Added support for HackRF. Interim state #1

plugins/samplesource/hackrf/CMakeLists.txt

@@ -0,0 +1,53 @@
+project(hackrf)
+
+set(hackrf_SOURCES
+	hackrfgui.cpp
+	hackrfinput.cpp
+	hackrfplugin.cpp
+	hackrfserializer.cpp
+	hackrfthread.cpp
+)
+
+set(hackrf_HEADERS
+	hackrfgui.h
+	hackrfinput.h
+	hackrfplugin.h
+	hackrfserializer.h
+	hackrfthread.h
+)
+
+set(hackrf_FORMS
+	hackrfgui.ui
+)
+
+include_directories(
+	.
+	${CMAKE_CURRENT_BINARY_DIR}
+	${CMAKE_SOURCE_DIR}/include
+	${CMAKE_SOURCE_DIR}/include-gpl
+	${LIBHACKRF_INCLUDE_DIR}
+)
+
+#include(${QT_USE_FILE})
+#add_definitions(${QT_DEFINITIONS})
+add_definitions("${QT_DEFINITIONS} -DLIBHACKRF_DYN_RATES")
+add_definitions(-DQT_PLUGIN)
+add_definitions(-DQT_SHARED)
+
+#qt4_wrap_cpp(hackrf_HEADERS_MOC ${hackrf_HEADERS})
+qt5_wrap_ui(hackrf_FORMS_HEADERS ${hackrf_FORMS})
+
+add_library(inputhackrf SHARED
+	${hackrf_SOURCES}
+	${hackrf_HEADERS_MOC}
+	${hackrf_FORMS_HEADERS}
+)
+
+target_link_libraries(inputhackrf
+	${QT_LIBRARIES}
+	${LIBHACKRF_LIBRARIES}
+	${LIBUSB_LIBRARIES}
+	sdrbase
+)
+
+qt5_use_modules(inputhackrf Core Widgets OpenGL Multimedia)

