| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_RENDERER_MEDIA_CAST_TRANSPORT_IPC_H_ |
| #define CHROME_RENDERER_MEDIA_CAST_TRANSPORT_IPC_H_ |
| |
| #include <stdint.h> |
| |
| #include <map> |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "ipc/ipc_channel_proxy.h" |
| #include "media/cast/logging/logging_defines.h" |
| #include "media/cast/net/cast_transport.h" |
| |
| // This implementation of the CastTransport interface communicates with the |
| // browser process over IPC and relays all calls to/from the cast transport to |
| // the browser process. The primary reason for this arrangement is to give the |
| // renderer less direct control over the UDP sockets. |
| class CastTransportIPC : public media::cast::CastTransport { |
| public: |
| CastTransportIPC(const net::IPEndPoint& local_end_point, |
| const net::IPEndPoint& remote_end_point, |
| std::unique_ptr<base::DictionaryValue> options, |
| const media::cast::PacketReceiverCallback& packet_callback, |
| const media::cast::CastTransportStatusCallback& status_cb, |
| const media::cast::BulkRawEventsCallback& raw_events_cb); |
| |
| ~CastTransportIPC() override; |
| |
| // media::cast::CastTransport implementation. |
| void InitializeStream( |
| const media::cast::CastTransportRtpConfig& config, |
| std::unique_ptr<media::cast::RtcpObserver> rtcp_observer) override; |
| void InsertFrame(uint32_t ssrc, |
| const media::cast::EncodedFrame& frame) override; |
| void SendSenderReport( |
| uint32_t ssrc, |
| base::TimeTicks current_time, |
| media::cast::RtpTimeTicks current_time_as_rtp_timestamp) override; |
| void CancelSendingFrames( |
| uint32_t ssrc, |
| const std::vector<media::cast::FrameId>& frame_ids) override; |
| void ResendFrameForKickstart(uint32_t ssrc, |
| media::cast::FrameId frame_id) override; |
| void AddValidRtpReceiver(uint32_t rtp_sender_ssrc, |
| uint32_t rtp_receiver_ssrc) override; |
| void InitializeRtpReceiverRtcpBuilder( |
| uint32_t rtp_receiver_ssrc, |
| const media::cast::RtcpTimeData& time_data) override; |
| void AddCastFeedback(const media::cast::RtcpCastMessage& cast_message, |
| base::TimeDelta target_delay) override; |
| void AddPli(const media::cast::RtcpPliMessage& pli_message) override; |
| void AddRtcpEvents(const media::cast::ReceiverRtcpEventSubscriber::RtcpEvents& |
| rtcp_events) override; |
| void AddRtpReceiverReport( |
| const media::cast::RtcpReportBlock& rtp_receiver_report_block) override; |
| void SendRtcpFromRtpReceiver() override; |
| void SetOptions(const base::DictionaryValue& options) final {} |
| void OnNotifyStatusChange(media::cast::CastTransportStatus status); |
| void OnRawEvents(const std::vector<media::cast::PacketEvent>& packet_events, |
| const std::vector<media::cast::FrameEvent>& frame_events); |
| void OnRtt(uint32_t rtp_sender_ssrc, base::TimeDelta rtt); |
| void OnRtcpCastMessage(uint32_t rtp_sender_ssrc, |
| const media::cast::RtcpCastMessage& cast_message); |
| void OnReceivedPli(uint32_t rtp_sender_ssrc); |
| void OnReceivedPacket(const media::cast::Packet& packet); |
| |
| private: |
| void Send(IPC::Message* message); |
| |
| int32_t channel_id_; |
| media::cast::PacketReceiverCallback packet_callback_; |
| media::cast::CastTransportStatusCallback status_callback_; |
| media::cast::BulkRawEventsCallback raw_events_callback_; |
| using ClientMap = |
| std::map<uint32_t, std::unique_ptr<media::cast::RtcpObserver>>; |
| ClientMap clients_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CastTransportIPC); |
| }; |
| |
| #endif // CHROME_RENDERER_MEDIA_CAST_TRANSPORT_IPC_H_ |