initial push

app.py

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+import os
+import gradio as gr
+from scipy.io.wavfile import write
+import subprocess
+
+from audio_separator import Separator  # Ensure this is correctly implemented
+
+def inference(audio):
+    os.makedirs("out", exist_ok=True)
+    audio_path = 'test.wav'
+    write(audio_path, audio[0], audio[1])
+
+    try:
+        # Using subprocess.run for better control
+        command = f"python3 -m demucs.separate -n htdemucs_6s -d cpu {audio_path} -o out"
+        process = subprocess.run(command, shell=True, check=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        print("Demucs script output:", process.stdout.decode())
+    except subprocess.CalledProcessError as e:
+        print("Error in Demucs script:", e.stderr.decode())
+        return None
+
+    try:
+        # Separating the stems using your custom separator
+        separator = Separator("./out/htdemucs_6s/test/vocals.wav", model_name='UVR_MDXNET_KARA_2', use_cuda=False, output_format='mp3')
+        primary_stem_path, secondary_stem_path = separator.separate()
+    except Exception as e:
+        print("Error in custom separation:", str(e))
+        return None
+
+    # Collecting all file paths
+    files = [f"./out/htdemucs_6s/test/{stem}.wav" for stem in ["vocals", "bass", "drums", "other", "piano", "guitar"]]
+    files.extend([secondary_stem_path,primary_stem_path ])
+
+    # Check if files exist
+    existing_files = [file for file in files if os.path.isfile(file)]
+    if not existing_files:
+        print("No files were created.")
+        return None
+
+    return existing_files
+
+# Gradio Interface
+title = "Source Separation Demo"
+description = "Music Source Separation in the Waveform Domain. To use it, simply upload your audio."
+gr.Interface(
+    inference, 
+    gr.components.Audio(type="numpy", label="Input"), 
+    [gr.components.Audio(type="filepath", label=stem) for stem in ["Full Vocals","Bass", "Drums", "Other", "Piano", "Guitar", "Lead Vocals", "Chorus" ]],
+    title=title,
+    description=description,
+).launch()

package.txt

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+ffmpeg

requirements.txt

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+git+https://github.com/facebookresearch/demucs#egg=demucs
+scipy
+diffq
+audio-separator