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1 /* | 1 /* |
2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2014 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_COMMON_AUDIO_WINDOW_GENERATOR_H_ | 11 #ifndef WEBRTC_COMMON_AUDIO_WINDOW_GENERATOR_H_ |
12 #define WEBRTC_COMMON_AUDIO_WINDOW_GENERATOR_H_ | 12 #define WEBRTC_COMMON_AUDIO_WINDOW_GENERATOR_H_ |
13 | 13 |
| 14 #include <stddef.h> |
| 15 |
14 #include "webrtc/base/constructormagic.h" | 16 #include "webrtc/base/constructormagic.h" |
15 | 17 |
16 namespace webrtc { | 18 namespace webrtc { |
17 | 19 |
18 // Helper class with generators for various signal transform windows. | 20 // Helper class with generators for various signal transform windows. |
19 class WindowGenerator { | 21 class WindowGenerator { |
20 public: | 22 public: |
21 static void Hanning(int length, float* window); | 23 static void Hanning(int length, float* window); |
22 static void KaiserBesselDerived(float alpha, int length, float* window); | 24 static void KaiserBesselDerived(float alpha, size_t length, float* window); |
23 | 25 |
24 private: | 26 private: |
25 DISALLOW_IMPLICIT_CONSTRUCTORS(WindowGenerator); | 27 DISALLOW_IMPLICIT_CONSTRUCTORS(WindowGenerator); |
26 }; | 28 }; |
27 | 29 |
28 } // namespace webrtc | 30 } // namespace webrtc |
29 | 31 |
30 #endif // WEBRTC_COMMON_AUDIO_WINDOW_GENERATOR_H_ | 32 #endif // WEBRTC_COMMON_AUDIO_WINDOW_GENERATOR_H_ |
31 | 33 |
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