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sdrangel/plugins/samplesource/sdrplay/sdrplayinput.cpp

570 lines
17 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2016 Edouard Griffiths, F4EXB //
// //
// 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 <string.h>
#include <errno.h>
#include <QDebug>
#include "util/simpleserializer.h"
#include "dsp/dspcommands.h"
#include "dsp/dspengine.h"
#include <dsp/filerecord.h>
#include "sdrplaygui.h"
#include "sdrplayinput.h"
#include <device/devicesourceapi.h>
#include "sdrplaythread.h"
MESSAGE_CLASS_DEFINITION(SDRPlayInput::MsgConfigureSDRPlay, Message)
MESSAGE_CLASS_DEFINITION(SDRPlayInput::MsgReportSDRPlayGains, Message)
MESSAGE_CLASS_DEFINITION(SDRPlayInput::MsgFileRecord, Message)
SDRPlayInput::SDRPlayInput(DeviceSourceAPI *deviceAPI) :
m_deviceAPI(deviceAPI),
m_settings(),
m_dev(0),
m_sdrPlayThread(0),
m_deviceDescription("SDRPlay"),
m_devNumber(0),
m_running(false)
{
openDevice();
char recFileNameCStr[30];
sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
m_fileSink = new FileRecord(std::string(recFileNameCStr));
m_deviceAPI->addSink(m_fileSink);
}
SDRPlayInput::~SDRPlayInput()
{
if (m_running) stop();
m_deviceAPI->removeSink(m_fileSink);
delete m_fileSink;
closeDevice();
}
void SDRPlayInput::destroy()
{
delete this;
}
bool SDRPlayInput::openDevice()
{
m_devNumber = m_deviceAPI->getSampleSourceSequence();
if (m_dev != 0)
{
closeDevice();
}
int res;
//int numberOfGains;
if (!m_sampleFifo.setSize(96000 * 4))
{
qCritical("SDRPlayInput::start: could not allocate SampleFifo");
return false;
}
if ((res = mirisdr_open(&m_dev, MIRISDR_HW_SDRPLAY, m_devNumber)) < 0)
{
qCritical("SDRPlayInput::start: could not open SDRPlay #%d: %s", m_devNumber, strerror(errno));
return false;
}
char vendor[256];
char product[256];
char serial[256];
vendor[0] = '\0';
product[0] = '\0';
serial[0] = '\0';
if ((res = mirisdr_get_device_usb_strings(m_devNumber, vendor, product, serial)) < 0)
{
qCritical("SDRPlayInput::start: error accessing USB device");
stop();
return false;
}
qWarning("SDRPlayInput::start: open: %s %s, SN: %s", vendor, product, serial);
m_deviceDescription = QString("%1 (SN %2)").arg(product).arg(serial);
return true;
}
bool SDRPlayInput::start()
{
// QMutexLocker mutexLocker(&m_mutex);
int res;
if (!m_dev) {
return false;
}
if (m_running) stop();
char s12FormatString[] = "336_S16";
if ((res = mirisdr_set_sample_format(m_dev, s12FormatString))) // sample format S12
{
qCritical("SDRPlayInput::start: could not set sample format: rc: %d", res);
stop();
return false;
}
int sampleRate = SDRPlaySampleRates::getRate(m_settings.m_devSampleRateIndex);
if ((res = mirisdr_set_sample_rate(m_dev, sampleRate)))
{
qCritical("SDRPlayInput::start: could not set sample rate to %d: rc: %d", sampleRate, res);
stop();
return false;
}
char bulkFormatString[] = "BULK";
if ((res = mirisdr_set_transfer(m_dev, bulkFormatString)) < 0)
{
qCritical("SDRPlayInput::start: could not set USB Bulk mode: rc: %d", res);
stop();
return false;
}
if ((res = mirisdr_reset_buffer(m_dev)) < 0)
{
qCritical("SDRPlayInput::start: could not reset USB EP buffers: %s", strerror(errno));
