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sdrangel/plugins/samplesource/fileinput/fileinput.cpp

723 lines
24 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015-2019 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 //
// (at your option) any later version. //
// //
// 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 <QNetworkReply>
#include <QBuffer>
#include "SWGDeviceSettings.h"
#include "SWGFileInputSettings.h"
#include "SWGDeviceState.h"
#include "SWGDeviceReport.h"
#include "util/simpleserializer.h"
#include "dsp/dspcommands.h"
#include "dsp/dspdevicesourceengine.h"
#include "dsp/dspengine.h"
#include "dsp/filerecord.h"
#include "device/deviceapi.h"
#include "fileinput.h"
#include "fileinputworker.h"
MESSAGE_CLASS_DEFINITION(FileInput::MsgConfigureFileInput, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgConfigureFileSourceName, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgConfigureFileInputWork, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgConfigureFileSourceSeek, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgConfigureFileInputStreamTiming, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgStartStop, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgPlayPause, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgReportFileSourceAcquisition, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgReportFileInputStreamData, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgReportFileInputStreamTiming, Message)
MESSAGE_CLASS_DEFINITION(FileInput::MsgReportHeaderCRC, Message)
FileInput::FileInput(DeviceAPI *deviceAPI) :
m_deviceAPI(deviceAPI),
m_settings(),
m_fileInputWorker(nullptr),
m_deviceDescription(),
m_sampleRate(48000),
m_sampleSize(0),
m_centerFrequency(435000000),
m_recordLengthMuSec(0),
m_startingTimeStamp(0)
{
m_deviceAPI->setNbSourceStreams(1);
qDebug("FileInput::FileInput: device source engine: %p", m_deviceAPI->getDeviceSourceEngine());
qDebug("FileInput::FileInput: device source engine message queue: %p", m_deviceAPI->getDeviceEngineInputMessageQueue());
qDebug("FileInput::FileInput: device source: %p", m_deviceAPI->getDeviceSourceEngine()->getSource());
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
m_masterTimer.setTimerType(Qt::PreciseTimer);
m_masterTimer.start(50);
}
FileInput::~FileInput()
{
m_masterTimer.stop();
disconnect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
delete m_networkManager;
stop();
}
void FileInput::destroy()
{
delete this;
}
void FileInput::openFileStream()
{
//stopInput();
if (m_ifstream.is_open()) {
m_ifstream.close();
}
#ifdef Q_OS_WIN
m_ifstream.open(m_settings.m_fileName.toStdWString().c_str(), std::ios::binary | std::ios::ate);
#else
m_ifstream.open(m_settings.m_fileName.toStdString().c_str(), std::ios::binary | std::ios::ate);
#endif
quint64 fileSize = m_ifstream.tellg();
if (fileSize > sizeof(FileRecord::Header))
{
FileRecord::Header header;
m_ifstream.seekg(0,std::ios_base::beg);
bool crcOK = FileRecord::readHeader(m_ifstream, header);
m_sampleRate = header.sampleRate;
m_centerFrequency = header.centerFrequency;
m_startingTimeStamp = header.startTimeStamp;
m_sampleSize = header.sampleSize;
QString crcHex = QString("%1").arg(header.crc32 , 0, 16);
if (crcOK && (m_sampleRate > 0) && (m_sampleSize > 0))
{
qDebug("FileInput::openFileStream: CRC32 OK for header: %s", qPrintable(crcHex));
