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32 lines
1.1 KiB
32 lines
1.1 KiB
// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <vector>
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#include <string>
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#include <algorithm>
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#include <numeric>
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#include <iomanip>
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#include <math.h>
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namespace ppspeech{
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int WaveformFloatNormal(std::vector<float>* waveform);
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int WaveformNormal(std::vector<float>* waveform,
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bool wav_normal,
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const std::string& wav_normal_type,
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float wav_norm_mul_factor);
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float PowerTodb(float in,
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float ref_value = 1.0,
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float amin = 1e-10,
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float top_db = 80.0);
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} // namespace ppspeech
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