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import numpy as np | |
import soundfile as sf | |
import gradio as gr | |
def binauralize(audio_file, simulate_rotation, rotation_speed): | |
""" | |
Simulate a binaural (stereo) effect by applying a dynamic panning effect | |
to an input audio file. No HRIR files are required. | |
Parameters: | |
audio_file (str): Path to input audio file (mono or stereo). | |
simulate_rotation (bool): If True, apply a dynamic rotation (panning) effect. | |
rotation_speed (float): Speed of the rotation effect (in Hz). | |
Returns: | |
output_file (str): Path to the output stereo audio file. | |
status (str): Status message. | |
""" | |
try: | |
# Load input audio file | |
audio, sr = sf.read(audio_file) | |
except Exception as e: | |
return None, f"Error reading input audio file: {e}" | |
# If the audio is stereo, convert to mono by averaging channels | |
if audio.ndim > 1: | |
audio = np.mean(audio, axis=1) | |
# Create a time vector for the audio length | |
t = np.arange(len(audio)) / sr | |
if simulate_rotation: | |
# Compute a time-varying angle for a full cycle (2π) at the desired rotation speed. | |
angle = 2 * np.pi * rotation_speed * t | |
# Constant power panning: left uses cosine, right uses sine. | |
left = np.cos(angle) * audio | |
right = np.sin(angle) * audio | |
else: | |
# If rotation is not enabled, duplicate the audio to both channels. | |
left = audio | |
right = audio | |
# Combine the channels into a stereo signal. | |
binaural_audio = np.stack((left, right), axis=-1) | |
# Normalize to prevent clipping. | |
max_val = np.max(np.abs(binaural_audio)) | |
if max_val > 0: | |
binaural_audio = binaural_audio / max_val | |
# Save the output to a WAV file. | |
output_file = "output_binaural.wav" | |
try: | |
sf.write(output_file, binaural_audio, sr) | |
except Exception as e: | |
return None, f"Error writing output audio file: {e}" | |
return output_file, "Binaural conversion complete!" | |
# Create an enhanced UI using Gradio Blocks and Tabs. | |
with gr.Blocks(title="SonicOrbit", css=""" | |
/* Custom CSS to enhance spacing and font styling */ | |
.title { font-size: 2.5em; font-weight: bold; text-align: center; margin-bottom: 0.5em; } | |
.subtitle { font-size: 1.2em; text-align: center; margin-bottom: 1em; } | |
.footer { text-align: center; font-size: 0.9em; margin-top: 2em; color: #555; } | |
""") as demo: | |
gr.Markdown("<div class='title'>SonicOrbit</div>") | |
gr.Markdown("<div class='subtitle'>Binaural 360 Audio Converter with Dynamic Rotation</div>") | |
with gr.Tabs(): | |
with gr.Tab("Converter"): | |
with gr.Row(): | |
input_audio = gr.Audio(type="filepath", label="Upload Audio (Mono or Stereo)") | |
with gr.Row(): | |
simulate_rotation = gr.Checkbox(label="Simulate Rotation", value=True) | |
rotation_speed = gr.Slider(0.01, 1.0, value=0.1, step=0.01, label="Rotation Speed (Hz)") | |
convert_button = gr.Button("Convert Audio") | |
with gr.Row(): | |
output_audio = gr.Audio(type="filepath", label="Binaural Audio Output") | |
status_text = gr.Textbox(label="Status", interactive=False) | |
convert_button.click( | |
fn=binauralize, | |
inputs=[input_audio, simulate_rotation, rotation_speed], | |
outputs=[output_audio, status_text] | |
) | |
with gr.Tab("Instructions"): | |
gr.Markdown(""" | |
### How to Use SonicOrbit | |
1. **Upload Audio:** | |
Upload a mono or stereo audio file. If you upload a stereo file, it will be converted to mono by averaging the channels. | |
2. **Simulate Rotation:** | |
Enable this option to apply a dynamic panning effect that simulates a rotating sound source. | |
3. **Rotation Speed:** | |
Adjust the slider to set the speed of the rotation effect (in Hertz). A higher value rotates the audio field faster. | |
4. **Convert Audio:** | |
Click the **Convert Audio** button to process your audio file. The output is a binaural (stereo) audio file with the simulated 360° effect. | |
Enjoy your immersive 3D audio experience! | |
""") | |
gr.Markdown(""" | |
<div class='footer'> | |
© 2025 SonicOrbit. All rights reserved. | |
<br> | |
Created with ❤️ by <a href="https://bilsimaging.com" target="_blank" style="color: #88aaff;">bilsimaging.com</a> | |
and this <a href="https://visitorbadge.io/status?path=https%3A%2F%2Fhuggingface.co%2Fspaces%2FBils%2FSonicOrbit" target="_blank"> | |
<img src="https://api.visitorbadge.io/api/visitors?path=https%3A%2F%2Fhuggingface.co%2Fspaces%2FBils%2FSonicOrbit&countColor=%23263759" alt="visitor badge" /></a> | |
</div> | |
""") | |
if __name__ == "__main__": | |
demo.launch() | |