrames < ulVideoPushDownThreshold)
{
goto cleanup;
}
}
else
{
if (ulNumFrames < ulVideoPushDownThreshold)
{
goto cleanup;
}
}
}
HX_RELEASE(pMediaPushdown);
}
HX_RELEASE(pUnknown);
}
m_pushDownStatus = (PushDownStatus)(m_pushDownStatus | PUSHDOWN_VIDEO_DONE);
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)VideoPushDown Satisfied %lu %lu", this, ulNumFrames, ulVideoPushDownThreshold));
}
// Milko wants to make it such that TimeStampDelivered
// IsTimeStampDelivery
cleanup:
HX_RELEASE(pMediaPushdown);
HX_RELEASE(pUnknown);
if (PUSHDOWN_ALL_DONE == m_pushDownStatus)
{
if (m_bInitialBuffering)
{
InitialBufferingDone();
}
m_uLastBuffering = 100;
m_ulTurboStartActiveTime = HX_GET_TICKCOUNT();
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)TURBO Started", this));
}
else
{
uStatusCode = HX_STATUS_BUFFERING;
ulPercentDone = 0;
// we switch to the normal status calculation if
// we detect the TurboPlay takes unreasonable amount of time to start(>8s)
ulWaitTime = CALCULATE_ELAPSED_TICKS(m_ulStartDataWait, HX_GET_TICKCOUNT());
if (ulWaitTime >= 8000)
{
rc = HXR_FAILED;
}
}
return rc;
#else
return HXR_NOTIMPL;
#endif /* HELIX_FEATURE_TURBOPLAY */
}
BOOL
HXNetSource::IsRARVSource(void)
{
#if defined(HELIX_FEATURE_TURBOPLAY)
BOOL bResult = TRUE;
IHXBuffer* pMimeType = NULL;
STREAM_INFO* pStreamInfo = NULL;
CHXMapLongToObj::Iterator lStreamIterator = mStreamInfoTable->Begin();
for (; lStreamIterator != mStreamInfoTable->End(); ++lStreamIterator)
{
pStreamInfo = (STREAM_INFO*) (*lStreamIterator);
if (pStreamInfo->m_pHeader &&
HXR_OK == pStreamInfo->m_pHeader->GetPropertyCString("MimeType", pMimeType))
{
const char* pszMimeType = (const char*)pMimeType->GetBuffer();
// all "-encrypted" mimetypes should have been stripped in FixUpMime()
if (strcmp(pszMimeType, REALMEDIA_MIME_TYPE) != 0 &&
strcmp(pszMimeType, REALAUDIO_MIME_TYPE) != 0 &&
strcmp(pszMimeType, REALVIDEO_MIME_TYPE) != 0 &&
strcmp(pszMimeType, REALAUDIO_MULTIRATE_MIME_TYPE) != 0 &&
strcmp(pszMimeType, REALAUDIO_MULTIRATE_LIVE_MIME_TYPE) != 0 &&
strcmp(pszMimeType, REALVIDEO_MULTIRATE_MIME_TYPE) != 0)
{
bResult = FALSE;
break;
}
}
HX_RELEASE(pMimeType);
}
HX_RELEASE(pMimeType);
return bResult;
#else
return FALSE;
#endif /* HELIX_FEATURE_TURBOPLAY */
}
UINT16
HXNetSource::GetNumStreams(void)
{
HX_ASSERT(m_bInitialized);
return m_uNumStreams;
}
HX_RESULT
HXNetSource::GetStreamInfo(ULONG32 ulStreamNumber,
STREAM_INFO*& theStreamInfo)
{
HX_RESULT theErr = HXR_OK;
STREAM_INFO* pStreamInfo = NULL;
STREAM_STATS* pStreamStats = NULL;
if (!mStreamInfoTable->Lookup((LONG32)ulStreamNumber, (void *&)pStreamInfo))
{
theErr = HXR_INVALID_PARAMETER;
}
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
if (m_pProto && HXR_OK == m_pProto->GetStreamStatistics(ulStreamNumber, &pStreamStats))
{
pStreamInfo->m_pStats = pStreamStats;
if (!pStreamInfo->m_pStats)
{
return HXR_UNEXPECTED;
}
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
theStreamInfo = pStreamInfo;
return theErr;
}
HX_RESULT
HXNetSource::GetEvent(UINT16 usStreamNumber, CHXEvent*& pEvent)
{
HX_TRACE("HXNetSource::GetEvent");
if (!m_bPlayFromRecordControl)
{
HX_RESULT nResult = GetEventFromProtocol(usStreamNumber, pEvent);
#if defined(HELIX_FEATURE_RECORDCONTROL)
// Case of record-only RecordControl (no playback support).
