kopia lustrzana https://github.com/f4exb/sdrangel
434 wiersze
15 KiB
C++
434 wiersze
15 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2024 Jon Beniston, M7RCE //
|
|
// //
|
|
// 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 "solardynamicsobservatory.h"
|
|
|
|
#include <QDebug>
|
|
#include <QUrl>
|
|
#include <QNetworkReply>
|
|
#include <QNetworkDiskCache>
|
|
|
|
SolarDynamicsObservatory::SolarDynamicsObservatory() :
|
|
m_size(512),
|
|
m_todayCache(nullptr)
|
|
{
|
|
connect(&m_dataTimer, &QTimer::timeout, this, qOverload<>(&SolarDynamicsObservatory::getImage));
|
|
m_networkManager = new QNetworkAccessManager();
|
|
connect(m_networkManager, &QNetworkAccessManager::finished, this, &SolarDynamicsObservatory::handleReply);
|
|
|
|
QStringList locations = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation);
|
|
QDir writeableDir(locations[0]);
|
|
if (!writeableDir.mkpath(QStringLiteral("cache") + QDir::separator() + QStringLiteral("solardynamicsobservatory"))) {
|
|
qDebug() << "SolarDynamicsObservatory::SolarDynamicsObservatory: Failed to create cache/solardynamicsobservatory";
|
|
}
|
|
|
|
m_cache = new QNetworkDiskCache();
|
|
m_cache->setCacheDirectory(locations[0] + QDir::separator() + QStringLiteral("cache") + QDir::separator() + QStringLiteral("solardynamicsobservatory"));
|
|
m_cache->setMaximumCacheSize(100000000);
|
|
m_networkManager->setCache(m_cache);
|
|
}
|
|
|
|
SolarDynamicsObservatory::~SolarDynamicsObservatory()
|
|
{
|
|
disconnect(&m_dataTimer, &QTimer::timeout, this, qOverload<>(&SolarDynamicsObservatory::getImage));
|
|
disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &SolarDynamicsObservatory::handleReply);
|
|
delete m_networkManager;
|
|
delete m_todayCache;
|
|
}
|
|
|
|
SolarDynamicsObservatory* SolarDynamicsObservatory::create()
|
|
{
|
|
return new SolarDynamicsObservatory();
|
|
}
|
|
|
|
QList<int> SolarDynamicsObservatory::getImageSizes()
|
|
{
|
|
return {512, 1024, 2048, 4096};
|
|
}
|
|
|
|
QList<int> SolarDynamicsObservatory::getVideoSizes()
|
|
{
|
|
return {512, 1024};
|
|
}
|
|
|
|
const QStringList SolarDynamicsObservatory::getImageNames()
|
|
{
|
|
QChar angstronm(0x212B);
|
|
QStringList names;
|
|
|
|
// SDO
|
|
names.append(QString("AIA 094 %1").arg(angstronm));
|
|
names.append(QString("AIA 131 %1").arg(angstronm));
|
|
names.append(QString("AIA 171 %1").arg(angstronm));
|
|
names.append(QString("AIA 193 %1").arg(angstronm));
|
|
names.append(QString("AIA 211 %1").arg(angstronm));
|
|
names.append(QString("AIA 304 %1").arg(angstronm));
|
|
names.append(QString("AIA 335 %1").arg(angstronm));
|
|
names.append(QString("AIA 1600 %1").arg(angstronm));
|
|
names.append(QString("AIA 1700 %1").arg(angstronm));
|
|
names.append(QString("AIA 211 %1, 193 %1, 171 %1").arg(angstronm));
|
|
names.append(QString("AIA 304 %1, 211 %1, 171 %1").arg(angstronm));
|
|
names.append(QString("AIA 094 %1, 335 %1, 193 %1").arg(angstronm));
|
|
names.append(QString("AIA 171 %1, HMIB").arg(angstronm));
|
|
names.append("HMI Magneotgram");
|
|
names.append("HMI Colorized Magneotgram");
|
|
names.append("HMI Intensitygram - Colored");
|
|
names.append("HMI Intensitygram - Flattened");
|
|
names.append("HMI Intensitygram");
|
|
names.append("HMI Dopplergram");
|
|
|
|
// SOHO
|
|
names.append("LASCO C2");
|
