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sdrangel/plugins/channeltx/daemonsource/daemonsource.cpp
2018-09-11 16:50:55 +02:00

455 lines
17 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 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 <sys/time.h>
#include <unistd.h>
#include <boost/crc.hpp>
#include <boost/cstdint.hpp>
#include <QDebug>
#include "SWGChannelSettings.h"
#include "SWGChannelReport.h"
#include "SWGDaemonSourceReport.h"
#include "dsp/devicesamplesink.h"
#include "device/devicesinkapi.h"
#include "dsp/upchannelizer.h"
#include "dsp/threadedbasebandsamplesource.h"
#include "daemonsourcethread.h"
#include "daemonsource.h"
MESSAGE_CLASS_DEFINITION(DaemonSource::MsgSampleRateNotification, Message)
MESSAGE_CLASS_DEFINITION(DaemonSource::MsgConfigureDaemonSource, Message)
MESSAGE_CLASS_DEFINITION(DaemonSource::MsgQueryStreamData, Message)
MESSAGE_CLASS_DEFINITION(DaemonSource::MsgReportStreamData, Message)
const QString DaemonSource::m_channelIdURI = "sdrangel.channeltx.daemonsrc";
const QString DaemonSource::m_channelId ="DaemonSource";
DaemonSource::DaemonSource(DeviceSinkAPI *deviceAPI) :
ChannelSourceAPI(m_channelIdURI),
m_deviceAPI(deviceAPI),
m_sourceThread(0),
m_running(false),
m_dataReadQueue(SDR_TX_SAMP_SZ <= 16 ? 4 : 8),
m_nbCorrectableErrors(0),
m_nbUncorrectableErrors(0)
{
setObjectName(m_channelId);
connect(&m_dataQueue, SIGNAL(dataBlockEnqueued()), this, SLOT(handleData()), Qt::QueuedConnection);
m_cm256p = m_cm256.isInitialized() ? &m_cm256 : 0;
m_currentMeta.init();
m_channelizer = new UpChannelizer(this);
m_threadedChannelizer = new ThreadedBasebandSampleSource(m_channelizer, this);
m_deviceAPI->addThreadedSource(m_threadedChannelizer);
m_deviceAPI->addChannelAPI(this);
}
DaemonSource::~DaemonSource()
{
m_deviceAPI->removeChannelAPI(this);
m_deviceAPI->removeThreadedSource(m_threadedChannelizer);
delete m_threadedChannelizer;
delete m_channelizer;
}
void DaemonSource::pull(Sample& sample)
{
m_dataReadQueue.readSample(sample);
}
void DaemonSource::pullAudio(int nbSamples __attribute__((unused)))
{
}
void DaemonSource::start()
{
qDebug("DaemonSource::start");
if (m_running) {
stop();
}
m_sourceThread = new DaemonSourceThread(&m_dataQueue);
m_sourceThread->startStop(true);
m_sourceThread->dataBind(m_settings.m_dataAddress, m_settings.m_dataPort);
m_running = true;
}
void DaemonSource::stop()
{
qDebug("DaemonSource::stop");
if (m_sourceThread != 0)
{
m_sourceThread->startStop(false);
m_sourceThread->deleteLater();
m_sourceThread = 0;
}
m_running = false;
}
void DaemonSource::setDataLink(const QString& dataAddress, uint16_t dataPort)
{
DaemonSourceSettings settings = m_settings;
settings.m_dataAddress = dataAddress;
settings.m_dataPort = dataPort;
MsgConfigureDaemonSource *msg = MsgConfigureDaemonSource::create(settings, false);
m_inputMessageQueue.push(msg);
}
bool DaemonSource::handleMessage(const Message& cmd)
{
if (UpChannelizer::MsgChannelizerNotification::match(cmd))
{
UpChannelizer::MsgChannelizerNotification& notif = (UpChannelizer::MsgChannelizerNotification&) cmd;
qDebug() << "DaemonSource::handleMessage: MsgChannelizerNotification:"
<< " basebandSampleRate: " << notif.getBasebandSampleRate()
<< " outputSampleRate: " << notif.getSampleRate()
