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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 // The pipeline is the public API clients use for playing back media. Clients | 5 // The pipeline is the public API clients use for playing back media. Clients |
6 // provide a filter collection containing the filters they want the pipeline to | 6 // provide a filter collection containing the filters they want the pipeline to |
7 // use to render media. | 7 // use to render media. |
8 | 8 |
9 #ifndef MEDIA_BASE_PIPELINE_H_ | 9 #ifndef MEDIA_BASE_PIPELINE_H_ |
10 #define MEDIA_BASE_PIPELINE_H_ | 10 #define MEDIA_BASE_PIPELINE_H_ |
11 | 11 |
12 #include <string> | 12 #include <string> |
13 | 13 |
14 #include "base/callback.h" | 14 #include "base/callback.h" |
15 #include "media/base/filters.h" | 15 #include "media/base/filters.h" |
16 #include "media/base/pipeline_status.h" | 16 #include "media/base/pipeline_status.h" |
17 | 17 |
18 namespace base { | 18 namespace base { |
19 class TimeDelta; | 19 class TimeDelta; |
20 } | 20 } |
21 | 21 |
22 namespace media { | 22 namespace media { |
23 | 23 |
| 24 extern const char kRawMediaScheme[]; |
| 25 |
24 struct PipelineStatistics { | 26 struct PipelineStatistics { |
25 PipelineStatistics() : | 27 PipelineStatistics() : |
26 audio_bytes_decoded(0), | 28 audio_bytes_decoded(0), |
27 video_bytes_decoded(0), | 29 video_bytes_decoded(0), |
28 video_frames_decoded(0), | 30 video_frames_decoded(0), |
29 video_frames_dropped(0) { | 31 video_frames_dropped(0) { |
30 } | 32 } |
31 | 33 |
32 uint32 audio_bytes_decoded; // Should be uint64? | 34 uint32 audio_bytes_decoded; // Should be uint64? |
33 uint32 video_bytes_decoded; // Should be uint64? | 35 uint32 video_bytes_decoded; // Should be uint64? |
34 uint32 video_frames_decoded; | 36 uint32 video_frames_decoded; |
35 uint32 video_frames_dropped; | 37 uint32 video_frames_dropped; |
36 }; | 38 }; |
37 | 39 |
38 class FilterCollection; | 40 class FilterCollection; |
39 | 41 |
40 class Pipeline : public base::RefCountedThreadSafe<Pipeline> { | 42 class Pipeline : public base::RefCountedThreadSafe<Pipeline> { |
41 public: | 43 public: |
42 // Initializes pipeline. Pipeline takes ownership of all callbacks passed | 44 // Initializes pipeline. Pipeline takes ownership of all callbacks passed |
43 // into this method. | 45 // into this method. |
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165 | 167 |
166 protected: | 168 protected: |
167 // Only allow ourselves to be deleted by reference counting. | 169 // Only allow ourselves to be deleted by reference counting. |
168 friend class base::RefCountedThreadSafe<Pipeline>; | 170 friend class base::RefCountedThreadSafe<Pipeline>; |
169 virtual ~Pipeline() {} | 171 virtual ~Pipeline() {} |
170 }; | 172 }; |
171 | 173 |
172 } // namespace media | 174 } // namespace media |
173 | 175 |
174 #endif // MEDIA_BASE_PIPELINE_H_ | 176 #endif // MEDIA_BASE_PIPELINE_H_ |
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