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// 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_IPC_DISPATCHER_H_
#define CHROME_RENDERER_MEDIA_CAST_IPC_DISPATCHER_H_
#include "base/callback.h"
#include "base/id_map.h"
#include "ipc/ipc_channel_proxy.h"
#include "ipc/message_filter.h"
#include "media/cast/cast_sender.h"
#include "media/cast/logging/logging_defines.h"
#include "media/cast/net/cast_transport_sender.h"
class CastTransportSenderIPC;
// This dispatcher listens to incoming IPC messages and sends
// the call to the correct CastTransportSenderIPC instance.
class CastIPCDispatcher : public IPC::MessageFilter {
public:
explicit CastIPCDispatcher(
const scoped_refptr<base::MessageLoopProxy>& io_message_loop);
static CastIPCDispatcher* Get();
void Send(IPC::Message* message);
int32 AddSender(CastTransportSenderIPC* sender);
void RemoveSender(int32 channel_id);
// IPC::MessageFilter implementation
virtual bool OnMessageReceived(const IPC::Message& message) override;
virtual void OnFilterAdded(IPC::Sender* sender) override;
virtual void OnFilterRemoved() override;
virtual void OnChannelClosing() override;
protected:
virtual ~CastIPCDispatcher();
private:
void OnNotifyStatusChange(
int32 channel_id,
media::cast::CastTransportStatus status);
void OnRtpStatistics(
int32 channel_id,
bool audio,
const media::cast::RtcpSenderInfo& sender_info,
base::TimeTicks time_sent,
uint32 rtp_timestamp);
void OnRawEvents(int32 channel_id,
const std::vector<media::cast::PacketEvent>& packet_events,
const std::vector<media::cast::FrameEvent>& frame_events);
void OnRtt(int32 channel_id, uint32 ssrc, base::TimeDelta rtt);
void OnRtcpCastMessage(int32 channel_id,
uint32 ssrc,
const media::cast::RtcpCastMessage& cast_message);
static CastIPCDispatcher* global_instance_;
// For IPC Send(); must only be accesed on |io_message_loop_|.
IPC::Sender* sender_;
// Message loop on which IPC calls are driven.
const scoped_refptr<base::MessageLoopProxy> io_message_loop_;
// A map of stream ids to delegates; must only be accessed on
// |io_message_loop_|.
IDMap<CastTransportSenderIPC> id_map_;
DISALLOW_COPY_AND_ASSIGN(CastIPCDispatcher);
};
#endif // CHROME_RENDERER_MEDIA_CAST_IPC_DISPATCHER_H_
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