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						|  | import os | 
					
						
						|  | import hashlib | 
					
						
						|  | import time | 
					
						
						|  | import datetime | 
					
						
						|  | from pytz import timezone | 
					
						
						|  |  | 
					
						
						|  | import gradio as gr | 
					
						
						|  |  | 
					
						
						|  | import TMIDIX | 
					
						
						|  | from midi_to_colab_audio import midi_to_colab_audio | 
					
						
						|  |  | 
					
						
						|  | import copy | 
					
						
						|  | from collections import Counter | 
					
						
						|  | import random | 
					
						
						|  | import statistics | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  | def render_midi(input_midi, | 
					
						
						|  | render_type, | 
					
						
						|  | soundfont_bank, | 
					
						
						|  | render_sample_rate, | 
					
						
						|  | custom_render_patch, | 
					
						
						|  | render_transpose_value, | 
					
						
						|  | render_transpose_to_C4, | 
					
						
						|  | render_align, | 
					
						
						|  | render_output_as_solo_piano, | 
					
						
						|  | render_remove_drums | 
					
						
						|  | ): | 
					
						
						|  |  | 
					
						
						|  | print('*' * 70) | 
					
						
						|  | print('Req start time: {:%Y-%m-%d %H:%M:%S}'.format(datetime.datetime.now(PDT))) | 
					
						
						|  | start_time = time.time() | 
					
						
						|  |  | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Loading MIDI...') | 
					
						
						|  |  | 
					
						
						|  | fn = os.path.basename(input_midi) | 
					
						
						|  | fn1 = fn.split('.')[0] | 
					
						
						|  |  | 
					
						
						|  | fdata = open(input_midi, 'rb').read() | 
					
						
						|  |  | 
					
						
						|  | input_midi_md5hash = hashlib.md5(fdata).hexdigest() | 
					
						
						|  |  | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Requested settings:') | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Input MIDI file name:', fn) | 
					
						
						|  | print('Input MIDI md5 hash', input_midi_md5hash) | 
					
						
						|  | print('Render type:', render_type) | 
					
						
						|  | print('Soudnfont bank', soundfont_bank) | 
					
						
						|  | print('Audio render sample rate', render_sample_rate) | 
					
						
						|  | print('Custom MIDI render patch', custom_render_patch) | 
					
						
						|  | print('Transpose value:', render_transpose_value) | 
					
						
						|  | print('Transpose to C4', render_transpose_to_C4) | 
					
						
						|  | print('Align to bars:', render_align) | 
					
						
						|  | print('Output as Solo Piano', render_output_as_solo_piano) | 
					
						
						|  | print('Remove drums:', render_remove_drums) | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Processing MIDI...Please wait...') | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  | raw_score = TMIDIX.midi2single_track_ms_score(fdata) | 
					
						
						|  |  | 
					
						
						|  | escore = TMIDIX.advanced_score_processor(raw_score, return_enhanced_score_notes=True)[0] | 
					
						
						|  |  | 
					
						
						|  | escore = TMIDIX.augment_enhanced_score_notes(escore, timings_divider=1) | 
					
						
						|  |  | 
					
						
						|  | first_note_index = [e[0] for e in raw_score[1]].index('note') | 
					
						
						|  |  | 
					
						
						|  | cscore = TMIDIX.chordify_score([1000, escore]) | 
					
						
						|  |  | 
					
						
						|  | meta_data = raw_score[1][:first_note_index] + [escore[0]] + [escore[-1]] + [raw_score[1][-1]] | 
					
						
						|  |  | 
					
						
						|  | print('Done!') | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Input MIDI metadata:', meta_data[:5]) | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Processing...Please wait...') | 
					
						
						|  |  | 
					
						
						|  | if render_type == 'Render as-is' or render_type == "Summarize": | 
					
						
						|  | output_score = copy.deepcopy(escore) | 
					
						
						|  |  | 
					
						
						|  | elif render_type == "Custom render" or not render_type: | 
					
						
						|  | output_score = copy.deepcopy(escore) | 
					
						
						|  |  | 
					
						
						|  | elif render_type == "Extract melody": | 
					
						
						|  | output_score = TMIDIX.extract_melody(cscore, melody_range=[48, 84]) | 
					
						
						|  |  | 
					
						
						|  | elif render_type == "Flip": | 
					
						
						|  | output_score = TMIDIX.flip_enhanced_score_notes(escore) | 
					
						
						|  |  | 
					
						
						|  | elif render_type == "Reverse": | 
					
						
						|  | ematrix = TMIDIX.escore_notes_to_escore_matrix(escore, reverse_matrix=True) | 
					
