DAPHNEEthUnpacker.cpp

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#include "daqdataformats/Fragment.hpp"
#include "fddetdataformats/DAPHNEEthFrame.hpp"
#include "fddetdataformats/DAPHNEEthStreamFrame.hpp"
 
#include <cstdint>
#include <pybind11/numpy.h>
 
namespace py = pybind11;
namespace dunedaq::rawdatautils::daphneeth {

uint32_t
get_n_frames(daqdataformats::Fragment const& frag)
{
  return (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) / sizeof(fddetdataformats::DAPHNEEthFrame);
}

uint32_t
get_n_frames_stream(daqdataformats::Fragment const& frag)
{
  return (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) / sizeof(fddetdataformats::DAPHNEEthStreamFrame);
}

 
py::array_t<uint8_t>
np_array_channels_stream_data(void* data, int nframes)
{
 
  const auto channels_per_daphne = fddetdataformats::DAPHNEEthStreamFrame::s_num_channels;
  py::array_t<uint8_t> channels(channels_per_daphne * nframes);
  auto ptr = static_cast<uint8_t*>(channels.request().ptr);
 
  for (size_t i = 0; i < (size_t)nframes; ++i) {
    auto fr = reinterpret_cast<fddetdataformats::DAPHNEEthStreamFrame*>(
      static_cast<char*>(data) + i * sizeof(fddetdataformats::DAPHNEEthStreamFrame));
 
    ptr[i * channels_per_daphne + 0] = fr->get_channel0();
    ptr[i * channels_per_daphne + 1] = fr->get_channel1();
    ptr[i * channels_per_daphne + 2] = fr->get_channel2();
    ptr[i * channels_per_daphne + 3] = fr->get_channel3();
  }
  channels.resize({ nframes, channels_per_daphne });
 
  return channels;
}

py::array_t<uint8_t>
np_array_channels_data(void* data, int nframes)
{
 
  py::array_t<uint8_t> channels(nframes);
  auto ptr = static_cast<uint8_t*>(channels.request().ptr);
 
  for (size_t i = 0; i < (size_t)nframes; ++i) {
    auto fr = reinterpret_cast<fddetdataformats::DAPHNEEthFrame*>(static_cast<char*>(data) +
                                                                  i * sizeof(fddetdataformats::DAPHNEEthFrame));
    ptr[i] = fr->get_channel();
  }
 
  return channels;
}

py::array_t<uint8_t>
np_array_channels(daqdataformats::Fragment& frag)
{
  return np_array_channels_data(frag.get_data(),
                                (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) /
                                  sizeof(fddetdataformats::DAPHNEEthFrame));
}

py::array_t<uint8_t>
np_array_channels_stream(daqdataformats::Fragment& frag)
{
  return np_array_channels_stream_data(frag.get_data(),
                                       (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) /
                                         sizeof(fddetdataformats::DAPHNEEthStreamFrame));
}

py::array_t<uint16_t>
np_array_adc_data(void* data, int nframes)
{
 
  const auto adcs_per_channel = fddetdataformats::DAPHNEEthFrame::s_num_adcs;
 
  py::array_t<uint16_t> ret(nframes * adcs_per_channel);
  auto ptr = static_cast<uint16_t*>(ret.request().ptr);
  for (size_t i = 0; i < (size_t)nframes; ++i) {
    auto fr = reinterpret_cast<fddetdataformats::DAPHNEEthFrame*>(static_cast<char*>(data) +
                                                                  i * sizeof(fddetdataformats::DAPHNEEthFrame));
    for (size_t j = 0; j < adcs_per_channel; ++j) {
      ptr[i * adcs_per_channel + j] = fr->get_adc(j);
    }
    // for (size_t j=0; j<channels_per_daphne; ++j)
  }
  ret.resize({ nframes, adcs_per_channel });
 
  return ret;
}

py::array_t<uint16_t>
np_array_adc_stream_data(void* data, int nframes)
{
 
  const auto channels_per_daphne = fddetdataformats::DAPHNEEthStreamFrame::s_num_channels;
  const auto adcs_per_channel = fddetdataformats::DAPHNEEthStreamFrame::s_adcs_per_channel;
 
  py::array_t<uint16_t> ret(channels_per_daphne * nframes * adcs_per_channel);
  auto ptr = static_cast<uint16_t*>(ret.request().ptr);
  for (size_t i = 0; i < (size_t)nframes; ++i) {
    auto fr = reinterpret_cast<fddetdataformats::DAPHNEEthStreamFrame*>(
      static_cast<char*>(data) + i * sizeof(fddetdataformats::DAPHNEEthStreamFrame));
    for (size_t j = 0; j < adcs_per_channel; ++j)
      for (size_t k = 0; k < channels_per_daphne; ++k)
        ptr[channels_per_daphne * (adcs_per_channel * i + j) + k] = fr->get_adc(j, k);
  }
  ret.resize({ nframes * adcs_per_channel, channels_per_daphne });
 
  return ret;
}

 
py::array_t<uint64_t>
np_array_timestamp_data(void* data, int nframes)
{
 
  py::array_t<uint64_t> ret(nframes);
  auto ptr = static_cast<uint64_t*>(ret.request().ptr);
  for (size_t i = 0; i < (size_t)nframes; ++i) {
    auto fr = reinterpret_cast<fddetdataformats::DAPHNEEthFrame*>(static_cast<char*>(data) +
                                                                  i * sizeof(fddetdataformats::DAPHNEEthFrame));
    ptr[i] = fr->get_timestamp();
  }
 
  return ret;
}

py::array_t<uint64_t>
np_array_timestamp_stream_data(void* data, int nframes)
{
 
  const auto adcs_per_channel = fddetdataformats::DAPHNEEthStreamFrame::s_adcs_per_channel;
  const size_t ticks_per_adc = 1;
 
  py::array_t<uint64_t> ret(nframes * adcs_per_channel);
 
  auto ptr = static_cast<uint64_t*>(ret.request().ptr);
  for (size_t i = 0; i < (size_t)nframes; ++i) {
    auto fr = reinterpret_cast<fddetdataformats::DAPHNEEthStreamFrame*>(
      static_cast<char*>(data) + i * sizeof(fddetdataformats::DAPHNEEthStreamFrame));
    for (size_t j = 0; j < adcs_per_channel; ++j)
      ptr[i * adcs_per_channel + j] = fr->get_timestamp() + j * ticks_per_adc;
  }
 
  return ret;
}

py::array_t<uint16_t>
np_array_adc(daqdataformats::Fragment& frag)
{
  return np_array_adc_data(frag.get_data(),
                           (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) /
                             sizeof(fddetdataformats::DAPHNEEthFrame));
}

py::array_t<uint16_t>
np_array_adc_stream(daqdataformats::Fragment& frag)
{
  return np_array_adc_stream_data(frag.get_data(),
                                  (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) /
                                    sizeof(fddetdataformats::DAPHNEEthStreamFrame));
}

py::array_t<uint64_t>
np_array_timestamp(daqdataformats::Fragment& frag)
{
  return np_array_timestamp_data(frag.get_data(),
                                 (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) /
                                   sizeof(fddetdataformats::DAPHNEEthFrame));
}

py::array_t<uint64_t>
np_array_timestamp_stream(daqdataformats::Fragment& frag)
{
  return np_array_timestamp_stream_data(frag.get_data(),
                                        (frag.get_size() - sizeof(daqdataformats::FragmentHeader)) /
                                          sizeof(fddetdataformats::DAPHNEEthStreamFrame));
}
 
} // namespace dunedaq::rawdatautils::daphne // NOLINT