fc320466d1
BUG= R=mflodman@webrtc.org Review URL: https://webrtc-codereview.appspot.com/8079005 git-svn-id: http://webrtc.googlecode.com/svn/trunk@5525 4adac7df-926f-26a2-2b94-8c16560cd09d
127 lines
4.3 KiB
C++
127 lines
4.3 KiB
C++
/*
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* Copyright (c) 2012 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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#ifndef WEBRTC_VIDEO_ENGINE_VIE_RECEIVER_H_
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#define WEBRTC_VIDEO_ENGINE_VIE_RECEIVER_H_
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#include <list>
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#include "webrtc/engine_configurations.h"
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#include "webrtc/modules/rtp_rtcp/interface/receive_statistics.h"
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#include "webrtc/modules/rtp_rtcp/interface/rtp_rtcp_defines.h"
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#include "webrtc/system_wrappers/interface/scoped_ptr.h"
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#include "webrtc/typedefs.h"
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#include "webrtc/video_engine/include/vie_network.h"
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#include "webrtc/video_engine/vie_defines.h"
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namespace webrtc {
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class CriticalSectionWrapper;
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class FecReceiver;
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class ReceiveStatistics;
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class RemoteBitrateEstimator;
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class RtpDump;
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class RtpHeaderParser;
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class RTPPayloadRegistry;
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class RtpReceiver;
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class RtpRtcp;
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class VideoCodingModule;
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struct ReceiveBandwidthEstimatorStats;
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class ViEReceiver : public RtpData {
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public:
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ViEReceiver(const int32_t channel_id, VideoCodingModule* module_vcm,
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RemoteBitrateEstimator* remote_bitrate_estimator,
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RtpFeedback* rtp_feedback);
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~ViEReceiver();
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bool SetReceiveCodec(const VideoCodec& video_codec);
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bool RegisterPayload(const VideoCodec& video_codec);
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void SetNackStatus(bool enable, int max_nack_reordering_threshold);
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void SetRtxStatus(bool enable, uint32_t ssrc);
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void SetRtxPayloadType(uint32_t payload_type);
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uint32_t GetRemoteSsrc() const;
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int GetCsrcs(uint32_t* csrcs) const;
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void SetRtpRtcpModule(RtpRtcp* module);
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RtpReceiver* GetRtpReceiver() const;
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void RegisterSimulcastRtpRtcpModules(const std::list<RtpRtcp*>& rtp_modules);
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bool SetReceiveTimestampOffsetStatus(bool enable, int id);
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bool SetReceiveAbsoluteSendTimeStatus(bool enable, int id);
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void StartReceive();
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void StopReceive();
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int StartRTPDump(const char file_nameUTF8[1024]);
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int StopRTPDump();
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// Receives packets from external transport.
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int ReceivedRTPPacket(const void* rtp_packet, int rtp_packet_length,
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const PacketTime& packet_time);
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int ReceivedRTCPPacket(const void* rtcp_packet, int rtcp_packet_length);
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virtual bool OnRecoveredPacket(const uint8_t* packet,
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int packet_length) OVERRIDE;
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// Implements RtpData.
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virtual int32_t OnReceivedPayloadData(
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const uint8_t* payload_data,
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const uint16_t payload_size,
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const WebRtcRTPHeader* rtp_header);
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void EstimatedReceiveBandwidth(unsigned int* available_bandwidth) const;
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void GetReceiveBandwidthEstimatorStats(
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ReceiveBandwidthEstimatorStats* output) const;
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ReceiveStatistics* GetReceiveStatistics() const;
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private:
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int InsertRTPPacket(const uint8_t* rtp_packet, int rtp_packet_length,
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const PacketTime& packet_time);
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bool ReceivePacket(const uint8_t* packet,
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int packet_length,
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const RTPHeader& header,
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bool in_order);
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// Parses and handles for instance RTX and RED headers.
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// This function assumes that it's being called from only one thread.
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bool ParseAndHandleEncapsulatingHeader(const uint8_t* packet,
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int packet_length,
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const RTPHeader& header);
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int InsertRTCPPacket(const uint8_t* rtcp_packet, int rtcp_packet_length);
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bool IsPacketInOrder(const RTPHeader& header) const;
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bool IsPacketRetransmitted(const RTPHeader& header, bool in_order) const;
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scoped_ptr<CriticalSectionWrapper> receive_cs_;
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const int32_t channel_id_;
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scoped_ptr<RtpHeaderParser> rtp_header_parser_;
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scoped_ptr<RTPPayloadRegistry> rtp_payload_registry_;
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scoped_ptr<RtpReceiver> rtp_receiver_;
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scoped_ptr<ReceiveStatistics> rtp_receive_statistics_;
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scoped_ptr<FecReceiver> fec_receiver_;
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RtpRtcp* rtp_rtcp_;
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std::list<RtpRtcp*> rtp_rtcp_simulcast_;
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VideoCodingModule* vcm_;
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RemoteBitrateEstimator* remote_bitrate_estimator_;
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RtpDump* rtp_dump_;
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bool receiving_;
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uint8_t restored_packet_[kViEMaxMtu];
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bool restored_packet_in_use_;
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};
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} // namespace webrt
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#endif // WEBRTC_VIDEO_ENGINE_VIE_RECEIVER_H_
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