<< " inputFrequencyOffset: " << notif.getFrequencyOffset();
if (m_guiMessageQueue)
{
MsgSampleRateNotification *msg = MsgSampleRateNotification::create(notif.getBasebandSampleRate());
m_guiMessageQueue->push(msg);
}
return true;
}
else if (MsgConfigureDaemonSource::match(cmd))
{
MsgConfigureDaemonSource& cfg = (MsgConfigureDaemonSource&) cmd;
qDebug() << "MsgConfigureDaemonSource::handleMessage: MsgConfigureDaemonSource";
applySettings(cfg.getSettings(), cfg.getForce());
return true;
}
else if (MsgQueryStreamData::match(cmd))
{
if (m_guiMessageQueue)
{
struct timeval tv;
gettimeofday(&tv, 0);
MsgReportStreamData *msg = MsgReportStreamData::create(
tv.tv_sec,
tv.tv_usec,
m_dataReadQueue.size(),
m_dataReadQueue.length(),
m_dataReadQueue.readSampleCount(),
m_nbCorrectableErrors,
m_nbUncorrectableErrors,
m_currentMeta.m_nbOriginalBlocks,
m_currentMeta.m_nbFECBlocks,
m_currentMeta.m_centerFrequency,
m_currentMeta.m_sampleRate);
m_guiMessageQueue->push(msg);
}
return true;
}
return false;
}
QByteArray DaemonSource::serialize() const
{
return m_settings.serialize();
}
bool DaemonSource::deserialize(const QByteArray& data __attribute__((unused)))
{
if (m_settings.deserialize(data))
{
MsgConfigureDaemonSource *msg = MsgConfigureDaemonSource::create(m_settings, true);
m_inputMessageQueue.push(msg);
return true;
}
else
{
m_settings.resetToDefaults();
MsgConfigureDaemonSource *msg = MsgConfigureDaemonSource::create(m_settings, true);
m_inputMessageQueue.push(msg);
return false;
}
}
void DaemonSource::applySettings(const DaemonSourceSettings& settings, bool force)
{
qDebug() << "DaemonSource::applySettings:"
<< " m_dataAddress: " << settings.m_dataAddress
<< " m_dataPort: " << settings.m_dataPort
<< " force: " << force;
bool change = false;
if ((m_settings.m_dataAddress != settings.m_dataAddress) || force) {
change = true;
}
if ((m_settings.m_dataPort != settings.m_dataPort) || force) {
change = true;
}
if (change && m_sourceThread) {
m_sourceThread->dataBind(settings.m_dataAddress, settings.m_dataPort);
}
m_settings = settings;
}
void DaemonSource::handleDataBlock(SDRDaemonDataBlock* dataBlock __attribute__((unused)))
{
if (dataBlock->m_rxControlBlock.m_blockCount < SDRDaemonNbOrginalBlocks)
{
qWarning("DaemonSource::handleDataBlock: incomplete data block: not processing");
}
else
{
int blockCount = 0;
for (int blockIndex = 0; blockIndex < 256; blockIndex++)
{
if ((blockIndex == 0) && (dataBlock->m_rxControlBlock.m_metaRetrieved))
{
m_cm256DescriptorBlocks[blockCount].Index = 0;
m_cm256DescriptorBlocks[blockCount].Block = (void *) &(dataBlock->m_superBlocks[0].m_protectedBlock);
blockCount++;
}
else if (dataBlock->m_superBlocks[blockIndex].m_header.m_blockIndex != 0)
{
m_cm256DescriptorBlocks[blockCount].Index = dataBlock->m_superBlocks[blockIndex].m_header.m_blockIndex;
m_cm256DescriptorBlocks[blockCount].Block = (void *) &(dataBlock->m_superBlocks[blockIndex].m_protectedBlock);
blockCount++;
}
}
//qDebug("DaemonSource::handleDataBlock: frame: %u blocks: %d", dataBlock.m_rxControlBlock.m_frameIndex, blockCount);
// Need to use the CM256 recovery
if (m_cm256p &&(dataBlock->m_rxControlBlock.m_originalCount < SDRDaemonNbOrginalBlocks))
{
