Generated by Cython 3.0.2
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Click on a line that starts with a "+" to see the C code that Cython generated for it.
Raw output: _le_interpolation_lanczos.c
+001: # cython: infer_types=True, wraparound=False, nonecheck=False, boundscheck=False, cdivision=True, language_level=3, profile=False, autogen_pxd=False
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002:
+003: import numpy as np
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004:
005: cimport numpy as np
006:
007: from cython.parallel import parallel, prange
008:
009: from libc.math cimport cos, sin
010:
+011: from .__interpolation_tools__ import check_image, value2array
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+012: from .__liquid_engine__ import LiquidEngine
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+013: from .__opencl__ import cl, cl_array
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014:
015:
016: cdef extern from "_c_interpolation_catmull_rom.h":
017: float _c_interpolate(float *image, float row, float col, int rows, int cols) nogil
018:
019:
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031:
032: # tag-copy: _le_interpolation_nearest_neighbor.ShiftAndMagnify.run; replace("Nearest-Neighbor", "Lanczos")
+033: def run(self, image, shift_row, shift_col, float magnification_row, float magnification_col, run_type=None) -> np.ndarray:
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034: """
035: Shift and magnify an image using Lanczos interpolation
036: :param image: The image to shift and magnify
037: :type image: np.ndarray or memoryview
038: :param shift_row: The number of rows to shift the image
039: :type shift_row: int or float or np.ndarray
040: :param shift_col: The number of columns to shift the image
041: :type shift_col: int or float or np.ndarray
042: :param magnification_row: The magnification factor for the rows
043: :type magnification_row: float
044: :param magnification_col: The magnification factor for the columns
045: :type magnification_col: float
046: :return: The shifted and magnified image
047: """
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052: # tag-end
053:
054: # tag-copy: _le_interpolation_nearest_neighbor.ShiftAndMagnify.benchmark
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056: """
057: Benchmark the ShiftAndMagnify run function in multiple run types
058: :param image: The image to shift and magnify
059: :type image: np.ndarray or memoryview
060: :param shift_row: The number of rows to shift the image
061: :type shift_row: int or float or np.ndarray
062: :param shift_col: The number of columns to shift the image
063: :type shift_col: int or float or np.ndarray
064: :param magnification_row: The magnification factor for the rows
065: :type magnification_row: float
066: :param magnification_col: The magnification factor for the columns
067: :type magnification_col: float
068: :return: The benchmark results
069: :rtype: [[run_time, run_type_name, return_value], ...]
070: """
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128:
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231: # tag-end
232:
233: # tag-copy: _le_interpolation_nearest_neighbor.ShiftAndMagnify._run_unthreaded; replace("_run_unthreaded", "_run_threaded_guided"); replace("range(colsM)", 'prange(colsM, schedule="guided")')
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255:
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257: # tag-end
258:
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270:
271: # tag-copy: _le_interpolation_nearest_neighbor.ShiftScaleRotate.run; replace("Nearest-Neighbor", "Lanczos")
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273: """
274: Shift and scale an image using Lanczos interpolation
275: :param image: The image to shift and magnify
276: :type image: np.ndarray
277: :param shift_row: The number of rows to shift the image
278: :type shift_row: int or float or np.ndarray
279: :param shift_col: The number of columns to shift the image
280: :type shift_col: int or float or np.ndarray
281: :param scale_row: The scale factor for the rows
282: :type scale_row: float
283: :param scale_col: The scale factor for the columns
284: :type scale_col: float
285: :param angle: Angle of rotation in radians. Positive is counter clockwise
286: :type angle: float
287: :return: The shifted, magnified and rotated image
288: """
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293: # tag-end
294:
295: # tag-copy: _le_interpolation_nearest_neighbor.ShiftScaleRotate.benchmark
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297: """
298: Benchmark the ShiftMagnifyScale run function in multiple run types
299: :param image: The image to shift, scale and rotate
300: :type image: np.ndarray
301: :param shift_row: The number of rows to shift the image
302: :type shift_row: int or float or np.ndarray
303: :param shift_col: The number of columns to shift the image
304: :type shift_col: int or float or np.ndarray
305: :param scale_row: The scale factor for the rows
306: :type scale_row: float
307: :param scale_col: The scale factor for the columns
308: :type scale_col: float
309: :param angle: Angle of rotation in radians. Positive is counter clockwise
310: :type angle: float
311: :return: The benchmark results
312: :rtype: [[run_time, run_type_name, return_value], ...]
313: """
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319:
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480: cdef int f, i, j
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486: # cdef float center_rowM = (rows * scale_row) / 2
487: # cdef float center_colM = (cols * scale_col) / 2
488:
489: cdef float a,b,c,d
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__pyx_t_17 = 0;
__pyx_t_18 = 0;
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}
}
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502:
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505:
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516: cdef int f, i, j
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