|
names.append("LASCO C3");
|
|
|
|
return names;
|
|
}
|
|
|
|
const QStringList SolarDynamicsObservatory::getChannelNames()
|
|
{
|
|
QStringList channelNames = {
|
|
"0094",
|
|
"0131",
|
|
"0171",
|
|
"0193",
|
|
"0211",
|
|
"0304",
|
|
"0335",
|
|
"1600",
|
|
"1700",
|
|
"211193171",
|
|
"304211171",
|
|
"094335193",
|
|
"HMImag",
|
|
"HMIB",
|
|
"HMIBC",
|
|
"HMIIC",
|
|
"HMIIF",
|
|
"HMII",
|
|
"HMID",
|
|
"c2",
|
|
"c3"
|
|
};
|
|
|
|
return channelNames;
|
|
}
|
|
|
|
const QStringList SolarDynamicsObservatory::getImageFileNames()
|
|
{
|
|
// Ordering needs to match getImageNames()
|
|
// %1 replaced with size
|
|
QStringList filenames = {
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0094.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0131.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0171.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0193.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0211.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0304.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0335.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_1600.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_1700.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_211193171.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/f_304_211_171_%1.jpg",
|
|
//"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_304211171.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/f_094_335_193_%1.jpg",
|
|
//"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_094335193.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/f_HMImag_171_%1.jpg",
|
|
//"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMImag.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIB.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIBC.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIIC.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIIF.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMII.jpg",
|
|
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMID.jpg",
|
|
"https://soho.nascom.nasa.gov/data/realtime/c2/512/latest.jpg",
|
|
"https://soho.nascom.nasa.gov/data/realtime/c3/512/latest.jpg"
|
|
};
|
|
|
|
return filenames;
|
|
}
|
|
|
|
const QStringList SolarDynamicsObservatory::getVideoNames()
|
|
{
|
|
QChar angstronm(0x212B);
|
|
QStringList names;
|
|
|
|
// SDO
|
|
names.append(QString("AIA 094 %1").arg(angstronm));
|
|
names.append(QString("AIA 131 %1").arg(angstronm));
|
|
names.append(QString("AIA 171 %1").arg(angstronm));
|
|
names.append(QString("AIA 193 %1").arg(angstronm));
|
|
names.append(QString("AIA 211 %1").arg(angstronm));
|
|
names.append(QString("AIA 304 %1").arg(angstronm));
|
|
names.append(QString("AIA 335 %1").arg(angstronm));
|
|
names.append(QString("AIA 1600 %1").arg(angstronm));
|
|
names.append(QString("AIA 1700 %1").arg(angstronm));
|
|
|
|
// SOHO
|
|
names.append("LASCO C2");
|
|
names.append("LASCO C3");
|
|
|
|
return names;
|
|
}
|
|
|
|
const QStringList SolarDynamicsObservatory::getVideoFileNames()
|
|
{
|
|
const QStringList filenames = {
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0094.mp4", // Videos sometimes fail to load on Windows if https used
