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604fd2f1ab
Bug: webrtc:13555, webrtc:13082 Change-Id: I2c2cbcbd918f0cfa970c1a964893220ba11d4b41 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/247960 Reviewed-by: Artem Titov <titovartem@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: (Daniel.L) Byoungchan Lee <daniel.l@hpcnt.com> Cr-Commit-Position: refs/heads/main@{#35771}
71 lines
2 KiB
C++
71 lines
2 KiB
C++
/*
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* Copyright (c) 2013 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_CODING_NETEQ_POST_DECODE_VAD_H_
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#define MODULES_AUDIO_CODING_NETEQ_POST_DECODE_VAD_H_
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#include <stddef.h>
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#include <stdint.h>
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#include "api/audio_codecs/audio_decoder.h"
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#include "common_audio/vad/include/webrtc_vad.h"
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namespace webrtc {
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class PostDecodeVad {
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public:
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PostDecodeVad()
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: enabled_(false),
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running_(false),
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active_speech_(true),
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sid_interval_counter_(0),
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vad_instance_(NULL) {}
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virtual ~PostDecodeVad();
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PostDecodeVad(const PostDecodeVad&) = delete;
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PostDecodeVad& operator=(const PostDecodeVad&) = delete;
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// Enables post-decode VAD.
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void Enable();
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// Disables post-decode VAD.
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void Disable();
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// Initializes post-decode VAD.
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void Init();
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// Updates post-decode VAD with the audio data in `signal` having `length`
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// samples. The data is of type `speech_type`, at the sample rate `fs_hz`.
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void Update(int16_t* signal,
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size_t length,
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AudioDecoder::SpeechType speech_type,
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bool sid_frame,
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int fs_hz);
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// Accessors.
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bool enabled() const { return enabled_; }
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bool running() const { return running_; }
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bool active_speech() const { return active_speech_; }
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private:
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static const int kVadMode = 0; // Sets aggressiveness to "Normal".
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// Number of Update() calls without CNG/SID before re-enabling VAD.
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static const int kVadAutoEnable = 3000;
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bool enabled_;
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bool running_;
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bool active_speech_;
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int sid_interval_counter_;
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::VadInst* vad_instance_;
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};
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} // namespace webrtc
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#endif // MODULES_AUDIO_CODING_NETEQ_POST_DECODE_VAD_H_
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