2014-05-18 11:52:39 -04:00
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///////////////////////////////////////////////////////////////////////////////////
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2023-11-19 00:43:20 -05:00
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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2014-05-18 11:52:39 -04:00
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// written by Christian Daniel //
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2023-11-19 00:43:20 -05:00
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// Copyright (C) 2016, 2018-2019, 2021-2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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// Copyright (C) 2022 Jiří Pinkava <jiri.pinkava@rossum.ai> //
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2014-05-18 11:52:39 -04:00
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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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2019-04-11 08:32:15 -04:00
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// (at your option) any later version. //
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2014-05-18 11:52:39 -04:00
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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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2022-03-15 17:21:06 -04:00
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#include "maincore.h"
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2016-10-06 13:18:02 -04:00
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#include "samplesinkfifo.h"
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2014-05-18 11:52:39 -04:00
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2019-10-03 02:36:38 -04:00
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//#define MIN(x, y) (((x) < (y)) ? (x) : (y))
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2014-05-18 11:52:39 -04:00
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2019-10-03 02:36:38 -04:00
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void SampleSinkFifo::create(unsigned int s)
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2014-05-18 11:52:39 -04:00
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{
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m_fill = 0;
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m_head = 0;
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m_tail = 0;
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m_data.resize(s);
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m_size = m_data.size();
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}
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2019-11-23 01:39:57 -05:00
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void SampleSinkFifo::reset()
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{
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2021-04-26 13:33:02 -04:00
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QMutexLocker mutexLocker(&m_mutex);
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2019-11-23 01:39:57 -05:00
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m_suppressed = -1;
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m_fill = 0;
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m_head = 0;
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m_tail = 0;
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}
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2016-10-06 13:18:02 -04:00
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SampleSinkFifo::SampleSinkFifo(QObject* parent) :
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2014-05-18 11:52:39 -04:00
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QObject(parent),
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2021-04-26 13:33:02 -04:00
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m_data(),
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2022-03-15 17:21:06 -04:00
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m_total(0),
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m_writtenSignalCount(0),
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2022-09-15 15:59:42 -04:00
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m_writtenSignalRateDivider(1)
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2014-05-18 11:52:39 -04:00
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{
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m_suppressed = -1;
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m_size = 0;
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m_fill = 0;
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m_head = 0;
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m_tail = 0;
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}
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2016-10-06 13:18:02 -04:00
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SampleSinkFifo::SampleSinkFifo(int size, QObject* parent) :
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2014-05-18 11:52:39 -04:00
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QObject(parent),
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2021-04-26 13:33:02 -04:00
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m_data(),
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2022-03-15 17:21:06 -04:00
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m_total(0),
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m_writtenSignalCount(0),
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2022-09-15 15:59:42 -04:00
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m_writtenSignalRateDivider(1)
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2014-05-18 11:52:39 -04:00
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{
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m_suppressed = -1;
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create(size);
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}
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2019-05-18 00:30:37 -04:00
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SampleSinkFifo::SampleSinkFifo(const SampleSinkFifo& other) :
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QObject(other.parent()),
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m_data(other.m_data),
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2022-03-15 17:21:06 -04:00
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m_total(0),
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m_writtenSignalCount(0),
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2022-09-15 15:59:42 -04:00
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m_writtenSignalRateDivider(1)
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2019-05-18 00:30:37 -04:00
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{
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m_suppressed = -1;
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m_size = m_data.size();
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m_fill = 0;
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m_head = 0;
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m_tail = 0;
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}
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2016-10-06 13:18:02 -04:00
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SampleSinkFifo::~SampleSinkFifo()
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2014-05-18 11:52:39 -04:00
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_size = 0;
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}
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2016-10-06 13:18:02 -04:00
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bool SampleSinkFifo::setSize(int size)
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2014-05-18 11:52:39 -04:00
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{
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2021-04-26 13:33:02 -04:00
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QMutexLocker mutexLocker(&m_mutex);
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2014-05-18 11:52:39 -04:00
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create(size);
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2019-10-03 02:36:38 -04:00
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return m_data.size() == (unsigned int)size;
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2014-05-18 11:52:39 -04:00
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}
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2022-03-15 17:21:06 -04:00
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void SampleSinkFifo::setWrittenSignalRateDivider(unsigned int divider)
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_writtenSignalRateDivider = divider;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int SampleSinkFifo::write(const quint8* data, unsigned int count)
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2014-05-18 11:52:39 -04:00
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{
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QMutexLocker mutexLocker(&m_mutex);
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2021-04-25 05:06:21 -04:00
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if (m_size == 0) {
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return 0;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int total;
