diff --git a/webrtc/modules/audio_processing/high_pass_filter_impl.cc b/webrtc/modules/audio_processing/high_pass_filter_impl.cc index 0db794f94e..facf1e4716 100644 --- a/webrtc/modules/audio_processing/high_pass_filter_impl.cc +++ b/webrtc/modules/audio_processing/high_pass_filter_impl.cc @@ -26,6 +26,10 @@ class HighPassFilterImpl::BiquadFilter { ba_(sample_rate_hz == AudioProcessing::kSampleRate8kHz ? kFilterCoefficients8kHz : kFilterCoefficients) { + Reset(); + } + + void Reset() { std::memset(x_, 0, sizeof(x_)); std::memset(y_, 0, sizeof(y_)); } @@ -115,6 +119,11 @@ void HighPassFilterImpl::ProcessCaptureAudio(AudioBuffer* audio) { int HighPassFilterImpl::Enable(bool enable) { rtc::CritScope cs(crit_); + if (!enabled_ && enable) { + for (auto& filter : filters_) { + filter->Reset(); + } + } enabled_ = enable; return AudioProcessing::kNoError; }