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------- