Update app.py
Browse files
app.py
CHANGED
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@@ -1,189 +1,655 @@
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import gradio as gr
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import requests
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import json
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}
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#
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for
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if
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def
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"""Create
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return f
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</div>
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<div
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<button onclick="playMusic()"
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</button>
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<button onclick="stopMusic()" style="background: #f44336; color: white; border: none; padding: 12px 24px; border-radius: 4px; font-size: 16px; margin: 5px; cursor: pointer;">
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βΉοΈ Stop
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</button>
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</div>
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<div id="status"
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<div
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<
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2. Allow audio permissions if prompted<br>
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3. Enjoy your generated music!<br>
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4. Click βΉοΈ Stop to stop playback
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</div>
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</div>
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<script src="https://unpkg.com/@strudel/core"></script>
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<script src="https://unpkg.com/@strudel/webaudio"></script>
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<script>
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let isPlaying = false;
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let currentPattern = null;
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}}
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try {{
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//
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const
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if (
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}}
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// Simple
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const
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//
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const
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if (code.includes('d')) frequency = 293.66; // D4
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if (code.includes('e')) frequency = 329.63; // E4
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if (code.includes('f')) frequency = 349.23; // F4
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if (code.includes('g')) frequency = 392.00; // G4
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gainNode.gain.exponentialRampToValueAtTime(0.01, audioContext.currentTime + 3);
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oscillator.stop(audioContext.currentTime + 3);
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status.innerHTML = "π΅ Playing...";
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}} catch (error) {{
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console.error('
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function
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if (
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}}
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currentPattern = null;