qDebug("DaemonSource::handleDataBlock: %d recovery blocks", dataBlock->m_rxControlBlock.m_recoveryCount);
CM256::cm256_encoder_params paramsCM256;
paramsCM256.BlockBytes = sizeof(SDRDaemonProtectedBlock); // never changes
paramsCM256.OriginalCount = SDRDaemonNbOrginalBlocks; // never changes
if (m_currentMeta.m_tv_sec == 0) {
paramsCM256.RecoveryCount = dataBlock->m_rxControlBlock.m_recoveryCount;
} else {
paramsCM256.RecoveryCount = m_currentMeta.m_nbFECBlocks;
}
// update counters
if (dataBlock->m_rxControlBlock.m_originalCount < SDRDaemonNbOrginalBlocks - paramsCM256.RecoveryCount) {
m_nbUncorrectableErrors += SDRDaemonNbOrginalBlocks - paramsCM256.RecoveryCount - dataBlock->m_rxControlBlock.m_originalCount;
} else {
m_nbCorrectableErrors += dataBlock->m_rxControlBlock.m_recoveryCount;
}
if (m_cm256.cm256_decode(paramsCM256, m_cm256DescriptorBlocks)) // CM256 decode
{
qWarning() << "DaemonSource::handleDataBlock: decode CM256 error:"
<< " m_originalCount: " << dataBlock->m_rxControlBlock.m_originalCount
<< " m_recoveryCount: " << dataBlock->m_rxControlBlock.m_recoveryCount;
}
else
{
for (int ir = 0; ir < dataBlock->m_rxControlBlock.m_recoveryCount; ir++) // restore missing blocks
{
int recoveryIndex = SDRDaemonNbOrginalBlocks - dataBlock->m_rxControlBlock.m_recoveryCount + ir;
int blockIndex = m_cm256DescriptorBlocks[recoveryIndex].Index;
SDRDaemonProtectedBlock *recoveredBlock =
(SDRDaemonProtectedBlock *) m_cm256DescriptorBlocks[recoveryIndex].Block;
memcpy((void *) &(dataBlock->m_superBlocks[blockIndex].m_protectedBlock), recoveredBlock, sizeof(SDRDaemonProtectedBlock));
if ((blockIndex == 0) && !dataBlock->m_rxControlBlock.m_metaRetrieved) {
dataBlock->m_rxControlBlock.m_metaRetrieved = true;
}
}
}
}
// Validate block zero and retrieve its data
if (dataBlock->m_rxControlBlock.m_metaRetrieved)
{
SDRDaemonMetaDataFEC *metaData = (SDRDaemonMetaDataFEC *) &(dataBlock->m_superBlocks[0].m_protectedBlock);
boost::crc_32_type crc32;
crc32.process_bytes(metaData, 20);
if (crc32.checksum() == metaData->m_crc32)
{
if (!(m_currentMeta == *metaData))
{
printMeta("DaemonSource::handleDataBlock", metaData);
if (m_currentMeta.m_sampleRate != metaData->m_sampleRate)
{
m_channelizer->configure(m_channelizer->getInputMessageQueue(), metaData->m_sampleRate, 0);
m_dataReadQueue.setSize(calculateDataReadQueueSize(metaData->m_sampleRate));
}
}
m_currentMeta = *metaData;
}
else
{
qWarning() << "DaemonSource::handleDataBlock: recovered meta: invalid CRC32";
}
}
m_dataReadQueue.push(dataBlock); // Push into R/W buffer
}
}
void DaemonSource::handleData()
{
SDRDaemonDataBlock* dataBlock;
while (m_running && ((dataBlock = m_dataQueue.pop()) != 0)) {
handleDataBlock(dataBlock);
}
}
void DaemonSource::printMeta(const QString& header, SDRDaemonMetaDataFEC *metaData)
{
qDebug().noquote() << header << ": "
<< "|" << metaData->m_centerFrequency
<< ":" << metaData->m_sampleRate
<< ":" << (int) (metaData->m_sampleBytes & 0xF)
<< ":" << (int) metaData->m_sampleBits
<< ":" << (int) metaData->m_nbOriginalBlocks
<< ":" << (int) metaData->m_nbFECBlocks
<< "|" << metaData->m_tv_sec
<< ":" << metaData->m_tv_usec
<< "|";
}
uint32_t DaemonSource::calculateDataReadQueueSize(int sampleRate)
{
// scale for 20 blocks at 48 kS/s. Take next even number.
