Exemple #1
0
void SDRPostThread::run() {
#ifdef __APPLE__
    pthread_t tID = pthread_self();  // ID of this thread
    int priority = sched_get_priority_max( SCHED_FIFO);
    sched_param prio = {priority}; // scheduling priority of thread
    pthread_setschedparam(tID, SCHED_FIFO, &prio);
#endif

    std::cout << "SDR post-processing thread started.." << std::endl;

    iqDataInQueue = (SDRThreadIQDataQueue*)getInputQueue("IQDataInput");
    iqDataOutQueue = (DemodulatorThreadInputQueue*)getOutputQueue("IQDataOutput");
    iqVisualQueue = (DemodulatorThreadInputQueue*)getOutputQueue("IQVisualDataOutput");
    iqActiveDemodVisualQueue = (DemodulatorThreadInputQueue*)getOutputQueue("IQActiveDemodVisualDataOutput");

    iqDataInQueue->set_max_num_items(0);
    
    while (!terminated) {
        SDRThreadIQData *data_in;
        
        iqDataInQueue->pop(data_in);
        //        std::lock_guard < std::mutex > lock(data_in->m_mutex);

        busy_demod.lock();

        if (data_in && data_in->data.size()) {
            if(data_in->numChannels > 1) {
                runPFBCH(data_in);
            } else {
                runSingleCH(data_in);
            }
        }

        data_in->decRefCount();

        bool doUpdate = false;
        for (size_t j = 0; j < nRunDemods; j++) {
            DemodulatorInstance *demod = runDemods[j];
            if (abs(frequency - demod->getFrequency()) > (sampleRate / 2)) {
                doUpdate = true;
            }
        }
        
        if (doUpdate) {
            updateActiveDemodulators();
        }
        
        busy_demod.unlock();
    }
    
    if (iqVisualQueue && !iqVisualQueue->empty()) {
        DemodulatorThreadIQData *visualDataDummy;
        iqVisualQueue->pop(visualDataDummy);
    }

    //    buffers.purge();
    //    visualDataBuffers.purge();

    std::cout << "SDR post-processing thread done." << std::endl;
}
Exemple #2
0
void SDRPostThread::run() {
#ifdef __APPLE__
    pthread_t tID = pthread_self();  // ID of this thread
    int priority = sched_get_priority_max( SCHED_FIFO);
    sched_param prio = {priority}; // scheduling priority of thread
    pthread_setschedparam(tID, SCHED_FIFO, &prio);
#endif

//    std::cout << "SDR post-processing thread started.." << std::endl;

    iqDataInQueue = static_cast<SDRThreadIQDataQueue*>(getInputQueue("IQDataInput"));
    iqDataOutQueue = static_cast<DemodulatorThreadInputQueue*>(getOutputQueue("IQDataOutput"));
    iqVisualQueue = static_cast<DemodulatorThreadInputQueue*>(getOutputQueue("IQVisualDataOutput"));
    iqActiveDemodVisualQueue = static_cast<DemodulatorThreadInputQueue*>(getOutputQueue("IQActiveDemodVisualDataOutput"));
    
    while (!stopping) {
        SDRThreadIQData *data_in;
        
        iqDataInQueue->pop(data_in);
        //        std::lock_guard < std::mutex > lock(data_in->m_mutex);

        std::lock_guard < std::mutex > lock(busy_demod);

        if (data_in && data_in->data.size()) {
            if(data_in->numChannels > 1) {
                runPFBCH(data_in);
            } else {
                runSingleCH(data_in);
            }
        }

        if (data_in) {
            data_in->decRefCount();   
        }

        bool doUpdate = false;
        for (size_t j = 0; j < nRunDemods; j++) {
            DemodulatorInstance *demod = runDemods[j];
            if (abs(frequency - demod->getFrequency()) > (sampleRate / 2)) {
                doUpdate = true;
            }
        }
        
        //Only update the list of demodulators here
        if (doUpdate) {
            updateActiveDemodulators();
        }
    } //end while
    
    //Be safe, remove as many elements as possible
    DemodulatorThreadIQData *visualDataDummy;
    while (iqVisualQueue && iqVisualQueue->try_pop(visualDataDummy)) {
        visualDataDummy->decRefCount();        
    }

    //    buffers.purge();
    //    visualDataBuffers.purge();

//    std::cout << "SDR post-processing thread done." << std::endl;
}