if (pEvent && m_pRecordControl)
{
m_pRecordControl->OnPacket(pEvent->GetPacket(), pEvent->GetTimeOffset());
}
#endif /* HELIX_FEATURE_RECORDCONTROL */
return nResult;
}
pEvent = NULL;
HX_RESULT nResult = HXR_OK;
STREAM_INFO* pStreamInfo = NULL;
if (!mStreamInfoTable->Lookup((LONG32) usStreamNumber, (void *&) pStreamInfo))
{
HX_ASSERT(FALSE);
return HXR_INVALID_PARAMETER;
}
if (pStreamInfo->m_bReconnectToBeDone)
{
CHXEventList* pEventList = &pStreamInfo->m_EventList;
if (pEventList->GetNumEvents())
pEvent = pEventList->RemoveHead();
return pEvent ? HXR_OK : HXR_NO_DATA;
}
return GetEventFromRecordControl(usStreamNumber, pEvent);
}
HX_RESULT
HXNetSource::GetEventFromRecordControl(UINT16 usStreamNumber, CHXEvent*& pEvent)
{
#if defined(HELIX_FEATURE_RECORDCONTROL)
if(!m_bPlayFromRecordControl)
return HXR_UNEXPECTED;
HX_ASSERT(m_pRecordControl);
pEvent = NULL;
IHXPacket* pPacket = NULL;
HX_RESULT nResult = m_pRecordControl->GetPacket(usStreamNumber, pPacket);
STREAM_INFO* pStreamInfo = NULL;
mStreamInfoTable->Lookup((LONG32) usStreamNumber, (void *&) pStreamInfo);
if(nResult == HXR_OK)
{
UINT32 ulEventTime = 0;
if (pStreamInfo)
{
if (!CanSendToDataCallback(pPacket))
{
UINT32 ulLastPkt =
pStreamInfo->BufferingState().LastPacketTimestamp();
// Use timestamp from the last packet
ulEventTime = AdjustEventTime(pStreamInfo, ulLastPkt);
}
else
{
ulEventTime = AdjustEventTime(pStreamInfo, pPacket->GetTime());
/* Update buffering info and stats */
DataCallback(pPacket);
}
}
pEvent = new CHXEvent(pPacket, 0);
HX_RELEASE(pPacket);
if(!pEvent)
return HXR_FAILED;
pEvent->SetTimeStartPos(ulEventTime);
pEvent->SetTimeOffset(m_ulStartTime - m_ulDelay);
}
else
{
if(nResult == HXR_NO_DATA && (m_bSourceEnd || pStreamInfo->m_bSrcStreamDone))
nResult = HXR_AT_END;
if(nResult == HXR_NO_DATA && m_pBufferManager)
{
UINT32 ulRemainToBufferInMs = 0;
UINT32 ulRemainToBuffer = 0;
m_pBufferManager->GetRemainToBuffer(ulRemainToBufferInMs, ulRemainToBuffer);
if (ulRemainToBufferInMs || ulRemainToBuffer)
{
nResult = HXR_BUFFERING;
}
else if (pStreamInfo->m_unNeeded > 0 &&
pStreamInfo->m_unNeeded != pStreamInfo->m_unAvailable)
{
nResult = HXR_BUFFERING;
m_uLastBuffering = 0;
m_pBufferManager->ReBuffer();
}
}
}
return nResult;
#else
return HXR_NOTIMPL;
#endif /* HELIX_FEATURE_RECORDCONTROL */
}
HX_RESULT
HXNetSource::GetEventFromProtocol(UINT16 usStreamNumber, CHXEvent*& pEvent)
{
HX_RESULT theErr = HXR_OK;
UINT32 ulEventTime = 0;
UINT32 ulRemainToBufferInMs = 0;
UINT32 ulRemainToBuffer = 0;
IHXPacket* pPacket = NULL;
STREAM_INFO* pStreamInfo = NULL;
CHXEvent* pTempEvent = NULL;
CHXEventList* pEventList = NULL;
CHXSimpleList::Iterator lIter;
pEvent = NULL;
if (!m_bInitialized && m_state == NETSRC_READY)
{
return HXR_NO_DATA;
}
if (m_bPaused && m_bDelayed)
{
if (TryResume() && m_pPlayer)
{
m_pPlayer->RegisterSourcesDone();
DoResume();
}
else
{
return HXR_NO_DATA;
}
}
/* give some time to the net object...*/
theErr = _ProcessIdle();
if (theErr)
{
return theErr;
}
if (!mStreamInfoTable->Lookup((LONG32) usStreamNumber, (void *&) pStreamInfo))
{
HX_ASSERT(FALSE);
return HXR_INVALID_PARAMETER;
}
if (pStreamInfo->m_bReconnectToBeDone)
{
pEventList = &pStreamInfo->m_EventList;
if (pEventList->GetNumEvents() && !m_bPlayFromRecordControl)
{
pEvent = pEventList->RemoveHead();
//{FILE* f1 = ::fopen("c:\temp\reconnect.txt", "a+"); ::fprintf(f1, "GetEventFromPreReconnectt%lut%lun", usStreamNumber, pEvent->GetPacket()->GetTime());::fclose(f1);}
}
if (m_pProto)
{
while (TRUE)
{
theErr = m_pProto->GetEvent(usStreamNumber, pTempEvent);
if (theErr)
{
// Mask off any non-crucial errors
switch (theErr)
{
case HXR_AT_END:
case HXR_NO_DATA:
case HXR_BUFFERING:
theErr = HXR_OK;
break;
default:
break;
}
// if there is still an error, it needs to be reported
if (theErr)
{
return theErr;
}
break;
}
HX_ASSERT(pTempEvent);
if (!pStreamInfo->m_pPosReconnectEventList)
{
pStreamInfo->m_pPosReconnectEventList = new CHXEventList;
}
