Switch to numpy-minmax for max abs calculations

audiomentations/core/utils.py

@@ -1,10 +1,11 @@
+import math
 import os
 from functools import lru_cache
 from pathlib import Path
 from typing import List, Union, Tuple
 
-import math
 import numpy as np
+import numpy_minmax
 import numpy_rms
 from numpy.typing import NDArray
 
@@ -213,7 +214,6 @@ def get_crossfade_mask_pair(
 
 
 def get_max_abs_amplitude(samples: NDArray):
-    min_amplitude = np.amin(samples)
-    max_amplitude = np.amax(samples)
+    min_amplitude, max_amplitude = numpy_minmax.minmax(samples)
     max_abs_amplitude = max(abs(min_amplitude), abs(max_amplitude))
     return max_abs_amplitude

requirements.txt

@@ -8,6 +8,7 @@ librosa==0.10.0.post2
 matplotlib>=3.0.0,<4
 numba==0.57.0
 numpy==1.23.0
+numpy-minmax>=0.3.0,<1
 numpy-rms>=0.4.2,<1
 pydub==0.23.1
 pyloudnorm==0.1.0

setup.py

@@ -38,6 +38,7 @@ def find_version(*file_paths):
     packages=find_packages(exclude=["demo", "tests"]),
     install_requires=[
         "numpy>=1.21.0,<2",
+        "numpy-minmax>=0.3.0,<1",
         "numpy-rms>=0.4.2,<1",
         "librosa>=0.8.0,!=0.10.0,<0.11.0",
         "scipy>=1.4,<1.13",