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/* ------------------------------------------------------------------
* Copyright (C) 1998-2009 PacketVideo
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied.
* See the License for the specific language governing permissions
* and limitations under the License.
* -------------------------------------------------------------------
*/
#ifndef PVMF_FILEBUFFERDATASTREAM_FACTORY_H_INCLUDED
#define PVMF_FILEBUFFERDATASTREAM_FACTORY_H_INCLUDED
#ifndef OSCL_BASE_H_INCLUDED
#include "oscl_base.h"
#endif
#ifndef OSCL_ERROR_CODES_H_INCLUDED
#include "oscl_error_codes.h"
#endif
#ifndef OSCL_TYPES_H_INCLUDED
#include "oscl_types.h"
#endif
#ifndef OSCL_FILE_IO_H_INCLUDED
#include "oscl_file_io.h"
#endif
#ifndef OSCL_STRING_CONTAINERS_H_INCLUDED
#include "oscl_string_containers.h"
#endif
#ifndef PVLOGGER_H_INCLUDED
#include "pvlogger.h"
#endif
#ifndef PVMF_EVENT_HANDLING_H_INCLUDED
#include "pvmf_event_handling.h"
#endif
#ifndef PVMI_DATA_STREAM_INTERFACE_H_INCLUDED
#include "pvmi_data_stream_interface.h"
#endif
#ifndef PVMF_CPMPLUGIN_ACCESS_INTERFACE_FACTORY_H_INCLUDED
#include "pvmf_cpmplugin_access_interface_factory.h"
#endif
#ifndef PVMI_DATASTREAMUSER_INTERFACE_H_INCLUDED
#include "pvmi_datastreamuser_interface.h"
#endif
#ifndef PVMF_MEDIA_DATA_H_INCLUDED
#include "pvmf_media_data.h"
#endif
#define MAX_NUMBER_OF_READ_CONNECTIONS 4
#define MAX_NUMBER_OF_WRITE_CONNECTIONS 1
#define MAX_NUMBER_OF_TOTAL_CONNECTIONS MAX_NUMBER_OF_WRITE_CONNECTIONS+MAX_NUMBER_OF_READ_CONNECTIONS
class PVMFFileBufferWriteDataStreamImpl;
class PVMFFileBufferReadDataStreamImpl;
//////////////////////////////////////////////////////////////////////
// PVMFFileBufferDataStreamReadDataStreamFactoryImpl
//////////////////////////////////////////////////////////////////////
class PVMFFileBufferDataStreamReadDataStreamFactoryImpl : public PVMFDataStreamFactory
{
public:
OSCL_IMPORT_REF PVMFFileBufferDataStreamReadDataStreamFactoryImpl(OSCL_wString& aFileName);
OSCL_IMPORT_REF void SetWriteDataStreamPtr(PVInterface* aWriteDataStream);
OSCL_IMPORT_REF PVMFStatus QueryAccessInterfaceUUIDs(Oscl_Vector<PVUuid, OsclMemAllocator>& aUuids);
OSCL_IMPORT_REF PVInterface* CreatePVMFCPMPluginAccessInterface(PVUuid& aUuid);
OSCL_IMPORT_REF void DestroyPVMFCPMPluginAccessInterface(PVUuid& aUuid, PVInterface* aPtr);
OSCL_IMPORT_REF void NotifyDownloadComplete();
private:
void addRef() {};
void removeRef() {};
bool queryInterface(const PVUuid&, PVInterface*&)
{
return false;
};
OSCL_wHeapString<OsclMemAllocator> iFileName;
PVMFFileBufferWriteDataStreamImpl *iWriteDataStream;
bool iDownloadComplete;
Oscl_Vector<PVMFFileBufferReadDataStreamImpl*, OsclMemAllocator> iReadStreamVec;
};
//////////////////////////////////////////////////////////////////////
// PVMFFileBufferDataStreamWriteDataStreamFactoryImpl
