1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_RENDERER_MEDIA_CAST_TRANSPORT_SENDER_IPC_H_
6#define CHROME_RENDERER_MEDIA_CAST_TRANSPORT_SENDER_IPC_H_
7
8#include "base/message_loop/message_loop_proxy.h"
9#include "ipc/ipc_channel_proxy.h"
10#include "media/cast/logging/logging_defines.h"
11#include "media/cast/transport/cast_transport_sender.h"
12
13// This implementation of the CastTransportSender interface
14// communicates with the browser process over IPC and relays
15// all calls to/from the transport sender to the browser process.
16// The primary reason for this arrangement is to give the
17// renderer less direct control over the UDP sockets.
18class CastTransportSenderIPC
19    : public media::cast::transport::CastTransportSender {
20 public:
21  CastTransportSenderIPC(
22      const net::IPEndPoint& remote_end_point,
23      const media::cast::transport::CastTransportStatusCallback& status_cb,
24      const media::cast::transport::BulkRawEventsCallback& raw_events_cb);
25
26  virtual ~CastTransportSenderIPC();
27
28  // media::cast::transport::CastTransportSender implementation.
29  virtual void SetPacketReceiver(
30      const media::cast::transport::PacketReceiverCallback& packet_callback)
31      OVERRIDE;
32  virtual void InitializeAudio(
33      const media::cast::transport::CastTransportAudioConfig& config) OVERRIDE;
34  virtual void InitializeVideo(
35      const media::cast::transport::CastTransportVideoConfig& config) OVERRIDE;
36  virtual void InsertCodedAudioFrame(
37      const media::cast::transport::EncodedFrame& audio_frame) OVERRIDE;
38  virtual void InsertCodedVideoFrame(
39      const media::cast::transport::EncodedFrame& video_frame) OVERRIDE;
40  virtual void SendRtcpFromRtpSender(
41      uint32 packet_type_flags,
42      uint32 ntp_seconds,
43      uint32 ntp_fraction,
44      uint32 rtp_timestamp,
45      const media::cast::transport::RtcpDlrrReportBlock& dlrr,
46      uint32 sending_ssrc,
47      const std::string& c_name) OVERRIDE;
48  virtual void ResendPackets(
49      bool is_audio,
50      const media::cast::transport::MissingFramesAndPacketsMap& missing_packets,
51      bool cancel_rtx_if_not_in_list,
52      base::TimeDelta dedupe_window)
53      OVERRIDE;
54
55  void OnReceivedPacket(const media::cast::transport::Packet& packet);
56  void OnNotifyStatusChange(
57      media::cast::transport::CastTransportStatus status);
58  void OnRawEvents(const std::vector<media::cast::PacketEvent>& packet_events);
59
60 private:
61  void Send(IPC::Message* message);
62
63  int32 channel_id_;
64  media::cast::transport::PacketReceiverCallback packet_callback_;
65  media::cast::transport::CastTransportStatusCallback status_callback_;
66  media::cast::transport::BulkRawEventsCallback raw_events_callback_;
67
68  DISALLOW_COPY_AND_ASSIGN(CastTransportSenderIPC);
69};
70
71#endif  // CHROME_RENDERER_MEDIA_CAST_TRANSPORT_SENDER_IPC_H_
72