# MidiFreq

Elixir utility functions for MIDI number to frequency conversions.

## Usage

```elixir
  ## Examples
      iex> MidiFreq.freq(69)
      440.0

      iex> MidiFreq.freq(69.5)
      452.8929841231365

      iex> MidiFreq.freq(69, _base_freq = 432)
      432.0

      iex> MidiFreq.midi(440)
      69

      iex> MidiFreq.midi(452.8929841231365)
      69.5

      iex> MidiFreq.midi(432.0, _base_freq = 432)
      69
```

## Installation

If [available in Hex](https://hex.pm/docs/publish), the package can be installed
by adding `midi_freq` to your list of dependencies in `mix.exs`:

```elixir
def deps do
  [
    {:midi_freq, "~> 0.1.0"}
  ]
end
```

Documentation can be generated with [ExDoc](https://github.com/elixir-lang/ex_doc)
and published on [HexDocs](https://hexdocs.pm). Once published, the docs can
be found at <https://hexdocs.pm/midi_freq>.