1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/webspeech/recognition/energy_endpointer_params.cc Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,77 @@
1.4 +// Copyright (c) 2013 The Chromium Authors. All rights reserved.
1.5 +//
1.6 +// Redistribution and use in source and binary forms, with or without
1.7 +// modification, are permitted provided that the following conditions are
1.8 +// met:
1.9 +//
1.10 +// * Redistributions of source code must retain the above copyright
1.11 +// notice, this list of conditions and the following disclaimer.
1.12 +// * Redistributions in binary form must reproduce the above
1.13 +// copyright notice, this list of conditions and the following disclaimer
1.14 +// in the documentation and/or other materials provided with the
1.15 +// distribution.
1.16 +// * Neither the name of Google Inc. nor the names of its
1.17 +// contributors may be used to endorse or promote products derived from
1.18 +// this software without specific prior written permission.
1.19 +//
1.20 +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1.21 +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1.22 +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1.23 +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
1.24 +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
1.25 +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
1.26 +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
1.27 +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
1.28 +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
1.29 +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
1.30 +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.31 +
1.32 +#include "energy_endpointer_params.h"
1.33 +
1.34 +namespace mozilla {
1.35 +
1.36 +EnergyEndpointerParams::EnergyEndpointerParams() {
1.37 + SetDefaults();
1.38 +}
1.39 +
1.40 +void EnergyEndpointerParams::SetDefaults() {
1.41 + frame_period_ = 0.01f;
1.42 + frame_duration_ = 0.01f;
1.43 + endpoint_margin_ = 0.2f;
1.44 + onset_window_ = 0.15f;
1.45 + speech_on_window_ = 0.4f;
1.46 + offset_window_ = 0.15f;
1.47 + onset_detect_dur_ = 0.09f;
1.48 + onset_confirm_dur_ = 0.075f;
1.49 + on_maintain_dur_ = 0.10f;
1.50 + offset_confirm_dur_ = 0.12f;
1.51 + decision_threshold_ = 150.0f;
1.52 + min_decision_threshold_ = 50.0f;
1.53 + fast_update_dur_ = 0.2f;
1.54 + sample_rate_ = 8000.0f;
1.55 + min_fundamental_frequency_ = 57.143f;
1.56 + max_fundamental_frequency_ = 400.0f;
1.57 + contamination_rejection_period_ = 0.25f;
1.58 +}
1.59 +
1.60 +void EnergyEndpointerParams::operator=(const EnergyEndpointerParams& source) {
1.61 + frame_period_ = source.frame_period();
1.62 + frame_duration_ = source.frame_duration();
1.63 + endpoint_margin_ = source.endpoint_margin();
1.64 + onset_window_ = source.onset_window();
1.65 + speech_on_window_ = source.speech_on_window();
1.66 + offset_window_ = source.offset_window();
1.67 + onset_detect_dur_ = source.onset_detect_dur();
1.68 + onset_confirm_dur_ = source.onset_confirm_dur();
1.69 + on_maintain_dur_ = source.on_maintain_dur();
1.70 + offset_confirm_dur_ = source.offset_confirm_dur();
1.71 + decision_threshold_ = source.decision_threshold();
1.72 + min_decision_threshold_ = source.min_decision_threshold();
1.73 + fast_update_dur_ = source.fast_update_dur();
1.74 + sample_rate_ = source.sample_rate();
1.75 + min_fundamental_frequency_ = source.min_fundamental_frequency();
1.76 + max_fundamental_frequency_ = source.max_fundamental_frequency();
1.77 + contamination_rejection_period_ = source.contamination_rejection_period();
1.78 +}
1.79 +
1.80 +} // namespace mozilla