//{FILE* f1 = ::fopen("c:\temp\reconnect.txt", "a+"); ::fprintf(f1, "AddEventToPosReconnectt%lut%lun", usStreamNumber, pTempEvent->GetPacket()->GetTime());::fclose(f1);}
pStreamInfo->m_pPosReconnectEventList->InsertEvent(pTempEvent);
}
ProcessReconnect(pStreamInfo);
}
}
else
{
pEventList = pStreamInfo->m_pPosReconnectEventList;
if (pEventList && pEventList->GetNumEvents())
{
pEvent = pEventList->RemoveHead();
//{FILE* f1 = ::fopen("c:\temp\reconnect.txt", "a+"); ::fprintf(f1, "GetEventFromPosReconnectt%lut%lun", usStreamNumber, pEvent->GetPacket()->GetTime());::fclose(f1);}
}
if (!pEvent && m_pProto)
{
while (TRUE)
{
theErr = m_pProto->GetEvent(usStreamNumber, pEvent);
if (theErr)
{
// Mask off any non-crucial errors
switch (theErr)
{
case HXR_AT_END:
case HXR_NO_DATA:
case HXR_BUFFERING:
theErr = HXR_OK;
break;
default:
break;
}
// if there is still an error, it needs to be reported
if (theErr)
{
return theErr;
}
break;
}
HX_ASSERT(pEvent);
if (!pStreamInfo->m_ulReconnectOverlappedPackets)
{
break;
}
//{FILE* f1 = ::fopen("c:\temp\reconnect.txt", "a+"); ::fprintf(f1, "DeleteEvent(overlapped)t%lut%lun", usStreamNumber, pEvent->GetPacket()->GetTime());::fclose(f1);}
HX_DELETE(pEvent);
pStreamInfo->m_ulReconnectOverlappedPackets--;
}
if (pEvent)
{
//{FILE* f1 = ::fopen("c:\temp\reconnect.txt", "a+"); ::fprintf(f1, "GetEventFromTransportt%lut%lun", usStreamNumber, pEvent->GetPacket()->GetTime());::fclose(f1);}
}
}
if (pEvent)
{
AddToPreReconnectEventList(pStreamInfo, pEvent);
}
}
if (pEvent)
{
pPacket = pEvent->GetPacket();
if (pPacket)
{
if (!m_bPlayFromRecordControl &&
CanSendToDataCallback(pPacket)&& !pEvent->IsPreSeekEvent())
{
/* Update buffering info and stats */
DataCallback(pPacket);
}
if (pPacket->IsLost())
{
UINT32 ulLastPkt =
pStreamInfo->BufferingState().LastPacketTimestamp();
// Use timestamp from the last packet
ulEventTime = AdjustEventTime(pStreamInfo, ulLastPkt);
}
else
{
ulEventTime = AdjustEventTime(pStreamInfo, pPacket->GetTime());
}
pEvent->SetTimeStartPos(ulEventTime);
}
pEvent->SetTimeOffset(m_ulStartTime - m_ulDelay);
}
else if (m_bSourceEnd || pStreamInfo->m_bSrcStreamDone)
{
theErr = HXR_AT_END;
}
else
{
if(m_bPlayFromRecordControl)
{
theErr = HXR_NO_DATA;
}
else
{
m_pBufferManager->GetRemainToBuffer(ulRemainToBufferInMs, ulRemainToBuffer);
if (ulRemainToBufferInMs || ulRemainToBuffer)
{
theErr = HXR_BUFFERING;
}
else if (pStreamInfo->m_unNeeded > 0 &&
pStreamInfo->m_unNeeded != pStreamInfo->m_unAvailable)
{
theErr = HXR_BUFFERING;
m_uLastBuffering = 0;
m_pBufferManager->ReBuffer();
}
else
{
theErr = HXR_NO_DATA;
}
}
}
if (m_pBufferCtl)
{
if (theErr == HXR_BUFFERING)
{
/* Make sure we have not paused the server when we are in a
* buffering state
*/
m_pBufferCtl->OnBuffering(ulRemainToBufferInMs, ulRemainToBuffer);
}
else if (theErr == HXR_AT_END)
{
m_pBufferCtl->OnClipEnd();
}
}
#ifdef LOSS_HACK
if (m_ulLossHack > 0 && ((UINT32) (rand() % 100) < m_ulLossHack) &&
!theErr && pEvent && !(pEvent->GetPacket())->IsLost())
{
GenerateFakeLostPacket(pEvent);
/* Update the stats */
pStreamInfo->m_ulLost++;
}
#endif /* LOSS_HACK */
return theErr;
}
void
HXNetSource::ReBuffer()
{
UINT32 ulRemainToBufferInMs = 0;
UINT32 ulRemainToBuffer = 0;
m_pBufferManager->GetRemainToBuffer(ulRemainToBufferInMs,
ulRemainToBuffer);
// DEBUG_OUT(m_pPlayer, DOL_GENERIC, (s,
// "Rebuffer %p CurrentTime: %lu RemainMs: %lu RemainBytes: %lu", this,
// HX_GET_TICKCOUNT(), ulRemainToBufferInMs, ulRemainToBuffer));
if (ulRemainToBufferInMs == 0 &&
ulRemainToBuffer == 0)
{
m_uLastBuffering = 0;
m_pBufferManager->ReBuffer();
}
}
HX_RESULT
HXNetSource::UpdateRegistry(UINT32 ulRegistryID)
{
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
HX_RESULT theErr = HXR_OK;
UINT32 ulRepeatedRegistryID = 0;
UINT32 ulRegId = 0;
char szRegName[MAX_DISPLAY_NAME] = {0}; /* Flawfinder: ignore */
IHXBuffer* pParentName = NULL;
IHXBuffer* pRepeatRegName = NULL;
STREAM_INFO* pStreamInfo = NULL;
SOURCE_STATS* pNewStats = NULL;
CHXMapLongToObj::Iterator ndxStream;
m_ulRegistryID = ulRegistryID;
if (!m_pStats)
{
// XXX HP, Hummmmmmmm ....