plugins/samplesource/hackrf/hackrfgui.cpp

@@ -0,0 +1,359 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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 <QDebug>
+#include <libhackrf/hackrf.h>
+
+#include "plugin/pluginapi.h"
+#include "gui/colormapper.h"
+#include "dsp/dspengine.h"
+#include "hackrfgui.h"
+#include "ui_hackrfgui.h"
+
+HackRFGui::HackRFGui(PluginAPI* pluginAPI, QWidget* parent) :
+	QWidget(parent),
+	ui(new Ui::HackRFGui),
+	m_pluginAPI(pluginAPI),
+	m_settings(),
+	m_sampleSource(NULL)
+{
+	ui->setupUi(this);
+	ui->centerFrequency->setColorMapper(ColorMapper(ColorMapper::ReverseGold));
+	ui->centerFrequency->setValueRange(7, 0U, 7250000U);
+	connect(&m_updateTimer, SIGNAL(timeout()), this, SLOT(updateHardware()));
+	displaySettings();
+
+	m_sampleSource = new HackRFInput();
+
+	displaySampleRates();
+	displayBandwidths();
+	displayImgRejFilters();
+
+	connect(m_sampleSource->getOutputMessageQueueToGUI(), SIGNAL(messageEnqueued()), this, SLOT(handleSourceMessages()));
+	DSPEngine::instance()->setSource(m_sampleSource);
+}
+
+HackRFGui::~HackRFGui()
+{
+	delete m_sampleSource; // Valgrind memcheck
+	delete ui;
+}
+
+void HackRFGui::destroy()
+{
+	delete this;
+}
+
+void HackRFGui::setName(const QString& name)
+{
+	setObjectName(name);
+}
+
+QString HackRFGui::getName() const
+{
+	return objectName();
+}
+
+void HackRFGui::resetToDefaults()
+{
+	m_settings.resetToDefaults();
+	displaySettings();
+	sendSettings();
+}
+
+qint64 HackRFGui::getCenterFrequency() const
+{
+	return m_settings.m_centerFrequency;
+}
+
+QByteArray HackRFGui::serialize() const
+{
+	return m_settings.serialize();
+}
+
+bool HackRFGui::deserialize(const QByteArray& data)
+{
+	if(m_settings.deserialize(data)) {
+		displaySettings();
+		sendSettings();
+		return true;
+	} else {
+		resetToDefaults();
+		return false;
+	}
+}
+
+bool HackRFGui::handleMessage(const Message& message)
+{
+	return false;
+}
+
+void HackRFGui::handleSourceMessages()
+{
+	Message* message;
+
+	while ((message = m_sampleSource->getOutputMessageQueueToGUI()->pop()) != 0)
+	{
+		qDebug("AirspyGui::HandleSourceMessages: message: %s", message->getIdentifier());
+
+		if (handleMessage(*message))
+		{
+			delete message;
+		}
+	}
+}
+
+void HackRFGui::displaySettings()
+{
+	ui->centerFrequency->setValue(m_settings.m_centerFrequency / 1000);
+
+	ui->LOppm->setValue(m_settings.m_LOppmTenths);
+	ui->LOppmText->setText(QString("%1").arg(QString::number(m_settings.m_LOppmTenths/10.0, 'f', 1)));
+
+	ui->sampleRate->setCurrentIndex(m_settings.m_devSampleRateIndex);
+
+	ui->biasT->setChecked(m_settings.m_biasT);
+
+	ui->decimText->setText(tr("%1").arg(1<<m_settings.m_log2Decim));
+	ui->decim->setValue(m_settings.m_log2Decim);
+
+	ui->fcPos->setCurrentIndex((int) m_settings.m_fcPos);
+
+	ui->lnaGainText->setText(tr("%1dB").arg(m_settings.m_lnaGain));
+	ui->lna->setValue(m_settings.m_lnaGain);
+
+	ui->vgaText->setText(tr("%1dB").arg(m_settings.m_vgaGain));
+	ui->vga->setValue(m_settings.m_vgaGain);
+}
+
+void HackRFGui::displaySampleRates()
+{
+	int savedIndex = m_settings.m_devSampleRateIndex;
+	ui->sampleRate->blockSignals(true);
+	ui->sampleRate->clear();
+
+	for (int i = 0; i < HackRFSampleRates::m_nb_rates; i++)
+	{
+		ui->sampleRate->addItem(QString("%1M").arg(QString::number(HackRFSampleRates::m_rates[i]/1000.0, 'f', 1)));
+	}
+
+	ui->sampleRate->blockSignals(false);
+
+	if (savedIndex < HackRFSampleRates::m_nb_rates)
+	{
+		ui->sampleRate->setCurrentIndex(savedIndex);
+	}
+	else
+	{
+		ui->sampleRate->setCurrentIndex((int) HackRFSampleRates::m_nb_rates-1);
+	}
+}
+
+void HackRFGui::displayBandwidths()
+{
+	int savedIndex = m_settings.m_bandwidthIndex;
+	ui->bbFilter->blockSignals(true);
+	ui->bbFilter->clear();
+
+	for (int i = 0; i < HackRFBandwidths::m_nb_bw; i++)
+	{
+		ui->bbFilter->addItem(QString("%1M").arg(QString::number(HackRFBandwidths::m_bw[i]/1000.0, 'f', 2)));
+	}
+
+	ui->bbFilter->blockSignals(false);
+
+	if (savedIndex < HackRFBandwidths::m_nb_bw)
+	{
+		ui->bbFilter->setCurrentIndex(savedIndex);
+	}
+	else
+	{
+		ui->bbFilter->setCurrentIndex((int) HackRFBandwidths::m_nb_bw-1);
+	}
+}
+
+void HackRFGui::displayImgRejFilters()
+{
+	int savedIndex = m_settings.m_imjRejFilterIndex;
+	ui->rej->blockSignals(true);
+	ui->rej->clear();
+
+	for (int i = 0; i < HackRFImageRejectFilters::m_nb_rej; i++)
+	{
+		ui->rej->addItem(HackRFImageRejectFilters::m_rejName[i]);
+	}
+
+	ui->rej->blockSignals(false);
+
+	if (savedIndex < HackRFImageRejectFilters::m_nb_rej)
+	{
+		ui->rej->setCurrentIndex(savedIndex);
+	}
+	else
+	{
+		ui->rej->setCurrentIndex((int) HackRFImageRejectFilters::m_nb_rej-1);
+	}
+}
+
+void HackRFGui::sendSettings()
+{
+	if(!m_updateTimer.isActive())
+		m_updateTimer.start(100);
+}
+
+void HackRFGui::on_centerFrequency_changed(quint64 value)
+{
+	m_settings.m_centerFrequency = value * 1000;
+	sendSettings();
+}
+
+void HackRFGui::on_LOppm_valueChanged(int value)
+{
+	m_settings.m_LOppmTenths = value;
+	ui->LOppmText->setText(QString("%1").arg(QString::number(m_settings.m_LOppmTenths/10.0, 'f', 1)));
+	sendSettings();
+}
+
+void HackRFGui::on_sampleRate_currentIndexChanged(int index)
+{
+	m_settings.m_devSampleRateIndex = index;
+	sendSettings();
+}
+
+void HackRFGui::on_biasT_stateChanged(int state)
+{
+	m_settings.m_biasT = (state == Qt::Checked);
+	sendSettings();
+}
+
+void HackRFGui::on_decim_valueChanged(int value)
+{
+	if ((value <0) || (value > 6))
+		return;
+	ui->decimText->setText(tr("%1").arg(1<<value));
+	m_settings.m_log2Decim = value;
+	sendSettings();
+}
+
+void HackRFGui::on_fcPos_currentIndexChanged(int index)
+{
+	if (index == 0) {
+		m_settings.m_fcPos = HackRFInput::FC_POS_INFRA;
+		sendSettings();
+	} else if (index == 1) {
+		m_settings.m_fcPos = HackRFInput::FC_POS_SUPRA;
+		sendSettings();
+	} else if (index == 2) {
+		m_settings.m_fcPos = HackRFInput::FC_POS_CENTER;
+		sendSettings();
+	}
+}
+
+void HackRFGui::on_lna_valueChanged(int value)
+{
+	if ((value < 0) || (value > 14))
+		return;
+
+	ui->lnaGainText->setText(tr("%1dB").arg(value));
+	m_settings.m_lnaGain = value;
+	sendSettings();
+}
+
+void HackRFGui::on_vga_valueChanged(int value)
+{
+	if ((value < 0) || (value > 15))
+		return;
+
+	ui->vgaText->setText(tr("%1dB").arg(value));
+	m_settings.m_vgaGain = value;
+	sendSettings();
+}
+
+void HackRFGui::updateHardware()
+{
+	qDebug() << "AirspyGui::updateHardware";
+	HackRFInput::MsgConfigureHackRT* message = HackRFInput::MsgConfigureHackRT::create( m_settings);
+	m_sampleSource->getInputMessageQueue()->push(message);
+	m_updateTimer.stop();
+}
+
+unsigned int HackRFSampleRates::m_rates[] = {2400, 3200, 4800, 6400, 9680, 12800, 19200};
+
+unsigned int HackRFSampleRates::getRate(unsigned int rate_index)
+{
+	if (rate_index < m_nb_rates)
+	{
+		return m_rates[rate_index];
+	}
+	else
+	{
+		return m_rates[0];
+	}
+}
+
+unsigned int HackRFSampleRates::getRateIndex(unsigned int rate)
+{
+	for (unsigned int i=0; i < m_nb_rates; i++)
+	{
+		if (rate/1000 == m_rates[i])
+		{
+			return i;
+		}
+	}
+
+	return 0;
+}
+
+unsigned int HackRFBandwidths::m_bw[] = {1750, 2500, 3500, 5000, 5500, 6000, 7000, 8000, 9000, 10000, 12000, 14000, 15000, 20000, 24000, 28000};
+
+unsigned int HackRFBandwidths::getBandwidth(unsigned int bandwidth_index)
+{
+	if (bandwidth_index < m_nb_bw)
+	{
+		return m_bw[bandwidth_index];
+	}
+	else
+	{
+		return m_bw[0];
+	}
+}
+
+unsigned int HackRFBandwidths::getBandwidthIndex(unsigned int bandwidth)
+{
+	for (unsigned int i=0; i < m_nb_bw; i++)
+	{
+		if (bandwidth == m_bw[i])
+		{
+			return i;
+		}
+	}
+
+	return 0;
+}
+
+QString HackRFImageRejectFilters::m_rejName[] = {QString("None"), QString("Low"), QString("Hi")};
+
+QString& HackRFImageRejectFilters::getImageRejectFilterName(unsigned int filter_index)
+{
+	if (filter_index < m_nb_rej)
+	{
+		return m_rejName[filter_index];
+	}
+	else
+	{
+		return m_rejName[0];
+	}
+}