m_recordLengthMuSec = ((fileSize - sizeof(FileRecord::Header)) * 1000000UL) / ((m_sampleSize == 24 ? 8 : 4) * m_sampleRate);
}
else if (!crcOK)
{
qCritical("FileInput::openFileStream: bad CRC32 for header: %s", qPrintable(crcHex));
m_recordLengthMuSec = 0;
}
else
{
qCritical("FileInput::openFileStream: invalid header");
m_recordLengthMuSec = 0;
}
if (getMessageQueueToGUI())
{
MsgReportHeaderCRC *report = MsgReportHeaderCRC::create(crcOK);
getMessageQueueToGUI()->push(report);
}
}
else
{
m_recordLengthMuSec = 0;
}
qDebug() << "FileInput::openFileStream: " << m_settings.m_fileName.toStdString().c_str()
<< " fileSize: " << fileSize << " bytes"
<< " length: " << m_recordLengthMuSec << " microseconds"
<< " sample rate: " << m_sampleRate << " S/s"
<< " center frequency: " << m_centerFrequency << " Hz"
<< " sample size: " << m_sampleSize << " bits";
if (getMessageQueueToGUI())
{
DSPSignalNotification *notif = new DSPSignalNotification(m_sampleRate, m_centerFrequency);
getMessageQueueToGUI()->push(notif);
MsgReportFileInputStreamData *report = MsgReportFileInputStreamData::create(m_sampleRate,
m_sampleSize,
m_centerFrequency,
m_startingTimeStamp,
m_recordLengthMuSec); // file stream data
getMessageQueueToGUI()->push(report);
}
if (m_recordLengthMuSec == 0) {
m_ifstream.close();
}
}
void FileInput::seekFileStream(int seekMillis)
{
QMutexLocker mutexLocker(&m_mutex);
if ((m_ifstream.is_open()) && m_fileInputWorker && !m_fileInputWorker->isRunning())
{
quint64 seekPoint = ((m_recordLengthMuSec * seekMillis) / 1000) * m_sampleRate;
seekPoint /= 1000000UL;
m_fileInputWorker->setSamplesCount(seekPoint);
seekPoint *= (m_sampleSize == 24 ? 8 : 4); // + sizeof(FileRecord::Header)
m_ifstream.clear();
m_ifstream.seekg(seekPoint + sizeof(FileRecord::Header), std::ios::beg);
}
}
void FileInput::init()
{
DSPSignalNotification *notif = new DSPSignalNotification(m_sampleRate, m_centerFrequency);
m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
}
bool FileInput::start()
{
if (!m_ifstream.is_open())
{
qWarning("FileInput::start: file not open. not starting");
return false;
}
QMutexLocker mutexLocker(&m_mutex);
qDebug() << "FileInput::start";
if (m_ifstream.tellg() != (std::streampos)0)
{
m_ifstream.clear();
m_ifstream.seekg(sizeof(FileRecord::Header), std::ios::beg);
}
if (!m_sampleFifo.setSize(m_settings.m_accelerationFactor * m_sampleRate * sizeof(Sample)))
{
qCritical("Could not allocate SampleFifo");
return false;
}
m_fileInputWorker = new FileInputWorker(&m_ifstream, &m_sampleFifo, m_masterTimer, &m_inputMessageQueue);
m_fileInputWorker->moveToThread(&m_fileInputWorkerThread);
m_fileInputWorker->setSampleRateAndSize(m_settings.m_accelerationFactor * m_sampleRate, m_sampleSize); // Fast Forward: 1 corresponds to live. 1/2 is half speed, 2 is double speed
startWorker();
m_deviceDescription = "FileInput";
mutexLocker.unlock();
qDebug("FileInput::startInput: started");
if (getMessageQueueToGUI())
{
MsgReportFileSourceAcquisition *report = MsgReportFileSourceAcquisition::create(true); // acquisition on
getMessageQueueToGUI()->push(report);
}
return true;
}
void FileInput::stop()
{
qDebug() << "FileInput::stop";
QMutexLocker mutexLocker(&m_mutex);
if (m_fileInputWorker)
{
stopWorker();
delete m_fileInputWorker;
m_fileInputWorker = nullptr;
}
m_deviceDescription.clear();
if (getMessageQueueToGUI())
{
MsgReportFileSourceAcquisition *report = MsgReportFileSourceAcquisition::create(false); // acquisition off