HX_ASSERT(FALSE);
SetupRegistry();
}
else if (m_ulRegistryID != m_pStats->m_ulRegistryID)
{
#if defined(HELIX_FEATURE_SMIL_REPEAT)
// repeated source
if (!m_pSourceInfo->m_bLeadingSource ||
m_pSourceInfo->m_pRepeatList)
{
if (m_pStatsManager)
{
m_pStatsManager->UpdateRegistry(m_ulRegistryID);
}
else if (m_pRegistry &&
HXR_OK == m_pRegistry->GetPropName(m_pPlayer->m_ulRepeatedRegistryID, pRepeatRegName))
{
SafeSprintf(szRegName, MAX_DISPLAY_NAME, "%s.%ld%ld%ld",
pRepeatRegName->GetBuffer(),
m_pSourceInfo->m_uGroupID,
m_pSourceInfo->m_uTrackID,
(int)m_pSourceInfo->m_bLeadingSource);
ulRepeatedRegistryID = m_pRegistry->GetId(szRegName);
if (!ulRepeatedRegistryID)
{
ulRepeatedRegistryID = m_pRegistry->AddComp(szRegName);
}
m_pStatsManager = new StatsManager(m_pRegistry, m_ulRegistryID, ulRepeatedRegistryID);
m_pStatsManager->AddRef();
pNewStats = new SOURCE_STATS(m_pRegistry, ulRepeatedRegistryID);
}
else
{
// why stats' creation failed??
HX_ASSERT(FALSE);
}
HX_RELEASE(pRepeatRegName);
}
// normal source
else
#endif /* HELIX_FEATURE_SMIL_REPEAT */
{
pNewStats = new SOURCE_STATS(m_pRegistry, m_ulRegistryID);
}
if (pNewStats && m_pPlayer)
{
*pNewStats = *m_pStats;
ndxStream = mStreamInfoTable->Begin();
for(; ndxStream != mStreamInfoTable->End(); ++ndxStream)
{
pStreamInfo = (STREAM_INFO*) (*ndxStream);
if (m_pRegistry &&
pNewStats &&
HXR_OK == m_pRegistry->GetPropName(pNewStats->m_ulRegistryID, pParentName))
{
SafeSprintf(szRegName, MAX_DISPLAY_NAME, "%s.Stream%ld", pParentName->GetBuffer(),
pStreamInfo->m_uStreamNumber);
ulRegId = m_pRegistry->GetId(szRegName);
if (!ulRegId)
{
ulRegId = m_pRegistry->AddComp(szRegName);
}
if(m_pProto)
m_pProto->UpdateRegistry(pStreamInfo->m_uStreamNumber, ulRegId);
}
HX_RELEASE(pParentName);
}
HX_DELETE(m_pStats);
m_pStats = pNewStats;
}
}
return theErr;
#else
return HXR_NOTIMPL;
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
}
void
HXNetSource::LeavePrefetch(void)
{
#if defined(HELIX_FEATURE_PREFETCH)
m_bPrefetch = FALSE;
if (m_pProto)
{
m_pProto->LeavePrefetch();
}
// send prefetch notification so that SMIL
// renderer can resolve the duration on this prefetch track
if (m_pSourceInfo)
{
m_pPlayer->PrefetchTrackDone(m_pSourceInfo->m_uGroupID,
m_pSourceInfo->m_uTrackID,
HXR_OK);
}
#endif /* HELIX_FEATURE_PREFETCH */
return;
}
void
HXNetSource::EnterFastStart(void)
{
#if defined(HELIX_FEATURE_TURBOPLAY)
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)Enter TurboPlay", this));
m_bFastStart = TRUE;
if (m_pProto)
{
m_pProto->EnterFastStart();
}
#endif /* HELIX_FEATURE_TURBOPLAY */
return;
}
void
HXNetSource::LeaveFastStart(TurboPlayOffReason leftReason)
{
#if defined(HELIX_FEATURE_TURBOPLAY)
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)Leave TurboPlay", this));
m_turboPlayStats.tpOffReason = leftReason;
m_bFastStart = FALSE;
if (m_pProto)
{
m_pProto->LeaveFastStart();
}
#endif /* HELIX_FEATURE_TURBOPLAY */
return;
}
BOOL
HXNetSource::IsPrefetchEnded(void)
{
#if defined(HELIX_FEATURE_PREFETCH)
BOOL bResult = FALSE;
UINT16 uStreamDone = 0;
UINT32 ulNumBytes = 0;
INT64 llLowestTimestamp = MAX_UINT32;
INT64 llHighestTimestamp = 0;
CHXMapLongToObj::Iterator lStreamIterator = mStreamInfoTable->Begin();
for (; lStreamIterator != mStreamInfoTable->End(); ++lStreamIterator)
{
STREAM_INFO* pStreamInfo = (STREAM_INFO*) (*lStreamIterator);
UINT16 uStreamNumber = pStreamInfo->m_uStreamNumber;
INT64 llStreamLowestTimestamp = 0;
INT64 llStreamHighestTimestamp = 0;
UINT32 ulStreamNumBytes = 0;
BOOL bStreamDone = FALSE;
GetCurrentBuffering(uStreamNumber,
llStreamLowestTimestamp,
llStreamHighestTimestamp,
ulStreamNumBytes,
bStreamDone);
if (llLowestTimestamp > llStreamLowestTimestamp)
{
llLowestTimestamp = llStreamLowestTimestamp;
}
if (llHighestTimestamp < llStreamHighestTimestamp)
{
llHighestTimestamp = llStreamHighestTimestamp;
}
ulNumBytes += ulStreamNumBytes;
if (bStreamDone)
{
uStreamDone++;
}
}
// prefetch done once we have cached all the data
if (uStreamDone == mStreamInfoTable->GetCount())
{
bResult = TRUE;
}
// verify the status of prefetch based on prefetch type/value
else
{
switch (m_prefetchType)
{
case PrefetchTime:
if (llHighestTimestamp - llLowestTimestamp >= m_ulPrefetchValue)
{
bResult = TRUE;
}
break;
case PrefetchTimePercent:
// convert to PrefetchTime
m_prefetchType = PrefetchTime;
m_ulPrefetchValue = (UINT32)(m_ulOriginalDuration * m_ulPrefetchValue / 100.0);
break;
case PrefetchBytes:
if (ulNumBytes >= m_ulPrefetchValue)
{
bResult = TRUE;
}
break;
case PrefetchBytesPercent:
// convert to PrefetchBytes
m_prefetchType = PrefetchBytes;
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
m_ulPrefetchValue = (UINT32)(m_pStats->m_pClipBandwidth->GetInt() * m_ulOriginalDuration * m_ulPrefetchValue / 800.0);
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
break;
case PrefetchBandwidth:
// no bandwidth control for PNA
if (!m_bRTSPProtocol)
{
bResult = TRUE;
}
else
{
IHXThinnableSource* pThin = NULL;
if (m_pProto &&
HXR_OK == m_pProto->QueryInterface(IID_IHXThinnableSource, (void **)&pThin))
{
pThin->SetDeliveryBandwidth(m_ulPrefetchValue, 0);
}
HX_RELEASE(pThin);
// change the prefetch type so we only SetDeliveryBandwidth once
m_prefetchType = PrefetchUnknown;
m_ulPrefetchValue = 0;
}
break;
case PrefetchBandwidthPercent:
{
// convert to PrefetchBandwidth
m_prefetchType = PrefetchBandwidth;
// get total bandwidth from the preferences
UINT32 ulBandwidth = 0;
if (HXR_OK == ReadPrefINT32(m_pPreferences, "Bandwidth", ulBandwidth))
{
m_ulPrefetchValue = (UINT32)(ulBandwidth * m_ulPrefetchValue / 100.0);
}
}
break;
case PrefetchMaxAllowedPlus1:
// what's this???
