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Websocket spectrum: fixed spectrum sending

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This commit is contained in:
f4exb 2020-05-04 15:28:33 +02:00
parent a09b66c38b
commit 2a2039eb4f
2 changed files with 27 additions and 9 deletions
sdrbase/websockets
wsspectrum.cppwsspectrum.h

32
sdrbase/websockets/wsspectrum.cpp
View File

@ -27,11 +27,20 @@ WSSpectrum::WSSpectrum(QObject *parent) :
m_port(8887),
m_webSocketServer(nullptr)
{
connect(this,
SIGNAL(payloadToSend(const QByteArray&)),
this,
SLOT(sendPayload(const QByteArray&)),
Qt::QueuedConnection);
m_timer.start();
}
WSSpectrum::~WSSpectrum()
{
disconnect(this,
SIGNAL(payloadToSend(const QByteArray&)),
this,
SLOT(sendPayload(const QByteArray&)));
closeSocket();
}
@ -76,7 +85,7 @@ QString WSSpectrum::getWebSocketIdentifier(QWebSocket *peer)
void WSSpectrum::onNewConnection()
{
auto pSocket = m_webSocketServer->nextPendingConnection();
qDebug() << " WSSpectrum::onNewConnection: " << getWebSocketIdentifier(pSocket) << " connected";
qDebug() << "WSSpectrum::onNewConnection: " << getWebSocketIdentifier(pSocket) << " connected";
pSocket->setParent(this);
connect(pSocket, &QWebSocket::textMessageReceived, this, &WSSpectrum::processClientMessage);
@ -132,7 +141,12 @@ void WSSpectrum::newSpectrum(
linear
);
//qDebug() << "WSSpectrum::newSpectrum: " << payload.size() << " bytes in " << elapsed << " ms";
emit payloadToSend(payload);
}
void WSSpectrum::sendPayload(const QByteArray& payload)
{
//qDebug() << "WSSpectrum::sendPayload: " << payload.size() << " bytes";
for (QWebSocket *pClient : qAsConst(m_clients)) {
pClient->sendBinaryMessage(payload);
}
@ -152,14 +166,14 @@ void WSSpectrum::buildPayload(
{
QBuffer buffer(&bytes);
buffer.open(QIODevice::WriteOnly);
buffer.write((char*) &fftSize, sizeof(int));
buffer.write((char*) &fftTimeMs, sizeof(int64_t));
buffer.write((char*) &refLevel, sizeof(float));
buffer.write((char*) &powerRange, sizeof(float));
buffer.write((char*) &centerFrequency, sizeof(uint64_t));
buffer.write((char*) &bandwidth, sizeof(int));
buffer.write((char*) &centerFrequency, sizeof(uint64_t)); // 0
buffer.write((char*) &fftTimeMs, sizeof(int64_t)); // 8
buffer.write((char*) &fftSize, sizeof(int)); // 16
buffer.write((char*) &refLevel, sizeof(float)); // 20
buffer.write((char*) &powerRange, sizeof(float)); // 24
buffer.write((char*) &bandwidth, sizeof(int)); // 28
int linearInt = linear ? 1 : 0;
buffer.write((char*) &linearInt, sizeof(int));
buffer.write((char*) spectrum.data(), fftSize*sizeof(Real));
buffer.write((char*) &linearInt, sizeof(int)); // 32
buffer.write((char*) spectrum.data(), fftSize*sizeof(Real)); // 36
buffer.close();
}

4
sdrbase/websockets/wsspectrum.h
View File

@ -54,10 +54,14 @@ public:
bool linear
);
signals:
void payloadToSend(const QByteArray& payload);
private slots:
void onNewConnection();
void processClientMessage(const QString &message);
void socketDisconnected();
void sendPayload(const QByteArray& payload);
private:
QHostAddress m_listeningAddress;