32 void AudioFrameOperations::Add(const AudioFrame& frame_to_add,  in Add()
33                                AudioFrame* result_frame) {  in Add()
47   if (result_frame->vad_activity_ == AudioFrame::kVadActive ||  in Add()
48       frame_to_add.vad_activity_ == AudioFrame::kVadActive) {  in Add()
49     result_frame->vad_activity_ = AudioFrame::kVadActive;  in Add()
50   } else if (result_frame->vad_activity_ == AudioFrame::kVadUnknown ||  in Add()
51              frame_to_add.vad_activity_ == AudioFrame::kVadUnknown) {  in Add()
52     result_frame->vad_activity_ = AudioFrame::kVadUnknown;  in Add()
56     result_frame->speech_type_ = AudioFrame::kUndefined;  in Add()
75 int AudioFrameOperations::MonoToStereo(AudioFrame* frame) {  in MonoToStereo()
83 int AudioFrameOperations::StereoToMono(AudioFrame* frame) {  in StereoToMono()
103 int AudioFrameOperations::QuadToStereo(AudioFrame* frame) {  in QuadToStereo()
109                 AudioFrame::kMaxDataSizeSamples);  in QuadToStereo()
139                                            AudioFrame* frame) {  in DownmixChannels()
141                 AudioFrame::kMaxDataSizeSamples);  in DownmixChannels()
158                                          AudioFrame* frame) {  in UpmixChannels()
161                 AudioFrame::kMaxDataSizeSamples);  in UpmixChannels()
165           AudioFrame::kMaxDataSizeSamples) {  in UpmixChannels()
182 void AudioFrameOperations::SwapStereoChannels(AudioFrame* frame) {  in SwapStereoChannels()
194 void AudioFrameOperations::Mute(AudioFrame* frame,  in Mute()
203     RTC_DCHECK_GE(AudioFrame::kMaxDataSizeSamples, total_samples);  in Mute()
249 void AudioFrameOperations::Mute(AudioFrame* frame) {  in Mute()
253 void AudioFrameOperations::ApplyHalfGain(AudioFrame* frame) {  in ApplyHalfGain()
267 int AudioFrameOperations::Scale(float left, float right, AudioFrame* frame) {  in Scale()
282 int AudioFrameOperations::ScaleWithSat(float scale, AudioFrame* frame) {  in ScaleWithSat()