mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-16 13:21:50 -05:00
70 lines
2.9 KiB
C++
70 lines
2.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
|
|
// written by Christian Daniel //
|
|
// Copyright (C) 2015-2019 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
|
|
// Copyright (C) 2021 Jon Beniston, M7RCE <jon@beniston.com> //
|
|
// //
|
|
// 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/>. //
|
|
///////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef INCLUDE_UTIL_FITS_H
|
|
#define INCLUDE_UTIL_FITS_H
|
|
|
|
#include <QString>
|
|
#include <QByteArray>
|
|
|
|
#include "export.h"
|
|
|
|
// Flexible Image Transport System
|
|
// Specification: https://fits.gsfc.nasa.gov/standard40/fits_standard40aa-le.pdf
|
|
// This just implements the minimum functionality used by the files
|
|
// used by the StarTracker plugin
|
|
class SDRBASE_API FITS {
|
|
|
|
bool m_valid;
|
|
int m_width; // In pixels
|
|
int m_height; // In pixels
|
|
int m_bitsPerPixel; // BITPIX=-32 means single precision floating point
|
|
int m_bytesPerPixel;
|
|
int m_bzero;
|
|
double m_bscale;
|
|
QString m_buint; // "K TB" "MILLIK TB" "K"
|
|
float m_uintScale;
|
|
double m_cdelta1; // How many degrees RA per horizontal pixel
|
|
double m_cdelta2; // How many degrees Declination per vertical pixel
|
|
|
|
int m_dataStart;
|
|
QByteArray m_data;
|
|
|
|
public:
|
|
|
|
FITS(QString resourceName);
|
|
|
|
float value(int x, int y) const;
|
|
float scaledValue(int x, int y) const;
|
|
float scaledWrappedValue(int x, int y) const;
|
|
|
|
double degreesPerPixelH() const { return m_cdelta1; }
|
|
double degreesPerPixelV() const { return m_cdelta2; }
|
|
int width() const { return m_width; }
|
|
int height() const { return m_height; }
|
|
bool valid() const { return m_valid; }
|
|
|
|
protected:
|
|
|
|
int mod(int a, int b) const;
|
|
};
|
|
|
|
#endif // INCLUDE_UTIL_FITS_H
|