117 lines
4.0 KiB
C++
117 lines
4.0 KiB
C++
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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/*
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* vie_receiver.h
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*/
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#ifndef WEBRTC_VIDEO_ENGINE_MAIN_SOURCE_VIE_RECEIVER_H_
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#define WEBRTC_VIDEO_ENGINE_MAIN_SOURCE_VIE_RECEIVER_H_
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// Defines
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#include "engine_configurations.h"
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#include "vie_defines.h"
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#include "typedefs.h"
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#include "udp_transport.h"
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#include "rtp_rtcp_defines.h"
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#ifdef WEBRTC_SRTP
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class SrtpModule;
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#endif
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namespace webrtc
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{
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class CriticalSectionWrapper;
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// Forward declarations
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class RtpDump;
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class RtpRtcp;
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class VideoCodingModule;
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class Encryption;
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class ViEReceiver: public UdpTransportData,
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public RtpData,
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public RtpVideoFeedback
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{
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public:
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ViEReceiver(int engineId, int channelId, RtpRtcp& moduleRtpRtcp,
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webrtc::VideoCodingModule& moduleVcm);
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~ViEReceiver();
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int RegisterExternalDecryption(Encryption* decryption);
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int DeregisterExternalDecryption();
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#ifdef WEBRTC_SRTP
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int RegisterSRTPModule(SrtpModule* srtpModule);
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int DeregisterSRTPModule();
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int RegisterSRTCPModule(SrtpModule* srtpModule);
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int DeregisterSRTCPModule();
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#endif
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void StartReceive();
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void StopReceive();
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int StartRTPDump(const char fileNameUTF8[1024]);
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int StopRTPDump();
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// From SocketTransportData, receiving packets from the socket
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virtual void IncomingRTPPacket(const WebRtc_Word8* incomingRtpPacket,
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const WebRtc_Word32 incomingRtpPacketLength,
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const WebRtc_Word8* fromIP,
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const WebRtc_UWord16 fromPort);
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virtual void IncomingRTCPPacket(const WebRtc_Word8* incomingRtcpPacket,
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const WebRtc_Word32 incomingRtcpPacketLength,
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const WebRtc_Word8* fromIP,
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const WebRtc_UWord16 fromPort);
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// Receives packets from external transport
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int ReceivedRTPPacket(const void* rtpPacket, int rtpPacketLength);
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int ReceivedRTCPPacket(const void* rtcpPacket, int rtcpPacketLength);
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// From RtpData, callback for data from RTP module
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virtual WebRtc_Word32
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OnReceivedPayloadData(const WebRtc_UWord8* payloadData,
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const WebRtc_UWord16 payloadSize,
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const WebRtcRTPHeader* rtpHeader);
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// Implements RtpVideoFeedback
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virtual void OnReceivedIntraFrameRequest(const WebRtc_Word32 id,
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const WebRtc_UWord8 message = 0);
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virtual void OnNetworkChanged(const WebRtc_Word32 id,
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const WebRtc_UWord32 minBitrateBps,
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const WebRtc_UWord32 maxBitrateBps,
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const WebRtc_UWord8 fractionLost,
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const WebRtc_UWord16 roundTripTimeMs,
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const WebRtc_UWord16 bwEstimateKbitMin,
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const WebRtc_UWord16 bwEstimateKbitMax);
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private:
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int InsertRTPPacket(const WebRtc_Word8* rtpPacket, int rtpPacketLength);
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int InsertRTCPPacket(const WebRtc_Word8* rtcpPacket, int rtcpPacketLength);
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// Registered members
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CriticalSectionWrapper& _receiveCritsect;
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int _engineId;
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int _channelId;
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RtpRtcp& _rtpRtcp;
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VideoCodingModule& _vcm;
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#ifdef WEBRTC_SRTP
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SrtpModule* _ptrSrtp;
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SrtpModule* _ptrSrtcp;
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WebRtc_UWord8* _ptrSrtpBuffer;
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WebRtc_UWord8* _ptrSrtcpBuffer;
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#endif
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Encryption* _ptrExternalDecryption;
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WebRtc_UWord8* _ptrDecryptionBuffer;
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RtpDump* _rtpDump;
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bool _receiving; // Only needed to protect external transport
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};
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} // namespace webrt
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#endif // WEBRTC_VIDEO_ENGINE_MAIN_SOURCE_VIE_RECEIVER_H_
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