plugins/samplesource/hackrf/hackrfgui.h

@@ -0,0 +1,108 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDE_HACKRFGUI_H
+#define INCLUDE_HACKRFGUI_H
+
+#include <QTimer>
+
+#include "hackrfinput.h"
+#include "plugin/plugingui.h"
+
+#define HACKRF_MAX_DEVICE (32)
+
+class PluginAPI;
+
+namespace Ui {
+	class HackRFGui;
+}
+
+class HackRFGui : public QWidget, public PluginGUI {
+	Q_OBJECT
+
+public:
+	typedef enum
+	{
+		HACKRF_IMGREJ_BYPASS = 0,
+		HACKRF_IMGREJ_LOWPASS,
+		HACKRF_IMGREJ_HIGHPASS,
+		HACKRF_IMGREJ_NB
+	} HackRFImgRejValue;
+
+	explicit HackRFGui(PluginAPI* pluginAPI, QWidget* parent = NULL);
+	virtual ~HackRFGui();
+	void destroy();
+
+	void setName(const QString& name);
+	QString getName() const;
+
+	void resetToDefaults();
+	qint64 getCenterFrequency() const;
+	QByteArray serialize() const;
+	bool deserialize(const QByteArray& data);
+	virtual bool handleMessage(const Message& message);
+
+private:
+	Ui::HackRFGui* ui;
+
+	PluginAPI* m_pluginAPI;
+	HackRFInput::Settings m_settings;
+	QTimer m_updateTimer;
+	SampleSource* m_sampleSource;
+
+	void displaySettings();
+	void displaySampleRates();
+	void displayBandwidths();
+	void displayImgRejFilters();
+	void sendSettings();
+
+private slots:
+	void on_centerFrequency_changed(quint64 value);
+	void on_LOppm_valueChanged(int value);
+	void on_sampleRate_currentIndexChanged(int index);
+	void on_biasT_stateChanged(int state);
+	void on_decim_valueChanged(int value);
+	void on_fcPos_currentIndexChanged(int index);
+	void on_lna_valueChanged(int value);
+	void on_vga_valueChanged(int value);
+	void updateHardware();
+	void handleSourceMessages();
+};
+
+class HackRFSampleRates {
+public:
+	static unsigned int getRate(unsigned int rate_index);
+	static unsigned int getRateIndex(unsigned int rate);
+	static const unsigned int m_nb_rates = 7;
+	static unsigned int m_rates[m_nb_rates];
+};
+
+class HackRFBandwidths {
+public:
+	static unsigned int getBandwidth(unsigned int bandwidth_index);
+	static unsigned int getBandwidthIndex(unsigned int bandwidth);
+	static const unsigned int m_nb_bw = 16;
+	static unsigned int m_bw[m_nb_bw];
+};
+
+class HackRFImageRejectFilters {
+public:
+	static QString& getImageRejectFilterName(unsigned int filter_index);
+	static const unsigned int m_nb_rej = HackRFGui::HACKRF_IMGREJ_NB;
+	static QString m_rejName[m_nb_rej];
+};
+
+#endif // INCLUDE_HACKRFGUI_H

plugins/samplesource/hackrf/hackrfgui.ui

@@ -0,0 +1,425 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>HackRFGui</class>
+ <widget class="QWidget" name="HackRFGui">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>198</width>
+    <height>214</height>
+   </rect>
+  </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
+  <property name="windowTitle">
+   <string>BladeRF</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="spacing">
+    <number>3</number>
+   </property>
+   <property name="leftMargin">
+    <number>2</number>
+   </property>
+   <property name="topMargin">
+    <number>2</number>
+   </property>
+   <property name="rightMargin">
+    <number>2</number>
+   </property>
+   <property name="bottomMargin">
+    <number>2</number>
+   </property>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_freq">
+     <item>
+      <spacer name="freqLeftSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>0</width>
+         <height>0</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="ValueDial" name="centerFrequency" native="true">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>32</width>
+         <height>16</height>
+        </size>
+       </property>
+       <property name="font">
+        <font>
+         <family>Monospace</family>
+         <pointsize>20</pointsize>
+        </font>
+       </property>
+       <property name="cursor">
+        <cursorShape>SizeVerCursor</cursorShape>
+       </property>
+       <property name="focusPolicy">
+        <enum>Qt::StrongFocus</enum>
+       </property>
+       <property name="toolTip">
+        <string>Tuner center frequency in kHz</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <spacer name="freqRightlSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>0</width>
+         <height>0</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_LOppm">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="0">
+      <widget class="QLabel" name="LOppmLabel">
+       <property name="toolTip">
+        <string>LO correction ppm</string>
+       </property>
+       <property name="text">
+        <string>LO ppm</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QSlider" name="LOppm">
+       <property name="minimum">
+        <number>-100</number>
+       </property>
+       <property name="maximum">
+        <number>100</number>
+       </property>
+       <property name="pageStep">
+        <number>1</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <widget class="QLabel" name="LOppmText">
+       <property name="text">
+        <string>0.0</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="Line" name="line_freq">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_samplerate">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="2">
+      <widget class="QCheckBox" name="biasT">
+       <property name="text">
+        <string>Bias T</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="0">
+      <widget class="QLabel" name="sampleRateLabel">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Rate</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QComboBox" name="sampleRate">
+       <property name="toolTip">
+        <string>Device sample rate</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_decim" columnstretch="0,0,0">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="0">
+      <widget class="QLabel" name="label_decim">
+       <property name="text">
+        <string>Dec.</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QSlider" name="decim">
+       <property name="maximum">
+        <number>6</number>
+       </property>
+       <property name="pageStep">
+        <number>1</number>
+       </property>
+       <property name="value">
+        <number>0</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <widget class="QLabel" name="decimText">
+       <property name="minimumSize">
+        <size>
+         <width>40</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="text">
+        <string>1</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_fcPos" columnstretch="0,0,0">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="0">
+      <widget class="QLabel" name="label_fcPos">
+       <property name="text">
+        <string>Fc pos</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <spacer name="fcPosRightSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item row="0" column="1">
+      <widget class="QComboBox" name="fcPos">
+       <item>
+        <property name="text">
+         <string>Inf</string>
+        </property>
+       </item>
+       <item>
+        <property name="text">
+         <string>Sup</string>
+        </property>
+       </item>
+       <item>
+        <property name="text">
+         <string>Cent</string>
+        </property>
+       </item>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="Line" name="line_fcPos">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_lna">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="0">
+      <widget class="QLabel" name="lnaGainLabel">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>LNA </string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QSlider" name="lna">
+       <property name="enabled">
+        <bool>true</bool>
+       </property>
+       <property name="toolTip">
+        <string>LNA gain dB</string>
+       </property>
+       <property name="maximum">
+        <number>14</number>
+       </property>
+       <property name="pageStep">
+        <number>1</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <widget class="QLabel" name="lnaGainText">
+       <property name="minimumSize">
+        <size>
+         <width>40</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="text">
+        <string>0dB</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_rej_bbf">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="1">
+      <widget class="QComboBox" name="rej"/>
+     </item>
+     <item row="0" column="0">
+      <widget class="QLabel" name="rejLabel">
+       <property name="text">
+        <string>Rej</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <widget class="QLabel" name="bbFiltLabel">
+       <property name="text">
+        <string>BBF</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="3">
+      <widget class="QComboBox" name="bbFilter"/>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QGridLayout" name="gridLayout_vga" columnstretch="0,0,0">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item row="0" column="0">
+      <widget class="QLabel" name="vgaLabel">
+       <property name="text">
+        <string>VGA</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QSlider" name="vga">
+       <property name="toolTip">
+        <string>VGA gain dB</string>
+       </property>
+       <property name="maximum">
+        <number>15</number>
+       </property>
+       <property name="singleStep">
+        <number>1</number>
+       </property>
+       <property name="pageStep">
+        <number>1</number>
+       </property>
+       <property name="value">
+        <number>5</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <widget class="QLabel" name="vgaText">
+       <property name="minimumSize">
+        <size>
+         <width>40</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="text">
+        <string>0dB</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>ValueDial</class>
+   <extends>QWidget</extends>
+   <header>gui/valuedial.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

