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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_BASE_ANDROID_MEDIA_DECODER_JOB_H_ | 5 #ifndef MEDIA_BASE_ANDROID_MEDIA_DECODER_JOB_H_ |
6 #define MEDIA_BASE_ANDROID_MEDIA_DECODER_JOB_H_ | 6 #define MEDIA_BASE_ANDROID_MEDIA_DECODER_JOB_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "base/time/time.h" | 10 #include "base/time/time.h" |
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101 virtual bool HasStream() const = 0; | 101 virtual bool HasStream() const = 0; |
102 | 102 |
103 void SetDrmBridge(MediaDrmBridge* drm_bridge); | 103 void SetDrmBridge(MediaDrmBridge* drm_bridge); |
104 | 104 |
105 bool is_decoding() const { return !decode_cb_.is_null(); } | 105 bool is_decoding() const { return !decode_cb_.is_null(); } |
106 | 106 |
107 bool is_content_encrypted() const { return is_content_encrypted_; } | 107 bool is_content_encrypted() const { return is_content_encrypted_; } |
108 | 108 |
109 bool prerolling() const { return prerolling_; } | 109 bool prerolling() const { return prerolling_; } |
110 | 110 |
| 111 // Returns true if this object has data to decode. |
| 112 bool HasData() const; |
| 113 |
111 protected: | 114 protected: |
112 // Creates a new MediaDecoderJob instance. | 115 // Creates a new MediaDecoderJob instance. |
113 // |decoder_task_runner| - Thread on which the decoder task will run. | 116 // |decoder_task_runner| - Thread on which the decoder task will run. |
114 // |request_data_cb| - Callback to request more data for the decoder. | 117 // |request_data_cb| - Callback to request more data for the decoder. |
115 // |config_changed_cb| - Callback to inform the caller that | 118 // |config_changed_cb| - Callback to inform the caller that |
116 // demuxer config has changed. | 119 // demuxer config has changed. |
117 MediaDecoderJob( | 120 MediaDecoderJob( |
118 const scoped_refptr<base::SingleThreadTaskRunner>& decoder_task_runner, | 121 const scoped_refptr<base::SingleThreadTaskRunner>& decoder_task_runner, |
119 const base::Closure& request_data_cb, | 122 const base::Closure& request_data_cb, |
120 const base::Closure& config_changed_cb); | 123 const base::Closure& config_changed_cb); |
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155 | 158 |
156 private: | 159 private: |
157 friend class MediaSourcePlayerTest; | 160 friend class MediaSourcePlayerTest; |
158 | 161 |
159 // Causes this instance to be deleted on the thread it is bound to. | 162 // Causes this instance to be deleted on the thread it is bound to. |
160 void Release(); | 163 void Release(); |
161 | 164 |
162 // Queues an access unit into |media_codec_bridge_|'s input buffer. | 165 // Queues an access unit into |media_codec_bridge_|'s input buffer. |
163 MediaCodecStatus QueueInputBuffer(const AccessUnit& unit); | 166 MediaCodecStatus QueueInputBuffer(const AccessUnit& unit); |
164 | 167 |
165 // Returns true if this object has data to decode. | |
166 bool HasData() const; | |
167 | |
168 // Initiates a request for more data. | 168 // Initiates a request for more data. |
169 // |done_cb| is called when more data is available in |received_data_|. | 169 // |done_cb| is called when more data is available in |received_data_|. |
170 void RequestData(const base::Closure& done_cb); | 170 void RequestData(const base::Closure& done_cb); |
171 | 171 |
172 // Posts a task to start decoding the current access unit in |received_data_|. | 172 // Posts a task to start decoding the current access unit in |received_data_|. |
173 void DecodeCurrentAccessUnit( | 173 void DecodeCurrentAccessUnit( |
174 base::TimeTicks start_time_ticks, | 174 base::TimeTicks start_time_ticks, |
175 base::TimeDelta start_presentation_timestamp); | 175 base::TimeDelta start_presentation_timestamp); |
176 | 176 |
177 // Helper function to decode data on |decoder_task_runner_|. |unit| contains | 177 // Helper function to decode data on |decoder_task_runner_|. |unit| contains |
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352 // This access unit is passed to the decoder during config changes to drain | 352 // This access unit is passed to the decoder during config changes to drain |
353 // the decoder. | 353 // the decoder. |
354 AccessUnit eos_unit_; | 354 AccessUnit eos_unit_; |
355 | 355 |
356 DISALLOW_IMPLICIT_CONSTRUCTORS(MediaDecoderJob); | 356 DISALLOW_IMPLICIT_CONSTRUCTORS(MediaDecoderJob); |
357 }; | 357 }; |
358 | 358 |
359 } // namespace media | 359 } // namespace media |
360 | 360 |
361 #endif // MEDIA_BASE_ANDROID_MEDIA_DECODER_JOB_H_ | 361 #endif // MEDIA_BASE_ANDROID_MEDIA_DECODER_JOB_H_ |
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