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unsigned int remaining;
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unsigned int len;
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2014-05-18 11:52:39 -04:00
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const Sample* begin = (const Sample*)data;
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2018-01-24 02:49:18 -05:00
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count /= sizeof(Sample);
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2014-05-18 11:52:39 -04:00
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2019-10-03 02:36:38 -04:00
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total = std::min(count, m_size - m_fill);
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if (total < count)
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{
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if (m_suppressed < 0)
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{
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2014-05-18 11:52:39 -04:00
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m_suppressed = 0;
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m_msgRateTimer.start();
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2022-03-17 16:10:30 -04:00
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qCritical("SampleSinkFifo::write: (%s) overflow - dropping %u samples",
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qPrintable(m_label), count - total);
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2022-03-15 17:21:06 -04:00
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emit overflow(count - total);
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2019-10-03 02:36:38 -04:00
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}
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else
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{
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if (m_msgRateTimer.elapsed() > 2500)
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{
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2022-03-17 16:10:30 -04:00
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qCritical("SampleSinkFifo::write: (%s) %u messages dropped", qPrintable(m_label), m_suppressed);
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qCritical("SampleSinkFifo::write: (%s) overflow - dropping %u samples",
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qPrintable(m_label), count - total);
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2022-03-15 17:21:06 -04:00
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emit overflow(count - total);
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2014-05-18 11:52:39 -04:00
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m_suppressed = -1;
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2019-10-03 02:36:38 -04:00
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}
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else
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{
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2014-05-18 11:52:39 -04:00
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m_suppressed++;
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}
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}
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}
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remaining = total;
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2019-10-03 02:36:38 -04:00
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while (remaining > 0)
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{
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len = std::min(remaining, m_size - m_tail);
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2014-05-18 11:52:39 -04:00
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std::copy(begin, begin + len, m_data.begin() + m_tail);
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m_tail += len;
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m_tail %= m_size;
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m_fill += len;
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begin += len;
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remaining -= len;
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}
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2019-10-03 02:36:38 -04:00
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if (m_fill > 0) {
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2014-05-18 11:52:39 -04:00
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emit dataReady();
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2019-10-03 02:36:38 -04:00
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}
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2014-05-18 11:52:39 -04:00
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2022-03-15 17:21:06 -04:00
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m_total += total;
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if (++m_writtenSignalCount >= m_writtenSignalRateDivider)
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{
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emit written(m_total, MainCore::instance()->getElapsedNsecs());
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m_total = 0;
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m_writtenSignalCount = 0;
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}
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2014-05-18 11:52:39 -04:00
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return total;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int SampleSinkFifo::write(SampleVector::const_iterator begin, SampleVector::const_iterator end)
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2014-05-18 11:52:39 -04:00
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{
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QMutexLocker mutexLocker(&m_mutex);
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2021-04-25 05:06:21 -04:00
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if (m_size == 0) {
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return 0;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int count = end - begin;
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unsigned int total;
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unsigned int remaining;
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unsigned int len;
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total = std::min(count, m_size - m_fill);
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if (total < count)
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{
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if (m_suppressed < 0)
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{
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2014-05-18 11:52:39 -04:00
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m_suppressed = 0;
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m_msgRateTimer.start();
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2022-03-17 16:10:30 -04:00
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qCritical("SampleSinkFifo::write: (%s) overflow - dropping %u samples",
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qPrintable(m_label), count - total);
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2022-03-15 17:21:06 -04:00
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emit overflow(count - total);
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2019-10-03 02:36:38 -04:00
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}
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else
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{
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if (m_msgRateTimer.elapsed() > 2500)
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{
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2022-03-17 16:10:30 -04:00
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qCritical("SampleSinkFifo::write: (%s) %u messages dropped", qPrintable(m_label), m_suppressed);
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qCritical("SampleSinkFifo::write: (%s) overflow - dropping %u samples",
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qPrintable(m_label), count - total);
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2022-03-15 17:21:06 -04:00
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emit overflow(count - total);
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2014-05-18 11:52:39 -04:00
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m_suppressed = -1;
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2019-10-03 02:36:38 -04:00
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}
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else
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{
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2014-05-18 11:52:39 -04:00
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m_suppressed++;
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}
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}
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}
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remaining = total;
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2019-10-03 02:36:38 -04:00
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while (remaining > 0)