						
						|  | output_score = TMIDIX.escore_matrix_to_original_escore_notes(ematrix) | 
					
						
						|  |  | 
					
						
						|  | elif render_type == 'Repair': | 
					
						
						|  | fixed_cscore = TMIDIX.advanced_check_and_fix_chords_in_chordified_score(cscore)[0] | 
					
						
						|  | output_score = TMIDIX.flatten(fixed_cscore) | 
					
						
						|  |  | 
					
						
						|  | print('Done processing!') | 
					
						
						|  | print('=' * 70) | 
					
						
						|  |  | 
					
						
						|  | print('Repatching if needed...') | 
					
						
						|  | print('=' * 70) | 
					
						
						|  |  | 
					
						
						|  | if -1 < custom_render_patch < 128: | 
					
						
						|  | for e in output_score: | 
					
						
						|  | if e[3] != 9: | 
					
						
						|  | e[6] = custom_render_patch | 
					
						
						|  |  | 
					
						
						|  | print('Done repatching!') | 
					
						
						|  | print('=' * 70) | 
					
						
						|  |  | 
					
						
						|  | print('Sample output events', output_score[:5]) | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('Final processing...') | 
					
						
						|  |  | 
					
						
						|  | new_fn = fn1+'.mid' | 
					
						
						|  |  | 
					
						
						|  | if render_type != "Render as-is": | 
					
						
						|  |  | 
					
						
						|  | if render_transpose_value != 0: | 
					
						
						|  | output_score = TMIDIX.transpose_escore_notes(output_score, render_transpose_value) | 
					
						
						|  |  | 
					
						
						|  | if render_transpose_to_C4: | 
					
						
						|  | output_score = TMIDIX.transpose_escore_notes_to_pitch(output_score) | 
					
						
						|  |  | 
					
						
						|  | if render_align == "Start Times": | 
					
						
						|  | output_score = TMIDIX.recalculate_score_timings(output_score) | 
					
						
						|  | output_score = TMIDIX.align_escore_notes_to_bars(output_score) | 
					
						
						|  |  | 
					
						
						|  | elif render_align == "Start Times and Durations": | 
					
						
						|  | output_score = TMIDIX.recalculate_score_timings(output_score) | 
					
						
						|  | output_score = TMIDIX.align_escore_notes_to_bars(output_score, trim_durations=True) | 
					
						
						|  |  | 
					
						
						|  | elif render_align == "Start Times and Split Durations": | 
					
						
						|  | output_score = TMIDIX.recalculate_score_timings(output_score) | 
					
						
						|  | output_score = TMIDIX.align_escore_notes_to_bars(output_score, split_durations=True) | 
					
						
						|  |  | 
					
						
						|  | if render_output_as_solo_piano: | 
					
						
						|  | output_score = TMIDIX.solo_piano_escore_notes(output_score, keep_drums=True) | 
					
						
						|  |  | 
					
						
						|  | if render_remove_drums: | 
					
						
						|  | output_score = TMIDIX.strip_drums_from_escore_notes(output_score) | 
					
						
						|  |  | 
					
						
						|  | if render_type == "Summarize": | 
					
						
						|  | sp_escore_notes = TMIDIX.solo_piano_escore_notes(output_score) | 
					
						
						|  | bmatrix = TMIDIX.escore_notes_to_binary_matrix(sp_escore_notes) | 
					
						
						|  | smatrix = TMIDIX.square_binary_matrix(bmatrix) | 
					
						
						|  | output_score = TMIDIX.binary_matrix_to_original_escore_notes(smatrix) | 
					
						
						|  |  | 
					
						
						|  | for o in output_score: | 
					
						
						|  | o[1] *= 160 | 
					
						
						|  | o[2] *= 160 | 
					
						
						|  |  | 
					
						
						|  | SONG, patches, overflow_patches = TMIDIX.patch_enhanced_score_notes(output_score) | 
					
						
						|  |  | 
					
						
						|  | detailed_stats = TMIDIX.Tegridy_ms_SONG_to_MIDI_Converter(SONG, | 
					
						
						|  | output_signature = 'Advanced MIDI Renderer', | 
					
						
						|  | output_file_name = fn1, | 
					
						
						|  | track_name='Project Los Angeles', | 
					
						
						|  | list_of_MIDI_patches=patches | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | else: | 
					
