gecko-dev/dom/media/webspeech/recognition/energy_endpointer_params.cc

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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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#include "energy_endpointer_params.h"
namespace mozilla {
EnergyEndpointerParams::EnergyEndpointerParams() {
SetDefaults();
}
void EnergyEndpointerParams::SetDefaults() {
frame_period_ = 0.01f;
frame_duration_ = 0.01f;
endpoint_margin_ = 0.2f;
onset_window_ = 0.15f;
speech_on_window_ = 0.4f;
offset_window_ = 0.15f;
onset_detect_dur_ = 0.09f;
onset_confirm_dur_ = 0.075f;
on_maintain_dur_ = 0.10f;
offset_confirm_dur_ = 0.12f;
decision_threshold_ = 150.0f;
min_decision_threshold_ = 50.0f;
fast_update_dur_ = 0.2f;
sample_rate_ = 8000.0f;
min_fundamental_frequency_ = 57.143f;
max_fundamental_frequency_ = 400.0f;
contamination_rejection_period_ = 0.25f;
}
void EnergyEndpointerParams::operator=(const EnergyEndpointerParams& source) {
frame_period_ = source.frame_period();
frame_duration_ = source.frame_duration();
endpoint_margin_ = source.endpoint_margin();
onset_window_ = source.onset_window();
speech_on_window_ = source.speech_on_window();
offset_window_ = source.offset_window();
onset_detect_dur_ = source.onset_detect_dur();
onset_confirm_dur_ = source.onset_confirm_dur();
on_maintain_dur_ = source.on_maintain_dur();
offset_confirm_dur_ = source.offset_confirm_dur();
decision_threshold_ = source.decision_threshold();
min_decision_threshold_ = source.min_decision_threshold();
fast_update_dur_ = source.fast_update_dur();
sample_rate_ = source.sample_rate();
min_fundamental_frequency_ = source.min_fundamental_frequency();
max_fundamental_frequency_ = source.max_fundamental_frequency();
contamination_rejection_period_ = source.contamination_rejection_period();
}
} // namespace mozilla