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{
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len = std::min(remaining, m_size - m_tail);
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2014-05-18 11:52:39 -04:00
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std::copy(begin, begin + len, m_data.begin() + m_tail);
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m_tail += len;
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m_tail %= m_size;
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m_fill += len;
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begin += len;
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remaining -= len;
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}
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2019-10-03 02:36:38 -04:00
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if (m_fill > 0) {
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2014-05-18 11:52:39 -04:00
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emit dataReady();
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2019-10-03 02:36:38 -04:00
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}
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2014-05-18 11:52:39 -04:00
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2022-03-15 17:21:06 -04:00
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m_total += total;
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if (++m_writtenSignalCount >= m_writtenSignalRateDivider)
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{
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emit written(m_total, MainCore::instance()->getElapsedNsecs());
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m_total = 0;
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m_writtenSignalCount = 0;
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}
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2014-05-18 11:52:39 -04:00
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return total;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int SampleSinkFifo::read(SampleVector::iterator begin, SampleVector::iterator end)
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2014-05-18 11:52:39 -04:00
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{
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QMutexLocker mutexLocker(&m_mutex);
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2021-04-25 05:06:21 -04:00
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if (m_size == 0) {
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return 0;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int count = end - begin;
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unsigned int total;
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unsigned int remaining;
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unsigned int len;
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total = std::min(count, m_fill);
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2014-05-18 11:52:39 -04:00
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2022-03-15 17:21:06 -04:00
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if (total < count)
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{
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2022-03-17 16:10:30 -04:00
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qCritical("SampleSinkFifo::read: (%s) underflow - missing %u samples",
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qPrintable(m_label), count - total);
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2022-03-15 17:21:06 -04:00
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emit underflow(count - total);
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2019-10-03 02:36:38 -04:00
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}
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2014-05-18 11:52:39 -04:00
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remaining = total;
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2019-10-03 02:36:38 -04:00
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while (remaining > 0)
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{
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len = std::min(remaining, m_size - m_head);
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2014-05-18 11:52:39 -04:00
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std::copy(m_data.begin() + m_head, m_data.begin() + m_head + len, begin);
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m_head += len;
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m_head %= m_size;
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m_fill -= len;
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begin += len;
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remaining -= len;
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}
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return total;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int SampleSinkFifo::readBegin(unsigned int count,
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2014-05-18 11:52:39 -04:00
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SampleVector::iterator* part1Begin, SampleVector::iterator* part1End,
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SampleVector::iterator* part2Begin, SampleVector::iterator* part2End)
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{
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QMutexLocker mutexLocker(&m_mutex);
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2021-04-25 05:06:21 -04:00
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if (m_size == 0) {
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return 0;
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}
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2019-10-03 02:36:38 -04:00
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unsigned int total;
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unsigned int remaining;
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unsigned int len;
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unsigned int head = m_head;
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total = std::min(count, m_fill);
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2014-05-18 11:52:39 -04:00
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2022-03-15 17:21:06 -04:00
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if (total < count)
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{
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2022-03-17 16:10:30 -04:00
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qCritical("SampleSinkFifo::readBegin: (%s) underflow - missing %u samples",
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qPrintable(m_label), count - total);
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2022-03-15 17:21:06 -04:00
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emit underflow(count - total);
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2019-10-03 02:36:38 -04:00
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}
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2014-05-18 11:52:39 -04:00
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remaining = total;
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2019-10-03 02:36:38 -04:00
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if (remaining > 0)
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{
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len = std::min(remaining, m_size - head);
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2014-05-18 11:52:39 -04:00
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*part1Begin = m_data.begin() + head;
|
|
|
|
*part1End = m_data.begin() + head + len;
|
|
|
|
head += len;
|
|
|
|
head %= m_size;
|
|
|
|
remaining -= len;
|
2019-10-03 02:36:38 -04:00
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2014-05-18 11:52:39 -04:00
|
|
|
*part1Begin = m_data.end();
|
|
|
|
*part1End = m_data.end();
|
|
|
|
}
|
2019-10-03 02:36:38 -04:00
|
|
|
|
|
|
|
if (remaining > 0)
|
|
|
|
{
|
|
|
|
len = std::min(remaining, m_size - head);
|
2014-05-18 11:52:39 -04:00
|
|
|
*part2Begin = m_data.begin() + head;
|
|
|
|
*part2End = m_data.begin() + head + len;
|
2019-10-03 02:36:38 -04:00
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2014-05-18 11:52:39 -04:00
|
|
|
*part2Begin = m_data.end();
|
|
|
|
*part2End = m_data.end();
|
|
|
|
}
|
|
|
|
|
|
|
|
return total;
|
|
|
|
}
|
|
|
|
|
2019-10-03 02:36:38 -04:00
|
|
|
unsigned int SampleSinkFifo::readCommit(unsigned int count)
|
2014-05-18 11:52:39 -04:00
|
|
|
{
|
|
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
|
|
|
2021-04-25 05:06:21 -04:00
|
|
|
if (m_size == 0) {
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2019-10-03 02:36:38 -04:00
|
|
|
if (count > m_fill)
|
|
|
|
{
|
2022-03-17 16:10:30 -04:00
|
|
|
qCritical("SampleSinkFifo::readCommit: (%s) cannot commit more than available samples", qPrintable(m_label));
|
2014-05-18 11:52:39 -04:00
|
|
|
count = m_fill;
|
|
|
|
}
|
2019-10-03 02:36:38 -04:00
|
|
|
|
|
|
|
m_head = (m_head + count) % m_size;
|
2014-05-18 11:52:39 -04:00
|
|
|
m_fill -= count;
|
|
|
|
|
|
|
|
return count;
|
|
|
|
}
|
2019-11-23 01:39:57 -05:00
|
|
|
|
|
|
|
unsigned int SampleSinkFifo::getSizePolicy(unsigned int sampleRate)
|
|
|
|
{
|
|
|
|
return (sampleRate/100)*64; // .64s
|
2021-04-25 05:06:21 -04:00
|
|
|
}
|