52f8188f5d
This reverts commit 6f37ed78d99daa36e964ff0a65b205f0916d9949. Reason for revert: <INSERT REASONING HERE> Original change's description: > Deprecate the adaptive level controller > > Level control handled by default-on AGC. > > Bug: none > Change-Id: I405daeceece12c896d41156b649fcfd556726f77 > Reviewed-on: https://webrtc-review.googlesource.com/59682 > Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org> > Reviewed-by: Alex Loiko <aleloi@webrtc.org> > Commit-Queue: Sam Zackrisson <saza@webrtc.org> > Cr-Commit-Position: refs/heads/master@{#22305} TBR=solenberg@webrtc.org,saza@webrtc.org,aleloi@webrtc.org Change-Id: Ic52f41fcbebfd2291a51b17ac788313e1ceef163 No-Presubmit: true No-Tree-Checks: true No-Try: true Bug: none Reviewed-on: https://webrtc-review.googlesource.com/60240 Reviewed-by: Sam Zackrisson <saza@webrtc.org> Commit-Queue: Sam Zackrisson <saza@webrtc.org> Cr-Commit-Position: refs/heads/master@{#22308}
43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
/*
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* Copyright (c) 2016 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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#ifndef MODULES_AUDIO_PROCESSING_LEVEL_CONTROLLER_GAIN_APPLIER_H_
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#define MODULES_AUDIO_PROCESSING_LEVEL_CONTROLLER_GAIN_APPLIER_H_
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#include "rtc_base/constructormagic.h"
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namespace webrtc {
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class ApmDataDumper;
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class AudioBuffer;
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class GainApplier {
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public:
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explicit GainApplier(ApmDataDumper* data_dumper);
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void Initialize(int sample_rate_hz);
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// Applies the specified gain to the audio frame and returns the resulting
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// number of saturated sample values.
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int Process(float new_gain, AudioBuffer* audio);
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private:
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ApmDataDumper* const data_dumper_;
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float old_gain_ = 1.f;
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float gain_increase_step_size_ = 0.f;
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float gain_normal_decrease_step_size_ = 0.f;
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float gain_saturated_decrease_step_size_ = 0.f;
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bool last_frame_was_saturated_;
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RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(GainApplier);
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};
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} // namespace webrtc
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#endif // MODULES_AUDIO_PROCESSING_LEVEL_CONTROLLER_GAIN_APPLIER_H_
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