getMessageQueueToGUI()->push(report);
}
}
void FileInput::startWorker()
{
m_fileInputWorker->startWork();
m_fileInputWorkerThread.start();
}
void FileInput::stopWorker()
{
m_fileInputWorker->stopWork();
m_fileInputWorkerThread.quit();
m_fileInputWorkerThread.wait();
}
QByteArray FileInput::serialize() const
{
return m_settings.serialize();
}
bool FileInput::deserialize(const QByteArray& data)
{
bool success = true;
if (!m_settings.deserialize(data))
{
m_settings.resetToDefaults();
success = false;
}
MsgConfigureFileInput* message = MsgConfigureFileInput::create(m_settings, true);
m_inputMessageQueue.push(message);
if (getMessageQueueToGUI())
{
MsgConfigureFileInput* messageToGUI = MsgConfigureFileInput::create(m_settings, true);
getMessageQueueToGUI()->push(messageToGUI);
}
return success;
}
const QString& FileInput::getDeviceDescription() const
{
return m_deviceDescription;
}
int FileInput::getSampleRate() const
{
return m_sampleRate;
}
quint64 FileInput::getCenterFrequency() const
{
return m_centerFrequency;
}
void FileInput::setCenterFrequency(qint64 centerFrequency)
{
FileInputSettings settings = m_settings;
m_centerFrequency = centerFrequency;
MsgConfigureFileInput* message = MsgConfigureFileInput::create(m_settings, false);
m_inputMessageQueue.push(message);
if (getMessageQueueToGUI())
{
MsgConfigureFileInput* messageToGUI = MsgConfigureFileInput::create(m_settings, false);
getMessageQueueToGUI()->push(messageToGUI);
}
}
quint64 FileInput::getStartingTimeStamp() const
{
return m_startingTimeStamp;
}
bool FileInput::handleMessage(const Message& message)
{
if (MsgConfigureFileInput::match(message))
{
MsgConfigureFileInput& conf = (MsgConfigureFileInput&) message;
FileInputSettings settings = conf.getSettings();
applySettings(settings);
return true;
}
else if (MsgConfigureFileSourceName::match(message))
{
MsgConfigureFileSourceName& conf = (MsgConfigureFileSourceName&) message;
m_settings.m_fileName = conf.getFileName();
openFileStream();
return true;
}
else if (MsgConfigureFileInputWork::match(message))
{
MsgConfigureFileInputWork& conf = (MsgConfigureFileInputWork&) message;
bool working = conf.isWorking();
if (m_fileInputWorker)
{
if (working) {
startWorker();
} else {
stopWorker();
}
}
return true;
}
else if (MsgConfigureFileSourceSeek::match(message))
{
MsgConfigureFileSourceSeek& conf = (MsgConfigureFileSourceSeek&) message;
int seekMillis = conf.getMillis();
seekFileStream(seekMillis);
return true;
}
else if (MsgConfigureFileInputStreamTiming::match(message))
{
MsgReportFileInputStreamTiming *report;
if (m_fileInputWorker)
{
if (getMessageQueueToGUI())
{
report = MsgReportFileInputStreamTiming::create(m_fileInputWorker->getSamplesCount());
getMessageQueueToGUI()->push(report);
}
}
return true;
}
else if (MsgStartStop::match(message))
{
MsgStartStop& cmd = (MsgStartStop&) message;
qDebug() << "FileInput::handleMessage: MsgStartStop: " << (cmd.getStartStop() ? "start" : "stop");
if (cmd.getStartStop())
{
if (m_deviceAPI->initDeviceEngine()) {
m_deviceAPI->startDeviceEngine();
}
}
else
{
m_deviceAPI->stopDeviceEngine();
}
if (m_settings.m_useReverseAPI) {
webapiReverseSendStartStop(cmd.getStartStop());
}
return true;
}
else if (FileInputWorker::MsgReportEOF::match(message))
{
qDebug() << "FileInput::handleMessage: MsgReportEOF";
stopWorker();
if (getMessageQueueToGUI())
{
