1 /*
2  *  Copyright (c) 2017 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 "modules/audio_processing/aec_dump/capture_stream_info.h"
12 
13 namespace webrtc {
CaptureStreamInfo(std::unique_ptr<WriteToFileTask> task)14 CaptureStreamInfo::CaptureStreamInfo(std::unique_ptr<WriteToFileTask> task)
15     : task_(std::move(task)) {
16   RTC_DCHECK(task_);
17   task_->GetEvent()->set_type(audioproc::Event::STREAM);
18 }
19 
20 CaptureStreamInfo::~CaptureStreamInfo() = default;
21 
AddInput(const AudioFrameView<const float> & src)22 void CaptureStreamInfo::AddInput(const AudioFrameView<const float>& src) {
23   RTC_DCHECK(task_);
24   auto* stream = task_->GetEvent()->mutable_stream();
25 
26   for (size_t i = 0; i < src.num_channels(); ++i) {
27     const auto& channel_view = src.channel(i);
28     stream->add_input_channel(channel_view.begin(),
29                               sizeof(float) * channel_view.size());
30   }
31 }
32 
AddOutput(const AudioFrameView<const float> & src)33 void CaptureStreamInfo::AddOutput(const AudioFrameView<const float>& src) {
34   RTC_DCHECK(task_);
35   auto* stream = task_->GetEvent()->mutable_stream();
36 
37   for (size_t i = 0; i < src.num_channels(); ++i) {
38     const auto& channel_view = src.channel(i);
39     stream->add_output_channel(channel_view.begin(),
40                                sizeof(float) * channel_view.size());
41   }
42 }
43 
AddInput(const int16_t * const data,int num_channels,int samples_per_channel)44 void CaptureStreamInfo::AddInput(const int16_t* const data,
45                                  int num_channels,
46                                  int samples_per_channel) {
47   RTC_DCHECK(task_);
48   auto* stream = task_->GetEvent()->mutable_stream();
49   const size_t data_size = sizeof(int16_t) * samples_per_channel * num_channels;
50   stream->set_input_data(data, data_size);
51 }
52 
AddOutput(const int16_t * const data,int num_channels,int samples_per_channel)53 void CaptureStreamInfo::AddOutput(const int16_t* const data,
54                                   int num_channels,
55                                   int samples_per_channel) {
56   RTC_DCHECK(task_);
57   auto* stream = task_->GetEvent()->mutable_stream();
58   const size_t data_size = sizeof(int16_t) * samples_per_channel * num_channels;
59   stream->set_output_data(data, data_size);
60 }
61 
AddAudioProcessingState(const AecDump::AudioProcessingState & state)62 void CaptureStreamInfo::AddAudioProcessingState(
63     const AecDump::AudioProcessingState& state) {
64   RTC_DCHECK(task_);
65   auto* stream = task_->GetEvent()->mutable_stream();
66   stream->set_delay(state.delay);
67   stream->set_drift(state.drift);
68   stream->set_level(state.level);
69   stream->set_keypress(state.keypress);
70 }
71 }  // namespace webrtc
72