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0131.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0171.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0193.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0211.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0304.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0335.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_1600.mp4",
|
|
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_1700.mp4",
|
|
"http://soho.nascom.nasa.gov/data/LATEST/current_c2.mp4",
|
|
"http://soho.nascom.nasa.gov/data/LATEST/current_c3.mp4",
|
|
};
|
|
|
|
return filenames;
|
|
}
|
|
|
|
QString SolarDynamicsObservatory::getImageURL(const QString& image, int size)
|
|
{
|
|
const QStringList names = SolarDynamicsObservatory::getImageNames();
|
|
const QStringList filenames = SolarDynamicsObservatory::getImageFileNames();
|
|
int idx = names.indexOf(image);
|
|
|
|
if (idx != -1) {
|
|
return QString(filenames[idx]).arg(size);
|
|
} else {
|
|
return "";
|
|
}
|
|
}
|
|
|
|
QString SolarDynamicsObservatory::getVideoURL(const QString& video, int size)
|
|
{
|
|
const QStringList names = SolarDynamicsObservatory::getVideoNames();
|
|
const QStringList filenames = SolarDynamicsObservatory::getVideoFileNames();
|
|
int idx = names.indexOf(video);
|
|
|
|
if (idx != -1) {
|
|
return QString(filenames[idx]).arg(size);
|
|
} else {
|
|
return "";
|
|
}
|
|
}
|
|
|
|
void SolarDynamicsObservatory::getImagePeriodically(const QString& image, int size, int periodInMins)
|
|
{
|
|
m_image = image;
|
|
m_size = size;
|
|
if (periodInMins > 0)
|
|
{
|
|
m_dataTimer.setInterval(periodInMins*60*1000);
|
|
m_dataTimer.start();
|
|
getImage();
|
|
}
|
|
else
|
|
{
|
|
m_dataTimer.stop();
|
|
}
|
|
}
|
|
|
|
void SolarDynamicsObservatory::getImage()
|
|
{
|
|
getImage(m_image, m_size);
|
|
}
|
|
|
|
void SolarDynamicsObservatory::getImage(const QString& imageName, int size)
|
|
{
|
|
QString urlString = getImageURL(imageName, size);
|
|
if (!urlString.isEmpty())
|
|
{
|
|
QUrl url(urlString);
|
|
|
|
m_networkManager->get(QNetworkRequest(url));
|
|
}
|
|
}
|
|
|
|
void SolarDynamicsObservatory::getImage(const QString& imageName, QDateTime dateTime, int size)
|
|
{
|
|
// Stop periodic updates, if not after latest data
|
|
m_dataTimer.stop();
|
|
|
|
// Save details of image we are after
|
|
Request request;
|
|
request.m_dateTime = dateTime;
|
|
request.m_size = size;
|
|
request.m_image = imageName;
|
|
|
|
// Get file index, as we don't know what time will be used in the file
|
|
QDate date = dateTime.date();
|
|
if (m_indexCache.contains(date))
|
|
{
|
|
handleIndex(m_indexCache.take(date), request);
|
|
}
|
|
else if ((m_todayCache != nullptr) && (date == m_todayCacheDateTime.date()) && (dateTime < m_todayCacheDateTime.addSecs(-60 * 60)))
|
|
{
|
|
handleIndex(m_todayCache, request);
|
|
}
|
|
else
|
|
{
|
|
QString urlString = QString("https://sdo.gsfc.nasa.gov/assets/img/browse/%1/%2/%3/")
|
|
.arg(date.year())
|
|
.arg(date.month(), 2, 10, QLatin1Char('0'))
|
|
.arg(date.day(), 2, 10, QLatin1Char('0'));
|
|
QUrl url(urlString);
|
|
|
|
request.m_url = urlString;
|
|
m_requests.append(request);
|
|
|
|
m_networkManager->get(QNetworkRequest(url));
|
|
}
|
|
}
|
|
|
|
void SolarDynamicsObservatory::handleReply(QNetworkReply* reply)
|
|
{
|
|
if (reply)
|
|
{
|
|
if (!reply->error())
|
|
{
|
|
if (reply->url().fileName().endsWith(".jpg"))
