kopia lustrzana https://github.com/f4exb/sdrangel
136 wiersze
3.6 KiB
C++
136 wiersze
3.6 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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// //
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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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// //
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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 <string.h>
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#include <errno.h>
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#include "fcdinput.h"
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#include "fcdthread.h"
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#include "fcdgui.h"
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#include "util/simpleserializer.h"
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MESSAGE_CLASS_DEFINITION(FCDInput::MsgConfigureFCD, Message)
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//MESSAGE_CLASS_DEFINITION(FCDInput::MsgReportFCD, Message)
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FCDInput::Settings::Settings()
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{
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}
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void FCDInput::Settings::resetToDefaults()
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{
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}
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QByteArray FCDInput::Settings::serialize() const
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{
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SimpleSerializer s(1);
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return s.final();
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}
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bool FCDInput::Settings::deserialize(const QByteArray& data)
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{
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resetToDefaults();
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return true;
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}
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FCDInput::FCDInput(MessageQueue* msgQueueToGUI) :
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SampleSource(msgQueueToGUI),
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m_settings(),
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m_FCDThread(NULL),
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m_deviceDescription()
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{
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}
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FCDInput::~FCDInput()
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{
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stopInput();
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}
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bool FCDInput::startInput(int device)
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{
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QMutexLocker mutexLocker(&m_mutex);
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if(m_FCDThread)
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return false;
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if(!m_sampleFifo.setSize(4096*16)) {
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qCritical("Could not allocate SampleFifo");
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return false;
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}
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if((m_FCDThread = new FCDThread(&m_sampleFifo)) == NULL) {
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qFatal("out of memory");
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return false;
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}
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m_deviceDescription = QString("Funcube Dongle");
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qDebug("FCDInput: start");
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return true;
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}
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void FCDInput::stopInput()
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{
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QMutexLocker mutexLocker(&m_mutex);
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if(m_FCDThread) {
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m_FCDThread->stopWork();
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// wait for thread to quit ?
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delete m_FCDThread;
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m_FCDThread = NULL;
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}
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m_deviceDescription.clear();
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}
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const QString& FCDInput::getDeviceDescription() const
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{
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return m_deviceDescription;
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}
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int FCDInput::getSampleRate() const
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{
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return 192000;
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}
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quint64 FCDInput::getCenterFrequency() const
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{
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return m_generalSettings.m_centerFrequency;
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}
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bool FCDInput::handleMessage(Message* message)
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{
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if(MsgConfigureFCD::match(message)) {
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MsgConfigureFCD* conf = (MsgConfigureFCD*)message;
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if(!applySettings(conf->getGeneralSettings(), conf->getSettings(), false))
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qDebug("FCD config error");
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message->completed();
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return true;
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} else {
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return false;
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}
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}
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bool FCDInput::applySettings(const GeneralSettings& generalSettings, const Settings& settings, bool force)
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{
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QMutexLocker mutexLocker(&m_mutex);
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if((m_generalSettings.m_centerFrequency != generalSettings.m_centerFrequency) || force) {
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m_generalSettings.m_centerFrequency = generalSettings.m_centerFrequency;
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if(m_FCDThread)
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m_FCDThread->set_center_freq( (double)(generalSettings.m_centerFrequency) );
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}
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return true;
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}
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