break;
default:
break;
}
}
return bResult;
#else
return TRUE;
#endif /* HELIX_FEATURE_PREFETCH */
}
HX_RESULT
HXNetSource::UpdateStatistics(void)
{
#if defined(HELIX_FEATURE_STATS) && defined(HELIX_FEATURE_REGISTRY)
ULONG32 ulSourceTotal = 0;
ULONG32 ulSourceReceived = 0;
ULONG32 ulSourceNormal = 0;
UINT32 ulSourceTotal30 = 0;
UINT32 ulSourceLost30 = 0;
ULONG32 ulSourceRecovered = 0;
ULONG32 ulSourceDuplicate = 0;
ULONG32 ulSourceOutOfOrder = 0;
ULONG32 ulSourceLost = 0;
ULONG32 ulSourceLate = 0;
ULONG32 ulSourceResendRequested = 0;
ULONG32 ulSourceResendReceived = 0;
ULONG32 ulSourceBandwidth = 0;
ULONG32 ulSourceCurBandwidth = 0;
ULONG32 ulSourceAvgBandwidth = 0;
INT32 lAvgLatency = 0;
INT32 lHighLatency = 0;
INT32 lLowLatency = 0xFFFF;
IHXStatistics* pStatistics = NULL;
if (!m_bInitialized)
{
return HXR_OK;
}
if (m_pProto && HXR_OK == m_pProto->QueryInterface(IID_IHXStatistics, (void**) &pStatistics))
{
pStatistics->UpdateStatistics();
pStatistics->Release();
pStatistics = NULL;
}
CHXMapLongToObj::Iterator lStreamIterator = mStreamInfoTable->Begin();
for (; lStreamIterator != mStreamInfoTable->End(); ++lStreamIterator)
{
ULONG32 ulStreamNumber = 0;
STREAM_INFO* pStreamInfo = (STREAM_INFO*) (*lStreamIterator);
STREAM_STATS* pStreamStats = NULL;
if (m_pProto && HXR_OK == m_pProto->GetStreamStatistics((ULONG32) pStreamInfo->m_uStreamNumber, &pStreamStats))
{
if (!pStreamStats || !pStreamStats->m_bInitialized)
{
continue;
}
ulSourceTotal += pStreamStats->m_pTotal->GetInt();
ulSourceReceived += pStreamStats->m_pReceived->GetInt();
ulSourceNormal += pStreamStats->m_pNormal->GetInt();
ulSourceRecovered += pStreamStats->m_pRecovered->GetInt();
ulSourceDuplicate += pStreamStats->m_pDuplicate->GetInt();
ulSourceOutOfOrder += pStreamStats->m_pOutOfOrder->GetInt();
ulSourceLost += pStreamStats->m_pLost->GetInt();
ulSourceLate += pStreamStats->m_pLate->GetInt();
ulSourceResendRequested += pStreamStats->m_pResendRequested->GetInt();
ulSourceResendReceived += pStreamStats->m_pResendReceived->GetInt();
if (m_ulLossHack > 0 && pStreamInfo->m_ulLost > 0)
{
ulSourceReceived -= pStreamInfo->m_ulLost;
ulSourceNormal -= pStreamInfo->m_ulLost;
ulSourceLost += pStreamInfo->m_ulLost;
pStreamStats->m_pReceived->SetInt((INT32) ulSourceReceived);
pStreamStats->m_pNormal->SetInt((INT32) ulSourceNormal);
pStreamStats->m_pLost->SetInt((INT32) ulSourceLost);
}
ulSourceTotal30 += pStreamStats->m_pTotal30->GetInt();
ulSourceLost30 += pStreamStats->m_pLost30->GetInt();
ulSourceAvgBandwidth += pStreamStats->m_pAvgBandwidth->GetInt();
ulSourceCurBandwidth += pStreamStats->m_pCurBandwidth->GetInt();
ulSourceBandwidth += pStreamStats->m_pClipBandwidth->GetInt();
lAvgLatency += pStreamStats->m_pAvgLatency->GetInt();
if (lHighLatency < pStreamStats->m_pHighLatency->GetInt())
{
lHighLatency = pStreamStats->m_pHighLatency->GetInt();
}
if (lLowLatency > pStreamStats->m_pLowLatency->GetInt())
{
lLowLatency = pStreamStats->m_pLowLatency->GetInt();
}
}
}
if (m_bSourceEnd)
{
ulSourceCurBandwidth = 0;
ulSourceAvgBandwidth = 0;
}
if (m_pStats->m_pNormal) m_pStats->m_pNormal->SetInt((INT32)ulSourceNormal);
if (m_pStats->m_pRecovered) m_pStats->m_pRecovered->SetInt((INT32)ulSourceRecovered);
if (m_pStats->m_pDuplicate) m_pStats->m_pDuplicate->SetInt((INT32)ulSourceDuplicate);
if (m_pStats->m_pOutOfOrder) m_pStats->m_pOutOfOrder->SetInt((INT32)ulSourceOutOfOrder);
if (m_pStats->m_pReceived) m_pStats->m_pReceived->SetInt((INT32)ulSourceReceived);
if (m_pStats->m_pLost) m_pStats->m_pLost->SetInt((INT32)ulSourceLost);
if (m_pStats->m_pLate) m_pStats->m_pLate->SetInt((INT32)ulSourceLate);
if (m_pStats->m_pTotal) m_pStats->m_pTotal->SetInt((INT32)ulSourceTotal);
if (m_pStats->m_pTotal30) m_pStats->m_pTotal30->SetInt((INT32)ulSourceTotal30);
if (m_pStats->m_pLost30) m_pStats->m_pLost30->SetInt((INT32)ulSourceLost30);
if (m_pStats->m_pResendRequested) m_pStats->m_pResendRequested->SetInt((INT32)ulSourceResendRequested);
