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| import os | |
| import torch | |
| import librosa | |
| import binascii | |
| import warnings | |
| import midi2audio # MIDI ํ์ผ์ WAV ํ์ผ๋ก ๋ณํ | |
| import numpy as np | |
| import pytube as pt # YouTube ๋น๋์ค๋ฅผ ์ค๋์ค๋ก ๋ค์ด๋ก๋ | |
| import gradio as gr | |
| import soundfile as sf | |
| from transformers import Pop2PianoForConditionalGeneration, Pop2PianoProcessor | |
| # ๋๋ ํ ๋ฆฌ ์์ฑ | |
| yt_video_dir = "./yt_dir" # ์ ํ๋ธ ๋น๋์ค ๋ค์ด๋ก๋ ๊ฒฝ๋ก | |
| outputs_dir = "./midi_wav_outputs" # ์ถ๋ ฅ ํ์ผ ๊ฒฝ๋ก | |
| os.makedirs(outputs_dir, exist_ok=True) | |
| os.makedirs(yt_video_dir, exist_ok=True) | |
| # ๋ชจ๋ธ ์ค์ | |
| device = "cuda" if torch.cuda.is_available() else "cpu" | |
| model = Pop2PianoForConditionalGeneration.from_pretrained("sweetcocoa/pop2piano").to(device) | |
| processor = Pop2PianoProcessor.from_pretrained("sweetcocoa/pop2piano") | |
| composers = model.generation_config.composer_to_feature_token.keys() | |
| # ์ ํ๋ธ ๋น๋์ค์์ ์ค๋์ค ์ถ์ถ ํจ์ | |
| def get_audio_from_yt_video(yt_link): | |
| try: | |
| yt = pt.YouTube(yt_link) | |
| t = yt.streams.filter(only_audio=True) | |
| filename = os.path.join(yt_video_dir, binascii.hexlify(os.urandom(8)).decode() + ".mp4") | |
| t[0].download(filename=filename) | |
| except: | |
| warnings.warn(f"Video Not Found at {yt_link}") | |
| filename = None | |
| return filename, filename | |
| # ๋ชจ๋ธ ์ถ๋ก ํจ์ | |
| def inference(file_uploaded, composer): | |
| waveform, sr = librosa.load(file_uploaded, sr=None) | |
| inputs = processor(audio=waveform, sampling_rate=sr, return_tensors="pt").to(device) | |
| model_output = model.generate(input_features=inputs["input_features"], composer=composer) | |
| tokenizer_output = processor.batch_decode(token_ids=model_output.to("cpu"), feature_extractor_output=inputs.to("cpu"))["pretty_midi_objects"] | |
| return prepare_output_file(tokenizer_output, sr) | |
| # ์ถ๋ ฅ ํ์ผ ์ค๋น ํจ์ | |
| def prepare_output_file(tokenizer_output, sr): | |
| output_file_name = "output_" + binascii.hexlify(os.urandom(8)).decode() | |
| midi_output = os.path.join(outputs_dir, output_file_name + ".mid") | |
| tokenizer_output[0].write(midi_output) | |
| wav_output = midi_output.replace(".mid", ".wav") | |
| midi2audio.FluidSynth().midi_to_audio(midi_output, wav_output) | |
| return wav_output, wav_output, midi_output | |
| # Gradio UI ์ค์ | |
| block = gr.Blocks(theme="Taithrah/Minimal") | |
| with block: | |
| gr.HTML( | |
| """ | |
| <div style="text-align: center; max-width: 800px; margin: 0 auto;"> | |
| <h1 style="font-weight: 900; margin-bottom: 12px;"> | |
| ๐น Pop2Piano : ํผ์๋ ธ ์ปค๋ฒ๊ณก ์์ฑ๊ธฐ ๐น | |
| </h1> | |
| <p style="margin-bottom: 12px; font-size: 90%"> | |
| Pop2Piano ๋ฐ๋ชจ: ํ ์ค๋์ค ๊ธฐ๋ฐ ํผ์๋ ธ ์ปค๋ฒ๊ณก ์์ฑ. <br> | |
| ์๊ณก๊ฐ(ํธ๊ณก์)๋ฅผ ์ ํํ๊ณ ํ ์ค๋์ค๋ฅผ ์ ๋ก๋ํ๊ฑฐ๋ ์ ํ๋ธ ๋งํฌ๋ฅผ ์ ๋ ฅํ ํ ์์ฑ ๋ฒํผ์ ํด๋ฆญํ์ธ์. | |
| </p> | |
| </div> | |
| """ | |
| ) | |
| with gr.Group(): | |
| with gr.Row(): | |
| with gr.Column(): | |
| file_uploaded = gr.Audio(label="์ค๋์ค ์ ๋ก๋", type="filepath") | |
| with gr.Column(): | |
| with gr.Row(): | |
| yt_link = gr.Textbox(label="์ ํ๋ธ ๋งํฌ๋ฅผ ์ ๋ ฅํ์ธ์.", autofocus=True, lines=3) | |
| yt_btn = gr.Button("์ ํ๋ธ ๋งํฌ์์ ์ค๋์ค๋ฅผ ๋ค์ด ๋ฐ์ต๋๋ค.", size="lg") | |
| yt_audio_path = gr.Audio(label="์ ํ๋ธ ๋์์์์ ์ถ์ถํ ์ค๋์ค", interactive=False) | |
| yt_btn.click(get_audio_from_yt_video, inputs=[yt_link], outputs=[yt_audio_path, file_uploaded]) | |
| with gr.Group(): | |
| with gr.Column(): | |
| composer = gr.Dropdown(label="ํธ๊ณก์", choices=composers, value="composer1") | |
| generate_btn = gr.Button("๋๋ง์ ํผ์๋ ธ ์ปค๋ฒ๊ณก ๋ง๋ค๊ธฐ๐น๐ต") | |
| with gr.Row(): | |
| wav_output2 = gr.File(label="๋๋ง์ ํผ์๋ ธ ์ปค๋ฒ๊ณก์ ๋ค์ด๋ก๋ (.wav)") | |
| wav_output1 = gr.Audio(label="๋๋ง์ ํผ์๋ ธ ์ปค๋ฒ๊ณก ๋ฃ๊ธฐ") | |
| midi_output = gr.File(label="์์ฑํ midi ํ์ผ ๋ค์ด๋ก๋ (.mid)") | |
| generate_btn.click( | |
| inference, | |
| inputs=[file_uploaded, composer], | |
| outputs=[wav_output1, wav_output2, midi_output]) | |
| block.launch(debug=False) | |