Add musescoreDirectPNGPath

app.py

@@ -1,15 +1,13 @@
 import os
 
 os.system("python3 -m pip install -e .")
-os.system("whereis musescore3")
-os.system("whereis musescore")
 
 import gradio as gr
 
 import note_seq
 from pytube import YouTube
 from pydub import AudioSegment
-from music21 import converter
+from music21 import converter, environment
 
 from inferencemodel import InferenceModel
 from utils import upload_audio, create_image_from_note_sequence
@@ -20,6 +18,12 @@ nest_asyncio.apply()
 SAMPLE_RATE = 16000
 SF2_PATH = "SGM-v2.01-Sal-Guit-Bass-V1.3.sf2"
 
+# Set up music21 with musescore
+us = environment.UserSettings()
+us["musescoreDirectPNGPath"] = "/usr/bin/mscore3"
+os.putenv("QT_QPA_PLATFORM", "offscreen")
+os.putenv("XDG_RUNTIME_DIR", environment.Environment().getRootTempDir())
+
 # Start inference model
 inference_model = InferenceModel("/home/user/app/checkpoints/mt3/", "mt3")
 current_model = "mt3"