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}}
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isPlaying = false;
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</script>
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def
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"""
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if not
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return "Please enter a description
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# Generate Strudel code
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strudel_code = generate_strudel_code(user_input)
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gr.Markdown("# π΅ Simple Text to Music")
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gr.Markdown("Describe music and get a playable result!")
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with gr.Row():
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user_input = gr.Textbox(
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label="What music do you want?",
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placeholder="Try: 'drum beat', 'piano melody', 'bass line', 'ambient sounds'",
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lines=2
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)
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with gr.
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ex2.click(lambda: ["piano melody", process_text_input("piano melody")], outputs=[user_input, output_html])
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ex3.click(lambda: ["bass line", process_text_input("bass line")], outputs=[user_input, output_html])
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ex4.click(lambda: ["ambient sounds", process_text_input("ambient sounds")], outputs=[user_input, output_html])
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if __name__ == "__main__":
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import gradio as gr
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import requests
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import json
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import tempfile
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import os
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from typing import Optional
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import random
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# Free Hugging Face LLM model for text generation
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MODEL_NAME = "microsoft/DialoGPT-medium"
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HF_API_URL = f"https://api-inference.huggingface.co/models/{MODEL_NAME}"
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def generate_strudel_code(music_style: str, api_token: Optional[str] = None) -> str:
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"""Generate Strudel code using expanded pattern library and optional LLM"""
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# Expanded Strudel examples with more variety
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strudel_examples = {
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"jazz": [
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'note("c3 eb3 g3 bb3").slow(2).gain(0.8)',
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'note("f3 a3 c4 e4").slow(3).lpf(800)',
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'note("bb2 d3 f3 a3").slow(2.5).room(0.3)'
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],
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"techno": [
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's("bd hh").fast(2).gain(0.9)',
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's("bd*2 ~ bd ~").stack(s("~ hh*4")).lpf(2000)',
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's("bd ~ ~ bd").stack(s("hh*8")).distort(0.1)'
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],
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"ambient": [
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'note("c4 d4 e4 f4").slow(4).lpf(400).room(0.8)',
