111 lines
5.5 KiB
C++
111 lines
5.5 KiB
C++
/*
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*
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*/
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/*
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File: RTSPReflectorOutput.h
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Contains: Derived from ReflectorOutput, this implements the WritePacket
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method in terms of the QTSS API (that is, it writes to a client
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using the QTSS_RTPSessionObject
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*/
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#ifndef __RTSP_REFLECTOR_OUTPUT_H__
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#define __RTSP_REFLECTOR_OUTPUT_H__
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#include "ReflectorOutput.h"
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#include "ReflectorSession.h"
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#include "QTSS.h"
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class RTPSessionOutput : public ReflectorOutput
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{
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public:
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// Adds some dictionary attributes
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static void Register();
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RTPSessionOutput(QTSS_ClientSessionObject inRTPSession, ReflectorSession* inReflectorSession,
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QTSS_Object serverPrefs, QTSS_AttributeID inCookieAddrID);
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virtual ~RTPSessionOutput() {}
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ReflectorSession* GetReflectorSession() { return fReflectorSession; }
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void InitializeStreams();
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// This writes the packet out to the proper QTSS_RTPStreamObject.
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// If this function returns QTSS_WouldBlock, timeToSendThisPacketAgain will
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// be set to # of msec in which the packet can be sent, or -1 if unknown
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virtual QTSS_Error WritePacket(StrPtrLen* inPacketData, void* inStreamCookie, UInt32 inFlags, SInt64 packetLatenessInMSec, SInt64* timeToSendThisPacketAgain, UInt64* packetIDPtr, SInt64* arrivalTimeMSec,Bool16 firstPacket );
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virtual void TearDown();
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SInt64 GetReflectorSessionInitTime() { return fReflectorSession->GetInitTimeMS(); }
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virtual Bool16 IsUDP();
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virtual Bool16 IsPlaying();
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void SetBufferDelay (UInt32 delay) { fBufferDelayMSecs = delay; }
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private:
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QTSS_ClientSessionObject fClientSession;
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ReflectorSession* fReflectorSession;
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QTSS_AttributeID fCookieAttrID;
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UInt32 fBufferDelayMSecs;
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SInt64 fBaseArrivalTime;
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Bool16 fIsUDP;
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Bool16 fTransportInitialized;
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Bool16 fMustSynch;
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Bool16 fPreFilter;
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UInt16 GetPacketSeqNumber(StrPtrLen* inPacket);
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void SetPacketSeqNumber(StrPtrLen* inPacket, UInt16 inSeqNumber);
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Bool16 PacketShouldBeThinned(QTSS_RTPStreamObject inStream, StrPtrLen* inPacket);
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Bool16 FilterPacket(QTSS_RTPStreamObject *theStreamPtr, StrPtrLen* inPacket);
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UInt32 GetPacketRTPTime(StrPtrLen* packetStrPtr);
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inline Bool16 PacketMatchesStream(void* inStreamCookie, QTSS_RTPStreamObject *theStreamPtr);
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Bool16 PacketReadyToSend(QTSS_RTPStreamObject *theStreamPtr,SInt64 *currentTimePtr, UInt32 inFlags, UInt64* packetIDPtr, SInt64* timeToSendThisPacketAgainPtr);
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Bool16 PacketAlreadySent(QTSS_RTPStreamObject *theStreamPtr, UInt32 inFlags, UInt64* packetIDPtr);
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QTSS_Error TrackRTCPBaseTime(QTSS_RTPStreamObject *theStreamPtr, StrPtrLen* inPacketStrPtr, SInt64 *currentTimePtr, UInt32 inFlags, SInt64 *packetLatenessInMSec, SInt64* timeToSendThisPacketAgain, UInt64* packetIDPtr, SInt64* arrivalTimeMSecPtr);
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QTSS_Error RewriteRTCP(QTSS_RTPStreamObject *theStreamPtr, StrPtrLen* inPacketStrPtr, SInt64 *currentTimePtr, UInt32 inFlags, SInt64 *packetLatenessInMSec, SInt64* timeToSendThisPacketAgain, UInt64* packetIDPtr, SInt64* arrivalTimeMSecPtr);
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QTSS_Error TrackRTPPackets(QTSS_RTPStreamObject *theStreamPtr, StrPtrLen* inPacketStrPtr, SInt64 *currentTimePtr, UInt32 inFlags, SInt64 *packetLatenessInMSec, SInt64* timeToSendThisPacketAgain, UInt64* packetIDPtr, SInt64* arrivalTimeMSecPtr);
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QTSS_Error TrackRTCPPackets(QTSS_RTPStreamObject *theStreamPtr, StrPtrLen* inPacketStrPtr, SInt64 *currentTimePtr, UInt32 inFlags, SInt64 *packetLatenessInMSec, SInt64* timeToSendThisPacketAgain, UInt64* packetIDPtr, SInt64* arrivalTimeMSecPtr);
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QTSS_Error TrackPackets(QTSS_RTPStreamObject *theStreamPtr, StrPtrLen* inPacketStrPtr, SInt64 *currentTimePtr, UInt32 inFlags, SInt64 *packetLatenessInMSec, SInt64* timeToSendThisPacketAgain, UInt64* packetIDPtr, SInt64* arrivalTimeMSecPtr);
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};
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Bool16 RTPSessionOutput::PacketMatchesStream(void* inStreamCookie, QTSS_RTPStreamObject *theStreamPtr)
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{
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void** theStreamCookie = NULL;
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UInt32 theLen = 0;
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(void) QTSS_GetValuePtr(*theStreamPtr, fCookieAttrID, 0, (void**)&theStreamCookie, &theLen);
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if ((theStreamCookie != NULL) && (*theStreamCookie == inStreamCookie))
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return true;
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return false;
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}
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#endif //__RTSP_REFLECTOR_OUTPUT_H__
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