1
0
mirror of https://github.com/f4exb/sdrangel.git synced 2024-10-31 23:17:11 -04:00
sdrangel/sdrbase/channel/remotedataqueue.cpp

86 lines
2.9 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 Edouard Griffiths, F4EXB. //
// //
// Remtoe sink channel (Rx) data blocks queue //
// //
// SDRangel can serve as a remote SDR front end that handles the interface //
// with a physical device and sends or receives the I/Q samples stream via UDP //
// to or from another SDRangel instance or any program implementing the same //
// protocol. The remote SDRangel is controlled via its Web REST API. //
// //
// 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 <channel/remotedatablock.h>
#include <channel/remotedataqueue.h>
#include <QDebug>
#include <QMutexLocker>
RemoteDataQueue::RemoteDataQueue(QObject* parent) :
QObject(parent),
m_lock(QMutex::Recursive),
m_queue()
{
}
RemoteDataQueue::~RemoteDataQueue()
{
RemoteDataFrame* data;
while ((data = pop()) != nullptr)
{
qDebug() << "RemoteDataQueue::~RemoteDataQueue: data block was still in queue";
delete data;
}
}
void RemoteDataQueue::push(RemoteDataFrame* data, bool emitSignal)
{
if (data)
{
m_lock.lock();
m_queue.enqueue(data);
// qDebug("RemoteDataQueue::push: %d", m_queue.size());
m_lock.unlock();
}
if (emitSignal) {
emit dataBlockEnqueued();
}
}
RemoteDataFrame* RemoteDataQueue::pop()
{
QMutexLocker locker(&m_lock);
if (m_queue.isEmpty()) {
return nullptr;
} else {
return m_queue.dequeue();
}
}
int RemoteDataQueue::size()
{
QMutexLocker locker(&m_lock);
return m_queue.size();
}
void RemoteDataQueue::clear()
{
QMutexLocker locker(&m_lock);
m_queue.clear();
}