unplugged-vendor/system/bt/embdrv/lc3/Encoder/MdctEnc.hpp

61 lines
1.5 KiB
C++

/*
* MdctEnc.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.
*/
#ifndef MDCT_ENC_H_
#define MDCT_ENC_H_
#include <cstdint>
#include "DctIV.hpp"
#include "Datapoints.hpp"
#include "Lc3Config.hpp"
namespace Lc3Enc
{
class MdctEnc
{
public:
MdctEnc(const Lc3Config& lc3Config_);
virtual ~MdctEnc();
void registerDatapoints(DatapointContainer* datapoints);
void run(const int16_t* const x_s);
const int* get_I_fs() const;
const Lc3Config& lc3Config;
double* X;
double* E_B;
private:
void MdctFastDbl(const double* const tw);
DctIVDbl dctIVDbl;
uint8_t skipMdct; // just for testing; find a better solution?
int16_t* t;
double* wN;
const int* I_fs;
};
}//namespace Lc3Enc
#endif // MDCT_ENC_H_