lasp/cpp_src/device/lasp_daq.cpp

/* #define DEBUGTRACE_ENABLED */
#include "debugtrace.hpp"
#include "lasp_daqconfig.h"

#include "lasp_config.h"
#include "lasp_daq.h"
#if LASP_HAS_ULDAQ == 1
#include "lasp_uldaq.h"
#endif
#if LASP_HAS_RTAUDIO == 1
#include "lasp_rtaudiodaq.h"
#endif
#if LASP_HAS_PORTAUDIO == 1
#include "lasp_portaudiodaq.h"
#endif
using rte = std::runtime_error;

Daq::~Daq() { DEBUGTRACE_ENTER; }

std::unique_ptr<Daq> Daq::createDaq(const DeviceInfo &devinfo,
                                    const DaqConfiguration &config) {
  DEBUGTRACE_ENTER;

#if LASP_HAS_ULDAQ == 1
  if (devinfo.api.apicode == LASP_ULDAQ_APICODE) {
    return createUlDaqDevice(devinfo, config);
  }
#endif
#if LASP_HAS_RTAUDIO == 1
  // See lasp_daqconfig.h:114 ALSA, up to
  if (devinfo.api.apicode == LASP_RTAUDIO_APICODE) {
    return createRtAudioDevice(devinfo, config);
  }
#endif
#if LASP_HAS_PORTAUDIO == 1
  if (devinfo.api.apicode == LASP_PORTAUDIO_APICODE) {
    return createPortAudioDevice(devinfo, config);
  }
#endif
  throw rte(string("Unable to match Device API: ") + devinfo.api.apiname);
}

Daq::Daq(const DeviceInfo &devinfo, const DaqConfiguration &config)
    : DaqConfiguration(config), DeviceInfo(devinfo) {
  DEBUGTRACE_ENTER;

  if(!duplexMode() && monitorOutput) {
    throw rte("Duplex mode requires enabling both input and output channels. Please make sure at least one output channel is enabled, or disable hardware output loopback in DAQ configuration.");
  }

  if (!hasInternalOutputMonitor && monitorOutput) {
    throw rte(
        "Output monitor flag set, but device does not have hardware output monitor.");
  }

  if (!config.match(devinfo)) {
    throw rte("DaqConfiguration does not match device info");
  }
  if (neninchannels(false) > devinfo.ninchannels) {
    throw rte(
        "Number of enabled input channels is higher than device capability");
  }
  if (nenoutchannels() > devinfo.noutchannels) {
    throw rte(
        "Number of enabled output channels is higher than device capability");
  }
}

double Daq::samplerate() const {
  DEBUGTRACE_ENTER;
  return availableSampleRates.at(sampleRateIndex);
}

DataTypeDescriptor::DataType Daq::dataType() const {
  return availableDataTypes.at(dataTypeIndex);
}
const DataTypeDescriptor &Daq::dtypeDescr() const {
  return dtype_map.at(dataType());
}

dvec Daq::inputRangeForEnabledChannels(const bool include_monitor) const {
  dvec res;
  auto chs = enabledInChannels(include_monitor);
  for(auto& ch : chs) {
    res.push_back(availableInputRanges.at(ch.rangeIndex));
  }
  return res;
}

us Daq::neninchannels(const bool include_monitorchannel) const {
  boolvec eninchannels = this->eninchannels(include_monitorchannel);
  return std::count(eninchannels.cbegin(), eninchannels.cend(), true);
}

us Daq::nenoutchannels() const {
  boolvec enchannels = this->enoutchannels();
  return std::count(enchannels.cbegin(), enchannels.cend(), true);
}

boolvec Daq::eninchannels(bool include_monitor) const {
  boolvec res;
  if (hasInternalOutputMonitor && include_monitor) {
    res.push_back(monitorOutput);
  }

  for (auto &ch : inchannel_config) {
    res.push_back(ch.enabled);
  }
  return res;
}
boolvec Daq::enoutchannels() const {
  boolvec res;
  for (auto &ch : outchannel_config) {
    res.push_back(ch.enabled);
  }
  return res;
}