plugins/samplesource/hackrf/hackrfinput.cpp

@@ -0,0 +1,496 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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 "hackrfinput.h"
+
+#include "hackrfgui.h"
+#include "hackrfserializer.h"
+#include "hackrfthread.h"
+
+MESSAGE_CLASS_DEFINITION(HackRFInput::MsgConfigureHackRT, Message)
+MESSAGE_CLASS_DEFINITION(HackRFInput::MsgReportHackRF, Message)
+
+HackRFInput::Settings::Settings() :
+	m_centerFrequency(435000*1000),
+	m_devSampleRateIndex(0),
+	m_LOppmTenths(0),
+	m_lnaGain(14),
+	m_mixerGain(15),
+	m_vgaGain(4),
+	m_log2Decim(0),
+	m_fcPos(FC_POS_CENTER),
+	m_biasT(false)
+{
+}
+
+void HackRFInput::Settings::resetToDefaults()
+{
+	m_centerFrequency = 435000*1000;
+	m_devSampleRateIndex = 0;
+	m_LOppmTenths = 0;
+	m_lnaGain = 14;
+	m_mixerGain = 15;
+	m_vgaGain = 4;
+	m_log2Decim = 0;
+	m_fcPos = FC_POS_CENTER;
+	m_biasT = false;
+}
+
+QByteArray HackRFInput::Settings::serialize() const
+{
+	HackRFSerializer::AirspyData data;
+
+	data.m_data.m_frequency = m_centerFrequency;
+	data.m_LOppmTenths = m_LOppmTenths;
+	data.m_sampleRateIndex = m_devSampleRateIndex;
+	data.m_log2Decim = m_log2Decim;
+	data.m_fcPos = (qint32) m_fcPos;
+	data.m_lnaGain = m_lnaGain;
+	data.m_mixerGain = m_mixerGain;
+	data.m_vgaGain = m_vgaGain;
+	data.m_biasT  = m_biasT;
+
+	QByteArray byteArray;
+
+	HackRFSerializer::writeSerializedData(data, byteArray);
+
+	return byteArray;
+}
+
+bool HackRFInput::Settings::deserialize(const QByteArray& serializedData)
+{
+	HackRFSerializer::AirspyData data;
+
+	bool valid = HackRFSerializer::readSerializedData(serializedData, data);
+
+	m_centerFrequency = data.m_data.m_frequency;
+	m_LOppmTenths = data.m_LOppmTenths;
+	m_devSampleRateIndex = data.m_sampleRateIndex;
+	m_log2Decim = data.m_log2Decim;
+	m_fcPos = (fcPos_t) data.m_fcPos;
+	m_lnaGain = data.m_lnaGain;
+	m_mixerGain = data.m_mixerGain;
+	m_vgaGain = data.m_vgaGain;
+	m_biasT = data.m_biasT;
+
+	return valid;
+}
+
+HackRFInput::HackRFInput() :
+	m_settings(),
+	m_dev(0),
+	m_airspyThread(0),
+	m_deviceDescription("Airspy")
+{
+	m_sampleRates.push_back(10000000);
+	m_sampleRates.push_back(2500000);
+}
+
+HackRFInput::~HackRFInput()
+{
+	stop();
+}
+
+bool HackRFInput::init(const Message& cmd)
+{
+	return false;
+}
+
+bool HackRFInput::start(int device)
+{
+	QMutexLocker mutexLocker(&m_mutex);
+	airspy_error rc;
+
+	rc = (airspy_error) airspy_init();
+
+	if (rc != AIRSPY_SUCCESS)
+	{
+		qCritical("AirspyInput::start: failed to initiate Airspy library %s", airspy_error_name(rc));
+	}
+
+	if (m_dev != 0)
+	{
+		stop();
+	}
+
+	if (!m_sampleFifo.setSize(1<<19))
+	{
+		qCritical("AirspyInput::start: could not allocate SampleFifo");
+		return false;
+	}
+
+	if ((m_dev = open_airspy_from_sequence(device)) == 0)
+	{
+		qCritical("AirspyInput::start: could not open Airspy #%d", device);
+		return false;
+	}
+
+#ifdef LIBAIRSPY_DYN_RATES
+	uint32_t nbSampleRates;
+	uint32_t *sampleRates;
+
+	airspy_get_samplerates(m_dev, &nbSampleRates, 0);
+
+	sampleRates = new uint32_t[nbSampleRates];
+
+	airspy_get_samplerates(m_dev, sampleRates, nbSampleRates);
+
+	if (nbSampleRates == 0)
+	{
+		qCritical("AirspyInput::start: could not obtain Airspy sample rates");
+		return false;
+	}
+
+	m_sampleRates.clear();
+
+	for (int i=0; i<nbSampleRates; i++)
+	{
+		m_sampleRates.push_back(sampleRates[i]);
+		qDebug("AirspyInput::start: sampleRates[%d] = %u Hz", i, sampleRates[i]);
+	}
+
+	delete[] sampleRates;
+#endif
+
+	MsgReportHackRF *message = MsgReportHackRF::create(m_sampleRates);
+	getOutputMessageQueueToGUI()->push(message);
+
+	rc = (airspy_error) airspy_set_sample_type(m_dev, AIRSPY_SAMPLE_INT16_IQ);
+
+	if (rc != AIRSPY_SUCCESS)
+	{
+		qCritical("AirspyInput::start: could not set sample type to INT16_IQ");
+		return false;
+	}
+
+	if((m_airspyThread = new HackRFThread(m_dev, &m_sampleFifo)) == 0)
+	{
+		qFatal("AirspyInput::start: out of memory");
+		stop();
+		return false;
+	}
+
+	m_airspyThread->startWork();
+
+	mutexLocker.unlock();
+
+	applySettings(m_settings, true);
+
+	qDebug("AirspyInput::startInput: started");
+
+	return true;
+}
+
+void HackRFInput::stop()
+{
+	qDebug("AirspyInput::stop");
+	QMutexLocker mutexLocker(&m_mutex);
+
+	if(m_airspyThread != 0)
+	{
+		m_airspyThread->stopWork();
+		delete m_airspyThread;
+		m_airspyThread = 0;
+	}
+
+	if(m_dev != 0)
+	{
+		airspy_stop_rx(m_dev);
+		airspy_close(m_dev);
+		m_dev = 0;
+	}
+
+	airspy_exit();
+}
+
+const QString& HackRFInput::getDeviceDescription() const
+{
+	return m_deviceDescription;
+}
+
+int HackRFInput::getSampleRate() const
+{
+	int rate = m_sampleRates[m_settings.m_devSampleRateIndex];
+	return (rate / (1<<m_settings.m_log2Decim));
+}
+
+quint64 HackRFInput::getCenterFrequency() const
+{
+	return m_settings.m_centerFrequency;
+}
+
+bool HackRFInput::handleMessage(const Message& message)
+{
+	if (MsgConfigureHackRT::match(message))
+	{
+		MsgConfigureHackRT& conf = (MsgConfigureHackRT&) message;
+		qDebug() << "AirspyInput::handleMessage: MsgConfigureAirspy";
+
+		bool success = applySettings(conf.getSettings(), false);
+
+		if (!success)
+		{
+			qDebug("Airspy config error");
+		}
+
+		return true;
+	}
+	else
+	{
+		return false;
+	}
+}
+
+void HackRFInput::setCenterFrequency(quint64 freq_hz)
+{
+	freq_hz += (freq_hz * m_settings.m_LOppmTenths) / 10000000ULL;
+
+	airspy_error rc = (airspy_error) airspy_set_freq(m_dev, static_cast<uint32_t>(freq_hz));
+
+	if (rc != AIRSPY_SUCCESS)
+	{
+		qWarning("AirspyInput::setCenterFrequency: could not frequency to %llu Hz", freq_hz);
+	}
+	else
+	{
+		qWarning("AirspyInput::setCenterFrequency: frequency set to %llu Hz", freq_hz);
+	}
+}
