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Side by Side Diff: media/cast/sender/video_sender.h

Issue 1143363005: Revert of [Cast] Compute utilization metrics and add performance overlay. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 7 months ago
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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_SENDER_VIDEO_SENDER_H_ 5 #ifndef MEDIA_CAST_SENDER_VIDEO_SENDER_H_
6 #define MEDIA_CAST_SENDER_VIDEO_SENDER_H_ 6 #define MEDIA_CAST_SENDER_VIDEO_SENDER_H_
7 7
8 #include "base/callback.h" 8 #include "base/callback.h"
9 #include "base/memory/ref_counted.h" 9 #include "base/memory/ref_counted.h"
10 #include "base/memory/scoped_ptr.h" 10 #include "base/memory/scoped_ptr.h"
11 #include "base/memory/weak_ptr.h" 11 #include "base/memory/weak_ptr.h"
12 #include "base/threading/non_thread_safe.h" 12 #include "base/threading/non_thread_safe.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 "media/cast/cast_config.h" 15 #include "media/cast/cast_config.h"
16 #include "media/cast/sender/congestion_control.h" 16 #include "media/cast/sender/congestion_control.h"
17 #include "media/cast/sender/frame_sender.h" 17 #include "media/cast/sender/frame_sender.h"
18 18
19 namespace media { 19 namespace media {
20 20
21 class VideoFrame; 21 class VideoFrame;
22 22
23 namespace cast { 23 namespace cast {
24 24
25 class CastTransportSender; 25 class CastTransportSender;
26 struct SenderEncodedFrame;
27 class VideoEncoder; 26 class VideoEncoder;
28 class VideoFrameFactory; 27 class VideoFrameFactory;
29 28
30 typedef base::Callback<void(base::TimeDelta)> PlayoutDelayChangeCB; 29 typedef base::Callback<void(base::TimeDelta)> PlayoutDelayChangeCB;
31 30
32 // Not thread safe. Only called from the main cast thread. 31 // Not thread safe. Only called from the main cast thread.
33 // This class owns all objects related to sending video, objects that create RTP 32 // This class owns all objects related to sending video, objects that create RTP
34 // packets, congestion control, video encoder, parsing and sending of 33 // packets, congestion control, video encoder, parsing and sending of
35 // RTCP packets. 34 // RTCP packets.
36 // Additionally it posts a bunch of delayed tasks to the main thread for various 35 // Additionally it posts a bunch of delayed tasks to the main thread for various
(...skipping 24 matching lines...) Expand all
61 scoped_ptr<VideoFrameFactory> CreateVideoFrameFactory(); 60 scoped_ptr<VideoFrameFactory> CreateVideoFrameFactory();
62 61
63 protected: 62 protected:
64 int GetNumberOfFramesInEncoder() const final; 63 int GetNumberOfFramesInEncoder() const final;
65 base::TimeDelta GetInFlightMediaDuration() const final; 64 base::TimeDelta GetInFlightMediaDuration() const final;
66 void OnAck(uint32 frame_id) final; 65 void OnAck(uint32 frame_id) final;
67 66
68 private: 67 private:
69 // Called by the |video_encoder_| with the next EncodedFrame to send. 68 // Called by the |video_encoder_| with the next EncodedFrame to send.
70 void OnEncodedVideoFrame(int encoder_bitrate, 69 void OnEncodedVideoFrame(int encoder_bitrate,
71 scoped_ptr<SenderEncodedFrame> encoded_frame); 70 scoped_ptr<EncodedFrame> encoded_frame);
72 71
73 // Encodes media::VideoFrame images into EncodedFrames. Per configuration, 72 // Encodes media::VideoFrame images into EncodedFrames. Per configuration,
74 // this will point to either the internal software-based encoder or a proxy to 73 // this will point to either the internal software-based encoder or a proxy to
75 // a hardware-based encoder. 74 // a hardware-based encoder.
76 scoped_ptr<VideoEncoder> video_encoder_; 75 scoped_ptr<VideoEncoder> video_encoder_;
77 76
78 // The number of frames queued for encoding, but not yet sent. 77 // The number of frames queued for encoding, but not yet sent.
79 int frames_in_encoder_; 78 int frames_in_encoder_;
80 79
81 // The duration of video queued for encoding, but not yet sent. 80 // The duration of video queued for encoding, but not yet sent.
82 base::TimeDelta duration_in_encoder_; 81 base::TimeDelta duration_in_encoder_;
83 82
84 // The timestamp of the frame that was last enqueued in |video_encoder_|. 83 // The timestamp of the frame that was last enqueued in |video_encoder_|.
85 RtpTimestamp last_enqueued_frame_rtp_timestamp_; 84 RtpTimestamp last_enqueued_frame_rtp_timestamp_;
86 base::TimeTicks last_enqueued_frame_reference_time_; 85 base::TimeTicks last_enqueued_frame_reference_time_;
87 86
88 // Remember what we set the bitrate to before, no need to set it again if 87 // Remember what we set the bitrate to before, no need to set it again if
89 // we get the same value. 88 // we get the same value.
90 uint32 last_bitrate_; 89 uint32 last_bitrate_;
91 90
92 PlayoutDelayChangeCB playout_delay_change_cb_; 91 PlayoutDelayChangeCB playout_delay_change_cb_;
93 92
94 // The video encoder's performance metrics as of the last call to
95 // OnEncodedVideoFrame(). See header file comments for SenderEncodedFrame for
96 // an explanation of these values.
97 double last_reported_deadline_utilization_;
98 double last_reported_lossy_utilization_;
99
100 // NOTE: Weak pointers must be invalidated before all other member variables. 93 // NOTE: Weak pointers must be invalidated before all other member variables.
101 base::WeakPtrFactory<VideoSender> weak_factory_; 94 base::WeakPtrFactory<VideoSender> weak_factory_;
102 95
103 DISALLOW_COPY_AND_ASSIGN(VideoSender); 96 DISALLOW_COPY_AND_ASSIGN(VideoSender);
104 }; 97 };
105 98
106 } // namespace cast 99 } // namespace cast
107 } // namespace media 100 } // namespace media
108 101
109 #endif // MEDIA_CAST_SENDER_VIDEO_SENDER_H_ 102 #endif // MEDIA_CAST_SENDER_VIDEO_SENDER_H_
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