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https://github.com/vipul-sharma20/tayuya

Python library to generate guitar tabs from MIDI files
https://github.com/vipul-sharma20/tayuya

guitar-tabs midi midi-parser python python3

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Python library to generate guitar tabs from MIDI files

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README

        

# Tayuya

Python library to generate guitar tabs from MIDI files

# Installation

```bash
# Install globaly
$ pip install tayuya

# Install only for the current user
$ pip install --user tayuya
```

# Usage

```python
>>> from tayuya import MIDIParser
>>> mid = MIDIParser('sample.mid', track=0)
>>> print(mid.render_tabs())
```
```
E-------------14--------------------------16--14----------14--------------
A-------------------------------------------------17--17------16--17--16--
D-16------16------16--16--16--16------16----------------------------------
G-----18--------------------------18--------------------------------------
B-------------------------------------------------------------------------
E-------------------------------------------------------------------------
```

***Don't forget to set the `track` argument with the appropriate track number desired.***

### Get track numbers of all the tracks in the MIDI file

```python
>>> from tayuya import MIDIParser
>>> mid = MIDIParser('sample.mid', track=0)
>>> mid.get_tracks()
{0: 'Lead Guitar',
1: 'Rhthym Guitar Dist',
2: 'Acoustic Guitar',
3: 'Rhthym Guitar Clean & Dist',
4: 'Lead Guitar Fill',
5: 'Guitar Harmonics',
```

# Advanced

## MIDI

### Get all notes played in the MIDI track

```python
>>> mid = MIDIParser('sample.mid', track=0)
>>> mid.notes_played()
[{'note': 'C#5', 'time': 18},
{'note': 'C#5', 'time': 30},
{'note': 'B4', 'time': 26},
{'note': 'C5', 'time': 0},
{'note': 'C5', 'time': 28},
{'note': 'C#5', 'time': 28},
{'note': 'C#5', 'time': 30}]
```

### Get key of the track

```python
>>> mid = MIDIParser('sample.mid', track=0)
>>> mid.get_key()
```

## Tabs

### Get all notes to play

You can use this example to generate all the notes to play with their string
and fret positions.

```python
>>> mid = MIDIParser('sample.mid', track=0)
>>> tabs = Tabs(notes=mid.notes_played(), key=mid.get_key())
>>> tabs.generate_notes(tabs.find_start())
[('C#3', 5, 4),
('G#3', 4, 6),
('C#4', 3, 6),
('F4', 2, 6),
('B2', 6, 7),
('D#3', 5, 6),
('F#3', 4, 4),
('B3', 3, 4),
('D#4', 3, 8),
('F#2', 6, 2)]
```

Each tuple here is `(note, string, fret)`

# How it works?

Here's a brief of how it works:

* Fetch a track from the MIDI file
* Find all the notes played and convert from MIDI code values to music notes
* Find a scale for the set of notes extracted
* Find the best position to play the extracted notes using the scale detected

# Limitations

* Works only for guitar solos. Implementation for determination and rendering of
chords is not done yet.
* Works only for standard tuning (E A D G B E)

# Todo

- [ ] Render tabs using Lilypond or some GUI alternative
- [ ] Implement logic to determine and render chords
- [ ] Better the scale detection implementation
- [ ] Transposing
- [ ] Add way to handle non standard tuning
- [ ] More stringed instruments

# License

[MIT](https://github.com/vipul-sharma20/tayuya/blob/master/)

# Credits

Tayuya is made possible by following open source softwares:

* [Mido](https://github.com/mido/mido)
* [Music21](https://github.com/cuthbertLab/music21)

# The name

[Tayuya](https://naruto.fandom.com/wiki/Tayuya) (たゆや)