webrtc/modules/audio_processing/vad/common.h - Issue 1181933002: Pull the Voice Activity Detector out from the AGC

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Side by Side Diff: webrtc/modules/audio_processing/vad/common.h

Issue 1181933002: Pull the Voice Activity Detector out from the AGC (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master

Patch Set: Remove unused files from isolate Created 5 years, 6 months ago

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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_PROCESSING_AGC_COMMON_H_	11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_VAD_COMMON_H_

12 #define WEBRTC_MODULES_AUDIO_PROCESSING_AGC_COMMON_H_	12 #define WEBRTC_MODULES_AUDIO_PROCESSING_VAD_COMMON_H_

13	13

14 static const int kSampleRateHz = 16000;	14 static const int kSampleRateHz = 16000;

15 static const int kLength10Ms = kSampleRateHz / 100;	15 static const int kLength10Ms = kSampleRateHz / 100;

16 static const int kMaxNumFrames = 4;	16 static const int kMaxNumFrames = 4;

17	17

18 struct AudioFeatures {	18 struct AudioFeatures {

19 double log_pitch_gain[kMaxNumFrames];	19 double log_pitch_gain[kMaxNumFrames];

20 double pitch_lag_hz[kMaxNumFrames];	20 double pitch_lag_hz[kMaxNumFrames];

21 double spectral_peak[kMaxNumFrames];	21 double spectral_peak[kMaxNumFrames];

22 double rms[kMaxNumFrames];	22 double rms[kMaxNumFrames];

23 int num_frames;	23 int num_frames;

24 bool silence;	24 bool silence;

25 };	25 };

26	26

27 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AGC_COMMON_H_	27 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_VAD_COMMON_H_

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