+
+bool HackRFInput::applySettings(const Settings& settings, bool force)
+{
+	QMutexLocker mutexLocker(&m_mutex);
+
+	bool forwardChange = false;
+	airspy_error rc;
+
+	qDebug() << "AirspyInput::applySettings";
+
+	if ((m_settings.m_devSampleRateIndex != settings.m_devSampleRateIndex) || force)
+	{
+		forwardChange = true;
+
+		if (settings.m_devSampleRateIndex < m_sampleRates.size())
+		{
+			m_settings.m_devSampleRateIndex = settings.m_devSampleRateIndex;
+		}
+		else
+		{
+			m_settings.m_devSampleRateIndex = m_sampleRates.size() - 1;
+		}
+
+		if (m_dev != 0)
+		{
+			rc = (airspy_error) airspy_set_samplerate(m_dev, static_cast<airspy_samplerate_t>(m_settings.m_devSampleRateIndex));
+
+			if (rc != AIRSPY_SUCCESS)
+			{
+				qCritical("AirspyInput::applySettings: could not set sample rate index %u (%d S/s): %s", m_settings.m_devSampleRateIndex, m_sampleRates[m_settings.m_devSampleRateIndex], airspy_error_name(rc));
+			}
+			else
+			{
+				qDebug("AirspyInput::applySettings: sample rate set to index: %u (%d S/s)", m_settings.m_devSampleRateIndex, m_sampleRates[m_settings.m_devSampleRateIndex]);
+				m_airspyThread->setSamplerate(m_sampleRates[m_settings.m_devSampleRateIndex]);
+			}
+		}
+	}
+
+	if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
+	{
+		m_settings.m_log2Decim = settings.m_log2Decim;
+		forwardChange = true;
+
+		if(m_dev != 0)
+		{
+			m_airspyThread->setLog2Decimation(m_settings.m_log2Decim);
+			qDebug() << "AirspyInput: set decimation to " << (1<<m_settings.m_log2Decim);
+		}
+	}
+
+	if ((m_settings.m_fcPos != settings.m_fcPos) || force)
+	{
+		m_settings.m_fcPos = settings.m_fcPos;
+
+		if(m_dev != 0)
+		{
+			m_airspyThread->setFcPos((int) m_settings.m_fcPos);
+			qDebug() << "AirspyInput: set fc pos (enum) to " << (int) m_settings.m_fcPos;
+		}
+	}
+
+	qint64 deviceCenterFrequency = m_settings.m_centerFrequency;
+	qint64 f_img = deviceCenterFrequency;
+	quint32 devSampleRate = m_sampleRates[m_settings.m_devSampleRateIndex];
+
+	if (force || (m_settings.m_centerFrequency != settings.m_centerFrequency) ||
+			(m_settings.m_LOppmTenths != settings.m_LOppmTenths))
+	{
+		m_settings.m_centerFrequency = settings.m_centerFrequency;
+		m_settings.m_LOppmTenths = settings.m_LOppmTenths;
+
+		if ((m_settings.m_log2Decim == 0) || (m_settings.m_fcPos == FC_POS_CENTER))
+		{
+			deviceCenterFrequency = m_settings.m_centerFrequency;
+			f_img = deviceCenterFrequency;
+		}
+		else
+		{
+			if (m_settings.m_fcPos == FC_POS_INFRA)
+			{
+				deviceCenterFrequency = m_settings.m_centerFrequency + (devSampleRate / 4);
+				f_img = deviceCenterFrequency + devSampleRate/2;
+			}
+			else if (m_settings.m_fcPos == FC_POS_SUPRA)
+			{
+				deviceCenterFrequency = m_settings.m_centerFrequency - (devSampleRate / 4);
+				f_img = deviceCenterFrequency - devSampleRate/2;
+			}
+		}
+
+		if (m_dev != 0)
+		{
+			setCenterFrequency(deviceCenterFrequency);
+
+			qDebug() << "AirspyInput::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";
+		}
+
+		forwardChange = true;
+	}
+
+	if ((m_settings.m_lnaGain != settings.m_lnaGain) || force)
+	{
+		m_settings.m_lnaGain = settings.m_lnaGain;
+
+		if (m_dev != 0)
+		{
+			rc = (airspy_error) airspy_set_lna_gain(m_dev, m_settings.m_lnaGain);
+
+			if(rc != AIRSPY_SUCCESS)
+			{
+				qDebug("AirspyInput::applySettings: airspy_set_lna_gain failed: %s", airspy_error_name(rc));
+			}
+			else
+			{
+				qDebug() << "AirspyInput:applySettings: LNA gain set to " << m_settings.m_lnaGain;
+			}
+		}
+	}
+
+	if ((m_settings.m_mixerGain != settings.m_mixerGain) || force)
+	{
+		m_settings.m_mixerGain = settings.m_mixerGain;
+
+		if (m_dev != 0)
+		{
+			rc = (airspy_error) airspy_set_mixer_gain(m_dev, m_settings.m_mixerGain);
+
+			if(rc != AIRSPY_SUCCESS)
+			{
+				qDebug("AirspyInput::applySettings: airspy_set_mixer_gain failed: %s", airspy_error_name(rc));
+			}
+			else
+			{
+				qDebug() << "AirspyInput:applySettings: mixer gain set to " << m_settings.m_mixerGain;
+			}
+		}
+	}
+
+	if ((m_settings.m_vgaGain != settings.m_vgaGain) || force)
+	{
+		m_settings.m_vgaGain = settings.m_vgaGain;
+
+		if (m_dev != 0)
+		{
+			rc = (airspy_error) airspy_set_vga_gain(m_dev, m_settings.m_vgaGain);
+
+			if(rc != AIRSPY_SUCCESS)
+			{
+				qDebug("AirspyInput::applySettings: airspy_set_vga_gain failed: %s", airspy_error_name(rc));
+			}
+			else
+			{
+				qDebug() << "AirspyInput:applySettings: VGA gain set to " << m_settings.m_vgaGain;
+			}
+		}
+	}
+
+	if ((m_settings.m_biasT != settings.m_biasT) || force)
+	{
+		m_settings.m_biasT = settings.m_biasT;
+
+		if (m_dev != 0)
+		{
+			rc = (airspy_error) airspy_set_rf_bias(m_dev, (m_settings.m_biasT ? 1 : 0));
+
+			if(rc != AIRSPY_SUCCESS)
+			{
+				qDebug("AirspyInput::applySettings: airspy_set_rf_bias failed: %s", airspy_error_name(rc));
+			}
+			else
+			{
+				qDebug() << "AirspyInput:applySettings: bias tee set to " << m_settings.m_biasT;
+			}
+		}
+	}
+
+	if (forwardChange)
+	{
+		int sampleRate = devSampleRate/(1<<m_settings.m_log2Decim);
+		DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency);
+		getOutputMessageQueue()->push(notif);
+	}
+
+	return true;
+}
+
+struct airspy_device *HackRFInput::open_airspy_from_sequence(int sequence)
+{
+	airspy_read_partid_serialno_t read_partid_serialno;
+	struct airspy_device *devinfo, *retdev = 0;
+	uint32_t serial_msb = 0;
+	uint32_t serial_lsb = 0;
+	airspy_error rc;
+	int i;
+
+	for (int i = 0; i < AIRSPY_MAX_DEVICE; i++)
+	{
+		rc = (airspy_error) airspy_open(&devinfo);
+
+		if (rc == AIRSPY_SUCCESS)
+		{
+			if (i == sequence)
+			{
+				return devinfo;
+			}
+		}
+		else
+		{
+			break;
+		}
+	}
+
+	return 0;
+}

