import argparse import glob import os.path import gradio as gr import pickle import tqdm import json import MIDI from midi_synthesizer import synthesis from fuzzywuzzy import process import copy from collections import Counter import random import statistics import matplotlib.pyplot as plt #========================================================================================================== in_space = os.getenv("SYSTEM") == "spaces" #========================================================================================================== def find_midi(title, artist): print('=' * 70) print('Loading MIDI file...') #================================================== print('Searching titles...Please wait...') random.shuffle(AUX_DATA) titles_index = [] for A in AUX_DATA: titles_index.append(A[0]) search_string = '' if title != '' and artist != '': search_string = title + ' --- ' + artist else: search_string = title + artist search_match = process.extract(query=search_string, choices=titles_index, limit=1) search_index = titles_index.index(search_match[0][0]) print('Done!') print('=' * 70) print('Selected title:', AUX_DATA[search_index][0]) print('=' * 70) outy = AUX_DATA[search_index][1] print('Sample INTs', outy[:12]) print('=' * 70) if len(outy) != 0: song = outy song_f = [] time = 0 dur = 0 vel = 90 pitch = 0 channel = 0 patches = [-1] * 16 channels = [0] * 16 channels[9] = 1 for ss in song: if 0 <= ss < 256: time += ss * 16 if 256 <= ss < 2304: dur = ((ss-256) // 8) * 16 vel = (((ss-256) % 8)+1) * 15 if 2304 <= ss < 18945: patch = (ss-2304) // 129 if patch < 128: if patch not in patches: if 0 in channels: cha = channels.index(0) channels[cha] = 1 else: cha = 15 patches[cha] = patch channel = patches.index(patch) else: channel = patches.index(patch) if patch == 128: channel = 9 pitch = (ss-2304) % 129 song_f.append(['note', time, dur, channel, pitch, vel, patch ]) x = [] y = [] c = [] colors = ['red', 'yellow', 'green', 'cyan', 'blue', 'pink', 'orange', 'purple', 'gray', 'white', 'gold', 'silver', 'lightgreen', 'indigo', 'maroon', 'turquoise'] for s in [m for m in song_f if m[0] == 'note']: x.append(s[1]) y.append(s[4]) c.append(colors[s[3]]) plt.close() plt.figure(figsize=(14,5)) ax=plt.axes(title='MIDI Match Plot') ax.set_facecolor('black') plt.scatter(x,y, c=c) plt.xlabel("Time in MIDI ticks") plt.ylabel("MIDI Pitch") output_signature = AUX_DATA[search_index][0] track_name = 'Project Los Angeles' text_encoding = 'ISO-8859-1' list_of_MIDI_patches=[0, 24, 32, 40, 42, 46, 56, 71, 73, 0, 53, 19, 0, 0, 0, 0] output_header = [1000, [['set_tempo', 0, 1000000], ['time_signature', 0, 4, 2, 24, 8], ['track_name', 0, bytes(output_signature, text_encoding)]]] patch_list = [['patch_change', 0, 0, list_of_MIDI_patches[0]], ['patch_change', 0, 1, list_of_MIDI_patches[1]], ['patch_change', 0, 2, list_of_MIDI_patches[2]], ['patch_change', 0, 3, list_of_MIDI_patches[3]], ['patch_change', 0, 4, list_of_MIDI_patches[4]], ['patch_change', 0, 5, list_of_MIDI_patches[5]], ['patch_change', 0, 6, list_of_MIDI_patches[6]], ['patch_change', 0, 7, list_of_MIDI_patches[7]], ['patch_change', 0, 8, list_of_MIDI_patches[8]], ['patch_change', 0, 9, list_of_MIDI_patches[9]], ['patch_change', 0, 10, list_of_MIDI_patches[10]], ['patch_change', 0, 11, list_of_MIDI_patches[11]], ['patch_change', 0, 12, list_of_MIDI_patches[12]], ['patch_change', 0, 13, list_of_MIDI_patches[13]], ['patch_change', 0, 14, list_of_MIDI_patches[14]], ['patch_change', 0, 15, list_of_MIDI_patches[15]], ['track_name', 0, bytes(track_name, text_encoding)]] output = output_header + [patch_list + song_f] with open(f"MIDI-Search-Sample.mid", 'wb') as f: f.write(MIDI.score2midi(output)) audio = synthesis(MIDI.score2opus(output), soundfont_path) yield AUX_DATA[search_index][0], "MIDI-Search-Sample.mid", (44100, audio), plt #========================================================================================================== if __name__ == "__main__": parser = argparse.ArgumentParser() parser.add_argument("--share", action="store_true", default=False, help="share gradio app") parser.add_argument("--port", type=int, default=7860, help="gradio server port") parser.add_argument("--max-gen", type=int, default=1024, help="max") opt = parser.parse_args() soundfont_path = "SGM-v2.01-YamahaGrand-Guit-Bass-v2.7.sf2" meta_data_path = "Giant_Music_Transformer_Aux_Data.pickle" print('Loading meta-data...') with open(meta_data_path, 'rb') as f: AUX_DATA = pickle.load(f) print('Done!') app = gr.Blocks() with app: gr.Markdown("