MsgReportFileInputStreamTiming *report = MsgReportFileInputStreamTiming::create(m_fileInputWorker->getSamplesCount());
getMessageQueueToGUI()->push(report);
}
if (m_settings.m_loop)
{
seekFileStream(0);
startWorker();
}
else
{
if (getMessageQueueToGUI())
{
MsgPlayPause *report = MsgPlayPause::create(false);
getMessageQueueToGUI()->push(report);
}
}
return true;
}
else
{
return false;
}
}
bool FileInput::applySettings(const FileInputSettings& settings, bool force)
{
QList<QString> reverseAPIKeys;
if ((m_settings.m_accelerationFactor != settings.m_accelerationFactor) || force)
{
reverseAPIKeys.append("accelerationFactor");
if (m_fileInputWorker)
{
QMutexLocker mutexLocker(&m_mutex);
if (!m_sampleFifo.setSize(m_settings.m_accelerationFactor * m_sampleRate * sizeof(Sample))) {
qCritical("FileInput::applySettings: could not reallocate sample FIFO size to %lu",
m_settings.m_accelerationFactor * m_sampleRate * sizeof(Sample));
}
m_fileInputWorker->setSampleRateAndSize(settings.m_accelerationFactor * m_sampleRate, m_sampleSize); // Fast Forward: 1 corresponds to live. 1/2 is half speed, 2 is double speed
}
}
if ((m_settings.m_loop != settings.m_loop)) {
reverseAPIKeys.append("loop");
}
if ((m_settings.m_fileName != settings.m_fileName)) {
reverseAPIKeys.append("fileName");
}
if (settings.m_useReverseAPI)
{
bool fullUpdate = ((m_settings.m_useReverseAPI != settings.m_useReverseAPI) && settings.m_useReverseAPI) ||
(m_settings.m_reverseAPIAddress != settings.m_reverseAPIAddress) ||
(m_settings.m_reverseAPIPort != settings.m_reverseAPIPort) ||
(m_settings.m_reverseAPIDeviceIndex != settings.m_reverseAPIDeviceIndex);
webapiReverseSendSettings(reverseAPIKeys, settings, fullUpdate || force);
}
m_settings = settings;
// Open the file if there isn't a GUI which will open it
if ((m_guiMessageQueue == nullptr) && reverseAPIKeys.contains("fileName") && !m_settings.m_fileName.isEmpty())
openFileStream();
return true;
}
int FileInput::webapiSettingsGet(
SWGSDRangel::SWGDeviceSettings& response,
QString& errorMessage)
{
(void) errorMessage;
response.setFileInputSettings(new SWGSDRangel::SWGFileInputSettings());
response.getFileInputSettings()->init();
webapiFormatDeviceSettings(response, m_settings);
return 200;
}
int FileInput::webapiSettingsPutPatch(
bool force,
const QStringList& deviceSettingsKeys,
SWGSDRangel::SWGDeviceSettings& response, // query + response
QString& errorMessage)
{
(void) errorMessage;
FileInputSettings settings = m_settings;
webapiUpdateDeviceSettings(settings, deviceSettingsKeys, response);
MsgConfigureFileInput *msg = MsgConfigureFileInput::create(settings, force);
m_inputMessageQueue.push(msg);
if (m_guiMessageQueue) // forward to GUI if any
{
MsgConfigureFileInput *msgToGUI = MsgConfigureFileInput::create(settings, force);
m_guiMessageQueue->push(msgToGUI);
}
webapiFormatDeviceSettings(response, settings);
return 200;
}
void FileInput::webapiUpdateDeviceSettings(
FileInputSettings& settings,
const QStringList& deviceSettingsKeys,
SWGSDRangel::SWGDeviceSettings& response)
{
if (deviceSettingsKeys.contains("fileName")) {
settings.m_fileName = *response.getFileInputSettings()->getFileName();
}
if (deviceSettingsKeys.contains("accelerationFactor")) {
settings.m_accelerationFactor = response.getFileInputSettings()->getAccelerationFactor();
}
if (deviceSettingsKeys.contains("loop")) {
settings.m_loop = response.getFileInputSettings()->getLoop() != 0;
