58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/*
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* TemporalNoiseShaping.hpp
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*
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* Copyright 2019 HIMSA II K/S - www.himsa.dk. Represented by EHIMA - www.ehima.com
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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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*/
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#ifndef TEMPORAL_NOISE_SHAPING_H_
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#define TEMPORAL_NOISE_SHAPING_H_
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#include <cstdint>
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#include "Datapoints.hpp"
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#include "Lc3Config.hpp"
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namespace Lc3Enc
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{
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class TemporalNoiseShaping
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{
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public:
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TemporalNoiseShaping(const Lc3Config& lc3Config_);
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virtual ~TemporalNoiseShaping();
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void registerDatapoints(DatapointContainer* datapoints_);
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void run(const double* const X_S, uint8_t P_BW, uint16_t nbits);
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static int8_t nint(double x);
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const Lc3Config& lc3Config;
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uint16_t nbits_TNS;
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double* X_f;
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uint8_t tns_lpc_weighting;
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uint8_t num_tns_filters;
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uint8_t rc_order[2];
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uint8_t rc_i[2*8];
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private:
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double rc_q[2*8];
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DatapointContainer* datapoints;
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};
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}//namespace Lc3Enc
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#endif // TEMPORAL_NOISE_SHAPING_H_
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