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/*
* Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_AUDIO_PROCESSING_OPTIONALLY_BUILT_SUBMODULE_CREATORS_H_
#define MODULES_AUDIO_PROCESSING_OPTIONALLY_BUILT_SUBMODULE_CREATORS_H_
#include <memory>
#include "modules/audio_processing/transient/transient_suppressor.h"
namespace webrtc {
// These overrides are only to be used for testing purposes.
// Each flag emulates a preprocessor macro to exclude a submodule of APM from
// the build, e.g. WEBRTC_EXCLUDE_TRANSIENT_SUPPRESSOR. If the corresponding
// flag `transient_suppression` is enabled, then the creators will return
// nullptr instead of a submodule instance, as if the macro had been defined.
struct ApmSubmoduleCreationOverrides {
bool transient_suppression = false;
};
// Creates a transient suppressor.
// Will instead return nullptr if one of the following is true:
// * WEBRTC_EXCLUDE_TRANSIENT_SUPPRESSOR is defined
// * The corresponding override in `overrides` is enabled.
std::unique_ptr<TransientSuppressor> CreateTransientSuppressor(
const ApmSubmoduleCreationOverrides& overrides,
TransientSuppressor::VadMode vad_mode,
int sample_rate_hz,
int detection_rate_hz,
int num_channels);
} // namespace webrtc
#endif // MODULES_AUDIO_PROCESSING_OPTIONALLY_BUILT_SUBMODULE_CREATORS_H_
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