mirror of
https://github.com/f4exb/sdrangel.git
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171 lines
5.9 KiB
C++
171 lines
5.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015-2018 Edouard Griffiths, F4EXB. //
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// Copyright (C) 2021 Jon Beniston, M7RCE //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_APTDEMODIMAGEWORKER_H
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#define INCLUDE_APTDEMODIMAGEWORKER_H
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#include <QObject>
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#include <QMutex>
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#include <QImage>
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#include <apt.h>
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#include <CoordTopocentric.h>
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#include <CoordGeodetic.h>
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#include <Observer.h>
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#include <SGP4.h>
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#include "util/messagequeue.h"
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#include "util/message.h"
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#include "aptdemodsettings.h"
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class APTDemod;
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class APTDemodImageWorker : public QObject
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{
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Q_OBJECT
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public:
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class MsgConfigureAPTDemodImageWorker : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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const APTDemodSettings& getSettings() const { return m_settings; }
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bool getForce() const { return m_force; }
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static MsgConfigureAPTDemodImageWorker* create(const APTDemodSettings& settings, bool force)
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{
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return new MsgConfigureAPTDemodImageWorker(settings, force);
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}
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private:
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APTDemodSettings m_settings;
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bool m_force;
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MsgConfigureAPTDemodImageWorker(const APTDemodSettings& settings, bool force) :
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Message(),
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m_settings(settings),
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m_force(force)
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{ }
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};
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class MsgSaveImageToDisk : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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static MsgSaveImageToDisk* create()
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{
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return new MsgSaveImageToDisk();
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}
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private:
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MsgSaveImageToDisk() :
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Message()
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{
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}
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};
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class MsgSetSatelliteName : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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QString getSatelliteName() const { return m_satelliteName; }
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static MsgSetSatelliteName* create(const QString &satelliteName)
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{
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return new MsgSetSatelliteName(satelliteName);
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}
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private:
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QString m_satelliteName;
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MsgSetSatelliteName(const QString &satelliteName) :
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Message(),
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m_satelliteName(satelliteName)
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{
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}
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};
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APTDemodImageWorker(APTDemod *aptDemod);
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~APTDemodImageWorker();
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void reset();
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void startWork();
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void stopWork();
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bool isRunning() const { return m_running; }
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MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; } //!< Get the queue for asynchronous inbound communication
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void setMessageQueueToGUI(MessageQueue *messageQueue) { m_messageQueueToGUI = messageQueue; }
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private:
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MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
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MessageQueue *m_messageQueueToGUI;
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APTDemodSettings m_settings;
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APTDemod *m_aptDemod;
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// Image buffers
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apt_image_t m_image; // Received image
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apt_image_t m_tempImage; // Processed image
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QImage m_greyImage;
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QImage m_colourImage;
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QString m_satelliteName;
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QList<CoordGeodetic> m_satCoords; // Lat,lon for satellite for each image row - in received order for both pass directions
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QVector<QVector<CoordGeodetic>> m_pixelCoords; // Coordinates for each pixel - reversed y order for south to north passes, so always highest lat first
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SGP4 *m_sgp4; // For calculating satellite position
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double m_tileEast; // Bounding box for projected image, in degrees
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double m_tileWest;
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double m_tileNorth;
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double m_tileSouth;
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QList<QImage> m_palettes;
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bool m_running;
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QMutex m_mutex;
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bool handleMessage(const Message& cmd);
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void applySettings(const APTDemodSettings& settings, bool force = false);
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void resetDecoder();
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double calcHeading(CoordGeodetic from, CoordGeodetic to) const;
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void calcPixelCoords(CoordGeodetic centreCoord, double heading);
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void recalcCoords();
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void calcCoords(QDateTime qdt, int row);
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void calcCoord(int row);
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void processPixels(const float *pixels);
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void sendImageToGUI();
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QRgb findNearest(const QImage &image, double latitude, double longitude, int xPrevious, int yPrevious, int &xNearest, int &yNearest) const;
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void calcBoundingBox(double &east, double &south, double &west, double &north, const QImage &image);
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QImage projectImage(const QImage &image);
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void makeTransparent(QImage &image);
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void sendImageToMap(QImage image);
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void sendLineToGUI();
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void prependPath(QString &filename);
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void saveImageToDisk();
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QImage processImage(QStringList& imageTypes, APTDemodSettings::ChannelSelection channels);
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QImage extractImage(QImage image, APTDemodSettings::ChannelSelection channels);
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static void copyImage(apt_image_t *dst, apt_image_t *src);
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static uchar roundAndClip(float p);
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private slots:
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void handleInputMessages();
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};
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#endif // INCLUDE_APTDEMODIMAGEWORKER_H
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