plugins/samplesource/hackrf/hackrfinput.h

@@ -0,0 +1,120 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDE_HACKRFINPUT_H
+#define INCLUDE_HACKRFINPUT_H
+
+#include "dsp/samplesource.h"
+#include <libhackrf/hackrf.h>
+#include <QString>
+
+class HackRFThread;
+
+class HackRFInput : public SampleSource {
+public:
+	typedef enum {
+		FC_POS_INFRA = 0,
+		FC_POS_SUPRA,
+		FC_POS_CENTER
+	} fcPos_t;
+
+	struct Settings {
+		quint64 m_centerFrequency;
+		qint32  m_LOppmTenths;
+		quint32 m_devSampleRateIndex;
+		quint32 m_bandwidthIndex;
+		quint32 m_imjRejFilterIndex;
+		quint32 m_lnaGain;
+		quint32 m_mixerGain;
+		quint32 m_vgaGain;
+		quint32 m_log2Decim;
+		fcPos_t m_fcPos;
+		bool m_biasT;
+
+		Settings();
+		void resetToDefaults();
+		QByteArray serialize() const;
+		bool deserialize(const QByteArray& data);
+	};
+
+	class MsgConfigureHackRT : public Message {
+		MESSAGE_CLASS_DECLARATION
+
+	public:
+		const Settings& getSettings() const { return m_settings; }
+
+		static MsgConfigureHackRT* create(const Settings& settings)
+		{
+			return new MsgConfigureHackRT(settings);
+		}
+
+	private:
+		Settings m_settings;
+
+		MsgConfigureHackRT(const Settings& settings) :
+			Message(),
+			m_settings(settings)
+		{ }
+	};
+
+	class MsgReportHackRF : public Message {
+		MESSAGE_CLASS_DECLARATION
+
+	public:
+		const std::vector<uint32_t>& getSampleRates() const { return m_sampleRates; }
+
+		static MsgReportHackRF* create(const std::vector<uint32_t>& sampleRates)
+		{
+			return new MsgReportHackRF(sampleRates);
+		}
+
+	protected:
+		std::vector<uint32_t> m_sampleRates;
+
+		MsgReportHackRF(const std::vector<uint32_t>& sampleRates) :
+			Message(),
+			m_sampleRates(sampleRates)
+		{ }
+	};
+
+	HackRFInput();
+	virtual ~HackRFInput();
+
+	virtual bool init(const Message& message);
+	virtual bool start(int device);
+	virtual void stop();
+
+	virtual const QString& getDeviceDescription() const;
+	virtual int getSampleRate() const;
+	virtual quint64 getCenterFrequency() const;
+	const std::vector<uint32_t>& getSampleRates() const { return m_sampleRates; }
+
+	virtual bool handleMessage(const Message& message);
+
+private:
+	bool applySettings(const Settings& settings, bool force);
+	struct airspy_device *open_airspy_from_sequence(int sequence);
+	void setCenterFrequency(quint64 freq);
+
+	QMutex m_mutex;
+	Settings m_settings;
+	struct airspy_device* m_dev;
+	HackRFThread* m_airspyThread;
+	QString m_deviceDescription;
+	std::vector<uint32_t> m_sampleRates;
+};
+
+#endif // INCLUDE_HACKRFINPUT_H

plugins/samplesource/hackrf/hackrfplugin.cpp

@@ -0,0 +1,135 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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 <QtPlugin>
+#include <QAction>
+#include <libhackrf/hackrf.h>
+
+#include "hackrfplugin.h"
+
+#include "hackrfgui.h"
+#include "plugin/pluginapi.h"
+#include "util/simpleserializer.h"
+
+const PluginDescriptor HackRFPlugin::m_pluginDescriptor = {
+	QString("Airspy Input"),
+	QString("---"),
+	QString("(c) Edouard Griffiths, F4EXB"),
+	QString("https://github.com/f4exb/sdrangel"),
+	true,
+	QString("https://github.com/f4exb/sdrangel")
+};
+
+HackRFPlugin::HackRFPlugin(QObject* parent) :
+	QObject(parent),
+	m_pluginAPI(0)
+{
+}
+
+const PluginDescriptor& HackRFPlugin::getPluginDescriptor() const
+{
+	return m_pluginDescriptor;
+}
+
+void HackRFPlugin::initPlugin(PluginAPI* pluginAPI)
+{
+	m_pluginAPI = pluginAPI;
+	m_pluginAPI->registerSampleSource("org.osmocom.sdr.samplesource.airspy", this);
+}
+
+PluginInterface::SampleSourceDevices HackRFPlugin::enumSampleSources()
+{
+	SampleSourceDevices result;
+	airspy_read_partid_serialno_t read_partid_serialno;
+	struct airspy_device *devinfo;
+	uint32_t serial_msb = 0;
+	uint32_t serial_lsb = 0;
+	airspy_error rc;
+	int i;
+
+	rc = (airspy_error) airspy_init();
+
+	if (rc != AIRSPY_SUCCESS)
+	{
+		qCritical("AirspyPlugin::enumSampleSources: failed to initiate Airspy library: %s", airspy_error_name(rc));
+	}
+
+	for (i=0; i < AIRSPY_MAX_DEVICE; i++)
+	{
+		rc = (airspy_error) airspy_open(&devinfo);
+
+		if (rc == AIRSPY_SUCCESS)
+		{
+			qDebug("AirspyPlugin::enumSampleSources: try to enumerate Airspy device #%d", i);
+
+			rc = (airspy_error) airspy_board_partid_serialno_read(devinfo, &read_partid_serialno);
+
+			if (rc != AIRSPY_SUCCESS)
+			{
+				qDebug("AirspyPlugin::enumSampleSources: failed to read serial no: %s", airspy_error_name(rc));
+				airspy_close(devinfo);
+				continue; // next
+			}
+
+			if ((read_partid_serialno.serial_no[2] != serial_msb) && (read_partid_serialno.serial_no[3] != serial_lsb))
+			{
+				serial_msb = read_partid_serialno.serial_no[2];
+				serial_lsb = read_partid_serialno.serial_no[3];
+
+				QString serial_str = QString::number(serial_msb, 16) + QString::number(serial_lsb, 16);
+				uint64_t serial_num = (((uint64_t) serial_msb)<<32) + serial_lsb;
+				QString displayedName(QString("Airspy #%1 0x%2").arg(i).arg(serial_str));
+				SimpleSerializer s(1);
+				s.writeS32(1, i);
+				s.writeString(2, serial_str);
+				s.writeU64(3, serial_num);
+				result.append(SampleSourceDevice(displayedName, "org.osmocom.sdr.samplesource.airspy", s.final()));
+				qDebug("AirspyPlugin::enumSampleSources: enumerated Airspy device #%d", i);
+			}
+
+			airspy_close(devinfo);
+		}
+		else
+		{
+			qDebug("AirspyPlugin::enumSampleSources: enumerated %d Airspy devices %s", i, airspy_error_name(rc));
+			break; // finished
+		}
+	}
+
+	rc = (airspy_error) airspy_exit();
+	qDebug("AirspyPlugin::enumSampleSources: airspy_exit: %s", airspy_error_name(rc));
+
+	return result;
+}
+
+PluginGUI* HackRFPlugin::createSampleSourcePluginGUI(const QString& sourceName, const QByteArray& address)
+{
+	if (!m_pluginAPI)
+	{
+		return 0;
+	}
+
+	if(sourceName == "org.osmocom.sdr.samplesource.airspy")
+	{
+		HackRFGui* gui = new HackRFGui(m_pluginAPI);
+		m_pluginAPI->setInputGUI(gui);
+		return gui;
+	}
+	else
+	{
+		return 0;
+	}
+}

