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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_BLINK_WEBMEDIAPLAYER_IMPL_H_ | 5 #ifndef MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_ |
6 #define MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_ | 6 #define MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <string> | 11 #include <string> |
12 #include <vector> | 12 #include <vector> |
13 | 13 |
14 #include "base/cancelable_callback.h" | 14 #include "base/cancelable_callback.h" |
15 #include "base/compiler_specific.h" | 15 #include "base/compiler_specific.h" |
16 #include "base/macros.h" | 16 #include "base/macros.h" |
17 #include "base/memory/linked_ptr.h" | 17 #include "base/memory/linked_ptr.h" |
18 #include "base/memory/ref_counted.h" | 18 #include "base/memory/ref_counted.h" |
19 #include "base/memory/weak_ptr.h" | 19 #include "base/memory/weak_ptr.h" |
| 20 #include "base/optional.h" |
20 #include "base/threading/thread.h" | 21 #include "base/threading/thread.h" |
21 #include "base/time/default_tick_clock.h" | 22 #include "base/time/default_tick_clock.h" |
| 23 #include "base/time/time.h" |
22 #include "base/timer/elapsed_timer.h" | 24 #include "base/timer/elapsed_timer.h" |
23 #include "base/timer/timer.h" | 25 #include "base/timer/timer.h" |
24 #include "build/build_config.h" | 26 #include "build/build_config.h" |
25 #include "media/base/media_observer.h" | 27 #include "media/base/media_observer.h" |
26 #include "media/base/media_tracks.h" | 28 #include "media/base/media_tracks.h" |
27 #include "media/base/pipeline_impl.h" | 29 #include "media/base/pipeline_impl.h" |
28 #include "media/base/renderer_factory.h" | 30 #include "media/base/renderer_factory.h" |
29 #include "media/base/surface_manager.h" | 31 #include "media/base/surface_manager.h" |
30 #include "media/base/text_track.h" | 32 #include "media/base/text_track.h" |
31 #include "media/blink/buffered_data_source_host_impl.h" | 33 #include "media/blink/buffered_data_source_host_impl.h" |
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388 void DisableVideoTrackIfNeeded(); | 390 void DisableVideoTrackIfNeeded(); |
389 | 391 |
390 // Enables the video track if it was disabled before to save power. | 392 // Enables the video track if it was disabled before to save power. |
391 // Must be called when either of the following happens: | 393 // Must be called when either of the following happens: |
392 // - right after the video was shown, | 394 // - right after the video was shown, |
393 // - right before the pipeline is requested to resume | 395 // - right before the pipeline is requested to resume |
394 // (see https://crbug.com/678374), | 396 // (see https://crbug.com/678374), |
395 // - right after the pipeline has resumed if the video is not hidden. | 397 // - right after the pipeline has resumed if the video is not hidden. |
396 void EnableVideoTrackIfNeeded(); | 398 void EnableVideoTrackIfNeeded(); |
397 | 399 |
| 400 // Overrides the pipeline statistics returned by GetStatistics() for tests. |
| 401 void SetPipelineStatisticsForTest(const PipelineStatistics& stats); |
| 402 |
| 403 // Returns the pipeline statistics or the value overridden by tests. |
| 404 PipelineStatistics GetPipelineStatistics() const; |
| 405 |
398 blink::WebLocalFrame* frame_; | 406 blink::WebLocalFrame* frame_; |
399 | 407 |
400 // The playback state last reported to |delegate_|, to avoid setting duplicate | 408 // The playback state last reported to |delegate_|, to avoid setting duplicate |
401 // states. (Which can have undesired effects like resetting the idle timer.) | 409 // states. (Which can have undesired effects like resetting the idle timer.) |
402 DelegateState delegate_state_; | 410 DelegateState delegate_state_; |
403 | 411 |
404 // Set when OnSuspendRequested() is called with |must_suspend| unset. | 412 // Set when OnSuspendRequested() is called with |must_suspend| unset. |
405 bool is_idle_; | 413 bool is_idle_; |
406 | 414 |
407 // Set when OnSuspendRequested() is called with |must_suspend| set. | 415 // Set when OnSuspendRequested() is called with |must_suspend| set. |
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616 base::TimeTicks last_time_loading_progressed_; | 624 base::TimeTicks last_time_loading_progressed_; |
617 | 625 |
618 std::unique_ptr<base::TickClock> tick_clock_; | 626 std::unique_ptr<base::TickClock> tick_clock_; |
619 | 627 |
620 // Monitors the player events. | 628 // Monitors the player events. |
621 base::WeakPtr<MediaObserver> observer_; | 629 base::WeakPtr<MediaObserver> observer_; |
622 | 630 |
623 // Whether the player is currently in autoplay muted state. | 631 // Whether the player is currently in autoplay muted state. |
624 bool autoplay_muted_ = false; | 632 bool autoplay_muted_ = false; |
625 | 633 |
| 634 // The maximum video keyframe distance that allows triggering background |
| 635 // playback optimizations. |
| 636 // 10 seconds by default but can be overridden by a Finch experiment. |
| 637 base::TimeDelta max_keyframe_distance_to_disable_background_video_ = |
| 638 base::TimeDelta::FromSeconds(10); |
| 639 |
626 // Whether disabled the video track as an optimization. | 640 // Whether disabled the video track as an optimization. |
627 bool video_track_disabled_ = false; | 641 bool video_track_disabled_ = false; |
628 | 642 |
629 // Whether the pipeline is being resumed at the moment. | 643 // Whether the pipeline is being resumed at the moment. |
630 bool is_pipeline_resuming_ = false; | 644 bool is_pipeline_resuming_ = false; |
631 | 645 |
| 646 // Pipeline statistics overridden by tests. |
| 647 base::Optional<PipelineStatistics> pipeline_statistics_for_test_; |
| 648 |
632 DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl); | 649 DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl); |
633 }; | 650 }; |
634 | 651 |
635 } // namespace media | 652 } // namespace media |
636 | 653 |
637 #endif // MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_ | 654 #endif // MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_ |
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