[Debian-pan-maintainers] Bug#1069224: nabu: FTBFS: AssertionError: OpenclUnsharpMask: max error is too high with method

[Andrius Merkys]

Source: nabu
Version: 2023.1.1-3
Severity: serious
Tags: ftbfs

Hello,

nabu FTBFS in sid on amd64:

==================================================================================================== 
FAILURES 
=====================================================================================================
__________________________________________________________________________________________ 
TestUnsharp.testOpenclUnsharp 
__________________________________________________________________________________________

self = <nabu.misc.tests.test_unsharp.TestUnsharp object at 0x7f62be9990a0>

     @pytest.mark.skipif(not (__has_pyopencl__), reason="Need pyopencl 
for this test")
     def testOpenclUnsharp(self):
         cl_queue = CommandQueue(self.cl_ctx)
         d_image = parray.to_device(cl_queue, self.data)
         d_out = parray.zeros_like(d_image)
         for method in OpenclUnsharpMask.avail_methods:
             d_image = parray.to_device(cl_queue, self.data)
             d_out = parray.zeros_like(d_image)

             opencl_unsharp = OpenclUnsharpMask(self.data.shape, 
self.sigma, self.coeff, method=method, ctx=self.cl_ctx)
             opencl_unsharp.unsharp(d_image, output=d_out)
             res = d_out.get()
 >           self.check_result(res, method, 
error_msg_prefix="OpenclUnsharpMask")

nabu/misc/tests/test_unsharp.py:61:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <nabu.misc.tests.test_unsharp.TestUnsharp object at 0x7f62be9990a0>
result = array([[ 82.38305 ,  82.57701 ,  82.776085, ..., 116.99998 , 
116.99998 ,
         116.99998 ],
        [ 82.23501 ,  82.....112217],
        [177.92279 , 177.92285 , 177.92336 , ...,  36.      ,  57.      ,
          57.      ]], dtype=float32)
method = 'log', data = None, error_msg_prefix = 'OpenclUnsharpMask'

     def check_result(self, result, method, data=None, 
error_msg_prefix=None):
         reference = self.get_reference_result(method, data=data)
         mae = np.max(np.abs(result - reference))
         err_msg = str(
             "%s: max error is too high with method=%s: %.2e > %.2e" % 
(error_msg_prefix or "", method, mae, self.tol)
         )
 >       assert mae < self.tol, err_msg
E       AssertionError: OpenclUnsharpMask: max error is too high with 
method=log: 2.33e+02 > 1.00e-04
E       assert 232.60403 < 0.0001
E        +  where 0.0001 = <nabu.misc.tests.test_unsharp.TestUnsharp 
object at 0x7f62be9990a0>.tol

nabu/misc/tests/test_unsharp.py:47: AssertionError