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54 lines
2.2 KiB
C++
54 lines
2.2 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) 2015-2020, 2022-2023 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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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 <QMutexLocker>
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#include "ft8demodsettings.h"
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#include "ft8buffer.h"
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FT8Buffer::FT8Buffer() :
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m_bufferSize(FT8DemodSettings::m_ft8SampleRate*15),
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m_sampleIndex(0)
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{
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m_buffer = new int16_t[2*m_bufferSize];
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}
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FT8Buffer::~FT8Buffer()
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{
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delete[] m_buffer;
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}
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void FT8Buffer::feed(int16_t sample)
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{
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QMutexLocker mlock(&m_mutex);
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m_buffer[m_sampleIndex] = sample;
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m_buffer[m_sampleIndex + m_bufferSize] = sample;
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m_sampleIndex++;
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if (m_sampleIndex == m_bufferSize) {
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m_sampleIndex = 0;
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}
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}
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void FT8Buffer::getCurrentBuffer(int16_t *bufferCopy)
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{
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QMutexLocker mlock(&m_mutex);
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std::copy(&m_buffer[m_sampleIndex], &m_buffer[m_sampleIndex + m_bufferSize], bufferCopy);
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}
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