Merge 54581e9 into b23f8aa

.travis.yml

@@ -39,6 +39,7 @@ before_install:
       fi
     - conda install -c conda-forge ffmpeg
     - conda install -c conda-forge sox
+    - sudo apt-get install libsndfile1
     - pip install python-coveralls
     - pip install pytest-faulthandler
     - pip install pytest-cov

scaper/core.py

@@ -1,4 +1,5 @@
 import sox
+import soundfile
 import os
 import warnings
 import jams
@@ -1314,7 +1315,7 @@ def _instantiate_event(self, event, isbackground=False,
             used_source_files.append(source_file)
 
         # Get the duration of the source audio file
-        source_duration = sox.file_info.duration(source_file)
+        source_duration = soundfile.info(source_file).duration
 
         # If this is a background event, the event duration is the 
         # duration of the soundscape.
@@ -1715,7 +1716,7 @@ def _generate_audio(self, audio_path, ann, reverb=None,
                         # statement can be removed from the calculation of
                         # ntiles.
                         source_duration = (
-                            sox.file_info.duration(e.value['source_file']))
+                            soundfile.info(e.value['source_file']).duration)
                         ntiles = int(
                             max(self.duration // source_duration + 1, 2))
 
@@ -1798,8 +1799,8 @@ def _generate_audio(self, audio_path, ann, reverb=None,
                                       tmpfiles_internal[-1].name)
                             # if time stretched get actual new duration
                             if e.value['time_stretch'] is not None:
-                                fg_stretched_duration = sox.file_info.duration(
-                                    tmpfiles_internal[-1].name)
+                                fg_stretched_duration = soundfile.info(
+                                    tmpfiles_internal[-1].name).duration
 
                             # NOW compute LUFS
                             fg_lufs = get_integrated_lufs(

setup.py

@@ -39,7 +39,7 @@
         'sox>=1.3.3',
         'jams>=0.3.2',
         'numpy>=1.13.3',
-        'pysoundfile'
+        'soundfile'
     ],
     extras_require={
         'docs': [

tests/profile_results.csv

@@ -1,2 +1,3 @@
 time_of_run,scaper_version,python_version,system,machine,processor,n_cpu,n_workers,memory,n_soundscapes,execution_time,git_commit_hash
 2020-07-17 14:13:46.982171,1.3.8,3.7.7,Darwin,x86_64,i386,8,1,16.0 GB,100,149.7468,e0c08d4f6eb10bc0b337a9d47f86b3b110ed0836
+2020-07-17 14:59:33.707885,1.3.8,3.7.7,Darwin,x86_64,i386,8,1,16.0 GB,100,135.1724,c780d270b0ea0c691e1cc1dbf725d1c4b35e5299

tests/test_core.py

@@ -951,7 +951,7 @@ def test_scaper_instantiate_event():
     instantiated_event = sc._instantiate_event(
         fg_event10, disable_instantiation_warnings=True)
     assert instantiated_event.source_time == 0
-    assert instantiated_event.event_duration == 0.806236
+    assert np.allclose(instantiated_event.event_duration, 0.806236, atol=1e-5)
 
     # repeated label when not allowed throws error
     sc = scaper.Scaper(10.0, fg_path=FG_PATH, bg_path=BG_PATH)