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80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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// written by Christian Daniel //
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// Copyright (C) 2015-2019, 2023 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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// //
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// This is the code from ft8mon: https://github.com/rtmrtmrtmrtm/ft8mon //
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// reformatted and adapted to Qt and SDRangel context //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include "fftbuffers.h"
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namespace FT8
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{
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FFTBuffers::~FFTBuffers()
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{
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for (auto& mapitem : m_rs) {
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fftwf_free(mapitem.second);
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}
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for (auto& mapitem : m_cs) {
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fftwf_free(mapitem.second);
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}
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for (auto& mapitem : m_ccis) {
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fftwf_free(mapitem.second);
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}
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for (auto& mapitem : m_ccos) {
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fftwf_free(mapitem.second);
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}
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}
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float* FFTBuffers::getR(int n)
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{
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if (m_rs.find(n) == m_rs.end()) {
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m_rs[n] = (float *) fftwf_malloc(sizeof(float) * n);
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}
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return m_rs[n];
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}
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fftwf_complex *FFTBuffers::getC(int n)
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{
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if (m_cs.find(n) == m_cs.end()) {
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m_cs[n] = (fftwf_complex *) fftwf_malloc(sizeof(fftwf_complex) * ((n / 2) + 1));
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}
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return m_cs[n];
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}
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fftwf_complex *FFTBuffers::getCCI(int n)
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{
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if (m_ccis.find(n) == m_ccis.end()) {
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m_ccis[n] = (fftwf_complex *) fftwf_malloc(n * sizeof(fftwf_complex));
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}
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return m_ccis[n];
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}
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fftwf_complex *FFTBuffers::getCCO(int n)
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{
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if (m_ccos.find(n) == m_ccos.end()) {
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m_ccos[n] = (fftwf_complex *) fftwf_malloc(n * sizeof(fftwf_complex));
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}
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return m_ccos[n];
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}
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} // nemespace FT8
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