//////////////////////////////////////////////////////////////////////
class PVMFFileBufferDataStreamWriteDataStreamFactoryImpl : public PVMFDataStreamFactory,
public PVMFDataStreamReadCapacityObserver
{
public:
OSCL_IMPORT_REF PVMFFileBufferDataStreamWriteDataStreamFactoryImpl(OSCL_wString& aFileName);
OSCL_IMPORT_REF ~PVMFFileBufferDataStreamWriteDataStreamFactoryImpl();
OSCL_IMPORT_REF PVMFStatus QueryAccessInterfaceUUIDs(Oscl_Vector<PVUuid, OsclMemAllocator>& aUuids);
OSCL_IMPORT_REF PVInterface* CreatePVMFCPMPluginAccessInterface(PVUuid& aUuid);
OSCL_IMPORT_REF void DestroyPVMFCPMPluginAccessInterface(PVUuid& aUuid, PVInterface* aPtr);
virtual PvmiDataStreamStatus GetStreamReadCapacity(uint32& aCapacity);
private:
void addRef() {};
void removeRef() {};
bool queryInterface(const PVUuid&, PVInterface*&)
{
return false;
};
OSCL_wHeapString<OsclMemAllocator> iFileName;
PVMFFileBufferWriteDataStreamImpl *iWriteDataStream;
bool iDownloadComplete;
};
//////////////////////////////////////////////////////////////////////
// PVMFFileBufferReadDataStreamImpl
//////////////////////////////////////////////////////////////////////
class PVMFFileBufferReadDataStreamImpl : public PVMIDataStreamSyncInterface
{
public:
OSCL_IMPORT_REF PVMFFileBufferReadDataStreamImpl(PVMFFileBufferWriteDataStreamImpl* aWriteDataStream,
OSCL_wString& aFileName);
OSCL_IMPORT_REF ~PVMFFileBufferReadDataStreamImpl();
// From PVInterface
void addRef() {};
void removeRef() {};
OSCL_IMPORT_REF bool queryInterface(const PVUuid& uuid,
PVInterface*& iface);
OSCL_IMPORT_REF
PvmiDataStreamStatus OpenSession(PvmiDataStreamSession& aSessionID,
PvmiDataStreamMode aMode,
bool nonblocking = false);
OSCL_IMPORT_REF
PvmiDataStreamStatus CloseSession(PvmiDataStreamSession aSessionID);
OSCL_IMPORT_REF
PvmiDataStreamRandomAccessType QueryRandomAccessCapability();
OSCL_IMPORT_REF
PvmiDataStreamStatus QueryReadCapacity(PvmiDataStreamSession aSessionID,
uint32& capacity);
OSCL_IMPORT_REF
PvmiDataStreamCommandId RequestReadCapacityNotification(PvmiDataStreamSession aSessionID,
PvmiDataStreamObserver& observer,
uint32 capacity,
OsclAny* aContextData = NULL);
OSCL_IMPORT_REF
PvmiDataStreamStatus QueryWriteCapacity(PvmiDataStreamSession aSessionID,
uint32& capacity);
OSCL_IMPORT_REF
PvmiDataStreamCommandId RequestWriteCapacityNotification(PvmiDataStreamSession aSessionID,
PvmiDataStreamObserver& observer,
uint32 capacity,
OsclAny* aContextData = NULL);
OSCL_IMPORT_REF
PvmiDataStreamCommandId CancelNotification(PvmiDataStreamSession aSessionID,
PvmiDataStreamObserver& observer,
PvmiDataStreamCommandId aID,
OsclAny* aContextData = NULL);
OSCL_IMPORT_REF
PvmiDataStreamStatus CancelNotificationSync(PvmiDataStreamSession aSessionID);
OSCL_IMPORT_REF
PvmiDataStreamStatus Read(PvmiDataStreamSession aSessionID,
uint8* buffer,
uint32 size,
uint32& numelements);
OSCL_IMPORT_REF
PvmiDataStreamStatus Write(PvmiDataStreamSession aSessionID,
