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Side by Side Diff: media/base/pipeline_impl.h

Issue 8661002: Fire CanPlayThrough immediately for local and streaming media files (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 9 years, 1 month ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 // Implementation of Pipeline & PipelineStatusNotification (an async-to-sync 5 // Implementation of Pipeline & PipelineStatusNotification (an async-to-sync
6 // callback adapter). 6 // callback adapter).
7 7
8 #ifndef MEDIA_BASE_PIPELINE_IMPL_H_ 8 #ifndef MEDIA_BASE_PIPELINE_IMPL_H_
9 #define MEDIA_BASE_PIPELINE_IMPL_H_ 9 #define MEDIA_BASE_PIPELINE_IMPL_H_
10 10
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118 virtual void SetPlaybackRate(float playback_rate) OVERRIDE; 118 virtual void SetPlaybackRate(float playback_rate) OVERRIDE;
119 virtual float GetVolume() const OVERRIDE; 119 virtual float GetVolume() const OVERRIDE;
120 virtual void SetVolume(float volume) OVERRIDE; 120 virtual void SetVolume(float volume) OVERRIDE;
121 virtual void SetPreload(Preload preload) OVERRIDE; 121 virtual void SetPreload(Preload preload) OVERRIDE;
122 virtual base::TimeDelta GetCurrentTime() const OVERRIDE; 122 virtual base::TimeDelta GetCurrentTime() const OVERRIDE;
123 virtual base::TimeDelta GetBufferedTime() OVERRIDE; 123 virtual base::TimeDelta GetBufferedTime() OVERRIDE;
124 virtual base::TimeDelta GetMediaDuration() const OVERRIDE; 124 virtual base::TimeDelta GetMediaDuration() const OVERRIDE;
125 virtual int64 GetBufferedBytes() const OVERRIDE; 125 virtual int64 GetBufferedBytes() const OVERRIDE;
126 virtual int64 GetTotalBytes() const OVERRIDE; 126 virtual int64 GetTotalBytes() const OVERRIDE;
127 virtual void GetNaturalVideoSize(gfx::Size* out_size) const OVERRIDE; 127 virtual void GetNaturalVideoSize(gfx::Size* out_size) const OVERRIDE;
128 virtual void SetMediaStream(bool is_media_stream) OVERRIDE;
128 virtual bool IsStreaming() const OVERRIDE; 129 virtual bool IsStreaming() const OVERRIDE;
129 virtual bool IsLoaded() const OVERRIDE; 130 virtual bool IsLoaded() const OVERRIDE;
130 virtual PipelineStatistics GetStatistics() const OVERRIDE; 131 virtual PipelineStatistics GetStatistics() const OVERRIDE;
131 132
132 void SetClockForTesting(Clock* clock); 133 void SetClockForTesting(Clock* clock);
133 134
134 private: 135 private:
135 friend class MediaLog; 136 friend class MediaLog;
136 137
137 // Pipeline states, as described above. 138 // Pipeline states, as described above.
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378 379
379 // Amount of available buffered data. Set by filters. 380 // Amount of available buffered data. Set by filters.
380 int64 buffered_bytes_; 381 int64 buffered_bytes_;
381 382
382 // Total size of the media. Set by filters. 383 // Total size of the media. Set by filters.
383 int64 total_bytes_; 384 int64 total_bytes_;
384 385
385 // Video's natural width and height. Set by filters. 386 // Video's natural width and height. Set by filters.
386 gfx::Size natural_size_; 387 gfx::Size natural_size_;
387 388
388 // Sets by the filters to indicate whether the data source is a streaming 389 // Set by the filters to indicate whether the data source is a streaming
389 // source. 390 // source.
390 bool streaming_; 391 bool streaming_;
391 392
393 // Set by pipeline client to indicate whether the data source is a
394 // MediaStream.
395 bool media_stream_;
396
392 // Sets by the filters to indicate whether the data source is a fully 397 // Sets by the filters to indicate whether the data source is a fully
393 // loaded source. 398 // loaded source.
394 bool loaded_; 399 bool loaded_;
395 400
396 // Current volume level (from 0.0f to 1.0f). This value is set immediately 401 // Current volume level (from 0.0f to 1.0f). This value is set immediately
397 // via SetVolume() and a task is dispatched on the message loop to notify the 402 // via SetVolume() and a task is dispatched on the message loop to notify the
398 // filters. 403 // filters.
399 float volume_; 404 float volume_;
400 405
401 // Current value of preload attribute. This value is set immediately via 406 // Current value of preload attribute. This value is set immediately via
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495 bool is_downloading_data_; 500 bool is_downloading_data_;
496 501
497 FRIEND_TEST_ALL_PREFIXES(PipelineImplTest, GetBufferedTime); 502 FRIEND_TEST_ALL_PREFIXES(PipelineImplTest, GetBufferedTime);
498 503
499 DISALLOW_COPY_AND_ASSIGN(PipelineImpl); 504 DISALLOW_COPY_AND_ASSIGN(PipelineImpl);
500 }; 505 };
501 506
502 } // namespace media 507 } // namespace media
503 508
504 #endif // MEDIA_BASE_PIPELINE_IMPL_H_ 509 #endif // MEDIA_BASE_PIPELINE_IMPL_H_
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