sdrangel/sdrdaemon/channel/sdrdaemonchannelsource.cpp

95 wiersze
3.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 Edouard Griffiths, F4EXB. //
// //
// SDRdaemon source channel (Tx) //
// //
// SDRdaemon is a detached SDR front end that handles the interface with a //
// physical device and sends or receives the I/Q samples stream to or from a //
// SDRangel instance via UDP. It is controlled via a Web REST API. //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include "util/simpleserializer.h"
#include "dsp/threadedbasebandsamplesource.h"
#include "dsp/upchannelizer.h"
#include "device/devicesinkapi.h"
#include "sdrdaemonchannelsource.h"
const QString SDRDaemonChannelSource::m_channelIdURI = "sdrangel.channel.sdrdaemonsource";
const QString SDRDaemonChannelSource::m_channelId = "SDRDaemonChannelSource";
SDRDaemonChannelSource::SDRDaemonChannelSource(DeviceSinkAPI *deviceAPI) :
ChannelSourceAPI(m_channelIdURI),
m_deviceAPI(deviceAPI),
m_running(false),
m_samplesCount(0)
{
setObjectName(m_channelId);
m_channelizer = new UpChannelizer(this);
m_threadedChannelizer = new ThreadedBasebandSampleSource(m_channelizer, this);
m_deviceAPI->addThreadedSource(m_threadedChannelizer);
m_deviceAPI->addChannelAPI(this);
}
SDRDaemonChannelSource::~SDRDaemonChannelSource()
{
m_deviceAPI->removeChannelAPI(this);
m_deviceAPI->removeThreadedSource(m_threadedChannelizer);
delete m_threadedChannelizer;
delete m_channelizer;
}
void SDRDaemonChannelSource::pull(Sample& sample)
{
sample.m_real = 0.0f;
sample.m_imag = 0.0f;
if (m_samplesCount < 1023) {
m_samplesCount++;
} else {
qDebug("SDRDaemonChannelSource::pull: 1024 samples pulled");
m_samplesCount = 0;
}
}
void SDRDaemonChannelSource::start()
{
qDebug("SDRDaemonChannelSink::start");
m_running = true;
}
void SDRDaemonChannelSource::stop()
{
qDebug("SDRDaemonChannelSink::stop");
m_running = false;
}
bool SDRDaemonChannelSource::handleMessage(const Message& cmd __attribute__((unused)))
{
return false;
}
QByteArray SDRDaemonChannelSource::serialize() const
{
SimpleSerializer s(1);
return s.final();
}
bool SDRDaemonChannelSource::deserialize(const QByteArray& data __attribute__((unused)))
{
return false;
}