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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 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 |
11 #ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_ |
12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_ | 12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_ |
13 | 13 |
14 #include <stddef.h> | 14 #include <stddef.h> |
15 | 15 |
16 #include "webrtc/base/constructormagic.h" | 16 #include "webrtc/rtc_base/constructormagic.h" |
17 | 17 |
18 namespace webrtc { | 18 namespace webrtc { |
19 | 19 |
20 class BufferLevelFilter { | 20 class BufferLevelFilter { |
21 public: | 21 public: |
22 BufferLevelFilter(); | 22 BufferLevelFilter(); |
23 virtual ~BufferLevelFilter() {} | 23 virtual ~BufferLevelFilter() {} |
24 virtual void Reset(); | 24 virtual void Reset(); |
25 | 25 |
26 // Updates the filter. Current buffer size is |buffer_size_packets| (Q0). | 26 // Updates the filter. Current buffer size is |buffer_size_packets| (Q0). |
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40 | 40 |
41 private: | 41 private: |
42 int level_factor_; // Filter factor for the buffer level filter in Q8. | 42 int level_factor_; // Filter factor for the buffer level filter in Q8. |
43 int filtered_current_level_; // Filtered current buffer level in Q8. | 43 int filtered_current_level_; // Filtered current buffer level in Q8. |
44 | 44 |
45 RTC_DISALLOW_COPY_AND_ASSIGN(BufferLevelFilter); | 45 RTC_DISALLOW_COPY_AND_ASSIGN(BufferLevelFilter); |
46 }; | 46 }; |
47 | 47 |
48 } // namespace webrtc | 48 } // namespace webrtc |
49 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_ | 49 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_ |
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