1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_UTILITY_SOURCE_RTP_DUMP_IMPL_H_ 12 #define WEBRTC_MODULES_UTILITY_SOURCE_RTP_DUMP_IMPL_H_ 13 14 #include "webrtc/modules/utility/interface/rtp_dump.h" 15 16 namespace webrtc { 17 class CriticalSectionWrapper; 18 class FileWrapper; 19 class RtpDumpImpl : public RtpDump 20 { 21 public: 22 RtpDumpImpl(); 23 virtual ~RtpDumpImpl(); 24 25 virtual int32_t Start(const char* fileNameUTF8) OVERRIDE; 26 virtual int32_t Stop() OVERRIDE; 27 virtual bool IsActive() const OVERRIDE; 28 virtual int32_t DumpPacket(const uint8_t* packet, 29 uint16_t packetLength) OVERRIDE; 30 private: 31 // Return the system time in ms. 32 inline uint32_t GetTimeInMS() const; 33 // Return x in network byte order (big endian). 34 inline uint32_t RtpDumpHtonl(uint32_t x) const; 35 // Return x in network byte order (big endian). 36 inline uint16_t RtpDumpHtons(uint16_t x) const; 37 38 // Return true if the packet starts with a valid RTCP header. 39 // Note: See RtpUtility::RtpHeaderParser::RTCP() for details on how 40 // to determine if the packet is an RTCP packet. 41 bool RTCP(const uint8_t* packet) const; 42 43 private: 44 CriticalSectionWrapper* _critSect; 45 FileWrapper& _file; 46 uint32_t _startTime; 47 }; 48 } // namespace webrtc 49 #endif // WEBRTC_MODULES_UTILITY_SOURCE_RTP_DUMP_IMPL_H_ 50