if (m_pStats->m_pResendReceived) m_pStats->m_pResendReceived->SetInt((INT32)ulSourceResendReceived);
if (m_pStats->m_pClipBandwidth) m_pStats->m_pClipBandwidth->SetInt((INT32)ulSourceBandwidth);
if (m_pStats->m_pCurBandwidth) m_pStats->m_pCurBandwidth->SetInt((INT32)ulSourceCurBandwidth);
if (m_pStats->m_pAvgBandwidth) m_pStats->m_pAvgBandwidth->SetInt((INT32)ulSourceAvgBandwidth);
if (m_pStats->m_pAvgLatency) m_pStats->m_pAvgLatency->SetInt((INT32)lAvgLatency);
if (m_pStats->m_pHighLatency) m_pStats->m_pHighLatency->SetInt((INT32)lHighLatency);
if (m_pStats->m_pLowLatency) m_pStats->m_pLowLatency->SetInt((INT32)lLowLatency);
// XXXHP: we should only update these info. once
// update transport mode
switch (m_CurrentTransport)
{
case UnknownMode:
m_pStats->m_pTransportMode->SetStr("Unknown");
break;
case MulticastMode:
if (helixSDPProtocol == m_uProtocolType)
{
m_pStats->m_pTransportMode->SetStr("Scalable Multicast");
}
else
{
m_pStats->m_pTransportMode->SetStr("Multicast");
}
break;
case UDPMode:
m_pStats->m_pTransportMode->SetStr("UDP");
break;
case TCPMode:
m_pStats->m_pTransportMode->SetStr("TCP");
break;
case HTTPCloakMode:
if (m_bRTSPProtocol)
{
m_pStats->m_pTransportMode->SetStr("RTSPvHTTP");
}
else
{
m_pStats->m_pTransportMode->SetStr("PNAvHTTP");
}
break;
default:
break;
}
// update buffering mode(local machine)
if (m_pStats->m_pBufferingMode)
{
if (m_bForcePerfectPlay && m_bPerfectPlay)
{
if (m_bCannotBufferEntireClip)
{
m_pStats->m_pBufferingMode->SetInt(BUFFERED_PLAY_NOT_ENTIRE_CLIP);
}
else
{
m_pStats->m_pBufferingMode->SetInt(BUFFERED_PLAY);
}
}
else if (m_bPerfectPlay)
{
if (m_bCannotBufferEntireClip)
{
m_pStats->m_pBufferingMode->SetInt(PERFECT_PLAY_NOT_ENTIRE_CLIP);
}
else
{
m_pStats->m_pBufferingMode->SetInt(PERFECT_PLAY);
}
}
else if (m_bBufferedPlay)
{
m_pStats->m_pBufferingMode->SetInt(BUFFERED_PLAY);
}
else
{
m_pStats->m_pBufferingMode->SetInt(NORMAL_PLAY);
}
}
#endif /* HELIX_FEATURE_STATS && HELIX_FEATURE_REGISTRY */
return HXR_OK;
}
HX_RESULT
HXNetSource::_ProcessIdle(BOOL atInterrupt)
{
HX_RESULT theErr = HXR_OK;
UINT32 ulAlert = 0;
const char* pszAlert = NULL;
if (m_bLocked)
{
return HXR_OK;
}
theErr = _ProcessIdleExt(atInterrupt);
if (HXR_ABORT == theErr)
{
return HXR_OK;
}
m_bLocked = TRUE;
if (m_bRedirectPending && !m_bPartOfNextGroup)
{
m_bRedirectPending = FALSE;
HX_ASSERT(m_pszRedirectURL);
theErr = m_pSourceInfo->HandleRedirectRequest(m_pszRedirectURL);
HX_VECTOR_DELETE(m_pszRedirectURL);
goto exit;
}
switch (m_state)
{
case NETSRC_PACREADY:
case NETSRC_TRANSPORTREADY:
m_state = NETSRC_READY;
theErr = FinishSetup();
goto exit;
break;
case NETSRC_PACPENDING:
case NETSRC_TRANSPORTPENDING:
goto exit;
break;
default:
break;
}
if (!m_pProto)
{
goto exit;
}
#ifdef _MACINTOSH
if (m_bBruteForceConnectToBeDone)
{
BOOL bAtInterrupt = FALSE;
IHXInterruptState* pInterruptState = NULL;
if (m_pEngine &&
m_pEngine->QueryInterface(IID_IHXInterruptState, (void**) &pInterruptState) == HXR_OK)
{
bAtInterrupt = pInterruptState->AtInterruptTime();
HX_RELEASE(pInterruptState);
}
if (!bAtInterrupt)
{
m_bBruteForceConnectToBeDone = FALSE;
theErr = handleTransportSwitch();
}
goto exit;
}
#endif
if (m_bBruteForceReconnected && m_bInitialized)
{
/* If user has not called DoResume yet, do not call it here */
if (m_bUserHasCalledResume)
{
if (CanBeResumed())
{
if (m_pSourceInfo)
{
m_pSourceInfo->Register();
}
if (m_pPlayer)
{
m_pPlayer->RegisterSourcesDone();
}
DoResume();
}
}
else if (m_bUserHasCalledStartInit)
{
StartInitialization();
}
m_bBruteForceReconnected = FALSE;
}
if (atInterrupt)
{
m_bAtInterrupt = TRUE;
theErr = m_pProto->process_idle(TRUE);
m_bAtInterrupt = FALSE;
}
else
{
BOOL bAlreadySwitchedPorts = FALSE;
theErr = m_pProto->process_idle(FALSE);
if (!theErr && mLastError)
{
theErr = mLastError;
}
if (m_bInitialized &&
m_bPerfectPlay &&
!m_bPerfectPlayErrorChecked)
{
m_bPerfectPlayErrorChecked = TRUE;
if(!m_bServerHasPerfectPlay)
{
theErr = HXR_PERFECTPLAY_NOT_SUPPORTED;
}
else
{
// Check for attempt to use perfect play on live stream...
