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import os | |
import re | |
import time | |
import subprocess | |
import gradio as gr | |
os.environ['QT_QPA_PLATFORM']='offscreen' | |
# os.environ['MPLCONFIGDIR'] = os.getcwd() + "/configs/" | |
# for rendering abc notation | |
default_abc = """ | |
X:1 | |
L:1/8 | |
M:2/4 | |
K:G | |
|:"G" G>A Bc | dB dB |"C" ce ce |"D7" dB A2 |"G" G>A Bc | dB dB |"Am" cA"D7" FA |"G" AG G2 :: | |
"Em" g2"D" f>e | de Bd |"C" ce ce |"D7" dB A2 |"G" g2"D" f>e | de Bd |"Am" cA"D7" FA |"G" AG G2 :| | |
""" | |
def parse_abc_notation(text='', conversation_id='debug'): | |
os.makedirs(f"tmp/{conversation_id}", exist_ok=True) | |
abc_pattern = r'(X:\d+\n(?:[^\n]*\n)+)' | |
abc_notation = re.findall(abc_pattern, text+'\n') | |
print(f'extract abc block: {abc_notation}') | |
if abc_notation: | |
ts = time.time() | |
# Write the ABC text to a temporary file | |
tmp_abc = f"tmp/{conversation_id}/{ts}.abc" | |
with open(tmp_abc, "w") as abc_file: | |
abc_file.write(abc_notation[0]) | |
# Convert abc notation to midi | |
tmp_midi = f'tmp/{conversation_id}/{ts}.mid' | |
subprocess.run(["abc2midi", str(tmp_abc), "-o", tmp_midi]) | |
# Convert abc notation to SVG | |
svg_file = f'tmp/{conversation_id}/{ts}.svg' | |
audio_file = f'tmp/{conversation_id}/{ts}.mp3' | |
subprocess.run(["musescore", "-o", svg_file, tmp_midi], capture_output=True, text=True) | |
subprocess.run(["musescore","-o", audio_file, tmp_midi]) | |
return svg_file.replace(".svg", "-1.svg"), audio_file | |
else: | |
return None, None | |
gradio_app = gr.Interface( | |
parse_abc_notation, | |
inputs=["text"], | |
outputs=[gr.Image(label="svg"), gr.Audio(label="audio")], | |
title="ABC notation parse", | |
examples=[default_abc] | |
) | |
gradio_app.launch() |