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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_RANDOM_VECTOR_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_ |
12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_ | 12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_ |
13 | 13 |
14 #include <string.h> // size_t | 14 #include <string.h> // size_t |
15 | 15 |
16 #include "webrtc/rtc_base/constructormagic.h" | 16 #include "webrtc/base/constructormagic.h" |
17 #include "webrtc/typedefs.h" | 17 #include "webrtc/typedefs.h" |
18 | 18 |
19 namespace webrtc { | 19 namespace webrtc { |
20 | 20 |
21 // This class generates pseudo-random samples. | 21 // This class generates pseudo-random samples. |
22 class RandomVector { | 22 class RandomVector { |
23 public: | 23 public: |
24 static const size_t kRandomTableSize = 256; | 24 static const size_t kRandomTableSize = 256; |
25 static const int16_t kRandomTable[kRandomTableSize]; | 25 static const int16_t kRandomTable[kRandomTableSize]; |
26 | 26 |
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41 | 41 |
42 private: | 42 private: |
43 uint32_t seed_; | 43 uint32_t seed_; |
44 int16_t seed_increment_; | 44 int16_t seed_increment_; |
45 | 45 |
46 RTC_DISALLOW_COPY_AND_ASSIGN(RandomVector); | 46 RTC_DISALLOW_COPY_AND_ASSIGN(RandomVector); |
47 }; | 47 }; |
48 | 48 |
49 } // namespace webrtc | 49 } // namespace webrtc |
50 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_ | 50 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_ |
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