uint32_t maxSize = sampleRate / 2400;
maxSize = (maxSize % 2 == 0) ? maxSize : maxSize + 1;
qDebug("DaemonSource::calculateDataReadQueueSize: set max queue size to %u blocks", maxSize);
return maxSize;
}
int DaemonSource::webapiSettingsGet(
SWGSDRangel::SWGChannelSettings& response,
QString& errorMessage __attribute__((unused)))
{
response.setDaemonSourceSettings(new SWGSDRangel::SWGDaemonSourceSettings());
response.getDaemonSourceSettings()->init();
webapiFormatChannelSettings(response, m_settings);
return 200;
}
int DaemonSource::webapiSettingsPutPatch(
bool force,
const QStringList& channelSettingsKeys,
SWGSDRangel::SWGChannelSettings& response,
QString& errorMessage __attribute__((unused)))
{
DaemonSourceSettings settings = m_settings;
if (channelSettingsKeys.contains("dataAddress")) {
settings.m_dataAddress = *response.getDaemonSourceSettings()->getDataAddress();
}
if (channelSettingsKeys.contains("dataPort"))
{
int dataPort = response.getDaemonSourceSettings()->getDataPort();
if ((dataPort < 1024) || (dataPort > 65535)) {
settings.m_dataPort = 9090;
} else {
settings.m_dataPort = dataPort;
}
}
if (channelSettingsKeys.contains("rgbColor")) {
settings.m_rgbColor = response.getDaemonSourceSettings()->getRgbColor();
}
if (channelSettingsKeys.contains("title")) {
settings.m_title = *response.getDaemonSourceSettings()->getTitle();
}
MsgConfigureDaemonSource *msg = MsgConfigureDaemonSource::create(settings, force);
m_inputMessageQueue.push(msg);
qDebug("DaemonSource::webapiSettingsPutPatch: forward to GUI: %p", m_guiMessageQueue);
if (m_guiMessageQueue) // forward to GUI if any
{
MsgConfigureDaemonSource *msgToGUI = MsgConfigureDaemonSource::create(settings, force);
m_guiMessageQueue->push(msgToGUI);
}
webapiFormatChannelSettings(response, settings);
return 200;
}
int DaemonSource::webapiReportGet(
SWGSDRangel::SWGChannelReport& response,
QString& errorMessage __attribute__((unused)))
{
response.setDaemonSourceReport(new SWGSDRangel::SWGDaemonSourceReport());
response.getDaemonSourceReport()->init();
webapiFormatChannelReport(response);
return 200;
}
void DaemonSource::webapiFormatChannelSettings(SWGSDRangel::SWGChannelSettings& response, const DaemonSourceSettings& settings)
{
if (response.getDaemonSourceSettings()->getDataAddress()) {
*response.getDaemonSourceSettings()->getDataAddress() = settings.m_dataAddress;
} else {
response.getDaemonSourceSettings()->setDataAddress(new QString(settings.m_dataAddress));
}
response.getDaemonSourceSettings()->setDataPort(settings.m_dataPort);
response.getDaemonSourceSettings()->setRgbColor(settings.m_rgbColor);
if (response.getDaemonSourceSettings()->getTitle()) {
*response.getDaemonSourceSettings()->getTitle() = settings.m_title;
} else {
response.getDaemonSourceSettings()->setTitle(new QString(settings.m_title));
}
}
void DaemonSource::webapiFormatChannelReport(SWGSDRangel::SWGChannelReport& response)
{
struct timeval tv;
gettimeofday(&tv, 0);
response.getDaemonSourceReport()->setTvSec(tv.tv_sec);
response.getDaemonSourceReport()->setTvUSec(tv.tv_usec);
response.getDaemonSourceReport()->setQueueSize(m_dataReadQueue.size());
response.getDaemonSourceReport()->setQueueLength(m_dataReadQueue.length());
response.getDaemonSourceReport()->setSamplesCount(m_dataReadQueue.readSampleCount());
response.getDaemonSourceReport()->setCorrectableErrorsCount(m_nbCorrectableErrors);
response.getDaemonSourceReport()->setUncorrectableErrorsCount(m_nbUncorrectableErrors);
response.getDaemonSourceReport()->setNbOriginalBlocks(m_currentMeta.m_nbOriginalBlocks);
response.getDaemonSourceReport()->setNbFecBlocks(m_currentMeta.m_nbFECBlocks);
response.getDaemonSourceReport()->setCenterFreq(m_currentMeta.m_centerFrequency);
response.getDaemonSourceReport()->setSampleRate(m_currentMeta.m_sampleRate);
response.getDaemonSourceReport()->setDeviceCenterFreq(m_deviceAPI->getSampleSink()->getCenterFrequency()/1000);
response.getDaemonSourceReport()->setDeviceSampleRate(m_deviceAPI->getSampleSink()->getSampleRate());
}