jrtplib 3.7.1
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00001 /* 00002 00003 This file is a part of JRTPLIB 00004 Copyright (c) 1999-2007 Jori Liesenborgs 00005 00006 Contact: jori.liesenborgs@gmail.com 00007 00008 This library was developed at the "Expertisecentrum Digitale Media" 00009 (http://www.edm.uhasselt.be), a research center of the Hasselt University 00010 (http://www.uhasselt.be). The library is based upon work done for 00011 my thesis at the School for Knowledge Technology (Belgium/The Netherlands). 00012 00013 Permission is hereby granted, free of charge, to any person obtaining a 00014 copy of this software and associated documentation files (the "Software"), 00015 to deal in the Software without restriction, including without limitation 00016 the rights to use, copy, modify, merge, publish, distribute, sublicense, 00017 and/or sell copies of the Software, and to permit persons to whom the 00018 Software is furnished to do so, subject to the following conditions: 00019 00020 The above copyright notice and this permission notice shall be included 00021 in all copies or substantial portions of the Software. 00022 00023 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 00024 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00025 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00026 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00027 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00028 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 00029 IN THE SOFTWARE. 00030 00031 */ 00032 00037 #ifndef RTPPACKET_H 00038 00039 #define RTPPACKET_H 00040 00041 #include "rtpconfig.h" 00042 #include "rtptypes.h" 00043 #include "rtptimeutilities.h" 00044 #include "rtpmemoryobject.h" 00045 00046 class RTPRawPacket; 00047 00053 class RTPPacket : public RTPMemoryObject 00054 { 00055 public: 00060 RTPPacket(RTPRawPacket &rawpack,RTPMemoryManager *mgr = 0); 00061 00068 RTPPacket(uint8_t payloadtype,const void *payloaddata,size_t payloadlen,uint16_t seqnr, 00069 uint32_t timestamp,uint32_t ssrc,bool gotmarker,uint8_t numcsrcs,const uint32_t *csrcs, 00070 bool gotextension,uint16_t extensionid,uint16_t extensionlen_numwords,const void *extensiondata, 00071 size_t maxpacksize, RTPMemoryManager *mgr = 0); 00072 00075 RTPPacket(uint8_t payloadtype,const void *payloaddata,size_t payloadlen,uint16_t seqnr, 00076 uint32_t timestamp,uint32_t ssrc,bool gotmarker,uint8_t numcsrcs,const uint32_t *csrcs, 00077 bool gotextension,uint16_t extensionid,uint16_t extensionlen_numwords,const void *extensiondata, 00078 void *buffer,size_t buffersize,RTPMemoryManager *mgr = 0); 00079 00080 virtual ~RTPPacket() { if (packet && !externalbuffer) RTPDeleteByteArray(packet,GetMemoryManager()); } 00081 00083 int GetCreationError() const { return error; } 00084 00086 bool HasExtension() const { return hasextension; } 00087 00089 bool HasMarker() const { return hasmarker; } 00090 00092 int GetCSRCCount() const { return numcsrcs; } 00093 00097 uint32_t GetCSRC(int num) const; 00098 00100 uint8_t GetPayloadType() const { return payloadtype; } 00101 00106 uint32_t GetExtendedSequenceNumber() const { return extseqnr; } 00107 00109 uint16_t GetSequenceNumber() const { return (uint16_t)(extseqnr&0x0000FFFF); } 00110 00112 void SetExtendedSequenceNumber(uint32_t seq) { extseqnr = seq; } 00113 00115 uint32_t GetTimestamp() const { return timestamp; } 00116 00118 uint32_t GetSSRC() const { return ssrc; } 00119 00121 uint8_t *GetPacketData() const { return packet; } 00122 00124 uint8_t *GetPayloadData() const { return payload; } 00125 00127 size_t GetPacketLength() const { return packetlength; } 00128 00130 size_t GetPayloadLength() const { return payloadlength; } 00131 00133 uint16_t GetExtensionID() const { return extid; } 00134 00136 uint8_t *GetExtensionData() const { return extension; } 00137 00139 size_t GetExtensionLength() const { return extensionlength; } 00140 #ifdef RTPDEBUG 00141 void Dump(); 00142 #endif // RTPDEBUG 00143 00149 RTPTime GetReceiveTime() const { return receivetime; } 00150 private: 00151 void Clear(); 00152 int ParseRawPacket(RTPRawPacket &rawpack); 00153 int BuildPacket(uint8_t payloadtype,const void *payloaddata,size_t payloadlen,uint16_t seqnr, 00154 uint32_t timestamp,uint32_t ssrc,bool gotmarker,uint8_t numcsrcs,const uint32_t *csrcs, 00155 bool gotextension,uint16_t extensionid,uint16_t extensionlen_numwords,const void *extensiondata, 00156 void *buffer,size_t maxsize); 00157 00158 int error; 00159 00160 bool hasextension,hasmarker; 00161 int numcsrcs; 00162 00163 uint8_t payloadtype; 00164 uint32_t extseqnr,timestamp,ssrc; 00165 uint8_t *packet,*payload; 00166 size_t packetlength,payloadlength; 00167 00168 uint16_t extid; 00169 uint8_t *extension; 00170 size_t extensionlength; 00171 00172 bool externalbuffer; 00173 00174 RTPTime receivetime; 00175 }; 00176 00177 #endif // RTPPACKET_H 00178