plugins/samplesource/hackrf/hackrfplugin.h

@@ -0,0 +1,43 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDE_HACKRFPLUGIN_H
+#define INCLUDE_HACKRFPLUGIN_H
+
+#include <QObject>
+#include "plugin/plugininterface.h"
+
+class HackRFPlugin : public QObject, public PluginInterface {
+	Q_OBJECT
+	Q_INTERFACES(PluginInterface)
+	Q_PLUGIN_METADATA(IID "org.osmocom.sdr.samplesource.hackrf")
+
+public:
+	explicit HackRFPlugin(QObject* parent = NULL);
+
+	const PluginDescriptor& getPluginDescriptor() const;
+	void initPlugin(PluginAPI* pluginAPI);
+
+	SampleSourceDevices enumSampleSources();
+	PluginGUI* createSampleSourcePluginGUI(const QString& sourceName, const QByteArray& address);
+
+private:
+	static const PluginDescriptor m_pluginDescriptor;
+
+	PluginAPI* m_pluginAPI;
+};
+
+#endif // INCLUDE_HACKRFPLUGIN_H

plugins/samplesource/hackrf/hackrfserializer.cpp

@@ -0,0 +1,86 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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 "hackrfserializer.h"
+
+void HackRFSerializer::writeSerializedData(const AirspyData& data, QByteArray& serializedData)
+{
+	QByteArray sampleSourceSerialized;
+	SampleSourceSerializer::writeSerializedData(data.m_data, sampleSourceSerialized);
+
+	SimpleSerializer s(1);
+
+	s.writeBlob(1, sampleSourceSerialized);
+	s.writeS32(2, data.m_LOppmTenths);
+	s.writeU32(3, data.m_sampleRateIndex);
+	s.writeU32(4, data.m_log2Decim);
+	s.writeS32(5, data.m_fcPos);
+	s.writeU32(6, data.m_lnaGain);
+	s.writeU32(7, data.m_mixerGain);
+	s.writeU32(8, data.m_vgaGain);
+	s.writeBool(9, data.m_biasT);
+
+	serializedData = s.final();
+}
+
+bool HackRFSerializer::readSerializedData(const QByteArray& serializedData, AirspyData& data)
+{
+	bool valid = SampleSourceSerializer::readSerializedData(serializedData, data.m_data);
+
+	QByteArray sampleSourceSerialized;
+
+	SimpleDeserializer d(serializedData);
+
+	if (!d.isValid())
+	{
+		setDefaults(data);
+		return false;
+	}
+
+	if (d.getVersion() == SampleSourceSerializer::getSerializerVersion())
+	{
+		int intval;
+
+		d.readBlob(1, &sampleSourceSerialized);
+		d.readS32(2, &data.m_LOppmTenths, 0);
+		d.readU32(3, &data.m_sampleRateIndex, 0);
+		d.readU32(4, &data.m_log2Decim, 0);
+		d.readS32(5, &data.m_fcPos, 0);
+		d.readU32(6, &data.m_lnaGain, 14);
+		d.readU32(7, &data.m_mixerGain, 15);
+		d.readU32(8, &data.m_vgaGain, 4);
+		d.readBool(9, &data.m_biasT, false);
+
+		return SampleSourceSerializer::readSerializedData(sampleSourceSerialized, data.m_data);
+	}
+	else
+	{
+		setDefaults(data);
+		return false;
+	}
+}
+
+void HackRFSerializer::setDefaults(AirspyData& data)
+{
+	data.m_LOppmTenths = 0;
+	data.m_sampleRateIndex = 0;
+	data.m_log2Decim = 0;
+	data.m_fcPos = 0;
+	data.m_lnaGain = 14;
+	data.m_mixerGain = 15;
+	data.m_vgaGain = 4;
+	data.m_biasT = false;
+}

plugins/samplesource/hackrf/hackrfserializer.h

@@ -0,0 +1,44 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef PLUGINS_SAMPLESOURCE_HACKRF_HACKRFSERIALIZER_H_
+#define PLUGINS_SAMPLESOURCE_HACKRF_HACKRFSERIALIZER_H_
+
+#include "util/samplesourceserializer.h"
+
+class HackRFSerializer
+{
+public:
+	struct AirspyData
+	{
+		SampleSourceSerializer::Data m_data;
+		qint32 m_LOppmTenths;
+		quint32 m_sampleRateIndex;
+		quint32 m_log2Decim;
+		qint32 m_fcPos;
+		quint32 m_lnaGain;
+		quint32 m_mixerGain;
+		quint32 m_vgaGain;
+		bool m_biasT;
+	};
+
+	static void writeSerializedData(const AirspyData& data, QByteArray& serializedData);
+	static bool readSerializedData(const QByteArray& serializedData, AirspyData& data);
+	static void setDefaults(AirspyData& data);
+};
+
+
+#endif /* PLUGINS_SAMPLESOURCE_HACKRF_HACKRFSERIALIZER_H_ */

