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Increase reference to the image while capsule is alive

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This commit is contained in:
Aleksandr Karpinskii 2024-09-16 15:45:34 +02:00
parent d8ef314205
commit bc97369039
1 changed files with 10 additions and 1 deletions
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11
src/_imaging.c
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@ -3714,9 +3714,18 @@ _getattr_id(ImagingObject *self, void *closure) {
return PyLong_FromSsize_t((Py_ssize_t)self->image); return PyLong_FromSsize_t((Py_ssize_t)self->image);
} }
static void
_ptr_destructor(PyObject *capsule) {
PyObject *self = (PyObject *)PyCapsule_GetContext(capsule);
Py_DECREF(self);
}
static PyObject * static PyObject *
_getattr_ptr(ImagingObject *self, void *closure) { _getattr_ptr(ImagingObject *self, void *closure) {
return PyCapsule_New(self->image, IMAGING_MAGIC, NULL); PyObject *capsule = PyCapsule_New(self->image, IMAGING_MAGIC, _ptr_destructor);
Py_INCREF(self);
PyCapsule_SetContext(capsule, self);
return capsule;
} }
static PyObject * static PyObject *