						
						|  | with open(new_fn, 'wb') as f: | 
					
						
						|  | f.write(fdata) | 
					
						
						|  | f.close() | 
					
						
						|  |  | 
					
						
						|  | if soundfont_bank in ["General MIDI", "Nice strings plus orchestra", "Real choir", "Orpheus", "Super Game Boy", "Proto Square"]: | 
					
						
						|  | sf2bank = ["General MIDI", "Nice strings plus orchestra", "Real choir", "Orpheus", "Super Game Boy", "Proto Square"].index(soundfont_bank) | 
					
						
						|  |  | 
					
						
						|  | else: | 
					
						
						|  | sf2bank = 0 | 
					
						
						|  |  | 
					
						
						|  | if render_sample_rate in ["16000", "32000", "44100"]: | 
					
						
						|  | srate = int(render_sample_rate) | 
					
						
						|  |  | 
					
						
						|  | else: | 
					
						
						|  | srate = 16000 | 
					
						
						|  |  | 
					
						
						|  | audio = midi_to_colab_audio(new_fn, | 
					
						
						|  | soundfont_path=soundfonts[sf2bank], | 
					
						
						|  | sample_rate=srate, | 
					
						
						|  | volume_scale=10, | 
					
						
						|  | output_for_gradio=True | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | new_md5_hash = hashlib.md5(open(new_fn,'rb').read()).hexdigest() | 
					
						
						|  |  | 
					
						
						|  | print('Done!') | 
					
						
						|  | print('=' * 70) | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  | output_midi_md5 = str(new_md5_hash) | 
					
						
						|  | output_midi_title = str(fn1) | 
					
						
						|  | output_midi_summary = str(meta_data) | 
					
						
						|  | output_midi = str(new_fn) | 
					
						
						|  | output_audio = (srate, audio) | 
					
						
						|  |  | 
					
						
						|  | output_plot = TMIDIX.plot_ms_SONG(output_score, plot_title=output_midi, return_plt=True) | 
					
						
						|  |  | 
					
						
						|  | print('Output MIDI file name:', output_midi) | 
					
						
						|  | print('Output MIDI title:', output_midi_title) | 
					
						
						|  | print('Output MIDI hash:', output_midi_md5) | 
					
						
						|  | print('Output MIDI summary:', output_midi_summary[:5]) | 
					
						
						|  | print('=' * 70) | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  | print('Req end time: {:%Y-%m-%d %H:%M:%S}'.format(datetime.datetime.now(PDT))) | 
					
						
						|  | print('-' * 70) | 
					
						
						|  | print('Req execution time:', (time.time() - start_time), 'sec') | 
					
						
						|  | print('*' * 70) | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  | return output_midi_md5, output_midi_title, output_midi_summary, output_midi, output_audio, output_plot | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  |  | 
					
						
						|  | if __name__ == "__main__": | 
					
						
						|  |  | 
					
						
						|  | PDT = timezone('US/Pacific') | 
					
						
						|  |  | 
					
						
						|  | print('=' * 70) | 
					
						
						|  | print('App start time: {:%Y-%m-%d %H:%M:%S}'.format(datetime.datetime.now(PDT))) | 
					
						
						|  | print('=' * 70) | 
					
						
						|  |  | 
					
						
						|  | soundfonts = ["SGM-v2.01-YamahaGrand-Guit-Bass-v2.7.sf2", | 
					
						
						|  | "Nice-Strings-PlusOrchestra-v1.6.sf2", | 
					
						
						|  | "KBH-Real-Choir-V2.5.sf2", | 
					
						
						|  | "Orpheus_18.06.2020.sf2", | 
					
						
						|  | "SuperGameBoy.sf2", | 
					
						
						|  | "ProtoSquare.sf2" | 
					
						
						|  | ] | 
					
						
						|  |  | 
					
						
						|  | app = gr.Blocks() | 
					
						
						|  |  | 
					
						
						|  | with app: | 
					
						
						|  |  | 
					
						
						|  | gr.Markdown("<h1 style='text-align: center; margin-bottom: 1rem'>Advanced MIDI Renderer</h1>") | 
					
						
						|  | gr.Markdown("<h1 style='text-align: center; margin-bottom: 1rem'>Transform and render any MIDI</h1>") | 
					
						
						|  |  | 
					
						
						|  | gr.Markdown("\n\n" | 
					
						
						|  | "This is a demo for tegridy-tools\n\n" | 
					
						
						|  | "Please see [tegridy-tools](https://github.com/asigalov61/tegridy-tools) GitHub repo for more information\n\n" | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | gr.Markdown("## Upload your MIDI") | 
					