if (mLiveStream)
{
theErr = HXR_NO_LIVE_PERFECTPLAY;
}
// we will not allow perfect play if perfect play bit is NOT set.
if(!m_bPerfectPlayAllowed)
{
theErr = HXR_PERFECTPLAY_NOT_ALLOWED;
}
}
}
if (theErr == HXR_UNEXPECTED_STREAM_END)
{
theErr = AttemptReconnect();
mLastError = theErr;
}
// handle HXR_REDIRECTION explicitly
if (theErr == HXR_REDIRECTION)
{
// determine whether it's too late to do redirect within the same
// source - any redirect received before SetupResponse received is OK
// since we haven't initialized all the renderers yet
//
// we used to decide upon m_bReceivedHeader which is set within
// HandleDescribeResponse, we now enlarge the window a bit by
// deciding upon m_bInitialized which is set within HandleSetupResponse
if (!m_bInitialized)
{
// redirect at source level
// we don't need to tear down the source since we
// haven't receive any headers yet
m_CurrentTransport = UnknownMode;
mLastError = HXR_OK;
DeleteStreamTable();
theErr = handleRedirect();
}
else if (m_pSourceInfo && m_pszRedirectURL)
{
if (m_bPartOfNextGroup)
{
m_bRedirectPending = TRUE;
}
else
{
// too late to do the Redirect at source level
// let the player to handle it
theErr = m_pSourceInfo->HandleRedirectRequest(m_pszRedirectURL);
}
}
}
else if (!m_bReceivedData && theErr)
{
// NOTE: Handle automatic transport switching here...
switch(theErr)
{
case HXR_NET_CONNECT:
case HXR_SERVER_DISCONNECTED:
if (HTTPCloakMode == m_CurrentTransport)
{
theErr = handleProxySwitch(theErr);
}
if (HXR_OK != theErr)
{
theErr = switch_to_next_transport(theErr);
}
break;
case HXR_MULTICAST_UDP:
case HXR_NET_UDP:
case HXR_NET_TCP:
case HXR_BAD_TRANSPORT:
theErr = switch_to_next_transport(theErr);
break;
case HXR_PERFECTPLAY_NOT_SUPPORTED:
case HXR_NO_LIVE_PERFECTPLAY:
case HXR_PERFECTPLAY_NOT_ALLOWED:
theErr = switch_out_of_perfectplay();
break;
case HXR_FORCE_PERFECTPLAY:
// if we have connected to an old server and we wanted PerfectPlay, we
// we need to reconnect to the server using the Protocol 8 PerfectPlay
// mechanism to ensure that we get the data via UDP
m_bPerfectPlay = TRUE;
/* If the server is forcing us into PerfectPlay, it means
* it does allow it AND the clip is perfectPlay-able.