stop();
return false;
}
if((m_sdrPlayThread = new SDRPlayThread(m_dev, &m_sampleFifo)) == 0)
{
qFatal("SDRPlayInput::start: failed to create thread");
return false;
}
m_sdrPlayThread->setLog2Decimation(m_settings.m_log2Decim);
m_sdrPlayThread->setFcPos((int) m_settings.m_fcPos);
m_sdrPlayThread->startWork();
// mutexLocker.unlock();
applySettings(m_settings, true, true);
m_running = true;
return true;
}
void SDRPlayInput::closeDevice()
{
if (m_dev != 0)
{
mirisdr_close(m_dev);
m_dev = 0;
}
m_deviceDescription.clear();
}
void SDRPlayInput::stop()
{
// QMutexLocker mutexLocker(&m_mutex);
if(m_sdrPlayThread != 0)
{
m_sdrPlayThread->stopWork();
delete m_sdrPlayThread;
m_sdrPlayThread = 0;
}
m_running = false;
}
const QString& SDRPlayInput::getDeviceDescription() const
{
return m_deviceDescription;
}
int SDRPlayInput::getSampleRate() const
{
int rate = SDRPlaySampleRates::getRate(m_settings.m_devSampleRateIndex);
return rate / (1<<m_settings.m_log2Decim);
}
quint64 SDRPlayInput::getCenterFrequency() const
{
return m_settings.m_centerFrequency;
}
bool SDRPlayInput::handleMessage(const Message& message)
{
if (MsgConfigureSDRPlay::match(message))
{
MsgConfigureSDRPlay& conf = (MsgConfigureSDRPlay&) message;
qDebug() << "SDRPlayInput::handleMessage: MsgConfigureSDRPlay";
const SDRPlaySettings& settings = conf.getSettings();
// change of sample rate needs full stop / start sequence that includes the standard apply settings
// only if in started state (iff m_dev != 0)
if ((m_dev != 0) && (m_settings.m_devSampleRateIndex != settings.m_devSampleRateIndex))
{
m_settings = settings;
stop();
start();
}
// standard changes
else
{
if (!applySettings(settings, false, conf.getForce()))
{
qDebug("SDRPlayInput::handleMessage: config error");
}
}
return true;
}
else if (MsgFileRecord::match(message))
{
MsgFileRecord& conf = (MsgFileRecord&) message;
qDebug() << "SDRPlayInput::handleMessage: MsgFileRecord: " << conf.getStartStop();
if (conf.getStartStop()) {
m_fileSink->startRecording();
} else {
m_fileSink->stopRecording();
}
return true;
}
else
{
return false;
}
}
bool SDRPlayInput::applySettings(const SDRPlaySettings& settings, bool forwardChange, bool force)
{
bool forceGainSetting = false;
//settings.debug("SDRPlayInput::applySettings");
QMutexLocker mutexLocker(&m_mutex);
if ((m_settings.m_dcBlock != settings.m_dcBlock) || force)
{
m_settings.m_dcBlock = settings.m_dcBlock;
m_deviceAPI->configureCorrections(m_settings.m_dcBlock, m_settings.m_iqCorrection);
}
if ((m_settings.m_iqCorrection != settings.m_iqCorrection) || force)
{
m_settings.m_iqCorrection = settings.m_iqCorrection;
m_deviceAPI->configureCorrections(m_settings.m_dcBlock, m_settings.m_iqCorrection);
}
// gains processing
if ((m_settings.m_tunerGainMode != settings.m_tunerGainMode) || force)
{
m_settings.m_tunerGainMode = settings.m_tunerGainMode;
forceGainSetting = true;
}
if (m_settings.m_tunerGainMode) // auto
{
if ((m_settings.m_tunerGain != settings.m_tunerGain) || forceGainSetting)
{
m_settings.m_tunerGain = settings.m_tunerGain;
if(m_dev != 0)
{
int r = mirisdr_set_tuner_gain(m_dev, m_settings.m_tunerGain);
