QTSS_Error EasyHLSOpen(Easy_RecordOpen_Params* inParams)
{
OSRefTable* sHLSSessionMap = QTSServerInterface::GetServer()->GetRecordSessionMap();
OSMutexLocker locker (sHLSSessionMap->GetMutex());
EasyRecordSession* session = NULL;
//首先查找MAP里面是否已经有了对应的流
StrPtrLen streamName(inParams->inStreamName);
OSRef* clientSesRef = sHLSSessionMap->Resolve(&streamName);
if(clientSesRef != NULL)
{
session = (EasyRecordSession*)clientSesRef->GetObject();
}
else
{
session = NEW EasyRecordSession(&streamName);
OS_Error theErr = sHLSSessionMap->Register(session->GetRef());
Assert(theErr == QTSS_NoErr);
//增加一次对RelaySession的无效引用，后面会统一释放
OSRef* debug = sHLSSessionMap->Resolve(&streamName);
Assert(debug == session->GetRef());
}
//到这里，肯定是有一个EasyRecordSession可用的
session->HLSSessionStart(inParams->inRTSPUrl, inParams->inTimeout);
sHLSSessionMap->Release(session->GetRef());
return QTSS_NoErr;
}
QTSS_Error EasyHLSClose(Easy_HLSClose_Params* inParams)
{
OSRefTable* sHLSSessionMap = QTSServerInterface::GetServer()->GetHLSSessionMap();
OSMutexLocker locker (sHLSSessionMap->GetMutex());
//首先查找Map里面是否已经有了对应的流
StrPtrLen streamName(inParams->inStreamName);
OSRef* clientSesRef = sHLSSessionMap->Resolve(&streamName);
if(NULL == clientSesRef) return QTSS_RequestFailed;
EasyHLSSession* session = (EasyHLSSession*)clientSesRef->GetObject();
session->HLSSessionRelease();
sHLSSessionMap->Release(session->GetRef());
if (session->GetRef()->GetRefCount() == 0)
{
qtss_printf("EasyHLSModule.cpp:EasyHLSClose UnRegister and delete session =%p refcount=%"_U32BITARG_"\n", session->GetRef(), session->GetRef()->GetRefCount() ) ;
sHLSSessionMap->UnRegister(session->GetRef());
delete session;
}
return QTSS_NoErr;
}
char* GetHLSUrl(char* inSessionName)
{
OSRefTable* sHLSSessionMap = QTSServerInterface::GetServer()->GetHLSSessionMap();
OSMutexLocker locker (sHLSSessionMap->GetMutex());
char* hlsURL = NULL;
//首先查找Map里面是否已经有了对应的流
StrPtrLen streamName(inSessionName);
OSRef* clientSesRef = sHLSSessionMap->Resolve(&streamName);
if(NULL == clientSesRef) return NULL;
EasyHLSSession* session = (EasyHLSSession*)clientSesRef->GetObject();
hlsURL = session->GetHLSURL();
sHLSSessionMap->Release(session->GetRef());
return hlsURL;
}
RTPFileSession::ErrorCode RTPFileSession::Initialize(StrPtrLen& inFilePath, Float32 inBufferSeconds)
{
Assert(fFile == NULL);
// Check to see if this file is already open
OSMutexLocker locker(sOpenFileMap.GetMutex());
OSRef* theFileRef = sOpenFileMap.Resolve((StrPtrLen*)&inFilePath);
if (theFileRef == NULL)
{
//qtss_printf("Didn't find file in map. Creating new one\n");
fFile = NEW RTPFile();
ErrorCode theErr = fFile->Initialize(inFilePath);
if (theErr != errNoError)
{
delete fFile;
fFile = NULL;
return theErr;
}
OS_Error osErr = sOpenFileMap.Register(fFile->GetRef());
Assert(osErr == OS_NoErr);
//unless we do this, the refcount won't increment (and we'll delete the session prematurely
OSRef* debug = sOpenFileMap.Resolve((StrPtrLen*)&inFilePath);
Assert(debug == fFile->GetRef());
}
else
{
//qtss_printf("Found file. Refcounting.\n");
fFile = (RTPFile*)theFileRef->GetObject();
}
//Open the file no matter what
//fFileSource.Set(inFilePath.Ptr);
//Assert(fFileSource.GetLength() > 0);
QTSS_Error theErr = QTSS_OpenFileObject(inFilePath.Ptr, 0, &fFileSource);
Assert(theErr == QTSS_NoErr);
//
// Get the file length
UInt32 theLen = sizeof(fFileLength);
theErr = QTSS_GetValue(fFileSource, qtssFlObjLength, 0, &fFileLength, &theLen);
Assert(theErr == QTSS_NoErr);
Assert(theLen == sizeof(fFileLength));
// Allocate our data buffer
fDataBufferSize = this->PowerOf2Floor((UInt32)(inBufferSeconds * fFile->GetBytesPerSecond()));
// Check to see if the size is out of range. If so, adjust it
if (fDataBufferSize > kMaxDataBufferSize)
fDataBufferSize = kMaxDataBufferSize;
if (fDataBufferSize < kBlockSize)
fDataBufferSize = kBlockSize;
fReadBuffer = fDataBuffer = NEW UInt8[fDataBufferSize];
// Allocate a buffer of TrackInfos
fTrackInfo = NEW RTPFileSessionTrackInfo[fFile->GetMaxTrackNumber() + 1];
::memset(fTrackInfo, 0, fFile->GetMaxTrackNumber() * sizeof(RTPFileSessionTrackInfo));
return errNoError;
}