uint8* buffer,
uint32 size,
uint32& numelements);
OSCL_IMPORT_REF
PvmiDataStreamStatus Write(PvmiDataStreamSession aSessionID,
OsclRefCounterMemFrag* frag,
uint32& aNumElements);
OSCL_IMPORT_REF
PvmiDataStreamStatus Seek(PvmiDataStreamSession aSessionID,
int32 offset,
PvmiDataStreamSeekType origin);
OSCL_IMPORT_REF
uint32 GetCurrentPointerPosition(PvmiDataStreamSession aSessionID) ;
OSCL_IMPORT_REF
PvmiDataStreamStatus Flush(PvmiDataStreamSession aSessionID);
OSCL_IMPORT_REF void NotifyDownloadComplete();
void SetContentLength(uint32 aContentLength)
{
OSCL_UNUSED_ARG(aContentLength);
}
uint32 GetContentLength()
{
return 0;
}
uint32 QueryBufferingCapacity()
{
return 0;
}
PvmiDataStreamStatus SetSourceRequestObserver(PvmiDataStreamRequestObserver& aObserver)
{
OSCL_UNUSED_ARG(aObserver);
return PVDS_NOT_SUPPORTED;
}
void SourceRequestCompleted(const PVMFCmdResp& aResponse)
{
OSCL_UNUSED_ARG(aResponse);
}
PvmiDataStreamStatus MakePersistent(int32 aOffset, uint32 aSize)
{
OSCL_UNUSED_ARG(aOffset);
OSCL_UNUSED_ARG(aSize);
return PVDS_NOT_SUPPORTED;
}
public:
bool iDownloadComplete;
private:
PVMFFileBufferWriteDataStreamImpl* iWriteDataStream;
Oscl_File *iFileObject;
OsclFileHandle* iFileHandle;
Oscl_FileServer iFs;
OSCL_wHeapString<OsclMemAllocator> iFileName;
PvmiDataStreamSession iSessionID;
int32 iFileNumBytes;
PVLogger* iLogger;
};
//////////////////////////////////////////////////////////////////////
// PVMFFileBufferWriteDataStreamImpl
//////////////////////////////////////////////////////////////////////
class PVMFFileBufferWriteDataStreamImpl : public PVMIDataStreamSyncInterface
{
public:
OSCL_IMPORT_REF PVMFFileBufferWriteDataStreamImpl(OSCL_wString& aFileName);
OSCL_IMPORT_REF ~PVMFFileBufferWriteDataStreamImpl();
// From PVInterface
void addRef() {};
void removeRef() {};
OSCL_IMPORT_REF bool queryInterface(const PVUuid& uuid,
PVInterface*& iface);
OSCL_IMPORT_REF
PvmiDataStreamStatus OpenSession(PvmiDataStreamSession& aSessionID,
PvmiDataStreamMode aMode,
bool nonblocking = false);
OSCL_IMPORT_REF
PvmiDataStreamStatus CloseSession(PvmiDataStreamSession aSessionID);
OSCL_IMPORT_REF
PvmiDataStreamRandomAccessType QueryRandomAccessCapability();
OSCL_IMPORT_REF
PvmiDataStreamStatus QueryReadCapacity(PvmiDataStreamSession aSessionID,
uint32& capacity);
OSCL_IMPORT_REF
PvmiDataStreamCommandId RequestReadCapacityNotification(PvmiDataStreamSession aSessionID,
PvmiDataStreamObserver& observer,
uint32 capacity,
OsclAny* aContextData = NULL);
OSCL_IMPORT_REF
PvmiDataStreamStatus QueryWriteCapacity(PvmiDataStreamSession aSessionID,
uint32& capacity);
OSCL_IMPORT_REF
PvmiDataStreamCommandId RequestWriteCapacityNotification(PvmiDataStreamSession aSessionID,
PvmiDataStreamObserver& observer,
uint32 capacity,
OsclAny* aContextData = NULL);
OSCL_IMPORT_REF
PvmiDataStreamCommandId CancelNotification(PvmiDataStreamSession aSessionID,