}
if (deviceSettingsKeys.contains("useReverseAPI")) {
settings.m_useReverseAPI = response.getFileInputSettings()->getUseReverseApi() != 0;
}
if (deviceSettingsKeys.contains("reverseAPIAddress")) {
settings.m_reverseAPIAddress = *response.getFileInputSettings()->getReverseApiAddress();
}
if (deviceSettingsKeys.contains("reverseAPIPort")) {
settings.m_reverseAPIPort = response.getFileInputSettings()->getReverseApiPort();
}
if (deviceSettingsKeys.contains("reverseAPIDeviceIndex")) {
settings.m_reverseAPIDeviceIndex = response.getFileInputSettings()->getReverseApiDeviceIndex();
}
}
int FileInput::webapiRunGet(
SWGSDRangel::SWGDeviceState& response,
QString& errorMessage)
{
(void) errorMessage;
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
return 200;
}
int FileInput::webapiRun(
bool run,
SWGSDRangel::SWGDeviceState& response,
QString& errorMessage)
{
(void) errorMessage;
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
MsgStartStop *message = MsgStartStop::create(run);
m_inputMessageQueue.push(message);
if (getMessageQueueToGUI()) // forward to GUI if any
{
MsgStartStop *msgToGUI = MsgStartStop::create(run);
getMessageQueueToGUI()->push(msgToGUI);
}
return 200;
}
int FileInput::webapiReportGet(
SWGSDRangel::SWGDeviceReport& response,
QString& errorMessage)
{
(void) errorMessage;
response.setFileInputReport(new SWGSDRangel::SWGFileInputReport());
response.getFileInputReport()->init();
webapiFormatDeviceReport(response);
return 200;
}
void FileInput::webapiFormatDeviceSettings(SWGSDRangel::SWGDeviceSettings& response, const FileInputSettings& settings)
{
response.getFileInputSettings()->setFileName(new QString(settings.m_fileName));
response.getFileInputSettings()->setAccelerationFactor(settings.m_accelerationFactor);
response.getFileInputSettings()->setLoop(settings.m_loop ? 1 : 0);
response.getFileInputSettings()->setUseReverseApi(settings.m_useReverseAPI ? 1 : 0);
if (response.getFileInputSettings()->getReverseApiAddress()) {
*response.getFileInputSettings()->getReverseApiAddress() = settings.m_reverseAPIAddress;
} else {
response.getFileInputSettings()->setReverseApiAddress(new QString(settings.m_reverseAPIAddress));
}
response.getFileInputSettings()->setReverseApiPort(settings.m_reverseAPIPort);
response.getFileInputSettings()->setReverseApiDeviceIndex(settings.m_reverseAPIDeviceIndex);
}
void FileInput::webapiFormatDeviceReport(SWGSDRangel::SWGDeviceReport& response)
{
qint64 t_sec = 0;
qint64 t_msec = 0;
quint64 samplesCount = 0;
if (m_fileInputWorker) {
samplesCount = m_fileInputWorker->getSamplesCount();
}
if (m_sampleRate > 0)
{
t_sec = samplesCount / m_sampleRate;
t_msec = (samplesCount - (t_sec * m_sampleRate)) * 1000 / m_sampleRate;
}
QTime t(0, 0, 0, 0);
t = t.addSecs(t_sec);
t = t.addMSecs(t_msec);
response.getFileInputReport()->setElapsedTime(new QString(t.toString("HH:mm:ss.zzz")));
qint64 startingTimeStampMsec = m_startingTimeStamp * 1000LL;
QDateTime dt = QDateTime::fromMSecsSinceEpoch(startingTimeStampMsec);
dt = dt.addSecs(t_sec);
dt = dt.addMSecs(t_msec);
response.getFileInputReport()->setAbsoluteTime(new QString(dt.toString("yyyy-MM-dd HH:mm:ss.zzz")));
QTime recordLength(0, 0, 0, 0);
recordLength = recordLength.addMSecs(m_recordLengthMuSec / 1000UL);
response.getFileInputReport()->setDurationTime(new QString(recordLength.toString("HH:mm:ss.zzz")));
response.getFileInputReport()->setFileName(new QString(m_settings.m_fileName));
