# Copyright 2021 Huawei Technologies Co., Ltd # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # ============================================================================== import numpy as np import pytest import mindspore.dataset as ds import mindspore.dataset.audio.transforms as audio from mindspore import log as logger from mindspore.dataset.audio.utils import Modulation, Interpolation def count_unequal_element(data_expected, data_me, rtol, atol): assert data_expected.shape == data_me.shape total_count = len(data_expected.flatten()) error = np.abs(data_expected - data_me) greater = np.greater(error, atol + np.abs(data_expected) * rtol) loss_count = np.count_nonzero(greater) assert (loss_count / total_count) < rtol, "\ndata_expected_std:{0}\ndata_me_error:{1}\nloss:{2}".format( data_expected[greater], data_me[greater], error[greater]) def test_flanger_eager_sinusoidal_linear_float64(): """ mindspore eager mode normal testcase:flanger op""" # Original waveform waveform = np.array([[0.1, 0.2, 0.3], [0.4, 0.5, 0.6]], dtype=np.float64) # Expect waveform expect_waveform = np.array([[0.10000000000, 0.19999999536, 0.29999998145], [0.23391812865, 0.29239766081, 0.35087719298]], dtype=np.float64) flanger_op = audio.Flanger(44100, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR) # Filtered waveform by flanger output = flanger_op(waveform) count_unequal_element(expect_waveform, output, 0.0001, 0.0001) def test_flanger_eager_triangular_linear_float32(): """ mindspore eager mode normal testcase:flanger op""" # Original waveform waveform = np.array([[-1.2, 2, -3.6], [1, 2.4, 3.7]], dtype=np.float32) # Expect waveform expect_waveform = np.array([[-1.0000000000, 1.0000000000, -1.0000000000], [0.58479529619, 1.0000000000, 1.0000000000]], dtype=np.float32) flanger_op = audio.Flanger(44100, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.TRIANGULAR, Interpolation.LINEAR) # Filtered waveform by flanger output = flanger_op(waveform) count_unequal_element(expect_waveform, output, 0.0001, 0.0001) def test_flanger_eager_triangular_linear_int(): """ mindspore eager mode normal testcase:flanger op""" # Original waveform waveform = np.array([[-2, -3, 0], [2, 2, 3]], dtype=np.int) # Expect waveform expect_waveform = np.array([[-1, -1, 0], [1, 1, 1]], dtype=np.int) flanger_op = audio.Flanger(44100, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.TRIANGULAR, Interpolation.LINEAR) # Filtered waveform by flanger output = flanger_op(waveform) count_unequal_element(expect_waveform, output, 0.0001, 0.0001) def test_flanger_shape_221(): """ mindspore eager mode normal testcase:flanger op""" # Original waveform waveform = np.array([[[1], [1.1]], [[0.9], [0.6]]], dtype=np.float64) # Expect waveform expect_waveform = np.array([[[1.00000000], [0.64327485]], [[0.90000000], [0.35087719]]], dtype=np.float64) flanger_op = audio.Flanger(44100) # Filtered waveform by flanger output = flanger_op(waveform) count_unequal_element(expect_waveform, output, 0.0001, 0.0001) def test_flanger_shape_11211(): """ mindspore eager mode normal testcase:flanger op""" # Original waveform waveform = np.array([[[[[0.44]], [[0.55]]]]], dtype=np.float64) # Expect waveform expect_waveform = np.array([[[[[0.44000000]], [[0.55000000]]]]], dtype=np.float64) flanger_op = audio.Flanger(44100) # Filtered waveform by flanger output = flanger_op(waveform) count_unequal_element(expect_waveform, output, 0.0001, 0.0001) def test_flanger_pipeline(): """ mindspore pipeline mode normal testcase:flanger op""" # Original waveform waveform = np.array([[[1.1, 1.2, 1.3], [1.4, 1.5, 1.6]]], dtype=np.float64) # Expect waveform expect_waveform = np.array([[[1.00000000000, 1.00000000000, 1.00000000000], [0.81871345029, 0.87719298245, 0.93567251461]]], dtype=np.float64) data = (waveform, np.random.sample((1, 2, 1))) dataset = ds.NumpySlicesDataset(data, ["channel", "sample"], shuffle=False) flanger_op = audio.Flanger(44100) # Filtered waveform by flanger dataset = dataset.map( input_columns=["channel"], operations=flanger_op, num_parallel_workers=1) i = 0 for item in dataset.create_dict_iterator(num_epochs=1, output_numpy=True): count_unequal_element(expect_waveform[i, :], item['channel'], 