unplugged-vendor/system/bt/embdrv/lc3/Common/Tables/TemporalNoiseShapingTables.hpp

35 lines
1.2 KiB
C++

/*
* TemporalNoiseShapingTables.hpp
*
* Copyright 2019 HIMSA II K/S - www.himsa.dk. Represented by EHIMA - www.ehima.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// LC3 Specification d09r01.pdf
// Section 5.7.4 Temporal Noise Shaping
#ifndef TEMPORAL_NOISE_SHAPING_TABLES_H_
#define TEMPORAL_NOISE_SHAPING_TABLES_H_
// LC3 Specification d09r01.pdf; Page 109 of 177
extern short ac_tns_order_bits[2][8];
extern short ac_tns_order_freq[2][8];
extern short ac_tns_order_cumfreq[2][8];
extern short ac_tns_coef_bits[8][17];
extern short ac_tns_coef_freq[8][17];
extern short ac_tns_coef_cumfreq[8][17];
#endif // TEMPORAL_NOISE_SHAPING_TABLES_H_