if (r < 0)
{
qDebug("SDRPlayInput::applySettings: could not set tuner gain");
}
else
{
int lnaGain;
if (m_settings.m_frequencyBandIndex < 3) // bands using AM mode
{
lnaGain = mirisdr_get_mixbuffer_gain(m_dev);
}
else
{
lnaGain = mirisdr_get_lna_gain(m_dev);
}
MsgReportSDRPlayGains *message = MsgReportSDRPlayGains::create(
lnaGain,
mirisdr_get_mixer_gain(m_dev),
mirisdr_get_baseband_gain(m_dev),
mirisdr_get_tuner_gain(m_dev)
);
if (getMessageQueueToGUI()) {
getMessageQueueToGUI()->push(message);
}
}
}
}
}
else // manual
{
bool anyChange = false;
if ((m_settings.m_lnaOn != settings.m_lnaOn) || forceGainSetting)
{
if(m_dev != 0)
{
if (m_settings.m_frequencyBandIndex < 3) // bands using AM mode
{
int r = mirisdr_set_mixbuffer_gain(m_dev, settings.m_lnaOn ? 0 : 1); // mirisdr_set_mixbuffer_gain takes gain reduction
if (r != 0)
{
qDebug("SDRPlayInput::applySettings: could not set mixer buffer gain");
}
else
{
m_settings.m_lnaOn = settings.m_lnaOn;
anyChange = true;
}
}
else
{
int r = mirisdr_set_lna_gain(m_dev, settings.m_lnaOn ? 0 : 1); // mirisdr_set_lna_gain takes gain reduction
if (r != 0)
{
qDebug("SDRPlayInput::applySettings: could not set LNA gain");
}
else
{
m_settings.m_lnaOn = settings.m_lnaOn;
anyChange = true;
}
}
}
}
if ((m_settings.m_mixerAmpOn != settings.m_mixerAmpOn) || forceGainSetting)
{
if(m_dev != 0)
{
int r = mirisdr_set_mixer_gain(m_dev, settings.m_mixerAmpOn ? 0 : 1); // mirisdr_set_lna_gain takes gain reduction
if (r != 0)
{
qDebug("SDRPlayInput::applySettings: could not set mixer gain");
}
else
{
m_settings.m_mixerAmpOn = settings.m_mixerAmpOn;
anyChange = true;
}
}
}
if ((m_settings.m_basebandGain != settings.m_basebandGain) || forceGainSetting)
{
if(m_dev != 0)
{
int r = mirisdr_set_baseband_gain(m_dev, settings.m_basebandGain);
if (r != 0)
{
qDebug("SDRPlayInput::applySettings: could not set mixer gain");
}
else
{
m_settings.m_basebandGain = settings.m_basebandGain;
anyChange = true;
}
}
}
if (anyChange)
{
int lnaGain;
if (m_settings.m_frequencyBandIndex < 3) // bands using AM mode
{
lnaGain = mirisdr_get_mixbuffer_gain(m_dev);
}
else
{
lnaGain = mirisdr_get_lna_gain(m_dev);
}
MsgReportSDRPlayGains *message = MsgReportSDRPlayGains::create(
lnaGain,
mirisdr_get_mixer_gain(m_dev),
mirisdr_get_baseband_gain(m_dev),
mirisdr_get_tuner_gain(m_dev)
);
if (getMessageQueueToGUI()) {
getMessageQueueToGUI()->push(message);
}
}
}
if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
{
m_settings.m_log2Decim = settings.m_log2Decim;
forwardChange = true;
if (m_sdrPlayThread != 0)
{
m_sdrPlayThread->setLog2Decimation(m_settings.m_log2Decim);
qDebug() << "SDRPlayInput::applySettings: set decimation to " << (1<<m_settings.m_log2Decim);
}
}
if (m_settings.m_centerFrequency != settings.m_centerFrequency)
{
forwardChange = true;
}
qint64 deviceCenterFrequency = m_settings.m_centerFrequency;
qint64 f_img = deviceCenterFrequency;
quint32 devSampleRate = SDRPlaySampleRates::getRate(m_settings.m_devSampleRateIndex);
if (force || (m_settings.m_centerFrequency != settings.m_centerFrequency)
|| (m_settings.m_LOppmTenths != settings.m_LOppmTenths)