|
|
{
|
|
handleJpeg(reply->readAll());
|
|
}
|
|
else
|
|
{
|
|
// Find corresponding request
|
|
QString urlString = reply->url().toString();
|
|
|
|
for (int i = 0; i < m_requests.size(); i++)
|
|
{
|
|
if (m_requests[i].m_url == urlString)
|
|
{
|
|
QByteArray *bytes = new QByteArray(reply->readAll());
|
|
|
|
handleIndex(bytes, m_requests[i]);
|
|
m_requests.removeAt(i);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
qDebug() << "SolarDynamicsObservatory::handleReply: Error: " << reply->error();
|
|
}
|
|
reply->deleteLater();
|
|
}
|
|
else
|
|
{
|
|
qDebug() << "SolarDynamicsObservatory::handleReply: Reply is null";
|
|
}
|
|
}
|
|
|
|
void SolarDynamicsObservatory::handleJpeg(const QByteArray& bytes)
|
|
{
|
|
QImage image;
|
|
|
|
if (image.loadFromData(bytes)) {
|
|
emit imageUpdated(image);
|
|
} else {
|
|
qWarning() << "SolarDynamicsObservatory::handleJpeg: Failed to load image";
|
|
}
|
|
}
|
|
|
|
void SolarDynamicsObservatory::handleIndex(QByteArray* bytes, const Request& request)
|
|
{
|
|
const QStringList names = SolarDynamicsObservatory::getImageNames();
|
|
const QStringList channelNames = SolarDynamicsObservatory::getChannelNames();
|
|
int idx = names.indexOf(request.m_image);
|
|
if (idx < 0) {
|
|
return;
|
|
}
|
|
QString channel = channelNames[idx];
|
|
|
|
QString file(*bytes);
|
|
QStringList lines = file.split("\n");
|
|
|
|
QString date = request.m_dateTime.date().toString("yyyyMMdd");
|
|
QString pattern = QString("\"%1_([0-9]{6})_%2_%3.jpg\"").arg(date).arg(request.m_size).arg(channel);
|
|
QRegularExpression re(pattern);
|
|
|
|
// Get all times the image is available
|
|
QList<QTime> times;
|
|
for (const auto& line : lines)
|
|
{
|
|
QRegularExpressionMatch match = re.match(line);
|
|
if (match.hasMatch())
|
|
{
|
|
QString t = match.capturedTexts()[1];
|
|
int h = t.left(2).toInt();
|
|
int m = t.mid(2, 2).toInt();
|
|
int s = t.right(2).toInt();
|
|
times.append(QTime(h, m, s));
|
|
}
|
|
}
|
|
|
|
if (times.length() > 0)
|
|
{
|
|
QTime target = request.m_dateTime.time();
|
|
QTime current = times[0];
|
|
for (int i = 1; i < times.size(); i++)
|
|
{
|
|
if (target < times[i]) {
|
|
break;
|
|
}
|
|
current = times[i];
|
|
}
|
|
|
|
// Get image
|
|
QDate date = request.m_dateTime.date();
|
|
QString urlString = QString("https://sdo.gsfc.nasa.gov/assets/img/browse/%1/%2/%3/%1%2%3_%4%5%6_%7_%8.jpg")
|
|
.arg(date.year())
|
|
.arg(date.month(), 2, 10, QLatin1Char('0'))
|
|
.arg(date.day(), 2, 10, QLatin1Char('0'))
|
|
.arg(current.hour(), 2, 10, QLatin1Char('0'))
|
|
.arg(current.minute(), 2, 10, QLatin1Char('0'))
|
|
.arg(current.second(), 2, 10, QLatin1Char('0'))
|
|
.arg(request.m_size)
|
|
.arg(channel);
|
|
|
|
QUrl url(urlString);
|
|
|
|
m_networkManager->get(QNetworkRequest(url));
|
|
}
|
|
else
|
|
{
|
|
qDebug() << "SolarDynamicsObservatory: No image available for " << request.m_dateTime;
|
|
}
|
|
|
|
// Save index in cache
|
|
if (request.m_dateTime.date() == QDate::currentDate())
|
|
{
|
|
if (m_todayCache != bytes)
|
|
{
|
|
m_todayCache = bytes;
|
|
m_todayCacheDateTime = QDateTime::currentDateTime();
|
|
}
|
|
}
|
|
else if (request.m_dateTime.date() < QDate::currentDate())
|
|
{
|
|
m_indexCache.insert(request.m_dateTime.date(), bytes);
|
|
}
|
|
else
|
|
{
|
|
delete bytes;
|
|
}
|
|
}
|