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'note("g3 bb3 d4 f4").slow(6).gain(0.6).delay(0.3)',
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'sine(200).slow(8).lpf(300).room(0.9)'
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],
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"drum and bass": [
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's("bd*2 [~ sn] bd sn").fast(4)',
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's("bd ~ bd sn").fast(3).stack(s("hh*16").gain(0.3))',
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's("bd*2 ~ sn ~").fast(4).lpf(1200)'
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],
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"house": [
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's("bd ~ ~ ~ bd ~ ~ ~").stack(s("~ hh ~ hh"))',
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| 40 |
+
's("bd*2 ~ ~ bd ~ ~ ~").stack(s("hh*4")).lpf(800)',
|
| 41 |
+
's("bd ~ bd ~").stack(s("~ hh*2")).gain(0.8)'
|
| 42 |
+
],
|
| 43 |
+
"classical": [
|
| 44 |
+
'note("c4 d4 e4 f4 g4 a4 b4 c5").slow(8)',
|
| 45 |
+
'note("g3 b3 d4 g4").slow(4).stack(note("d2 g2").slow(2))',
|
| 46 |
+
'note("c4 e4 g4 c5").slow(6).gain(0.7)'
|
| 47 |
+
],
|
| 48 |
+
"hip hop": [
|
| 49 |
+
's("bd sn bd sn").stack(s("hh*8"))',
|
| 50 |
+
's("bd*2 ~ sn ~").stack(s("hh ~ hh ~")).slow(0.8)',
|
| 51 |
+
's("bd ~ sn bd").stack(s("hh*4")).lpf(1000)'
|
| 52 |
+
],
|
| 53 |
+
"rock": [
|
| 54 |
+
's("bd ~ sn ~").stack(note("e2 ~ g2 ~"))',
|
| 55 |
+
's("bd bd sn ~").stack(note("a2 c3 e3").slow(2))',
|
| 56 |
+
's("bd ~ sn bd").stack(note("e2 g2").slow(1.5))'
|
| 57 |
+
],
|
| 58 |
+
"blues": [
|
| 59 |
+
'note("c3 eb3 f3 g3 bb3").slow(3)',
|
| 60 |
+
'note("e2 a2 b2 e3").slow(4).gain(0.8)',
|
| 61 |
+
'note("g2 bb2 d3 f3").slow(3.5).room(0.2)'
|
| 62 |
+
],
|
| 63 |
+
"reggae": [
|
| 64 |
+
's("~ bd ~ sn").slow(2)',
|
| 65 |
+
's("~ bd*2 ~ sn").stack(s("hh ~ hh ~")).slow(1.5)',
|
| 66 |
+
's("~ bd ~ sn ~").slow(2.5).gain(0.7)'
|
| 67 |
+
],
|
| 68 |
+
"electronic": [
|
| 69 |
+
'square(220).slow(4).lpf(800)',
|
| 70 |
+
's("bd*4").stack(sawtooth(110).slow(2))',
|
| 71 |
+
'sine(440).fast(2).lpf(1000).delay(0.2)'
|
| 72 |
+
],
|
| 73 |
+
"minimal": [
|
| 74 |
+
's("bd ~ ~ ~").slow(2)',
|
| 75 |
+
'note("c4").slow(8).gain(0.5)',
|
| 76 |
+
's("~ ~ bd ~").stack(sine(200).slow(16))'
|
| 77 |
+
],
|
| 78 |
+
"funk": [
|
| 79 |
+
's("bd ~ sn bd").stack(note("e2 ~ a2 ~"))',
|
| 80 |
+
's("bd*2 sn ~ bd").fast(1.2).stack(s("hh*8"))',
|
| 81 |
+
'note("a2 c3 e3").slow(2).stack(s("bd sn"))'
|
| 82 |
+
]
|
| 83 |
}
|
| 84 |
|
| 85 |
+
# Find matching style
|
| 86 |
+
best_match = None
|
| 87 |
+
for style, patterns in strudel_examples.items():
|
| 88 |
+
if style.lower() in music_style.lower():
|
| 89 |
+
best_match = random.choice(patterns)
|
| 90 |
+
break
|
| 91 |
+
|
| 92 |
+
# If no direct match, try partial matches
|
| 93 |
+
if not best_match:
|
| 94 |
+
for style, patterns in strudel_examples.items():
|
| 95 |
+
if any(word in music_style.lower() for word in style.split()):
|
| 96 |
+
best_match = random.choice(patterns)
|
| 97 |
+
break
|
| 98 |
|
| 99 |
+
# Try API generation if token provided and no pattern match
|
| 100 |
+
if not best_match and api_token:
|
| 101 |
+
try:
|
| 102 |
+
headers = {
|
| 103 |
+
"Authorization": f"Bearer {api_token}",
|
| 104 |
+
"Content-Type": "application/json"
|
| 105 |
+
}
|
| 106 |
+
|
| 107 |
+
prompt = f"Create Strudel live coding music pattern for {music_style}. Use functions: note(), s(), sound(), sine(), square(), sawtooth(), slow(), fast(), stack(), lpf(), gain(), room(), delay(). Example: s('bd hh').fast(2)"
|
| 108 |
+
|
| 109 |
+
payload = {
|
| 110 |
+
"inputs": prompt,
|
| 111 |
+
"parameters": {
|
| 112 |
+
"max_length": 80,
|
| 113 |
+
"temperature": 0.8,
|
| 114 |
+
"return_full_text": False,
|
| 115 |
+
"num_return_sequences": 1
|
| 116 |
+
}
|
| 117 |
+
}
|
| 118 |
+
|
| 119 |
+
response = requests.post(HF_API_URL, headers=headers, json=payload, timeout=15)
|
| 120 |
+
if response.status_code == 200:
|
| 121 |
+
result = response.json()
|
| 122 |
+
if isinstance(result, list) and len(result) > 0:
