/usr/include/gamera/plugins/string_io.hpp is in python-gamera-dev 3.3.3-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* Copyright (C) 2005 Alex Cobb
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "gamera.hpp"
#ifndef arc24_feb_2005_io
#define arc24_feb_2005_io
using namespace Gamera;
template<class T>
PyObject* _to_raw_string(const T &image) {
typedef typename T::value_type value_type;
typename T::const_vec_iterator j = image.vec_begin();
size_t image_size = image.ncols() * image.nrows() * sizeof(value_type);
PyObject* pystring = PyString_FromStringAndSize((char *)NULL,
(int)image_size);
if (pystring == NULL)
return NULL;
value_type* i = (value_type*)PyString_AS_STRING(pystring);
for (; j != image.vec_end(); ++i, ++j) {
*i = *j;
}
return pystring;
};
template <class T>
bool fill_image_from_string(T &image, PyObject* data_string) {
if (!PyString_CheckExact(data_string)) {
PyErr_SetString(PyExc_TypeError,
"data_string must be a Python string");
return false;
}
char* s = PyString_AS_STRING(data_string);
size_t length = PyString_GET_SIZE(data_string);
typedef typename T::value_type value_type;
size_t image_size = image.ncols() * image.nrows() * sizeof(value_type);
if (length != image_size) {
if (length > image_size) {
PyErr_SetString(PyExc_ValueError,
"data_string too long for image");
} else {
PyErr_SetString(PyExc_ValueError,
"data_string too short for image");
}
return false;
}
typename T::vec_iterator i = image.vec_begin();
value_type* j = (value_type*)s;
for (; i != image.vec_end(); ++i, ++j) {
*i = *j;
}
return true;
}
Image* _from_raw_string(Point offset, Dim size,
int pixel_type, int storage_format,
PyObject* data_string) {
if (pixel_type == ONEBIT && storage_format == RLE) {
typedef TypeIdImageFactory<ONEBIT, RLE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else if (pixel_type == ONEBIT && storage_format == DENSE) {
typedef TypeIdImageFactory<ONEBIT, DENSE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else if (pixel_type == GREYSCALE) {
typedef TypeIdImageFactory<GREYSCALE, DENSE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else if (pixel_type == GREY16) {
typedef TypeIdImageFactory<GREY16, DENSE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else if (pixel_type == RGB) {
typedef TypeIdImageFactory<RGB, DENSE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else if (pixel_type == FLOAT) {
typedef TypeIdImageFactory<FLOAT, DENSE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else if (pixel_type == COMPLEX) {
typedef TypeIdImageFactory<COMPLEX, DENSE> factory;
typedef factory::image_type image_type;
image_type* image = factory::create(offset, size);
if (fill_image_from_string(*image, data_string))
return image;
} else {
PyErr_SetString(PyExc_ValueError, "Invalid pixel_type or storage_format");
return NULL;
}
return NULL;
}
#endif
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