Update app.py

app.py

@@ -1,44 +1,29 @@
-from pydub import AudioSegment
-from pydub.playback import _play_with_simpleaudio as play_sound
-import audio_effects as ae
 import streamlit as st
-import noisereduce as nr
-import soundfile as sf
+from pydub import AudioSegment
 import io
-import numpy as np
 
 # Define a Streamlit app
-st.title("Audio Processing App")
+st.title("Audio Speed Reduction App")
 
 # Upload the input audio file
-uploaded_audio = st.file_uploader("Upload an audio file", type=["mp3", "wav"])
+uploaded_audio = st.file_uploader("Upload an audio file", type=["mp3", "wav", "ogg", "flac", "wma", "m4a"])
 
 if uploaded_audio is not None:
     audio_bytes = uploaded_audio.read()
 
-    # Convert audio file to numpy array
-    audio, sample_rate = sf.read(io.BytesIO(audio_bytes))
-
-    # Apply noise reduction
-    st.write("Applying noise reduction...")
-    reduced_audio_data = nr.reduce_noise(y=audio, sr=sample_rate)
+    # Convert audio file to AudioSegment
+    audio = AudioSegment.from_file(io.BytesIO(audio_bytes))
 
-    # Create an AudioSegment from the reduced audio data
-    reduced_audio = AudioSegment(
-        reduced_audio_data.tobytes(),
-        frame_rate=sample_rate,
-        sample_width=reduced_audio_data.dtype.itemsize,
-        channels=1
-    )
-
-    # Slow down the audio using the speed_down function from audio_effects
+    # Slow down the audio by changing the playback speed
     st.write("Slowing down audio...")
-    speed_change_ratio = 0.7
-    slowed_audio = ae.speed_down(reduced_audio, speed_change_ratio)
+    slowed_audio = audio.speedup(playback_speed=0.5)
+
+    # Convert the slowed audio to bytes
+    slowed_audio_bytes = slowed_audio.export(format="wav").read()
 
-    # Play the slowed down audio
-    play_sound(slowed_audio)
+    # Provide a link to download the processed audio
+    st.audio(slowed_audio_bytes, format="audio/wav")
 
 # Run the Streamlit app
 if __name__ == "__main__":
-    st.write("Upload an audio file to process.")
+    st.write("Upload an audio file to apply speed reduction.")