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releasing GIL before c function calls #33

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9a5f394
releasing GIL before c function calls
glichtner Aug 7, 2023
d2c1c7d
Fix code style issues with Black
lint-action Aug 7, 2023
921d974
updated instance check
glichtner Aug 7, 2023
e64b604
Merge branch 'gil-release' of https://github.com/glichtner/pystackreg…
glichtner Aug 7, 2023
4ffe0c4
fixed c error
glichtner Aug 7, 2023
357c4bc
updated tox commands
glichtner Aug 7, 2023
d7d7e7e
Merge branch 'master' into gil-release
glichtner Oct 20, 2024
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4 changes: 2 additions & 2 deletions pystackreg/__init__.py
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Original file line number Diff line number Diff line change
@@ -1,3 +1,3 @@
# -*- coding: utf-8 -*-
from .pystackreg import StackReg
from .version import __version__
from pystackreg.pystackreg import StackReg
from pystackreg.version import __version__
8 changes: 7 additions & 1 deletion src/pymain.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -193,8 +193,10 @@ PyObject *turbogreg_register(PyObject *self, PyObject *args) {
double *img_ref = (double *)PyArray_DATA(ref_array);
double *img_mov = (double *)PyArray_DATA(mov_array);

Py_BEGIN_ALLOW_THREADS
registerImg(img_ref, img_mov, (Transformation)tf, Ny_ref, Nx_ref,
rm); // width and height (Nx/Ny) have to be swapped!
Py_END_ALLOW_THREADS

/* clean up */
Py_XDECREF(ref_array);
Expand Down Expand Up @@ -282,9 +284,13 @@ PyArrayObject *turbogreg_transform(PyObject *self, PyObject *args) {
matrix<double> m(Nx_mat, Ny_mat);
memcpy(m.begin(), tmat, (Nx_mat * Ny_mat * sizeof(double)));

std::vector<double> imgout =
std::vector<double> imgout;

Py_BEGIN_ALLOW_THREADS
imgout =
transformImg(m, img_mov, Ny_mov,
Nx_mov); // width and height (Nx/Ny) have to be swapped!
Py_END_ALLOW_THREADS

/* clean up */
Py_XDECREF(mat_array);
Expand Down
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