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 #ifndef MEDIA_CAST_RECEIVER_FRAME_RECEIVER_H_ | 5 #ifndef MEDIA_CAST_RECEIVER_FRAME_RECEIVER_H_ |
6 #define MEDIA_CAST_RECEIVER_FRAME_RECEIVER_H_ | 6 #define MEDIA_CAST_RECEIVER_FRAME_RECEIVER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
11 #include <list> | 11 #include <list> |
| 12 #include <memory> |
12 | 13 |
13 #include "base/macros.h" | 14 #include "base/macros.h" |
14 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
15 #include "base/memory/scoped_ptr.h" | |
16 #include "base/memory/weak_ptr.h" | 16 #include "base/memory/weak_ptr.h" |
17 #include "base/time/time.h" | 17 #include "base/time/time.h" |
18 #include "media/cast/cast_receiver.h" | 18 #include "media/cast/cast_receiver.h" |
19 #include "media/cast/common/clock_drift_smoother.h" | 19 #include "media/cast/common/clock_drift_smoother.h" |
20 #include "media/cast/common/rtp_time.h" | 20 #include "media/cast/common/rtp_time.h" |
21 #include "media/cast/common/transport_encryption_handler.h" | 21 #include "media/cast/common/transport_encryption_handler.h" |
22 #include "media/cast/logging/logging_defines.h" | 22 #include "media/cast/logging/logging_defines.h" |
23 #include "media/cast/net/rtcp/receiver_rtcp_event_subscriber.h" | 23 #include "media/cast/net/rtcp/receiver_rtcp_event_subscriber.h" |
24 #include "media/cast/net/rtcp/receiver_rtcp_session.h" | 24 #include "media/cast/net/rtcp/receiver_rtcp_session.h" |
25 #include "media/cast/net/rtp/framer.h" | 25 #include "media/cast/net/rtp/framer.h" |
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
61 ~FrameReceiver() final; | 61 ~FrameReceiver() final; |
62 | 62 |
63 // Request an encoded frame. | 63 // Request an encoded frame. |
64 // | 64 // |
65 // The given |callback| is guaranteed to be run at some point in the future, | 65 // The given |callback| is guaranteed to be run at some point in the future, |
66 // except for those requests still enqueued at destruction time. | 66 // except for those requests still enqueued at destruction time. |
67 void RequestEncodedFrame(const ReceiveEncodedFrameCallback& callback); | 67 void RequestEncodedFrame(const ReceiveEncodedFrameCallback& callback); |
68 | 68 |
69 // Called to deliver another packet, possibly a duplicate, and possibly | 69 // Called to deliver another packet, possibly a duplicate, and possibly |
70 // out-of-order. Returns true if the parsing of the packet succeeded. | 70 // out-of-order. Returns true if the parsing of the packet succeeded. |
71 bool ProcessPacket(scoped_ptr<Packet> packet); | 71 bool ProcessPacket(std::unique_ptr<Packet> packet); |
72 | 72 |
73 protected: | 73 protected: |
74 friend class FrameReceiverTest; // Invokes ProcessParsedPacket(). | 74 friend class FrameReceiverTest; // Invokes ProcessParsedPacket(). |
75 | 75 |
76 void ProcessParsedPacket(const RtpCastHeader& rtp_header, | 76 void ProcessParsedPacket(const RtpCastHeader& rtp_header, |
77 const uint8_t* payload_data, | 77 const uint8_t* payload_data, |
78 size_t payload_size); | 78 size_t payload_size); |
79 | 79 |
80 // RtpPayloadFeedback implementation. | 80 // RtpPayloadFeedback implementation. |
81 void CastFeedback(const RtcpCastMessage& cast_message) final; | 81 void CastFeedback(const RtcpCastMessage& cast_message) final; |
82 | 82 |
83 private: | 83 private: |
84 // Processes ready-to-consume packets from |framer_|, decrypting each packet's | 84 // Processes ready-to-consume packets from |framer_|, decrypting each packet's |
85 // payload data, and then running the enqueued callbacks in order (one for | 85 // payload data, and then running the enqueued callbacks in order (one for |
86 // each packet). This method may post a delayed task to re-invoke itself in | 86 // each packet). This method may post a delayed task to re-invoke itself in |
87 // the future to wait for missing/incomplete frames. | 87 // the future to wait for missing/incomplete frames. |
88 void EmitAvailableEncodedFrames(); | 88 void EmitAvailableEncodedFrames(); |
89 | 89 |
90 // Clears the |is_waiting_for_consecutive_frame_| flag and invokes | 90 // Clears the |is_waiting_for_consecutive_frame_| flag and invokes |
91 // EmitAvailableEncodedFrames(). | 91 // EmitAvailableEncodedFrames(). |
92 void EmitAvailableEncodedFramesAfterWaiting(); | 92 void EmitAvailableEncodedFramesAfterWaiting(); |
93 | 93 |
94 // Helper that runs |callback|, passing ownership of |encoded_frame| to it. | 94 // Helper that runs |callback|, passing ownership of |encoded_frame| to it. |
95 // This method is used by EmitAvailableEncodedFrames() to return to the event | 95 // This method is used by EmitAvailableEncodedFrames() to return to the event |
96 // loop, but make sure that FrameReceiver is still alive before the callback | 96 // loop, but make sure that FrameReceiver is still alive before the callback |
97 // is run. | 97 // is run. |
98 void EmitOneFrame(const ReceiveEncodedFrameCallback& callback, | 98 void EmitOneFrame(const ReceiveEncodedFrameCallback& callback, |
99 scoped_ptr<EncodedFrame> encoded_frame) const; | 99 std::unique_ptr<EncodedFrame> encoded_frame) const; |
100 | 100 |
101 // Computes the playout time for a frame with the given |rtp_timestamp|. | 101 // Computes the playout time for a frame with the given |rtp_timestamp|. |
102 // Because lip-sync info is refreshed regularly, calling this method with the | 102 // Because lip-sync info is refreshed regularly, calling this method with the |
103 // same argument may return different results. | 103 // same argument may return different results. |
104 base::TimeTicks GetPlayoutTime(const EncodedFrame& frame) const; | 104 base::TimeTicks GetPlayoutTime(const EncodedFrame& frame) const; |
105 | 105 |
106 // Schedule timing for the next cast message. | 106 // Schedule timing for the next cast message. |
107 void ScheduleNextCastMessage(); | 107 void ScheduleNextCastMessage(); |
108 | 108 |
109 // Schedule timing for the next RTCP report. | 109 // Schedule timing for the next RTCP report. |
(...skipping 93 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
203 // NOTE: Weak pointers must be invalidated before all other member variables. | 203 // NOTE: Weak pointers must be invalidated before all other member variables. |
204 base::WeakPtrFactory<FrameReceiver> weak_factory_; | 204 base::WeakPtrFactory<FrameReceiver> weak_factory_; |
205 | 205 |
206 DISALLOW_COPY_AND_ASSIGN(FrameReceiver); | 206 DISALLOW_COPY_AND_ASSIGN(FrameReceiver); |
207 }; | 207 }; |
208 | 208 |
209 } // namespace cast | 209 } // namespace cast |
210 } // namespace media | 210 } // namespace media |
211 | 211 |
212 #endif // MEDIA_CAST_RECEIVER_FRAME_RECEIVER_H_ | 212 #endif // MEDIA_CAST_RECEIVER_FRAME_RECEIVER_H_ |
OLD | NEW |