From 30211815641d2ad8a9ff2674af3d5df85e252533 Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Tue, 21 Aug 2018 15:18:23 +0200
Subject: [PATCH] SDRdaemon: pass FEC blocks and tx delay from the command line

---
 sdrdaemon/sdrdaemonmain.cpp   |  2 ++
 sdrdaemon/sdrdaemonparser.cpp | 41 +++++++++++++++++++++++++++++++++--
 sdrdaemon/sdrdaemonparser.h   |  6 +++++
 3 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/sdrdaemon/sdrdaemonmain.cpp b/sdrdaemon/sdrdaemonmain.cpp
index ab51d6ecc..486ba0efb 100644
--- a/sdrdaemon/sdrdaemonmain.cpp
+++ b/sdrdaemon/sdrdaemonmain.cpp
@@ -130,6 +130,8 @@ SDRDaemonMain::SDRDaemonMain(qtwebapp::LoggerWithFile *logger, const SDRDaemonPa
             info.noquote();
             info << msg;
             m_channelSink = new SDRDaemonChannelSink(m_deviceSourceAPI);
+            m_channelSink->setNbBlocksFEC(parser.getNbBlocksFEC());
+            m_channelSink->setTxDelay(parser.getTxDelay());
         }
         else
         {
diff --git a/sdrdaemon/sdrdaemonparser.cpp b/sdrdaemon/sdrdaemonparser.cpp
index d1c7fc07c..b5faa6482 100644
--- a/sdrdaemon/sdrdaemonparser.cpp
+++ b/sdrdaemon/sdrdaemonparser.cpp
@@ -54,8 +54,15 @@ SDRDaemonParser::SDRDaemonParser() :
         "serial"),
     m_sequenceOption(QStringList() << "i" << "sequence",
         "Device sequence index in enumeration for the same device type.",
-        "sequence")
-
+        "sequence"),
+    m_txDelayOption(QStringList() << "d" << "tx-delay",
+        "delay between transmission of UDP blocks (ms).",
+        "txDelay",
+        "100"),        
+    m_nbBlocksFECOption(QStringList() << "f" << "fec-blocks",
+        "Number of FEC blocks per frame.",
+        "nbBlocksFEC",
+        "8")
 {
     m_serverAddress = "127.0.0.1";
     m_serverPort = 9091;
@@ -64,6 +71,8 @@ SDRDaemonParser::SDRDaemonParser() :
     m_deviceType = "TestSource";
     m_tx = false;
     m_sequence = 0;
+    m_txDelay = 100;
+    m_nbBlocksFEC = 8;
     m_hasSequence = false;
     m_hasSerial = false;
 
@@ -79,6 +88,8 @@ SDRDaemonParser::SDRDaemonParser() :
     m_parser.addOption(m_txOption);
     m_parser.addOption(m_serialOption);
     m_parser.addOption(m_sequenceOption);
+    m_parser.addOption(m_txDelayOption);
+    m_parser.addOption(m_nbBlocksFECOption);
 }
 
 SDRDaemonParser::~SDRDaemonParser()
@@ -195,6 +206,32 @@ void SDRDaemonParser::parse(const QCoreApplication& app)
             qWarning() << "SDRDaemonParser::parse: sequence invalid. Defaulting to " << m_sequence;
         }
     }
+
+    // Tx delay
+    if (m_parser.isSet(m_txDelayOption))
+    {
+        QString txDelayStr = m_parser.value(m_txDelayOption);
+        int txDelay = txDelayStr.toInt(&ok);
+
+        if (ok && (txDelay > 0)) {
+            m_txDelay = txDelay;
+        } else {
+            qWarning() << "SDRDaemonParser::parse: Tx delay invalid. Defaulting to " << m_txDelay;
+        }
+    }
+
+    // nb FEC blocks
+    if (m_parser.isSet(m_nbBlocksFECOption))
+    {
+        QString nbBlocksFECStr = m_parser.value(m_nbBlocksFECOption);
+        int nbBlocksFEC = nbBlocksFECStr.toInt(&ok);
+
+        if (ok && (nbBlocksFEC >= 0) && (nbBlocksFEC < 128)) {
+            m_nbBlocksFEC = nbBlocksFEC;
+        } else {
+            qWarning() << "SDRDaemonParser::parse: Tx number of FEC blocks invalid. Defaulting to " << m_nbBlocksFEC;
+        }
+    }
 }
 
 
diff --git a/sdrdaemon/sdrdaemonparser.h b/sdrdaemon/sdrdaemonparser.h
index fb794ee80..30b23729d 100644
--- a/sdrdaemon/sdrdaemonparser.h
+++ b/sdrdaemon/sdrdaemonparser.h
@@ -42,6 +42,8 @@ public:
     bool getTx() const { return m_tx; }
     const QString& getSerial() const { return m_serial; }
     uint16_t getSequence() const { return m_sequence; }
+    int getTxDelay() const { return m_txDelay; }
+    int getNbBlocksFEC() const { return m_nbBlocksFEC; } 
 
     bool hasSequence() const { return m_hasSequence; }
     bool hasSerial() const { return m_hasSerial; }
@@ -55,6 +57,8 @@ private:
     bool     m_tx;            //!< True for Tx
     QString  m_serial;        //!< Serial number of the device
     uint16_t m_sequence;      //!< Sequence of the device for the same type of device in enumeration process
+    int      m_txDelay;       //!< Initial delay between transmission of UDP blocks in milliseconds
+    int      m_nbBlocksFEC;   //!< Number of FEC blocks per frame; 
     bool     m_hasSerial;     //!< True if serial was specified
     bool     m_hasSequence;   //!< True if sequence was specified
 
@@ -67,6 +71,8 @@ private:
     QCommandLineOption m_txOption;
     QCommandLineOption m_serialOption;
     QCommandLineOption m_sequenceOption;
+    QCommandLineOption m_txDelayOption;
+    QCommandLineOption m_nbBlocksFECOption;
 };