1 /*
2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
3 *
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
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "common_audio/include/audio_util.h"
12
13 namespace webrtc {
14
FloatToS16(const float * src,size_t size,int16_t * dest)15 void FloatToS16(const float* src, size_t size, int16_t* dest) {
16 for (size_t i = 0; i < size; ++i)
17 dest[i] = FloatToS16(src[i]);
18 }
19
S16ToFloat(const int16_t * src,size_t size,float * dest)20 void S16ToFloat(const int16_t* src, size_t size, float* dest) {
21 for (size_t i = 0; i < size; ++i)
22 dest[i] = S16ToFloat(src[i]);
23 }
24
S16ToFloatS16(const int16_t * src,size_t size,float * dest)25 void S16ToFloatS16(const int16_t* src, size_t size, float* dest) {
26 for (size_t i = 0; i < size; ++i)
27 dest[i] = src[i];
28 }
29
FloatS16ToS16(const float * src,size_t size,int16_t * dest)30 void FloatS16ToS16(const float* src, size_t size, int16_t* dest) {
31 for (size_t i = 0; i < size; ++i)
32 dest[i] = FloatS16ToS16(src[i]);
33 }
34
FloatToFloatS16(const float * src,size_t size,float * dest)35 void FloatToFloatS16(const float* src, size_t size, float* dest) {
36 for (size_t i = 0; i < size; ++i)
37 dest[i] = FloatToFloatS16(src[i]);
38 }
39
FloatS16ToFloat(const float * src,size_t size,float * dest)40 void FloatS16ToFloat(const float* src, size_t size, float* dest) {
41 for (size_t i = 0; i < size; ++i)
42 dest[i] = FloatS16ToFloat(src[i]);
43 }
44
45 template <>
DownmixInterleavedToMono(const int16_t * interleaved,size_t num_frames,int num_channels,int16_t * deinterleaved)46 void DownmixInterleavedToMono<int16_t>(const int16_t* interleaved,
47 size_t num_frames,
48 int num_channels,
49 int16_t* deinterleaved) {
50 DownmixInterleavedToMonoImpl<int16_t, int32_t>(interleaved, num_frames,
51 num_channels, deinterleaved);
52 }
53
54 } // namespace webrtc
55