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1 /* | 1 /* |
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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34 namespace video_coding { | 34 namespace video_coding { |
35 | 35 |
36 class FrameBuffer { | 36 class FrameBuffer { |
37 public: | 37 public: |
38 enum ReturnReason { kFrameFound, kTimeout, kStopped }; | 38 enum ReturnReason { kFrameFound, kTimeout, kStopped }; |
39 | 39 |
40 FrameBuffer(Clock* clock, | 40 FrameBuffer(Clock* clock, |
41 VCMJitterEstimator* jitter_estimator, | 41 VCMJitterEstimator* jitter_estimator, |
42 VCMTiming* timing); | 42 VCMTiming* timing); |
43 | 43 |
| 44 ~FrameBuffer(); |
| 45 |
44 // Insert a frame into the frame buffer. Returns the picture id | 46 // Insert a frame into the frame buffer. Returns the picture id |
45 // of the last continuous frame or -1 if there is no continuous frame. | 47 // of the last continuous frame or -1 if there is no continuous frame. |
46 int InsertFrame(std::unique_ptr<FrameObject> frame); | 48 int InsertFrame(std::unique_ptr<FrameObject> frame); |
47 | 49 |
48 // Get the next frame for decoding. Will return at latest after | 50 // Get the next frame for decoding. Will return at latest after |
49 // |max_wait_time_ms|. | 51 // |max_wait_time_ms|. |
50 // - If a frame is available within |max_wait_time_ms| it will return | 52 // - If a frame is available within |max_wait_time_ms| it will return |
51 // kFrameFound and set |frame_out| to the resulting frame. | 53 // kFrameFound and set |frame_out| to the resulting frame. |
52 // - If no frame is available after |max_wait_time_ms| it will return | 54 // - If no frame is available after |max_wait_time_ms| it will return |
53 // kTimeout. | 55 // kTimeout. |
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130 void AdvanceLastDecodedFrame(FrameMap::iterator decoded) | 132 void AdvanceLastDecodedFrame(FrameMap::iterator decoded) |
131 EXCLUSIVE_LOCKS_REQUIRED(crit_); | 133 EXCLUSIVE_LOCKS_REQUIRED(crit_); |
132 | 134 |
133 // Update the corresponding FrameInfo of |frame| and all FrameInfos that | 135 // Update the corresponding FrameInfo of |frame| and all FrameInfos that |
134 // |frame| references. | 136 // |frame| references. |
135 // Return false if |frame| will never be decodable, true otherwise. | 137 // Return false if |frame| will never be decodable, true otherwise. |
136 bool UpdateFrameInfoWithIncomingFrame(const FrameObject& frame, | 138 bool UpdateFrameInfoWithIncomingFrame(const FrameObject& frame, |
137 FrameMap::iterator info) | 139 FrameMap::iterator info) |
138 EXCLUSIVE_LOCKS_REQUIRED(crit_); | 140 EXCLUSIVE_LOCKS_REQUIRED(crit_); |
139 | 141 |
| 142 void UpdateHistograms() const; |
| 143 |
140 FrameMap frames_ GUARDED_BY(crit_); | 144 FrameMap frames_ GUARDED_BY(crit_); |
141 | 145 |
142 rtc::CriticalSection crit_; | 146 rtc::CriticalSection crit_; |
143 Clock* const clock_; | 147 Clock* const clock_; |
144 rtc::Event new_countinuous_frame_event_; | 148 rtc::Event new_countinuous_frame_event_; |
145 VCMJitterEstimator* const jitter_estimator_ GUARDED_BY(crit_); | 149 VCMJitterEstimator* const jitter_estimator_ GUARDED_BY(crit_); |
146 VCMTiming* const timing_ GUARDED_BY(crit_); | 150 VCMTiming* const timing_ GUARDED_BY(crit_); |
147 VCMInterFrameDelay inter_frame_delay_ GUARDED_BY(crit_); | 151 VCMInterFrameDelay inter_frame_delay_ GUARDED_BY(crit_); |
148 FrameMap::iterator last_decoded_frame_it_ GUARDED_BY(crit_); | 152 FrameMap::iterator last_decoded_frame_it_ GUARDED_BY(crit_); |
149 FrameMap::iterator last_continuous_frame_it_ GUARDED_BY(crit_); | 153 FrameMap::iterator last_continuous_frame_it_ GUARDED_BY(crit_); |
150 int num_frames_history_ GUARDED_BY(crit_); | 154 int num_frames_history_ GUARDED_BY(crit_); |
151 int num_frames_buffered_ GUARDED_BY(crit_); | 155 int num_frames_buffered_ GUARDED_BY(crit_); |
152 bool stopped_ GUARDED_BY(crit_); | 156 bool stopped_ GUARDED_BY(crit_); |
153 VCMVideoProtection protection_mode_ GUARDED_BY(crit_); | 157 VCMVideoProtection protection_mode_ GUARDED_BY(crit_); |
| 158 int num_total_frames_ GUARDED_BY(crit_); |
| 159 int num_key_frames_ GUARDED_BY(crit_); |
154 | 160 |
155 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(FrameBuffer); | 161 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(FrameBuffer); |
156 }; | 162 }; |
157 | 163 |
158 } // namespace video_coding | 164 } // namespace video_coding |
159 } // namespace webrtc | 165 } // namespace webrtc |
160 | 166 |
161 #endif // WEBRTC_MODULES_VIDEO_CODING_FRAME_BUFFER2_H_ | 167 #endif // WEBRTC_MODULES_VIDEO_CODING_FRAME_BUFFER2_H_ |
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