dd some defensive code if audio file cannot be read - issue #42

audiolib.py

@@ -41,6 +41,7 @@ def audioread(path, norm=False, start=0, stop=None, target_level=-25):
         audio, sample_rate = sf.read(path, start=start, stop=stop)
     except RuntimeError:  # fix for sph pcm-embedded shortened v2
         print('WARNING: Audio type not supported')
+        return (None, None)
 
     if len(audio.shape) == 1:  # mono
         if norm:

noisyspeech_synthesizer_singleprocess.py

@@ -6,6 +6,7 @@
 # speech sourcefile once, as it does not randomly sample from these files
 
 import os
+import sys
 import glob
 import argparse
 import ast
@@ -80,6 +81,9 @@ def build_audio(is_clean, params, index, audio_samples_length=-1):
 
         idx = (idx + 1) % np.size(source_files)
         input_audio, fs_input = audioread(source_files[idx])
+        if input_audio is None:
+            sys.stderr.write("WARNING: Cannot read file: %s\n" % source_files[idx])
+            continue
         if fs_input != fs_output:
             input_audio = librosa.resample(input_audio, fs_input, fs_output)