import re import os import time import torch import shutil import argparse import warnings import gradio as gr from config import * from utils import Patchilizer, TunesFormer, DEVICE from convert import abc2xml, xml2, xml2img from modelscope import snapshot_download from transformers import GPT2Config # 模型下载 WEIGHTS_PATH = snapshot_download("MuGeminorum/hoyoGPT") + "/weights.pth" def get_args(parser: argparse.ArgumentParser): parser.add_argument( "-num_tunes", type=int, default=1, help="the number of independently computed returned tunes", ) parser.add_argument( "-max_patch", type=int, default=128, help="integer to define the maximum length in tokens of each tune", ) parser.add_argument( "-top_p", type=float, default=0.8, help="float to define the tokens that are within the sample operation of text generation", ) parser.add_argument( "-top_k", type=int, default=8, help="integer to define the tokens that are within the sample operation of text generation", ) parser.add_argument( "-temperature", type=float, default=1.2, help="the temperature of the sampling operation", ) parser.add_argument("-seed", type=int, default=None, help="seed for randomstate") parser.add_argument( "-show_control_code", type=bool, default=False, help="whether to show control code", ) args = parser.parse_args() return args def generate_abc(args, region: str): patchilizer = Patchilizer() patch_config = GPT2Config( num_hidden_layers=PATCH_NUM_LAYERS, max_length=PATCH_LENGTH, max_position_embeddings=PATCH_LENGTH, vocab_size=1, ) char_config = GPT2Config( num_hidden_layers=CHAR_NUM_LAYERS, max_length=PATCH_SIZE, max_position_embeddings=PATCH_SIZE, vocab_size=128, ) model = TunesFormer(patch_config, char_config, share_weights=SHARE_WEIGHTS) checkpoint = torch.load(WEIGHTS_PATH, map_location=torch.device("cpu")) model.load_state_dict(checkpoint["model"]) model = model.to(DEVICE) model.eval() prompt = f"A:{region}\n" tunes = "" num_tunes = args.num_tunes max_patch = args.max_patch top_p = args.top_p top_k = args.top_k temperature = args.temperature seed = args.seed show_control_code = args.show_control_code print(" Hyper parms ".center(60, "#"), "\n") arg_dict: dict = vars(args) for key in arg_dict.keys(): print(f"{key}: {str(arg_dict[key])}") print("\n", " Output tunes ".center(60, "#")) start_time = time.time() for i in range(num_tunes): title_artist = f"T:{region} Fragment\nC:Generated by AI\n" tune = f"X:{str(i + 1)}\n{title_artist + prompt}" lines = re.split(r"(\n)", tune) tune = "" skip = False for line in lines: if show_control_code or line[:2] not in ["S:", "B:", "E:"]: if not skip: print(line, end="") tune += line skip = False else: skip = True input_patches = torch.tensor( [patchilizer.encode(prompt, add_special_patches=True)[:-1]], device=DEVICE ) if tune == "": tokens = None else: prefix = patchilizer.decode(input_patches[0]) remaining_tokens = prompt[len(prefix) :] tokens = torch.tensor( [patchilizer.bos_token_id] + [ord(c) for c in remaining_tokens], device=DEVICE, ) while input_patches.shape[1] < max_patch: predicted_patch, seed = model.generate( input_patches, tokens, top_p=top_p, top_k=top_k, temperature=temperature, seed=seed, ) tokens = None if predicted_patch[0] != patchilizer.eos_token_id: next_bar = patchilizer.decode([predicted_patch]) if show_control_code or next_bar[:2] not in ["S:", "B:", "E:"]: print(next_bar, end="") tune += next_bar if next_bar == "": break next_bar = remaining_tokens + next_bar remaining_tokens = "" predicted_patch = torch.tensor( patchilizer.bar2patch(next_bar), device=DEVICE ).unsqueeze(0) input_patches = torch.cat( [input_patches, predicted_patch.unsqueeze(0)], dim=1 ) else: break tunes += f"{tune}\n\n" print("\n") print("Generation time: {:.2f} seconds".format(time.time() - start_time)) os.makedirs(TEMP_DIR, exist_ok=True) timestamp = time.strftime("%a_%d_%b_%Y_%H_%M_%S", time.localtime()) try: xml = abc2xml(tunes, f"{TEMP_DIR}/[{region}]{timestamp}.musicxml") midi = xml2(xml, "mid") audio = xml2(xml, "wav") pdf, jpg = xml2img(xml) mxl = xml2(xml, "mxl") return tunes, midi, pdf, xml, mxl, jpg, audio except Exception as e: print(f"Invalid abc generated: {e}, retrying...") return generate_abc(args, region) def inference(region: str): if os.path.exists(TEMP_DIR): shutil.rmtree(TEMP_DIR) parser = argparse.ArgumentParser() args = get_args(parser) return generate_abc(args, region) if __name__ == "__main__": warnings.filterwarnings("ignore") with gr.Blocks() as demo: gr.Markdown( """
Welcome to this space, made by bilibili @MuGeminorum based on Tunesformer open source project, totally free.
""" ) with gr.Row(): with gr.Column(): region_opt = gr.Dropdown( choices=["Mondstadt", "Liyue", "Inazuma", "Sumeru", "Fontaine"], value="Mondstadt", label="Region", ) gen_btn = gr.Button("Generate") gr.Markdown( """
Currently, the model is still under debugging. Planned in the Genshin main line killed, all countries and regions after all the characters are open, the second creation of the concert will be complete and balanced samples, then re-fine-tune the model and add the reality of the style of screening to assist the game of the various countries output gatekeepers, in order to enhance the output of the differentiation and quality. Data source: MuseScore
Tag embedded data source: Genshin Impact Wiki | Fandom
Base model: Tunesformer Note: Data engineering on the Honkai: Star Rail side is in operation, and will hopefully be baselined in the future as well with the mainline kill.
""" ) with gr.Column(): wav_output = gr.Audio(label="Audio", type="filepath") dld_midi = gr.components.File(label="Download MIDI") pdf_score = gr.components.File(label="Download PDF score") dld_xml = gr.components.File(label="Download MusicXML") dld_mxl = gr.components.File(label="Download MXL") abc_output = gr.Textbox(label="abc notation", show_copy_button=True) img_score = gr.Image(label="Staff", type="filepath") gen_btn.click( inference, inputs=region_opt, outputs=[ abc_output, dld_midi, pdf_score, dld_xml, dld_mxl, img_score, wav_output, ], ) demo.launch()