initial commit

.gitignore

@@ -0,0 +1 @@
+_outputs

app.py

@@ -0,0 +1,63 @@
+from pyharp import *
+
+from symusic import Synthesizer, BuiltInSF3, dump_wav
+import gradio as gr
+import audiotools
+
+
+# Create a ModelCard
+model_card = ModelCard(
+    name='MIDI Synthesizer',
+    description="A MIDI synthesizer example for HARP v3.",
+    author='TEAMuP',
+    tags=["example", "midi", "synthesizer", "v3"]
+)
+
+# Define the process function
+def process_fn(
+    input_midi_path: str,
+    pitch_shift_amount: int
+) -> str:
+
+    midi = load_midi(input_midi_path)
+
+    # Create a synthesizer with default settings
+    synthesizer = Synthesizer(
+        sf_path=BuiltInSF3.MuseScoreGeneral().path(download=True),
+        sample_rate=44100,
+        quality=4 # Default quality setting
+    )
+
+    data = synthesizer.render(midi, stereo=True)
+    audio = audiotools.AudioSignal(data, sample_rate=44100)
+
+    output_audio_path = str(save_audio(audio))
+
+    return output_audio_path
+
+# Build Gradio endpoint
+with gr.Blocks() as demo:
+    # Define input Gradio Components
+    input_components = [
+        gr.File(type="filepath",
+                label="Input Midi",
+                file_types=[".mid", ".midi"])
+        .harp_required(True),
+    ]
+
+    # Define output Gradio Components
+    output_components = [
+        gr.Audio(type="filepath",
+                label="Output Audio")
+        .set_info("The synthesized audio."),
+    ]
+
+    # Build a HARP-compatible endpoint
+    app = build_endpoint(
+        model_card=model_card,
+        input_components=input_components,
+        output_components=output_components,
+        process_fn=process_fn,
+    )
+
+demo.queue().launch(share=True, show_error=False, pwa=True)

requirements.txt

@@ -0,0 +1 @@
+-e git+https://github.com/TEAMuP-dev/pyharp.git@develop#egg=pyharp