|
| 123 |
+
generated_text = result[0].get('generated_text', '').strip()
|
| 124 |
+
# Validate that it contains Strudel functions
|
| 125 |
+
if generated_text and any(func in generated_text for func in
|
| 126 |
+
['note(', 's(', 'sound(', 'sine(', 'square(', 'sawtooth(']):
|
| 127 |
+
return generated_text
|
| 128 |
+
except Exception as e:
|
| 129 |
+
print(f"API Error: {e}")
|
| 130 |
+
|
| 131 |
+
# Return best match or default
|
| 132 |
+
return best_match or 'note("c4 d4 e4 f4").slow(2).gain(0.7)'
|
| 133 |
|
| 134 |
+
def create_strudel_html(strudel_code: str) -> str:
|
| 135 |
+
"""Create simplified HTML with Strudel player that works better in HF Spaces"""
|
| 136 |
+
return f"""
|
| 137 |
+
<!DOCTYPE html>
|
| 138 |
+
<html lang="en">
|
| 139 |
+
<head>
|
| 140 |
+
<meta charset="UTF-8">
|
| 141 |
+
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
| 142 |
+
<title>Strudel Music Player</title>
|
| 143 |
+
<script src="https://unpkg.com/tone@latest/build/Tone.js"></script>
|
| 144 |
+
<style>
|
| 145 |
+
* {{
|
| 146 |
+
box-sizing: border-box;
|
| 147 |
+
margin: 0;
|
| 148 |
+
padding: 0;
|
| 149 |
+
}}
|
| 150 |
+
|
| 151 |
+
body {{
|
| 152 |
+
font-family: 'Courier New', Arial, sans-serif;
|
| 153 |
+
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
|
| 154 |
+
color: white;
|
| 155 |
+
min-height: 100vh;
|
| 156 |
+
display: flex;
|
| 157 |
+
flex-direction: column;
|
| 158 |
+
align-items: center;
|
| 159 |
+
justify-content: center;
|
| 160 |
+
padding: 20px;
|
| 161 |
+
}}
|
| 162 |
+
|
| 163 |
+
.container {{
|
| 164 |
+
background: rgba(0, 0, 0, 0.3);
|
| 165 |
+
backdrop-filter: blur(10px);
|
| 166 |
+
border-radius: 15px;
|
| 167 |
+
padding: 30px;
|
| 168 |
+
max-width: 600px;
|
| 169 |
+
width: 100%;
|
| 170 |
+
text-align: center;
|
| 171 |
+
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
|
| 172 |
+
}}
|
| 173 |
+
|
| 174 |
+
h1 {{
|
| 175 |
+
margin-bottom: 20px;
|
| 176 |
+
font-size: 2.5em;
|
| 177 |
+
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
|
| 178 |
+
}}
|
| 179 |
+
|
| 180 |
+
.code-display {{
|
| 181 |
+
background: rgba(0, 0, 0, 0.6);
|
| 182 |
+
padding: 20px;
|
| 183 |
+
border-radius: 10px;
|
| 184 |
+
margin: 20px 0;
|
| 185 |
+
font-family: 'Courier New', monospace;
|
| 186 |
+
font-size: 16px;
|
| 187 |
+
border-left: 4px solid #4CAF50;
|
| 188 |
+
word-break: break-all;
|
| 189 |
+
text-align: left;
|
| 190 |
+
}}
|
| 191 |
+
|
| 192 |
+
.controls {{
|
| 193 |
+
margin: 30px 0;
|
| 194 |
+
display: flex;
|
| 195 |
+
gap: 15px;
|
| 196 |
+
justify-content: center;
|
| 197 |
+
flex-wrap: wrap;
|
| 198 |
+
}}
|
| 199 |
+
|
| 200 |
+
button {{
|
| 201 |
+
padding: 12px 24px;
|
| 202 |
+
font-size: 16px;
|
| 203 |
+
font-weight: bold;
|
| 204 |
+
background: linear-gradient(45deg, #4CAF50, #45a049);
|
| 205 |
+
color: white;
|
| 206 |
+
border: none;
|
| 207 |
+
border-radius: 25px;
|
| 208 |
+
cursor: pointer;
|
| 209 |
+
transition: all 0.3s ease;
|
| 210 |
+
box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
|
| 211 |
+
min-width: 100px;
|
| 212 |
+
}}
|
| 213 |
+
|
| 214 |
+
button:hover:not(:disabled) {{
|
| 215 |
+
transform: translateY(-2px);
|
| 216 |
+
box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
|
| 217 |
+
}}
|
| 218 |
+
|
| 219 |
+
button:disabled {{
|
| 220 |
+
background: #666;
|
| 221 |
+
cursor: not-allowed;
|
| 222 |
+
transform: none;
|
| 223 |
+
box-shadow: none;
|
| 224 |
+
}}
|
| 225 |
+
|
| 226 |
+
.status {{
|
| 227 |
+
font-size: 18px;
|
| 228 |
+
font-weight: bold;
|
| 229 |
+
margin: 20px 0;
|
| 230 |
+
padding: 10px;
|
| 231 |
+
border-radius: 5px;
|
| 232 |
+
transition: all 0.3s ease;
|
| 233 |
+
}}
|
| 234 |
+
|
| 235 |
+
.playing {{
|
| 236 |
+
background: rgba(76, 175, 80, 0.2);
|
| 237 |
+
color: #4CAF50;
|
| 238 |
+
}}
|
| 239 |
+
|
| 240 |
+
.stopped {{
|
| 241 |
+
background: rgba(244, 67, 54, 0.2);
|
| 242 |
+
color: #f44336;
|
| 243 |
+
}}
|
| 244 |
+
|
| 245 |
+
.info {{
|
| 246 |
+
margin-top: 20px;
|
| 247 |
+
font-size: 14px;
|
| 248 |
+
opacity: 0.8;
|
| 249 |
+
line-height: 1.5;
|
| 250 |
+
}}
|
| 251 |
+
|
| 252 |
+
.error {{
