kopia lustrzana https://github.com/f4exb/sdrangel
100 wiersze
3.2 KiB
C++
100 wiersze
3.2 KiB
C++
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 Edouard Griffiths, F4EXB //
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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 <QDebug>
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#include <boost/crc.hpp>
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#include <boost/cstdint.hpp>
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#include "dsp/devicesamplesource.h"
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#include "dsp/hbfilterchainconverter.h"
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#include "localsinkthread.h"
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#include "localsinksink.h"
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LocalSinkSink::LocalSinkSink() :
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m_sinkThread(nullptr),
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m_running(false),
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m_centerFrequency(0),
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m_frequencyOffset(0),
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m_sampleRate(48000),
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m_deviceSampleRate(48000)
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{
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applySettings(m_settings, true);
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}
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LocalSinkSink::~LocalSinkSink()
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{
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}
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void LocalSinkSink::feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end)
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{
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emit samplesAvailable((const quint8*) &(*begin), (end-begin)*sizeof(Sample));
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}
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void LocalSinkSink::start(DeviceSampleSource *deviceSource)
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{
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qDebug("LocalSinkSink::start");
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if (m_running) {
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stop();
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}
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m_sinkThread = new LocalSinkThread();
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if (deviceSource) {
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m_sinkThread->setSampleFifo(deviceSource->getSampleFifo());
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}
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connect(this,
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SIGNAL(samplesAvailable(const quint8*, uint)),
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m_sinkThread,
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SLOT(processSamples(const quint8*, uint)),
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Qt::QueuedConnection);
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m_sinkThread->startStop(true);
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m_running = true;
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}
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void LocalSinkSink::stop()
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{
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qDebug("LocalSinkSink::stop");
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disconnect(this,
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SIGNAL(samplesAvailable(const quint8*, uint)),
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m_sinkThread,
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SLOT(processSamples(const quint8*, uint)));
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if (m_sinkThread != 0)
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{
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m_sinkThread->startStop(false);
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m_sinkThread->deleteLater();
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m_sinkThread = 0;
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}
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m_running = false;
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}
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void LocalSinkSink::applySettings(const LocalSinkSettings& settings, bool force)
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{
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qDebug() << "LocalSinkSink::applySettings:"
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<< " m_localDeviceIndex: " << settings.m_localDeviceIndex
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<< " m_streamIndex: " << settings.m_streamIndex
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<< " force: " << force;
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m_settings = settings;
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}
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