response.getFileInputReport()->setSampleRate(m_sampleRate);
response.getFileInputReport()->setSampleSize(m_sampleSize);
}
void FileInput::webapiReverseSendSettings(QList<QString>& deviceSettingsKeys, const FileInputSettings& settings, bool force)
{
SWGSDRangel::SWGDeviceSettings *swgDeviceSettings = new SWGSDRangel::SWGDeviceSettings();
swgDeviceSettings->setDirection(0); // single Rx
swgDeviceSettings->setOriginatorIndex(m_deviceAPI->getDeviceSetIndex());
swgDeviceSettings->setDeviceHwType(new QString("FileInput"));
swgDeviceSettings->setFileInputSettings(new SWGSDRangel::SWGFileInputSettings());
SWGSDRangel::SWGFileInputSettings *swgFileInputSettings = swgDeviceSettings->getFileInputSettings();
// transfer data that has been modified. When force is on transfer all data except reverse API data
if (deviceSettingsKeys.contains("accelerationFactor") || force) {
swgFileInputSettings->setAccelerationFactor(settings.m_accelerationFactor);
}
if (deviceSettingsKeys.contains("loop") || force) {
swgFileInputSettings->setLoop(settings.m_loop);
}
if (deviceSettingsKeys.contains("fileName") || force) {
swgFileInputSettings->setFileName(new QString(settings.m_fileName));
}
QString deviceSettingsURL = QString("http://%1:%2/sdrangel/deviceset/%3/device/settings")
.arg(settings.m_reverseAPIAddress)
.arg(settings.m_reverseAPIPort)
.arg(settings.m_reverseAPIDeviceIndex);
m_networkRequest.setUrl(QUrl(deviceSettingsURL));
m_networkRequest.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
QBuffer *buffer = new QBuffer();
buffer->open((QBuffer::ReadWrite));
buffer->write(swgDeviceSettings->asJson().toUtf8());
buffer->seek(0);
// Always use PATCH to avoid passing reverse API settings
QNetworkReply *reply = m_networkManager->sendCustomRequest(m_networkRequest, "PATCH", buffer);
buffer->setParent(reply);
delete swgDeviceSettings;
}
void FileInput::webapiReverseSendStartStop(bool start)
{
SWGSDRangel::SWGDeviceSettings *swgDeviceSettings = new SWGSDRangel::SWGDeviceSettings();
swgDeviceSettings->setDirection(0); // single Rx
swgDeviceSettings->setOriginatorIndex(m_deviceAPI->getDeviceSetIndex());
swgDeviceSettings->setDeviceHwType(new QString("FileInput"));
QString deviceSettingsURL = QString("http://%1:%2/sdrangel/deviceset/%3/device/run")
.arg(m_settings.m_reverseAPIAddress)
.arg(m_settings.m_reverseAPIPort)
.arg(m_settings.m_reverseAPIDeviceIndex);
m_networkRequest.setUrl(QUrl(deviceSettingsURL));
m_networkRequest.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
QBuffer *buffer = new QBuffer();
buffer->open((QBuffer::ReadWrite));
buffer->write(swgDeviceSettings->asJson().toUtf8());
buffer->seek(0);
QNetworkReply *reply;
if (start) {
reply = m_networkManager->sendCustomRequest(m_networkRequest, "POST", buffer);
} else {
reply = m_networkManager->sendCustomRequest(m_networkRequest, "DELETE", buffer);
}
buffer->setParent(reply);
delete swgDeviceSettings;
}
void FileInput::networkManagerFinished(QNetworkReply *reply)
{
QNetworkReply::NetworkError replyError = reply->error();
if (replyError)
{
qWarning() << "FileInput::networkManagerFinished:"
<< " error(" << (int) replyError
<< "): " << replyError
<< ": " << reply->errorString();
}
else
{
QString answer = reply->readAll();
answer.chop(1); // remove last \n
qDebug("FileInput::networkManagerFinished: reply:\n%s", answer.toStdString().c_str());
}
reply->deleteLater();
}