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