|
| 253 |
+
background: rgba(244, 67, 54, 0.2);
|
| 254 |
+
color: #f44336;
|
| 255 |
+
padding: 10px;
|
| 256 |
+
border-radius: 5px;
|
| 257 |
+
margin: 10px 0;
|
| 258 |
+
}}
|
| 259 |
+
</style>
|
| 260 |
+
</head>
|
| 261 |
+
<body>
|
| 262 |
+
<div class="container">
|
| 263 |
+
<h1>π΅ Strudel Player</h1>
|
| 264 |
+
|
| 265 |
+
<div class="code-display">
|
| 266 |
+
<strong>Generated Pattern:</strong><br>
|
| 267 |
+
<code id="codeDisplay">{strudel_code}</code>
|
| 268 |
</div>
|
| 269 |
|
| 270 |
+
<div class="controls">
|
| 271 |
+
<button id="playBtn" onclick="playMusic()">βΆοΈ Play</button>
|
| 272 |
+
<button id="pauseBtn" onclick="pauseMusic()" disabled>βΈοΈ Pause</button>
|
| 273 |
+
<button id="stopBtn" onclick="stopMusic()" disabled>βΉοΈ Stop</button>
|
|
|
|
|
|
|
|
|
|
| 274 |
</div>
|
| 275 |
|
| 276 |
+
<div id="status" class="status stopped">Click Play to start audio</div>
|
| 277 |
|
| 278 |
+
<div class="info">
|
| 279 |
+
<p>π§ Use headphones for best experience</p>
|
| 280 |
+
<p>β‘ Powered by Web Audio API & Tone.js</p>
|
|
|
|
|
|
|
|
|
|
| 281 |
</div>
|
| 282 |
</div>
|
| 283 |
|
|
|
|
|
|
|
|
|
|
| 284 |
<script>
|
| 285 |
+
// Simple audio player using Tone.js as fallback
|
| 286 |
let isPlaying = false;
|
| 287 |
+
let audioContext = null;
|
| 288 |
let currentPattern = null;
|
| 289 |
|
| 290 |
+
// Initialize audio context on first user interaction
|
| 291 |
+
async function initAudio() {{
|
| 292 |
+
try {{
|
| 293 |
+
if (!audioContext) {{
|
| 294 |
+
await Tone.start();
|
| 295 |
+
audioContext = Tone.getContext();
|
| 296 |
+
updateStatus('Audio initialized - Ready to play', 'stopped');
|
| 297 |
+
}}
|
| 298 |
+
return true;
|
| 299 |
+
}} catch (error) {{
|
| 300 |
+
console.error('Audio initialization failed:', error);
|
| 301 |
+
updateStatus('Audio initialization failed: ' + error.message, 'error');
|
| 302 |
+
return false;
|
| 303 |
}}
|
| 304 |
+
}}
|
| 305 |
+
|
| 306 |
+
// Simple pattern interpreter (basic Strudel-inspired)
|
| 307 |
+
function interpretPattern(code) {{
|
| 308 |
try {{
|
| 309 |
+
// Very basic pattern parsing - in a real implementation you'd want full Strudel
|
| 310 |
+
const synth = new Tone.Synth().toDestination();
|
| 311 |
+
const player = new Tone.Player().toDestination();
|
| 312 |
|
| 313 |
+
// Simple note pattern recognition
|
| 314 |
+
const noteMatch = code.match(/note\\(["']([^"']+)["']\\)/);
|
| 315 |
+
if (noteMatch) {{
|
| 316 |
+
const notes = noteMatch[1].split(' ');
|
| 317 |
+
let time = 0;
|
| 318 |
+
const interval = 0.5; // Default timing
|
| 319 |
+
|
| 320 |
+
// Schedule notes
|
| 321 |
+
notes.forEach((note, index) => {{
|
| 322 |
+
if (note.trim()) {{
|
| 323 |
+
Tone.Transport.schedule((time) => {{
|
| 324 |
+
synth.triggerAttackRelease(note + '4', '8n', time);
|
| 325 |
+
}}, time);
|
| 326 |
+
time += interval;
|
| 327 |
+
}}
|
| 328 |
+
}});
|
| 329 |
+
|
| 330 |
+
return {{ duration: time, type: 'notes' }};
|
| 331 |
}}
|
| 332 |
|
| 333 |
+
// Simple drum pattern recognition
|
| 334 |
+
const drumMatch = code.match(/s\\(["']([^"']+)["']\\)/);
|
| 335 |
+
if (drumMatch) {{
|
| 336 |
+
// Simulate basic drum sounds with synth
|
| 337 |
+
const kicks = drumMatch[1].split(' ');
|
| 338 |
+
let time = 0;
|
| 339 |
+
const interval = 0.25;
|
| 340 |
+
|
| 341 |
+
kicks.forEach((drum, index) => {{
|
| 342 |
+
if (drum.includes('bd')) {{
|
| 343 |
+
Tone.Transport.schedule((time) => {{
|
| 344 |
+
synth.triggerAttackRelease('C2', '8n', time);
|
| 345 |
+
}}, time);
|
| 346 |
+
}} else if (drum.includes('sn')) {{
|
| 347 |
+
Tone.Transport.schedule((time) => {{
|
| 348 |
+
synth.triggerAttackRelease('E4', '16n', time);
|
| 349 |
+
}}, time);
|
| 350 |
+
}} else if (drum.includes('hh')) {{
|
| 351 |
+
Tone.Transport.schedule((time) => {{
|
| 352 |
+
synth.triggerAttackRelease('A5', '32n', time);
|
| 353 |
+
}}, time);
|
| 354 |
+
}}
|
| 355 |
+
time += interval;
|
| 356 |
+
}});
|
| 357 |
+
|
| 358 |
+
return {{ duration: time, type: 'drums' }};
|
| 359 |
+
}}
|
| 360 |
|
| 361 |
+
// Fallback - play a simple melody
|
| 362 |
+
const melody = ['C4', 'D4', 'E4', 'F4'];
|
| 363 |
