b5c48b97f6
Ongoing fixes and improvements, transient suppressor is gone. Also, dropping isac because it doesn't seem to be useful, and is just build system deadweight now. Upstream references: Version: 131.0.6778.200 WebRTC: 79aff54b0fa9238ce3518dd9eaf9610cd6f22e82 Chromium: 2a19506ad24af755f2a215a4c61f775393e0db42
78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
/*
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* Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/audio_processing/agc2/saturation_protector_buffer.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/numerics/safe_compare.h"
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namespace webrtc {
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SaturationProtectorBuffer::SaturationProtectorBuffer() = default;
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SaturationProtectorBuffer::~SaturationProtectorBuffer() = default;
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bool SaturationProtectorBuffer::operator==(
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const SaturationProtectorBuffer& b) const {
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RTC_DCHECK_LE(size_, buffer_.size());
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RTC_DCHECK_LE(b.size_, b.buffer_.size());
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if (size_ != b.size_) {
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return false;
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}
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for (int i = 0, i0 = FrontIndex(), i1 = b.FrontIndex(); i < size_;
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++i, ++i0, ++i1) {
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if (buffer_[i0 % buffer_.size()] != b.buffer_[i1 % b.buffer_.size()]) {
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return false;
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}
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}
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return true;
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}
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int SaturationProtectorBuffer::Capacity() const {
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return buffer_.size();
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}
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int SaturationProtectorBuffer::Size() const {
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return size_;
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}
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void SaturationProtectorBuffer::Reset() {
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next_ = 0;
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size_ = 0;
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}
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void SaturationProtectorBuffer::PushBack(float v) {
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RTC_DCHECK_GE(next_, 0);
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RTC_DCHECK_GE(size_, 0);
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RTC_DCHECK_LT(next_, buffer_.size());
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RTC_DCHECK_LE(size_, buffer_.size());
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buffer_[next_++] = v;
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if (rtc::SafeEq(next_, buffer_.size())) {
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next_ = 0;
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}
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if (rtc::SafeLt(size_, buffer_.size())) {
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size_++;
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}
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}
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std::optional<float> SaturationProtectorBuffer::Front() const {
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if (size_ == 0) {
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return std::nullopt;
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}
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RTC_DCHECK_LT(FrontIndex(), buffer_.size());
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return buffer_[FrontIndex()];
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}
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int SaturationProtectorBuffer::FrontIndex() const {
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return rtc::SafeEq(size_, buffer_.size()) ? next_ : 0;
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}
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} // namespace webrtc
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