plugins/samplesource/hackrf/hackrfthread.cpp

@@ -0,0 +1,210 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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 <stdio.h>
+#include <errno.h>
+
+#include "dsp/samplefifo.h"
+#include "hackrfthread.h"
+
+HackRFThread *HackRFThread::m_this = 0;
+
+HackRFThread::HackRFThread(struct airspy_device* dev, SampleFifo* sampleFifo, QObject* parent) :
+	QThread(parent),
+	m_running(false),
+	m_dev(dev),
+	m_convertBuffer(AIRSPY_BLOCKSIZE),
+	m_sampleFifo(sampleFifo),
+	m_samplerate(10),
+	m_log2Decim(0),
+	m_fcPos(0)
+{
+	m_this = this;
+}
+
+HackRFThread::~HackRFThread()
+{
+	stopWork();
+	m_this = 0;
+}
+
+void HackRFThread::startWork()
+{
+	m_startWaitMutex.lock();
+	start();
+	while(!m_running)
+		m_startWaiter.wait(&m_startWaitMutex, 100);
+	m_startWaitMutex.unlock();
+}
+
+void HackRFThread::stopWork()
+{
+	qDebug("AirspyThread::stopWork");
+	m_running = false;
+	wait();
+}
+
+void HackRFThread::setSamplerate(uint32_t samplerate)
+{
+	m_samplerate = samplerate;
+}
+
+void HackRFThread::setLog2Decimation(unsigned int log2_decim)
+{
+	m_log2Decim = log2_decim;
+}
+
+void HackRFThread::setFcPos(int fcPos)
+{
+	m_fcPos = fcPos;
+}
+
+void HackRFThread::run()
+{
+	airspy_error rc;
+
+	m_running = true;
+	m_startWaiter.wakeAll();
+
+	rc = (airspy_error) airspy_start_rx(m_dev, rx_callback, NULL);
+
+	if (rc != AIRSPY_SUCCESS)
+	{
+		qCritical("AirspyInput::run: failed to start Airspy Rx: %s", airspy_error_name(rc));
+	}
+	else
+	{
+		while ((m_running) && (airspy_is_streaming(m_dev) == AIRSPY_TRUE))
+		{
+			sleep(1);
+		}
+	}
+
+	rc = (airspy_error) airspy_stop_rx(m_dev);
+
+	if (rc == AIRSPY_SUCCESS)
+	{
+		qDebug("AirspyInput::run: stopped Airspy Rx");
+	}
+	else
+	{
+		qDebug("AirspyInput::run: failed to stop Airspy Rx: %s", airspy_error_name(rc));
+	}
+
+	m_running = false;
+}
+
+//  Decimate according to specified log2 (ex: log2=4 => decim=16)
+void HackRFThread::callback(const qint16* buf, qint32 len)
+{
+	SampleVector::iterator it = m_convertBuffer.begin();
+
+	if (m_log2Decim == 0)
+	{
+		m_decimators.decimate1(&it, buf, len);
+	}
+	else
+	{
+		if (m_fcPos == 0) // Infra
+		{
+			switch (m_log2Decim)
+			{
+			case 1:
+				m_decimators.decimate2_inf(&it, buf, len);
+				break;
+			case 2:
+				m_decimators.decimate4_inf(&it, buf, len);
+				break;
+			case 3:
+				m_decimators.decimate8_inf(&it, buf, len);
+				break;
+			case 4:
+				m_decimators.decimate16_inf(&it, buf, len);
+				break;
+			case 5:
+				m_decimators.decimate32_inf(&it, buf, len);
+				break;
+			case 6:
+				m_decimators.decimate64_inf(&it, buf, len);
+				break;
+			default:
+				break;
+			}
+		}
+		else if (m_fcPos == 1) // Supra
+		{
+			switch (m_log2Decim)
+			{
+			case 1:
+				m_decimators.decimate2_sup(&it, buf, len);
+				break;
+			case 2:
+				m_decimators.decimate4_sup(&it, buf, len);
+				break;
+			case 3:
+				m_decimators.decimate8_sup(&it, buf, len);
+				break;
+			case 4:
+				m_decimators.decimate16_sup(&it, buf, len);
+				break;
+			case 5:
+				m_decimators.decimate32_sup(&it, buf, len);
+				break;
+			case 6:
+				m_decimators.decimate64_sup(&it, buf, len);
+				break;
+			default:
+				break;
+			}
+		}
+		else if (m_fcPos == 2) // Center
+		{
+			switch (m_log2Decim)
+			{
+			case 1:
+				m_decimators.decimate2_cen(&it, buf, len);
+				break;
+			case 2:
+				m_decimators.decimate4_cen(&it, buf, len);
+				break;
+			case 3:
+				m_decimators.decimate8_cen(&it, buf, len);
+				break;
+			case 4:
+				m_decimators.decimate16_cen(&it, buf, len);
+				break;
+			case 5:
+				m_decimators.decimate32_cen(&it, buf, len);
+				break;
+			case 6:
+				m_decimators.decimate64_cen(&it, buf, len);
+				break;
+			default:
+				break;
+			}
+		}
+	}
+
+	m_sampleFifo->write(m_convertBuffer.begin(), it);
+}
+
+
+int HackRFThread::rx_callback(airspy_transfer_t* transfer)
+{
+	qint32 bytes_to_write = transfer->sample_count * sizeof(qint16);
+	m_this->callback((qint16 *) transfer->samples, bytes_to_write);
+	return 0;
+}

plugins/samplesource/hackrf/hackrfthread.h

@@ -0,0 +1,64 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015 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/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDE_HACKRFTHREAD_H
+#define INCLUDE_HACKRFTHREAD_H
+
+#include <QThread>
+#include <QMutex>
+#include <QWaitCondition>
+#include <libhackrf/hackrf.h>
+#include "dsp/samplefifo.h"
+#include "dsp/decimators.h"
+
+#define HACKRF_BLOCKSIZE (1<<17)
+
+class HackRFThread : public QThread {
+	Q_OBJECT
+
+public:
+	HackRFThread(struct airspy_device* dev, SampleFifo* sampleFifo, QObject* parent = NULL);
+	~HackRFThread();
+
+	void startWork();
+	void stopWork();
+	void setSamplerate(uint32_t samplerate);
+	void setLog2Decimation(unsigned int log2_decim);
+	void setFcPos(int fcPos);
+
+private:
+	QMutex m_startWaitMutex;
+	QWaitCondition m_startWaiter;
+	bool m_running;
+
+	struct airspy_device* m_dev;
+	qint16 m_buf[2*HACKRF_BLOCKSIZE];
+	SampleVector m_convertBuffer;
+	SampleFifo* m_sampleFifo;
+
+	int m_samplerate;
+	unsigned int m_log2Decim;
+	int m_fcPos;
+	static HackRFThread *m_this;
+
+	Decimators<qint16, SDR_SAMP_SZ, 12> m_decimators;
+
+	void run();
+	void callback(const qint16* buf, qint32 len);
+	static int rx_callback(airspy_transfer_t* transfer);
+};
+
+#endif // INCLUDE_HACKRFTHREAD_H