Method do_decode_work

DSView/pv/data/decoderstack.cpp:418–489

}

void DecoderStack::do_decode_work()
{
    //set the flag to exit from task thread 
     if (_stask_stauts){
         _stask_stauts->_bStop = true;
     }
     _stask_stauts = new decode_task_status();
     _stask_stauts->_bStop = false;
     _stask_stauts->_decoder = this;
     _decoder_status->clear(); //clear old items

    if (!_options_changed)
    {  
        dsv_err("ERROR:Decoder options have not changed.");
        return;
    } 
    _options_changed = false;

    init();

    _snapshot = NULL;

	// Check that all decoders have the required channels
    if (!check_required_probes()) {
        _error_message = L_S(STR_PAGE_MSG, S_ID(IDS_MSG_DECODERSTACK_DECODE_WORK_ERROR),
                            "One or more required channels have not been specified");
        dsv_err("ERROR:%s", _error_message.toStdString().c_str());
        return;
	}

	// We get the logic data of the first channel in the list.
	// This works because we are currently assuming all
	// LogicSignals have the same data/snapshot
    for (auto dec : _stack) {
        if (dec->have_probes()) {
            for(auto s :  _session->get_signals()) {
                if(s->get_index() == dec->first_probe_index() && s->signal_type() == SR_CHANNEL_LOGIC)
                { 
                    _snapshot = ((pv::view::LogicSignal*)s)->data();
                    if (_snapshot != NULL)
                        break;
                }
            }
            if (_snapshot != NULL)
                break;
        }
    }

	if (_snapshot == NULL)
    {   
        _error_message = L_S(STR_PAGE_MSG, S_ID(IDS_MSG_DECODERSTACK_DECODE_WORK_ERROR),
                             "One or more required channels have not been specified");
        dsv_err("ERROR:%s", _error_message.toStdString().c_str());
        return;
    }		

    if (_session->is_realtime_refresh() == false && _snapshot->empty())
    {