|| (m_settings.m_fcPos != settings.m_fcPos))
{
m_settings.m_centerFrequency = settings.m_centerFrequency;
m_settings.m_LOppmTenths = settings.m_LOppmTenths;
if ((m_settings.m_log2Decim == 0) || (settings.m_fcPos == SDRPlaySettings::FC_POS_CENTER))
{
deviceCenterFrequency = m_settings.m_centerFrequency;
f_img = deviceCenterFrequency;
}
else
{
if (settings.m_fcPos == SDRPlaySettings::FC_POS_INFRA)
{
deviceCenterFrequency = m_settings.m_centerFrequency + (devSampleRate / 4);
f_img = deviceCenterFrequency + devSampleRate/2;
}
else if (settings.m_fcPos == SDRPlaySettings::FC_POS_SUPRA)
{
deviceCenterFrequency = m_settings.m_centerFrequency - (devSampleRate / 4);
f_img = deviceCenterFrequency - devSampleRate/2;
}
}
if(m_dev != 0)
{
if (setCenterFrequency(deviceCenterFrequency))
{
qDebug() << "SDRPlayInput::applySettings: center freq: " << m_settings.m_centerFrequency << " Hz"
<< " device center freq: " << deviceCenterFrequency << " Hz"
<< " device sample rate: " << devSampleRate << "Hz"
<< " Actual sample rate: " << devSampleRate/(1<<m_settings.m_log2Decim) << "Hz"
<< " img: " << f_img << "Hz";
}
}
}
if ((m_settings.m_fcPos != settings.m_fcPos) || force)
{
m_settings.m_fcPos = settings.m_fcPos;
if (m_sdrPlayThread != 0)
{
m_sdrPlayThread->setFcPos((int) m_settings.m_fcPos);
qDebug() << "SDRPlayInput: set fc pos (enum) to " << (int) m_settings.m_fcPos;
}
}
if ((m_settings.m_frequencyBandIndex != settings.m_frequencyBandIndex) || force)
{
m_settings.m_frequencyBandIndex = settings.m_frequencyBandIndex;
// change of frequency is done already
}
if ((m_settings.m_bandwidthIndex != settings.m_bandwidthIndex) || force)
{
int bandwidth = SDRPlayBandwidths::getBandwidth(settings.m_bandwidthIndex);
int r = mirisdr_set_bandwidth(m_dev, bandwidth);
if (r < 0)
{
qCritical("SDRPlayInput::applySettings: set bandwidth %d failed: rc: %d", bandwidth, r);
}
else
{
qDebug("SDRPlayInput::applySettings: bandwidth set to %d", bandwidth);
m_settings.m_bandwidthIndex = settings.m_bandwidthIndex;
}
}
if ((m_settings.m_ifFrequencyIndex != settings.m_ifFrequencyIndex) || force)
{
int iFFrequency = SDRPlayIF::getIF(settings.m_ifFrequencyIndex);
int r = mirisdr_set_if_freq(m_dev, iFFrequency);
if (r < 0)
{
qCritical("SDRPlayInput::applySettings: set IF frequency to %d failed: rc: %d", iFFrequency, r);
}
else
{
qDebug("SDRPlayInput::applySettings: IF frequency set to %d", iFFrequency);
m_settings.m_ifFrequencyIndex = settings.m_ifFrequencyIndex;
}
}
if (forwardChange)
{
int sampleRate = getSampleRate();
DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency);
m_fileSink->handleMessage(*notif); // forward to file sink
m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
}
return true;
}
bool SDRPlayInput::setCenterFrequency(quint64 freq_hz)
{
qint64 df = ((qint64)freq_hz * m_settings.m_LOppmTenths) / 10000000LL;
freq_hz += df;
int r = mirisdr_set_center_freq(m_dev, static_cast<uint32_t>(freq_hz));
if (r != 0)
{
qWarning("SDRPlayInput::setCenterFrequency: could not frequency to %llu Hz", freq_hz);
return false;
}
else
{
qWarning("SDRPlayInput::setCenterFrequency: frequency set to %llu Hz", freq_hz);
return true;
}
}