#emsco_asset_meta
This filter returns you a ExtractedData object from an asset's hash:
{% set meta = source.file.sha1|emsco_asset_meta %}
{{ meta.locale }}
You can also specify a filename and bypass the 3MB protection:
{% set meta = source.file.sha1|emsco_asset_meta('raport.pdf', true) %}
{{ meta.locale }}
#emsco_guess_locale
This filter returns you a text's locale guessed by Tika:
{{ 'Hello comment allez-vous?'|emsco_guess_locale }}
{# Displays a 'fr' #}