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_unwrap_2d.pyx
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_unwrap_2d.pyx
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# cython: cdivision=True
# cython: boundscheck=False
# cython: nonecheck=False
# cython: wraparound=False
cdef extern from *:
void unwrap2D(double* wrapped_image,
double* unwrapped_image,
unsigned char* input_mask,
int image_width, int image_height,
int wrap_around_x, int wrap_around_y,
char use_seed, unsigned int seed) nogil
def unwrap_2d(double[:, ::1] image,
unsigned char[:, ::1] mask,
double[:, ::1] unwrapped_image,
wrap_around,
seed):
cdef:
unsigned int cseed
char use_seed
int wrap_around_x
int wrap_around_y
# convert from python types to C types so we can release the GIL
use_seed = seed is None
cseed = 0 if seed is None else seed
wrap_around_y, wrap_around_x = wrap_around
with nogil:
unwrap2D(&image[0, 0],
&unwrapped_image[0, 0],
&mask[0, 0],
image.shape[1], image.shape[0],
wrap_around_x, wrap_around_y,
use_seed, cseed)