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aare/python/src/ctb_raw_file.hpp

231 lines
8.6 KiB
C++

// SPDX-License-Identifier: MPL-2.0
#include "aare/CtbRawFile.hpp"
#include "aare/File.hpp"
#include "aare/Frame.hpp"
#include "aare/RawFile.hpp"
#include "aare/RawMasterFile.hpp"
#include "aare/RawSubFile.hpp"
#include "aare/decode.hpp"
#include "aare/defs.hpp"
// #include "aare/fClusterFileV2.hpp"
#include "np_helper.hpp"
#include <cstdint>
#include <filesystem>
#include <pybind11/iostream.h>
#include <pybind11/numpy.h>
#include <pybind11/pybind11.h>
#include <pybind11/stl.h>
#include <pybind11/stl/filesystem.h>
#include <string>
namespace py = pybind11;
using namespace ::aare;
void define_ctb_raw_file_io_bindings(py::module &m) {
m.def("adc_sar_05_06_07_08decode64to16", [](py::array_t<uint8_t> input) {
if (input.ndim() != 2) {
throw std::runtime_error(
"Only 2D arrays are supported at this moment");
}
// Create a 2D output array with the same shape as the input
std::vector<ssize_t> shape{input.shape(0),
input.shape(1) /
static_cast<ssize_t>(bits_per_byte)};
py::array_t<uint16_t> output(shape);
// Create a view of the input and output arrays
NDView<uint64_t, 2> input_view(
reinterpret_cast<uint64_t *>(input.mutable_data()),
{output.shape(0), output.shape(1)});
NDView<uint16_t, 2> output_view(output.mutable_data(),
{output.shape(0), output.shape(1)});
adc_sar_05_06_07_08decode64to16(input_view, output_view);
return output;
});
m.def("adc_sar_05_decode64to16", [](py::array_t<uint8_t> input) {
if (input.ndim() != 2) {
throw std::runtime_error(
"Only 2D arrays are supported at this moment");
}
// Create a 2D output array with the same shape as the input
std::vector<ssize_t> shape{input.shape(0),
input.shape(1) /
static_cast<ssize_t>(bits_per_byte)};
py::array_t<uint16_t> output(shape);
// Create a view of the input and output arrays
NDView<uint64_t, 2> input_view(
reinterpret_cast<uint64_t *>(input.mutable_data()),
{output.shape(0), output.shape(1)});
NDView<uint16_t, 2> output_view(output.mutable_data(),
{output.shape(0), output.shape(1)});
adc_sar_05_decode64to16(input_view, output_view);
return output;
});
m.def("adc_sar_04_decode64to16", [](py::array_t<uint8_t> input) {
if (input.ndim() != 2) {
throw std::runtime_error(
"Only 2D arrays are supported at this moment");
}
// Create a 2D output array with the same shape as the input
std::vector<ssize_t> shape{input.shape(0),
input.shape(1) /
static_cast<ssize_t>(bits_per_byte)};
py::array_t<uint16_t> output(shape);
// Create a view of the input and output arrays
NDView<uint64_t, 2> input_view(
reinterpret_cast<uint64_t *>(input.mutable_data()),
{output.shape(0), output.shape(1)});
NDView<uint16_t, 2> output_view(output.mutable_data(),
{output.shape(0), output.shape(1)});
adc_sar_04_decode64to16(input_view, output_view);
return output;
});
m.def("apply_custom_weights",
[](py::array_t<uint16_t, py::array::c_style | py::array::forcecast>
&input,
py::array_t<double, py::array::c_style | py::array::forcecast>
&weights) {
// Create new array with same shape as the input array
// (uninitialized values)
py::buffer_info buf = input.request();
py::array_t<double> output(buf.shape);
// Use NDViews to call into the C++ library
auto weights_view = make_view_1d(weights);
NDView<uint16_t, 1> input_view(input.mutable_data(),
{input.size()});
NDView<double, 1> output_view(output.mutable_data(),
{output.size()});
apply_custom_weights(input_view, output_view, weights_view);
return output;
});
m.def("expand24to32bit",
[](py::array_t<uint8_t, py::array::c_style | py::array::forcecast>
&input,
uint32_t offset) {
aare::BitOffset bitoff(offset);
py::buffer_info buf = input.request();
constexpr uint32_t bytes_per_channel = 3; // 24 bit
py::array_t<uint32_t> output(buf.size / bytes_per_channel);
NDView<uint8_t, 1> input_view(input.mutable_data(),
{input.size()});
NDView<uint32_t, 1> output_view(output.mutable_data(),
{output.size()});
aare::expand24to32bit(input_view, output_view, bitoff);
return output;
});
m.def("expand4to8bit",
[](py::array_t<uint8_t, py::array::c_style | py::array::forcecast>
&input) {
py::buffer_info buf = input.request();
py::array_t<uint8_t> output(buf.size * 2);
NDView<uint8_t, 1> input_view(input.mutable_data(),
{input.size()});
NDView<uint8_t, 1> output_view(output.mutable_data(),
{output.size()});
aare::expand4to8bit(input_view, output_view);
return output;
});
m.def("decode_my302",
[](py::array_t<uint8_t, py::array::c_style | py::array::forcecast>
&input,
uint32_t offset) {
// Physical layout of the chip
constexpr size_t channels = 64;
constexpr size_t counters = 3;
constexpr size_t bytes_per_channel = 3; // 24 bit
constexpr int n_outputs = 2;
ssize_t expected_size = channels * counters * bytes_per_channel;
// If whe have an offset we need one extra byte per output
aare::BitOffset bitoff(offset);
if (bitoff.value())
expected_size += n_outputs;
if (input.size() != expected_size) {
throw std::runtime_error(fmt::format(
"{} Expected an input size of {} bytes. Called "
"with input size of {}",
LOCATION, expected_size, input.size()));
}
py::buffer_info buf = input.request();
py::array_t<uint32_t> output(channels * counters);
for (int i = 0; i != n_outputs; ++i) {
auto step = input.size() / n_outputs;
auto out_step = output.size() / n_outputs;
NDView<uint8_t, 1> input_view(input.mutable_data() + step * i,
{input.size() / n_outputs});
NDView<uint32_t, 1> output_view(output.mutable_data() +
out_step * i,
{output.size() / n_outputs});
aare::expand24to32bit(input_view, output_view, bitoff);
}
return output;
});
py::class_<CtbRawFile>(m, "CtbRawFile")
.def(py::init<const std::filesystem::path &>())
.def("read_frame",
[](CtbRawFile &self) {
size_t image_size = self.image_size_in_bytes();
py::array image;
std::vector<ssize_t> shape;
shape.reserve(2);
shape.push_back(1);
shape.push_back(image_size);
py::array_t<DetectorHeader> header(1);
// always read bytes
image = py::array_t<uint8_t>(shape);
self.read_into(
reinterpret_cast<std::byte *>(image.mutable_data()),
header.mutable_data());
return py::make_tuple(header, image);
})
.def("seek", &CtbRawFile::seek)
.def("tell", &CtbRawFile::tell)
.def("master", &CtbRawFile::master)
.def_property_readonly("image_size_in_bytes",
&CtbRawFile::image_size_in_bytes)
.def_property_readonly("frames_in_file", &CtbRawFile::frames_in_file);
}