+
melody.forEach((note, index) => {{
|
| 364 |
+
Tone.Transport.schedule((time) => {{
|
| 365 |
+
synth.triggerAttackRelease(note, '4n', time);
|
| 366 |
+
}}, index * 0.5);
|
| 367 |
+
}});
|
| 368 |
|
| 369 |
+
return {{ duration: 2, type: 'fallback' }};
|
|
|
|
|
|
|
|
|
|
|
|
|
| 370 |
|
| 371 |
+
}} catch (error) {{
|
| 372 |
+
console.error('Pattern interpretation error:', error);
|
| 373 |
+
updateStatus('Pattern error: ' + error.message, 'error');
|
| 374 |
+
return null;
|
| 375 |
+
}}
|
| 376 |
+
}}
|
| 377 |
+
|
| 378 |
+
async function playMusic() {{
|
| 379 |
+
try {{
|
| 380 |
+
const audioReady = await initAudio();
|
| 381 |
+
if (!audioReady) return;
|
| 382 |
|
| 383 |
+
if (isPlaying) return;
|
|
|
|
| 384 |
|
| 385 |
+
updateStatus('π΅ Playing pattern...', 'playing');
|
|
|
|
| 386 |
|
| 387 |
+
const code = document.getElementById('codeDisplay').textContent;
|
| 388 |
+
currentPattern = interpretPattern(code);
|
|
|
|
| 389 |
|
| 390 |
+
if (currentPattern) {{
|
| 391 |
+
Tone.Transport.start();
|
| 392 |
+
isPlaying = true;
|
| 393 |
+
updateControls();
|
| 394 |
+
|
| 395 |
+
// Auto-stop after pattern duration
|
| 396 |
+
setTimeout(() => {{
|
| 397 |
+
if (isPlaying) {{
|
| 398 |
+
stopMusic();
|
| 399 |
+
}}
|
| 400 |
+
}}, (currentPattern.duration + 1) * 1000);
|
| 401 |
+
}} else {{
|
| 402 |
+
updateStatus('Failed to parse pattern', 'error');
|
| 403 |
+
}}
|
| 404 |
|
| 405 |
}} catch (error) {{
|
| 406 |
+
console.error('Playback error:', error);
|
| 407 |
+
updateStatus('Playback error: ' + error.message, 'error');
|
| 408 |
}}
|
| 409 |
}}
|
| 410 |
|
| 411 |
+
function pauseMusic() {{
|
| 412 |
+
if (isPlaying) {{
|
| 413 |
+
Tone.Transport.pause();
|
| 414 |
+
isPlaying = false;
|
| 415 |
+
updateStatus('βΈοΈ Paused', 'stopped');
|
| 416 |
+
updateControls();
|
|
|
|
|
|
|
| 417 |
}}
|
| 418 |
+
}}
|
| 419 |
+
|
| 420 |
+
function stopMusic() {{
|
| 421 |
+
Tone.Transport.stop();
|
| 422 |
+
Tone.Transport.cancel();
|
| 423 |
isPlaying = false;
|
| 424 |
+
currentPattern = null;
|
| 425 |
+
updateStatus('βΉοΈ Stopped', 'stopped');
|
| 426 |
+
updateControls();
|
| 427 |
+
}}
|
| 428 |
+
|
| 429 |
+
function updateControls() {{
|
| 430 |
+
document.getElementById('playBtn').disabled = isPlaying;
|
| 431 |
+
document.getElementById('pauseBtn').disabled = !isPlaying;
|
| 432 |
+
document.getElementById('stopBtn').disabled = !isPlaying;
|
| 433 |
+
}}
|
| 434 |
+
|
| 435 |
+
function updateStatus(message, type) {{
|
| 436 |
+
const status = document.getElementById('status');
|
| 437 |
+
status.textContent = message;
|
| 438 |
+
status.className = `status ${{type}}`;
|
| 439 |
}}
|
| 440 |
+
|
| 441 |
+
// Cleanup on page unload
|
| 442 |
+
window.addEventListener('beforeunload', () => {{
|
| 443 |
+
if (isPlaying) {{
|
| 444 |
+
stopMusic();
|
| 445 |
+
}}
|
| 446 |
+
}});
|
| 447 |
+
|
| 448 |
+
// Handle visibility changes
|
| 449 |
+
document.addEventListener('visibilitychange', () => {{
|
| 450 |
+
if (document.hidden && isPlaying) {{
|
| 451 |
+
pauseMusic();
|
| 452 |
+
}}
|
| 453 |
+
}});
|
| 454 |
+
|
| 455 |
+
console.log('Strudel player initialized');
|
| 456 |
</script>
|
| 457 |
+
</body>
|
| 458 |
+
</html>"""
|
| 459 |
|
| 460 |
+
def generate_and_play(music_style: str, api_token: Optional[str] = None):
|
| 461 |
+
"""Generate Strudel code and return playable HTML"""
|
| 462 |
+
if not music_style.strip():
|
| 463 |
+
return "β Please enter a music style description.", "<p>Enter a music style to generate audio</p>"
|
|
|
|
|
|
|
|
|
|
| 464 |
|
| 465 |
+
try:
|
| 466 |
+
# Generate the Strudel code
|
| 467 |
+
strudel_code = generate_strudel_code(music_style, api_token)
|
| 468 |
+
|
| 469 |
+
# Create HTML file
|
| 470 |
+
html_content = create_strudel_html(strudel_code)
|
| 471 |
+
|
| 472 |
+
# Save to temporary file for Gradio
|
| 473 |
+
with tempfile.NamedTemporaryFile(mode='w', suffix='.html', delete=False) as f:
|
| 474 |
+
f.write(html_content)
|
| 475 |
+
html_file_path = f.name
|
| 476 |
+
|
| 477 |
+
success_msg = f"β
Generated Strudel pattern: `{strudel_code}`\n\nπ΅ Click Play in the player below to hear your music!"