PvmiDataStreamObserver& observer,
PvmiDataStreamCommandId aID,
OsclAny* aContextData = NULL);
OSCL_IMPORT_REF
PvmiDataStreamStatus CancelNotificationSync(PvmiDataStreamSession aSessionID);
OSCL_IMPORT_REF
PvmiDataStreamStatus Read(PvmiDataStreamSession aSessionID,
uint8* buffer,
uint32 size,
uint32& numelements);
OSCL_IMPORT_REF
PvmiDataStreamStatus Write(PvmiDataStreamSession aSessionID,
uint8* buffer,
uint32 size,
uint32& numelements);
OSCL_IMPORT_REF
PvmiDataStreamStatus Write(PvmiDataStreamSession aSessionID,
OsclRefCounterMemFrag* frag,
uint32& aNumElements);
OSCL_IMPORT_REF
PvmiDataStreamStatus Seek(PvmiDataStreamSession aSessionID,
int32 offset,
PvmiDataStreamSeekType origin);
OSCL_IMPORT_REF
uint32 GetCurrentPointerPosition(PvmiDataStreamSession aSessionID) ;
OSCL_IMPORT_REF
PvmiDataStreamStatus Flush(PvmiDataStreamSession aSessionID);
OSCL_IMPORT_REF void NotifyDownloadComplete();
void SetContentLength(uint32 aContentLength)
{
OSCL_UNUSED_ARG(aContentLength);
}
uint32 GetContentLength()
{
return 0;
}
uint32 QueryBufferingCapacity()
{
return 0;
}
PvmiDataStreamStatus SetSourceRequestObserver(PvmiDataStreamRequestObserver& aObserver)
{
OSCL_UNUSED_ARG(aObserver);
return PVDS_NOT_SUPPORTED;
}
void SourceRequestCompleted(const PVMFCmdResp& aResponse)
{
OSCL_UNUSED_ARG(aResponse);
}
PvmiDataStreamStatus MakePersistent(int32 aOffset, uint32 aSize)
{
OSCL_UNUSED_ARG(aOffset);
OSCL_UNUSED_ARG(aSize);
return PVDS_NOT_SUPPORTED;
}
public:
bool iDownloadComplete;
private:
struct ReadCapacityNotificationStruct
{
bool ReadStructValid;
PvmiDataStreamSession iReadSessionID;
PvmiDataStreamObserver *iReadObserver;
uint32 iFilePosition;
uint32 iReadCapacity;
OsclAny* iContextData;
PVMFCommandId iCommandID;
PVMFCommandId iCurrentCommandID;
};
PvmiDataStreamSession iLastSessionID;
ReadCapacityNotificationStruct iReadNotifications[MAX_NUMBER_OF_READ_CONNECTIONS];
Oscl_File *iFileObject;
OsclFileHandle* iFileHandle;
Oscl_FileServer iFs;
OSCL_wHeapString<OsclMemAllocator> iFileName;
PvmiDataStreamSession iSessionID;
int32 iFileNumBytes;
PVLogger* iLogger;
};
//////////////////////////////////////////////////////////////////////
// PVMFFileBufferWriteDataStreamImpl
//////////////////////////////////////////////////////////////////////
class PVMFFileBufferDataStream
{
public:
OSCL_IMPORT_REF PVMFFileBufferDataStream(OSCL_wString& aFileName);
OSCL_IMPORT_REF ~PVMFFileBufferDataStream();
OSCL_IMPORT_REF
PVMFDataStreamFactory* GetReadDataStreamFactoryPtr();
OSCL_IMPORT_REF
PVMFDataStreamFactory* GetWriteDataStreamFactoryPtr();
OSCL_IMPORT_REF void NotifyDownloadComplete();
private:
PVMFFileBufferDataStreamReadDataStreamFactoryImpl* iReadDataStreamFactory;
PVMFFileBufferDataStreamWriteDataStreamFactoryImpl* iWriteDataStreamFactory;
PVInterface* iWriteDataStream;
OSCL_wHeapString<OsclMemAllocator> iFileName;
};
#endif // PVMF_FILEBUFFERDATASTREAM_FACTORY_H_INCLUDED