1 files changed, 110 insertions, 0 deletions
diff --git a/chromium/media/cast/transport/cast_transport_sender_impl.h b/chromium/media/cast/transport/cast_transport_sender_impl.h
new file mode 100644
index 00000000000..035ef844b68
--- /dev/null
+++ b/chromium/media/cast/transport/cast_transport_sender_impl.h
@@ -0,0 +1,110 @@
+// 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 MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_IMPL_H_
+#define MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_IMPL_H_
+
+#include "base/callback.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/time/tick_clock.h"
+#include "base/time/time.h"
+#include "base/timer/timer.h"
+#include "media/cast/logging/logging_defines.h"
+#include "media/cast/logging/simple_event_subscriber.h"
+#include "media/cast/transport/cast_transport_config.h"
+#include "media/cast/transport/cast_transport_sender.h"
+#include "media/cast/transport/pacing/paced_sender.h"
+#include "media/cast/transport/rtcp/rtcp_builder.h"
+#include "media/cast/transport/rtp_sender/rtp_sender.h"
+#include "media/cast/transport/utility/transport_encryption_handler.h"
+
+namespace media {
+namespace cast {
+namespace transport {
+
+class CastTransportSenderImpl : public CastTransportSender {
+ public:
+  // external_transport is only used for testing.
+  // Note that SetPacketReceiver does not work if an external
+  // transport is provided.
+  // |raw_events_callback|: Raw events will be returned on this callback
+  // which will be invoked every |raw_events_callback_interval|.
+  // This can be a null callback, i.e. if user is not interested in raw events.
+  // |raw_events_callback_interval|: This can be |base::TimeDelta()| if
+  // |raw_events_callback| is a null callback.
+  CastTransportSenderImpl(
+      net::NetLog* net_log,
+      base::TickClock* clock,
+      const net::IPEndPoint& remote_end_point,
+      const CastTransportStatusCallback& status_callback,
+      const BulkRawEventsCallback& raw_events_callback,
+      base::TimeDelta raw_events_callback_interval,
+      const scoped_refptr<base::SingleThreadTaskRunner>& transport_task_runner,
+      PacketSender* external_transport);
+
+  virtual ~CastTransportSenderImpl();
+
+  virtual void InitializeAudio(const CastTransportAudioConfig& config) OVERRIDE;
+
+  virtual void InitializeVideo(const CastTransportVideoConfig& config) OVERRIDE;
+
+  // CastTransportSender implementation.
+  virtual void SetPacketReceiver(const PacketReceiverCallback& packet_receiver)
+      OVERRIDE;
+
+  virtual void InsertCodedAudioFrame(const EncodedFrame& audio_frame) OVERRIDE;
+  virtual void InsertCodedVideoFrame(const EncodedFrame& video_frame) OVERRIDE;
+
+  virtual void SendRtcpFromRtpSender(uint32 packet_type_flags,
+                                     uint32 ntp_seconds,
+                                     uint32 ntp_fraction,
+                                     uint32 rtp_timestamp,
+                                     const RtcpDlrrReportBlock& dlrr,
+                                     uint32 sending_ssrc,
+                                     const std::string& c_name) OVERRIDE;
+
+  virtual void ResendPackets(bool is_audio,
+                             const MissingFramesAndPacketsMap& missing_packets,
+                             bool cancel_rtx_if_not_in_list,
+                             base::TimeDelta dedupe_window)
+      OVERRIDE;
+
+ private:
+  // If |raw_events_callback_| is non-null, calls it with events collected
+  // by |event_subscriber_| since last call.
+  void SendRawEvents();
+
+  base::TickClock* clock_;  // Not owned by this class.
+  CastTransportStatusCallback status_callback_;
+  scoped_refptr<base::SingleThreadTaskRunner> transport_task_runner_;
+
+  scoped_ptr<UdpTransport> transport_;
+  LoggingImpl logging_;
+  PacedSender pacer_;
+  RtcpBuilder rtcp_builder_;
+  scoped_ptr<RtpSender> audio_sender_;
+  scoped_ptr<RtpSender> video_sender_;
+
+  // Encrypts data in EncodedFrames before they are sent.  Note that it's
+  // important for the encryption to happen here, in code that would execute in
+  // the main browser process, for security reasons.  This helps to mitigate
+  // the damage that could be caused by a compromised renderer process.
+  TransportEncryptionHandler audio_encryptor_;
+  TransportEncryptionHandler video_encryptor_;
+
+  // This is non-null iff |raw_events_callback_| is non-null.
+  scoped_ptr<SimpleEventSubscriber> event_subscriber_;
+  base::RepeatingTimer<CastTransportSenderImpl> raw_events_timer_;
+
+  BulkRawEventsCallback raw_events_callback_;
+
+  DISALLOW_COPY_AND_ASSIGN(CastTransportSenderImpl);
+};
+
+}  // namespace transport
+}  // namespace cast
+}  // namespace media
+
+#endif  // MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_IMPL_H_