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Side by Side Diff: remoting/protocol/capture_scheduler.h

Issue 1811833002: Show max latency on client's status bar (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 9 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 REMOTING_PROTOCOL_CAPTURE_SCHEDULER_H_ 5 #ifndef REMOTING_PROTOCOL_CAPTURE_SCHEDULER_H_
6 #define REMOTING_PROTOCOL_CAPTURE_SCHEDULER_H_ 6 #define REMOTING_PROTOCOL_CAPTURE_SCHEDULER_H_
7 7
8 #include <stdint.h> 8 #include <stdint.h>
9 9
10 #include "base/callback.h" 10 #include "base/callback.h"
11 #include "base/macros.h" 11 #include "base/macros.h"
12 #include "base/threading/thread_checker.h" 12 #include "base/threading/thread_checker.h"
13 #include "base/time/tick_clock.h" 13 #include "base/time/tick_clock.h"
14 #include "base/time/time.h" 14 #include "base/time/time.h"
15 #include "base/timer/timer.h" 15 #include "base/timer/timer.h"
16 #include "remoting/base/running_average.h" 16 #include "remoting/base/running_samples.h"
17 #include "remoting/protocol/video_feedback_stub.h" 17 #include "remoting/protocol/video_feedback_stub.h"
18 18
19 namespace remoting { 19 namespace remoting {
20 20
21 class VideoPacket; 21 class VideoPacket;
22 22
23 namespace protocol { 23 namespace protocol {
24 24
25 // CaptureScheduler is used by the VideoFramePump to schedule frame capturer, 25 // CaptureScheduler is used by the VideoFramePump to schedule frame capturer,
26 // taking into account capture delay, encoder delay, network bandwidth, etc. 26 // taking into account capture delay, encoder delay, network bandwidth, etc.
(...skipping 54 matching lines...) Expand 10 before | Expand all | Expand 10 after
81 scoped_ptr<base::TickClock> tick_clock_; 81 scoped_ptr<base::TickClock> tick_clock_;
82 82
83 // Timer used to schedule CaptureNextFrame(). 83 // Timer used to schedule CaptureNextFrame().
84 scoped_ptr<base::Timer> capture_timer_; 84 scoped_ptr<base::Timer> capture_timer_;
85 85
86 // Minimum interval between frames that determines maximum possible framerate. 86 // Minimum interval between frames that determines maximum possible framerate.
87 base::TimeDelta minimum_interval_; 87 base::TimeDelta minimum_interval_;
88 88
89 int num_of_processors_; 89 int num_of_processors_;
90 90
91 RunningAverage capture_time_; 91 RunningSamples capture_time_;
92 RunningAverage encode_time_; 92 RunningSamples encode_time_;
93 93
94 // Number of frames pending encoding. 94 // Number of frames pending encoding.
95 int num_encoding_frames_; 95 int num_encoding_frames_;
96 96
97 // Number of outgoing frames for which we haven't received an acknowledgment. 97 // Number of outgoing frames for which we haven't received an acknowledgment.
98 int num_unacknowledged_frames_; 98 int num_unacknowledged_frames_;
99 99
100 // Set to true when capture is pending. 100 // Set to true when capture is pending.
101 bool capture_pending_; 101 bool capture_pending_;
102 102
103 // Time at which the last capture started. Used to schedule |capture_timer_|. 103 // Time at which the last capture started. Used to schedule |capture_timer_|.
104 base::TimeTicks last_capture_started_time_; 104 base::TimeTicks last_capture_started_time_;
105 105
106 bool is_paused_; 106 bool is_paused_;
107 107
108 // Frame ID to be assigned to the next outgoing video frame. 108 // Frame ID to be assigned to the next outgoing video frame.
109 uint32_t next_frame_id_; 109 uint32_t next_frame_id_;
110 110
111 base::ThreadChecker thread_checker_; 111 base::ThreadChecker thread_checker_;
112 112
113 DISALLOW_COPY_AND_ASSIGN(CaptureScheduler); 113 DISALLOW_COPY_AND_ASSIGN(CaptureScheduler);
114 }; 114 };
115 115
116 } // namespace protocol 116 } // namespace protocol
117 } // namespace remoting 117 } // namespace remoting
118 118
119 #endif // REMOTING_PROTOCOL_CAPTURE_SCHEDULER_H_ 119 #endif // REMOTING_PROTOCOL_CAPTURE_SCHEDULER_H_
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