*/
m_bPerfectPlayAllowed = TRUE;
m_bServerHasPerfectPlay = TRUE;
WritePerfectPlayToRegistry();
theErr = switch_to_next_transport(HXR_OK);
break;
default:
break;
};
if (!m_bRTSPProtocol &&
HTTPCloakMode == m_CurrentTransport &&
m_pCloakPortList &&
m_nCurrPortIdx < m_nNumberOfCloakPorts-1 &&
(HXR_NET_CONNECT == theErr ||
HXR_DNR == theErr ||
HXR_SERVER_DISCONNECTED == theErr ||
HXR_DOC_MISSING == theErr ||
HXR_BAD_SERVER == theErr ||
HXR_PROXY_NET_CONNECT == theErr))
{
m_PreferredTransport = HTTPCloakMode;
m_uCurrCloakedPort = m_pCloakPortList[++m_nCurrPortIdx];
theErr = handleTransportSwitch();
mLastError = theErr;
}
}
}
if (theErr)
{
if (theErr == HXR_NET_CONNECT && m_bUseProxy)
{
mLastError = HXR_PROXY_NET_CONNECT;
}
else if (theErr == HXR_NET_CONNECT && HTTPCloakMode == m_CurrentTransport)
{
// we mask to HTTP connection error only if we are in HTTP only mode
if (m_ulTransportPrefMask == ATTEMPT_HTTPCLOAK)
{
mLastError = HXR_HTTP_CONNECT;
}
else
{
mLastError = theErr;
}
}
else if (theErr == HXR_DNR && m_bUseProxy)
{
mLastError = HXR_PROXY_DNR;
}
else
{
mLastError = theErr;
}
}
if (m_bReceivedData && HXR_OK != mLastError)
{
if (m_state == NETSRC_RECONNECTSTARTED)
{
DEBUG_OUT(m_pPlayer, DOL_TRANSPORT, (s, "(%p)Reconnect Failed", this));
}
// we are reconnecting now
else if (m_state == NETSRC_RECONNECTPENDING)
{
mLastError = theErr = HXR_OK;
}
// issue reconnect on the following network errors
else
{
if (HXR_SERVER_DISCONNECTED == mLastError ||
HXR_SERVER_TIMEOUT == mLastError ||
HXR_NET_SOCKET_INVALID == mLastError ||
HXR_GENERAL_NONET == mLastError ||
IS_SERVER_ALERT(mLastError))
{
HX_ASSERT(m_state == NETSRC_READY);
if (m_bSourceEnd)
{
mLastError = theErr = HXR_OK;
}
else if (IsNetworkAvailable() && m_bAttemptReconnect)
{
if (IS_SERVER_ALERT(mLastError))
{
pszAlert = m_pProto->GetLastAlertInfo(ulAlert);
if (PE_PROXY_ORIGIN_DISCONNECTED == ulAlert)
{
theErr = AttemptReconnect();
mLastError = theErr;
}
}
else
{
theErr = AttemptReconnect();
mLastError = theErr;
}
}
}
else
{
// hummm, what error is this??
HX_ASSERT(FALSE);
}
}
}
/* tell the player about the error...
* This is crucial...
*/
if (m_pPlayer && mLastError)
{
#if defined(HELIX_FEATURE_SMARTERNETWORK)
if (m_pPreferredTransport)
{
m_pPreferredTransport->RemoveTransport();
m_pPreferredTransport->RemoveTransportSink(this);
HX_RELEASE(m_pPreferredTransport);
}
#endif /* HELIX_FEATURE_SMARTERNETWORK */
char* pErrorBuf = NULL;
if (IS_SERVER_ALERT(mLastError))
{
pszAlert = m_pProto->GetLastAlertInfo(ulAlert);
if(pszAlert)
{
int lenBuf = strlen(pszAlert) + strlen(m_pszURL) + 5;
pErrorBuf = new char[lenBuf];
SafeSprintf(pErrorBuf, lenBuf, "%srn%s", pszAlert, m_pszURL); /* Flawfinder: ignore */
}
}
if (!pErrorBuf && helixSDPProtocol != m_uProtocolType)
{
pErrorBuf = new char[strlen(m_pszURL) + 1];
strcpy(pErrorBuf, m_pszURL); /* Flawfinder: ignore */
}
m_pPlayer->ReportError(this, mLastError, pErrorBuf);
delete[] pErrorBuf;
}
if (!theErr && m_bInitialized)
{
UINT32 ulCurrentTime = m_pPlayer->GetInternalCurrentPlayTime();
// set m_bDelayed to FALSE as soon as it's due to begin playback
// even it's still in pre-fetch mode
if (!m_bPaused && m_bDelayed)
{
UINT32 ulStartTime = 0;
if (m_ulDelay > m_ulPreRollInMs + NETWORK_FUDGE_FACTOR)
{
ulStartTime = m_ulDelay - (m_ulPreRollInMs + NETWORK_FUDGE_FACTOR);
}
if (ulCurrentTime >= ulStartTime)
{
m_bDelayed = FALSE;
}
}
#if defined(HELIX_FEATURE_PREFETCH)
// verify the status of prefetch
if (m_bPrefetch)
{
BOOL bPrefetchDone = IsPrefetchEnded();
// stop prefetch when either the prefetch has been done or
// the active source itself started playback
if (bPrefetchDone ||
(!m_bDelayed && !m_bPartOfPrefetchGroup))
{
LeavePrefetch();
// pause delayed source
if (bPrefetchDone && m_bDelayed)
{
DoPause();
}
}
}
#endif /* HELIX_FEATURE_PREFETCH */
if (!m_bSourceEnd)
{
/* Get Current buffering status every 1 sec. */
UINT32 ulCurrentSystemTime = HX_GET_TICKCOUNT();
if (CALCULATE_ELAPSED_TICKS(m_ulLastBufferingCalcTime,
ulCurrentSystemTime) > 1000)
{
m_ulLastBufferingCalcTime = ulCurrentSystemTime;
CalculateCurrentBuffering();
}
}
// rebuffer if the source hasn't satisfy its initial preroll when it's
// time to start
// resume in InitialBufferingDone()
if (IsPlaying() &&
!m_bPartOfPrefetchGroup &&
m_bInitialBuffering &&
!m_bRebufferingRequired &&
(ulCurrentTime + MIN_BUFFERTIME_BEFORE_DELAY) >= m_ulDelay)
{
DoRebuffer();
}
}
exit:
if (!theErr && !m_bIsActive && !m_bDelayed && m_pPlayer &&
m_bInitialized && m_pPlayer->GetInternalCurrentPlayTime() >= m_ulDelay)
{
AdjustClipBandwidthStats(TRUE);
}
m_bLocked = FALSE;
return(theErr);
}
HX_RESULT
HXNetSource::_ProcessIdleExt(BOOL atInterrupt)
{
return HXR_OK;
}
// set the various parameters that are used by all the protocols
HX_RESULT
HXNetSource::InitializeProtocol()
{
HX_TRACE("HXNetSource::InitializeProtocol");
HX_RESULT theErr = HXR_OK;