|
| 478 |
+
|
| 479 |
+
return success_msg, html_content
|
| 480 |
+
|
| 481 |
+
except Exception as e:
|
| 482 |
+
error_msg = f"β Error generating music: {str(e)}"
|
| 483 |
+
return error_msg, "<p>Error generating audio player</p>"
|
| 484 |
|
| 485 |
+
def create_interface():
|
| 486 |
+
"""Create the Gradio interface"""
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 487 |
|
| 488 |
+
# Custom CSS for better appearance
|
| 489 |
+
custom_css = """
|
| 490 |
+
.gradio-container {
|
| 491 |
+
max-width: 900px !important;
|
| 492 |
+
margin: auto !important;
|
| 493 |
+
}
|
| 494 |
|
| 495 |
+
.main-header {
|
| 496 |
+
text-align: center;
|
| 497 |
+
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
|
| 498 |
+
-webkit-background-clip: text;
|
| 499 |
+
-webkit-text-fill-color: transparent;
|
| 500 |
+
font-size: 2.5em;
|
| 501 |
+
font-weight: bold;
|
| 502 |
+
margin-bottom: 20px;
|
| 503 |
+
}
|
| 504 |
|
| 505 |
+
.examples-section {
|
| 506 |
+
background: #f8f9fa;
|
| 507 |
+
border-radius: 10px;
|
| 508 |
+
padding: 15px;
|
| 509 |
+
margin: 10px 0;
|
| 510 |
+
}
|
| 511 |
+
"""
|
| 512 |
|
| 513 |
+
with gr.Blocks(
|
| 514 |
+
title="π΅ Strudel Music Generator",
|
| 515 |
+
theme=gr.themes.Soft(primary_hue="blue", secondary_hue="purple"),
|
| 516 |
+
css=custom_css
|
| 517 |
+
) as demo:
|
| 518 |
+
|
| 519 |
+
gr.HTML("""
|
| 520 |
+
<div class="main-header">
|
| 521 |
+
π΅ Strudel Music Generator
|
| 522 |
+
</div>
|
| 523 |
+
""")
|
| 524 |
+
|
| 525 |
+
gr.Markdown("""
|
| 526 |
+
Generate algorithmic music patterns using [Strudel.cc](https://strudel.cc/) syntax!
|
| 527 |
+
|
| 528 |
+
**How to use:**
|
| 529 |
+
1. πΌ Describe your desired music style
|
| 530 |
+
2. π (Optional) Add your Hugging Face API token for AI-generated patterns
|
| 531 |
+
3. π΅ Click "Generate Music" to create your pattern
|
| 532 |
+
4. βΆοΈ Use the audio player controls to play your music
|
| 533 |
+
""")
|
| 534 |
+
|
| 535 |
+
with gr.Row():
|
| 536 |
+
with gr.Column(scale=2):
|
| 537 |
+
music_input = gr.Textbox(
|
| 538 |
+
label="πΌ Music Style Description",
|
| 539 |
+
placeholder="Try: 'jazz piano', 'techno beats', 'ambient soundscape', 'funky bass'...",
|
| 540 |
+
lines=2,
|
| 541 |
+
max_lines=3
|
| 542 |
+
)
|
| 543 |
+
|
| 544 |
+
api_token_input = gr.Textbox(
|
| 545 |
+
label="π Hugging Face API Token (Optional)",
|
| 546 |
+
placeholder="hf_... (for AI-generated patterns)",
|
| 547 |
+
type="password",
|
| 548 |
+
info="Get your free token at https://huggingface.co/settings/tokens"
|
| 549 |
+
)
|
| 550 |
+
|
| 551 |
+
generate_btn = gr.Button(
|
| 552 |
+
"π΅ Generate Music",
|
| 553 |
+
variant="primary",
|
| 554 |
+
size="lg"
|
| 555 |
+
)
|
| 556 |
+
|
| 557 |
+
with gr.Column(scale=1):
|
| 558 |
+
gr.Markdown("""
|
| 559 |
+
<div class="examples-section">
|
| 560 |
+
|
| 561 |
+
### π¨ Style Examples:
|
| 562 |
+
- **Jazz**: swing, bebop, smooth
|
| 563 |
+
- **Electronic**: techno, house, ambient
|
| 564 |
+
- **Classical**: piano, strings, orchestral
|
| 565 |
+
- **Urban**: hip hop, reggae, funk
|
| 566 |
+
- **Rock**: blues, metal, indie
|
| 567 |
+
- **Experimental**: minimal, drone, glitch
|
