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audio2waveform-animation

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marquesafonso commited on Mar 21

Commit

80a9f21

verified ·

1 Parent(s): 5f81a87

retry fps issue

Files changed (1) hide show

app.py CHANGED Viewed

@@ -9,7 +9,7 @@ import tempfile
 def extract_waveform_animation(audio_file, window_seconds=5):
     y, sr = librosa.load(audio_file, sr=None)
     duration = librosa.get_duration(y=y, sr=sr)
-    FPS = 1
     fig, ax = plt.subplots()
     line, = ax.plot([], [], lw=2)
     window_length = int(window_seconds * sr / FPS)
@@ -27,7 +27,7 @@ def extract_waveform_animation(audio_file, window_seconds=5):
     def update(frame):
         # Get current window
-        start = frame * sr
         end = start + window_length
         window = y[start:end]

 def extract_waveform_animation(audio_file, window_seconds=5):
     y, sr = librosa.load(audio_file, sr=None)
     duration = librosa.get_duration(y=y, sr=sr)
+    FPS = 2
     fig, ax = plt.subplots()
     line, = ax.plot([], [], lw=2)
     window_length = int(window_seconds * sr / FPS)
     def update(frame):
         # Get current window
+        start = frame * sr // FPS
         end = start + window_length
         window = y[start:end]