# Audio/Subtitle Language Count Overlay
The `language_count` Default Overlay File is used to create an overlay based on the number of audio/subtitle languages available on each item within your library.
![](images/language_count.png)
## Requirements & Recommendations
Supported Overlay Level: Movie, Show, Season, Episode
## Supported Audio/Subtitle Languages
| Audio/Subtitle Languages | Key | Weight |
|:-------------------------|:--------|:-------|
| Dual | `dual` | `20` |
| Multi | `multi` | `10` |
## Config
The below YAML in your config.yml will create the overlays:
```yaml
libraries:
Movies:
overlay_files:
- pmm: language_count
TV Shows:
overlay_files:
- pmm: language_count
- pmm: language_count
template_variables:
builder_level: season
- pmm: language_count
template_variables:
builder_level: episode
```
## Template Variable Default Values
Template Variables can be used to manipulate the file in various ways to slightly change how it works without having to make your own local copy.
| Variable | Default / Values |
|:-----------------------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `horizontal_offset` | `0` |
| `horizontal_align` | `center` |
| `vertical_offset` | `30` |
| `vertical_align` | `bottom` |
| `back_color` | `#00000099` |
| `back_radius` | `30` |
| `back_width` | `188` |
| `back_height` | `105` |
| `use_subtitles` | **Description:** Controls if the overlay is based on subtitle language instead of audio language.
**Values:** `true` to look at subtitle language instead of audio language |
| `minimum` | **Description:** Choose the minimum for the `multi` Overlay.
**Default:** `2`
**Values:** Any Number |
| `builder_level` | **Description:** Choose the Overlay Level.
**Values:** `season` or `episode` |
| `weight_<>`1 | **Description:** Controls the weight of the Overlay. Higher numbers have priority.
**Values:** Any Number |
1. Each default overlay has a `key` that when calling to effect a specific overlay you must replace `<>` with when calling.
{%
include-markdown "../overlay_variables.md"
%}
## Example Template Variable Amendments
The below is an example config.yml extract with some Template Variables added in to change how the file works.
```yaml
libraries:
Movies:
overlay_files:
- pmm: language_count
template_variables:
use_subtitles: true
```