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// Copyright (C) 2014 Davis E. King (davis@dlib.net)
// License: Boost Software License See LICENSE.txt for the full license.
#ifndef DLIB_PYTHON_CONVERSION_H__
#define DLIB_PYTHON_CONVERSION_H__
#include "opaque_types.h"
#include <dlib/python.h>
#include <dlib/pixel.h>
using namespace dlib;
using namespace std;
namespace py = pybind11;
template <typename dest_image_type>
void pyimage_to_dlib_image(py::object img, dest_image_type& image)
{
if (is_gray_python_image(img))
assign_image(image, numpy_gray_image(img));
else if (is_rgb_python_image(img))
assign_image(image, numpy_rgb_image(img));
else
throw dlib::error("Unsupported image type, must be 8bit gray or RGB image.");
}
template <typename image_array, typename param_type>
void images_and_nested_params_to_dlib(
const py::object& pyimages,
const py::object& pyparams,
image_array& images,
std::vector<std::vector<param_type> >& params
)
{
// Now copy the data into dlib based objects.
py::iterator image_it = pyimages.begin();
py::iterator params_it = pyparams.begin();
for (unsigned long image_idx = 0;
image_it != pyimages.end()
&& params_it != pyparams.end();
++image_it, ++params_it, ++image_idx)
{
for (py::iterator param_it = params_it->begin();
param_it != params_it->end();
++param_it)
params[image_idx].push_back(param_it->cast<param_type>());
pyimage_to_dlib_image(image_it->cast<py::object>(), images[image_idx]);
}
}
#endif // DLIB_PYTHON_CONVERSION_H__
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