						
						|  |  | 
					
						
						|  | input_midi = gr.File(label="Input MIDI", file_types=[".midi", ".mid", ".kar"], type="filepath") | 
					
						
						|  |  | 
					
						
						|  | gr.Markdown("## Select desired render type") | 
					
						
						|  |  | 
					
						
						|  | render_type = gr.Radio(["Render as-is", | 
					
						
						|  | "Custom render", | 
					
						
						|  | "Extract melody", | 
					
						
						|  | "Flip", | 
					
						
						|  | "Reverse", | 
					
						
						|  | "Repair", | 
					
						
						|  | "Summarize" | 
					
						
						|  | ], | 
					
						
						|  | label="Render type", | 
					
						
						|  | value="Render as-is" | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | gr.Markdown("## Select desired render options") | 
					
						
						|  |  | 
					
						
						|  | soundfont_bank = gr.Radio(["General MIDI", | 
					
						
						|  | "Nice strings plus orchestra", | 
					
						
						|  | "Real choir", | 
					
						
						|  | "Orpheus", | 
					
						
						|  | "Super Game Boy", | 
					
						
						|  | "Proto Square" | 
					
						
						|  | ], | 
					
						
						|  | label="SoundFont bank", | 
					
						
						|  | value="General MIDI" | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | render_sample_rate = gr.Radio(["16000", | 
					
						
						|  | "32000", | 
					
						
						|  | "44100" | 
					
						
						|  | ], | 
					
						
						|  | label="MIDI audio render sample rate", | 
					
						
						|  | value="16000" | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | custom_render_patch = gr.Slider(-1, 127, value=-1, label="Custom render MIDI patch") | 
					
						
						|  |  | 
					
						
						|  | render_transpose_value = gr.Slider(-12, 12, value=0, step=1, label="Transpose value") | 
					
						
						|  | render_transpose_to_C4 = gr.Checkbox(label="Transpose to C4", value=False) | 
					
						
						|  | render_align = gr.Radio(["Do not align", | 
					
						
						|  | "Start Times", | 
					
						
						|  | "Start Times and Durations", | 
					
						
						|  | "Start Times and Split Durations" | 
					
						
						|  | ], | 
					
						
						|  | label="Align output to bars", | 
					
						
						|  | value="Do not align" | 
					
						
						|  | ) | 
					
						
						|  |  | 
					
						
						|  | render_output_as_solo_piano = gr.Checkbox(label="Output as Solo Piano", value=False) | 
					
						
						|  | render_remove_drums = gr.Checkbox(label="Remove drums", value=False) | 
					
						
						|  |  | 
					
						
						|  | submit = gr.Button("Render MIDI", variant="primary") | 
					
						
						|  |  | 
					
						
						|  | gr.Markdown("## Render results") | 
					
						
						|  |  | 
					
						
						|  | output_midi_md5 = gr.Textbox(label="Output MIDI md5 hash") | 
					
						
						|  | output_midi_title = gr.Textbox(label="Output MIDI title") | 
					
						
						|  | output_midi_summary = gr.Textbox(label="Output MIDI summary") | 
					
						
						|  | output_audio = gr.Audio(label="Output MIDI audio", format="wav", elem_id="midi_audio") | 
					
						
						|  | output_plot = gr.Plot(label="Output MIDI score plot") | 
					
						
						|  | output_midi = gr.File(label="Output MIDI file", file_types=[".mid"]) | 
					
						
						|  |  | 
					
						
						|  | run_event = submit.click(render_midi, [input_midi, | 
					
						
						|  | render_type, | 
					
						
						|  | soundfont_bank, | 
					
						
						|  | render_sample_rate, | 
					
						
						|  | custom_render_patch, | 
					
						
						|  | render_transpose_value, | 
					
						
						|  | render_transpose_to_C4, | 
					
						
						|  | render_align, | 
					
						
						|  | render_output_as_solo_piano, | 
					
						
						|  | render_remove_drums | 
					
						
						|  | ], | 
					
						
						|  | [output_midi_md5, | 
					
						
						|  | output_midi_title, | 
					
						
						|  | output_midi_summary, | 
					
						
						|  | output_midi, | 
					
						
						|  | output_audio, | 
					
						
						|  | output_plot | 
					
						
						|  | ]) | 
					
						
						|  |  | 
					
						
						|  | app.queue().launch() |