| OLD | NEW |
| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 // | 4 // |
| 5 // This is the base class for an object that send frames to a receiver. | 5 // This is the base class for an object that send frames to a receiver. |
| 6 // TODO(hclam): Refactor such that there is no separate AudioSender vs. | 6 // TODO(hclam): Refactor such that there is no separate AudioSender vs. |
| 7 // VideoSender, and the functionality of both is rolled into this class. | 7 // VideoSender, and the functionality of both is rolled into this class. |
| 8 | 8 |
| 9 #ifndef MEDIA_CAST_SENDER_FRAME_SENDER_H_ | 9 #ifndef MEDIA_CAST_SENDER_FRAME_SENDER_H_ |
| 10 #define MEDIA_CAST_SENDER_FRAME_SENDER_H_ | 10 #define MEDIA_CAST_SENDER_FRAME_SENDER_H_ |
| 11 | 11 |
| 12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
| 14 #include "base/memory/weak_ptr.h" | 14 #include "base/memory/weak_ptr.h" |
| 15 #include "base/time/time.h" | 15 #include "base/time/time.h" |
| 16 #include "media/cast/cast_environment.h" | 16 #include "media/cast/cast_environment.h" |
| 17 #include "media/cast/net/rtcp/rtcp.h" | 17 #include "media/cast/net/rtcp/rtcp.h" |
| 18 #include "media/cast/sender/congestion_control.h" | 18 #include "media/cast/sender/congestion_control.h" |
| 19 | 19 |
| 20 namespace media { | 20 namespace media { |
| 21 namespace cast { | 21 namespace cast { |
| 22 | 22 |
| 23 class FrameSender { | 23 class FrameSender { |
| 24 public: | 24 public: |
| 25 FrameSender(scoped_refptr<CastEnvironment> cast_environment, | 25 FrameSender(scoped_refptr<CastEnvironment> cast_environment, |
| 26 bool is_audio, | 26 bool is_audio, |
| 27 CastTransportSender* const transport_sender, | 27 CastTransportSender* const transport_sender, |
| 28 base::TimeDelta rtcp_interval, | |
| 29 int rtp_timebase, | 28 int rtp_timebase, |
| 30 uint32 ssrc, | 29 uint32 ssrc, |
| 31 double max_frame_rate, | 30 double max_frame_rate, |
| 32 base::TimeDelta min_playout_delay, | 31 base::TimeDelta min_playout_delay, |
| 33 base::TimeDelta max_playout_delay, | 32 base::TimeDelta max_playout_delay, |
| 34 CongestionControl* congestion_control); | 33 CongestionControl* congestion_control); |
| 35 virtual ~FrameSender(); | 34 virtual ~FrameSender(); |
| 36 | 35 |
| 37 int rtp_timebase() const { return rtp_timebase_; } | 36 int rtp_timebase() const { return rtp_timebase_; } |
| 38 | 37 |
| (...skipping 61 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 100 // media::cast::kMaxUnackedFrames. | 99 // media::cast::kMaxUnackedFrames. |
| 101 void RecordLatestFrameTimestamps(uint32 frame_id, | 100 void RecordLatestFrameTimestamps(uint32 frame_id, |
| 102 base::TimeTicks reference_time, | 101 base::TimeTicks reference_time, |
| 103 RtpTimestamp rtp_timestamp); | 102 RtpTimestamp rtp_timestamp); |
| 104 base::TimeTicks GetRecordedReferenceTime(uint32 frame_id) const; | 103 base::TimeTicks GetRecordedReferenceTime(uint32 frame_id) const; |
| 105 RtpTimestamp GetRecordedRtpTimestamp(uint32 frame_id) const; | 104 RtpTimestamp GetRecordedRtpTimestamp(uint32 frame_id) const; |
| 106 | 105 |
| 107 // Returns the number of frames that were sent but not yet acknowledged. | 106 // Returns the number of frames that were sent but not yet acknowledged. |
| 108 int GetUnacknowledgedFrameCount() const; | 107 int GetUnacknowledgedFrameCount() const; |
| 109 | 108 |
| 110 const base::TimeDelta rtcp_interval_; | |
| 111 | |
| 112 // The total amount of time between a frame's capture/recording on the sender | 109 // The total amount of time between a frame's capture/recording on the sender |
| 113 // and its playback on the receiver (i.e., shown to a user). This is fixed as | 110 // and its playback on the receiver (i.e., shown to a user). This is fixed as |
| 114 // a value large enough to give the system sufficient time to encode, | 111 // a value large enough to give the system sufficient time to encode, |
| 115 // transmit/retransmit, receive, decode, and render; given its run-time | 112 // transmit/retransmit, receive, decode, and render; given its run-time |
| 116 // environment (sender/receiver hardware performance, network conditions, | 113 // environment (sender/receiver hardware performance, network conditions, |
| 117 // etc.). | 114 // etc.). |
| 118 base::TimeDelta target_playout_delay_; | 115 base::TimeDelta target_playout_delay_; |
| 119 base::TimeDelta min_playout_delay_; | 116 base::TimeDelta min_playout_delay_; |
| 120 base::TimeDelta max_playout_delay_; | 117 base::TimeDelta max_playout_delay_; |
| 121 | 118 |
| (...skipping 54 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 176 // NOTE: Weak pointers must be invalidated before all other member variables. | 173 // NOTE: Weak pointers must be invalidated before all other member variables. |
| 177 base::WeakPtrFactory<FrameSender> weak_factory_; | 174 base::WeakPtrFactory<FrameSender> weak_factory_; |
| 178 | 175 |
| 179 DISALLOW_COPY_AND_ASSIGN(FrameSender); | 176 DISALLOW_COPY_AND_ASSIGN(FrameSender); |
| 180 }; | 177 }; |
| 181 | 178 |
| 182 } // namespace cast | 179 } // namespace cast |
| 183 } // namespace media | 180 } // namespace media |
| 184 | 181 |
| 185 #endif // MEDIA_CAST_SENDER_FRAME_SENDER_H_ | 182 #endif // MEDIA_CAST_SENDER_FRAME_SENDER_H_ |
| OLD | NEW |