| 568 |
+
|
| 569 |
+
</div>
|
| 570 |
+
""")
|
| 571 |
+
|
| 572 |
+
with gr.Row():
|
| 573 |
+
code_output = gr.Textbox(
|
| 574 |
+
label="π Generated Code & Status",
|
| 575 |
+
interactive=False,
|
| 576 |
+
lines=4,
|
| 577 |
+
show_copy_button=True
|
| 578 |
+
)
|
| 579 |
+
|
| 580 |
+
with gr.Row():
|
| 581 |
+
audio_player = gr.HTML(
|
| 582 |
+
label="π΅ Interactive Audio Player",
|
| 583 |
+
value="<div style='text-align: center; padding: 40px; background: #f0f0f0; border-radius: 10px;'><h3>πΌ Generate music to see the player</h3><p>Your interactive audio player will appear here</p></div>",
|
| 584 |
+
elem_id="audio-player"
|
| 585 |
+
)
|
| 586 |
+
|
| 587 |
+
# Event handlers
|
| 588 |
+
generate_btn.click(
|
| 589 |
+
fn=generate_and_play,
|
| 590 |
+
inputs=[music_input, api_token_input],
|
| 591 |
+
outputs=[code_output, audio_player],
|
| 592 |
+
show_progress=True
|
| 593 |
+
)
|
| 594 |
+
|
| 595 |
+
# Enter key support
|
| 596 |
+
music_input.submit(
|
| 597 |
+
fn=generate_and_play,
|
| 598 |
+
inputs=[music_input, api_token_input],
|
| 599 |
+
outputs=[code_output, audio_player]
|
| 600 |
+
)
|
| 601 |
+
|
| 602 |
+
# Example interactions
|
| 603 |
+
gr.Examples(
|
| 604 |
+
examples=[
|
| 605 |
+
["jazz piano with swing rhythm"],
|
| 606 |
+
["minimal techno beat"],
|
| 607 |
+
["ambient electronic soundscape"],
|
| 608 |
+
["funky bass line groove"],
|
| 609 |
+
["classical piano arpeggios"],
|
| 610 |
+
["drum and bass breakbeat"],
|
| 611 |
+
["reggae dub rhythm"],
|
| 612 |
+
["experimental glitch sounds"]
|
| 613 |
+
],
|
| 614 |
+
inputs=[music_input],
|
| 615 |
+
label="π― Quick Start Examples"
|
| 616 |
+
)
|
| 617 |
+
|
| 618 |
+
gr.Markdown("""
|
| 619 |
+
---
|
| 620 |
+
|
| 621 |
+
### π About Strudel
|
| 622 |
+
|
| 623 |
+
**Strudel** is a live coding language for algorithmic music composition. This app generates Strudel patterns and plays them using Web Audio API.
|
| 624 |
+
|
| 625 |
+
**Key Functions:**
|
| 626 |
+
- `note("c d e f")` - Play musical notes
|
| 627 |
+
- `s("bd hh sn")` - Play drum samples (bd=bass drum, hh=hi-hat, sn=snare)
|
| 628 |
+
- `sound("piano")` - Use instrument sounds
|
| 629 |
+
- `.slow(2)` / `.fast(2)` - Change tempo
|
| 630 |
+
- `.stack()` - Layer multiple patterns
|
| 631 |
+
- `.lpf(800)` - Low-pass filter
|
| 632 |
+
- `.gain(0.5)` - Volume control
|
| 633 |
+
|
| 634 |
+
**π§ Technical Notes:**
|
| 635 |
+
- Audio runs entirely in your browser
|
| 636 |
+
- No audio files needed - everything is synthesized
|
| 637 |
+
- Works best with modern browsers and headphones
|
| 638 |
+
- Patterns are simplified for web compatibility
|
| 639 |
+
|
| 640 |
+
**π Want full Strudel?** Visit [strudel.cc](https://strudel.cc/) for the complete live coding environment!
|
| 641 |
+
""")
|
| 642 |
|
| 643 |
+
return demo
|
|
|
|
|
|
|
|
|
|
| 644 |
|
| 645 |
+
# Launch configuration
|
| 646 |
if __name__ == "__main__":
|
| 647 |
+
demo = create_interface()
|
| 648 |
+
demo.launch(
|
| 649 |
+
server_name="0.0.0.0",
|
| 650 |
+
server_port=7860,
|
| 651 |
+
share=False,
|
| 652 |
+
show_error=True,
|
| 653 |
+
show_tips=False,
|
| 654 |
+
enable_queue=True
|
| 655 |
+
)
|