0.0001, 0.0001) i += 1 def test_invalid_flanger_input(): def test_invalid_input(test_name, sample_rate, delay, depth, regen, width, speed, phase, modulation, interpolation, error, error_msg): logger.info("Test Flanger with bad input: {0}".format(test_name)) with pytest.raises(error) as error_info: audio.Flanger(sample_rate, delay, depth, regen, width, speed, phase, modulation, interpolation) assert error_msg in str(error_info.value) test_invalid_input("invalid sample_rate parameter value", 0, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input sample_rate is not within the required interval of [-2147483648, 0) and (0, 2147483647].") test_invalid_input("invalid sample_rate parameter type as a float", 44100.5, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument sample_rate with value 44100.5 is not of " "type [], but got .") test_invalid_input("invalid sample_rate parameter type as a String", "44100", 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument sample_rate with value 44100 is not of " "type [], but got .") test_invalid_input("invalid delay parameter type as a String", 44100, "0.0", 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument delay with value 0.0 is not of type [, ]," " but got .") test_invalid_input("invalid delay parameter value", 44100, 50, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input delay is not within the required interval of [0, 30].") test_invalid_input("invalid depth parameter type as a String", 44100, 0.0, "2.0", 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument depth with value 2.0 is not of type [, ]," " but got .") test_invalid_input("invalid depth parameter value", 44100, 0.0, 50.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input depth is not within the required interval of [0, 10].") test_invalid_input("invalid regen parameter type as a String", 44100, 0.0, 2.0, "0.0", 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument regen with value 0.0 is not of type [, ]," " but got .") test_invalid_input("invalid regen parameter value", 44100, 0.0, 2.0, 100.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input regen is not within the required interval of [-95, 95].") test_invalid_input("invalid width parameter type as a String", 44100, 0.0, 2.0, 0.0, "71.0", 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument width with value 71.0 is not of type [, ]," " but got .") test_invalid_input("invalid width parameter value", 44100, 0.0, 2.0, 0.0, 150.0, 0.5, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input width is not within the required interval of [0, 100].") test_invalid_input("invalid speed parameter type as a String", 44100, 0.0, 2.0, 0.0, 71.0, "0.5", 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument speed with value 0.5 is not of type [, ]," " but got .") test_invalid_input("invalid speed parameter value", 44100, 0.0, 2.0, 0.0, 71.0, 50, 25.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input speed is not within the required interval of [0.1, 10].") test_invalid_input("invalid phase parameter type as a String", 44100, 0.0, 2.0, 0.0, 71.0, 0.5, "25.0", Modulation.SINUSOIDAL, Interpolation.LINEAR, TypeError, "Argument phase with value 25.0 is not of type [, ]," " but got .") test_invalid_input("invalid phase parameter value", 44100, 0.0, 2.0, 0.0, 71.0, 0.5, 150.0, Modulation.SINUSOIDAL, Interpolation.LINEAR, ValueError, "Input phase is not within the required interval of [0, 100].") test_invalid_input("invalid modulation parameter value", 44100, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, "test", Interpolation.LINEAR, TypeError, "Argument modulation with value test is not of type [], " "but got .") test_invalid_input("invalid modulation parameter value", 44100, 0.0, 2.0, 0.0, 71.0, 0.5, 25.0, Modulation.SINUSOIDAL, "test", TypeError, "Argument interpolation with value test is not of type [], " "but got .") if __name__ == '__main__': test_flanger_eager_sinusoidal_linear_float64() test_flanger_eager_triangular_linear_float32() test_flanger_eager_triangular_linear_int() test_flanger_shape_221() test_flanger_shape_11211() test_flanger_pipeline() test_invalid_flanger_input()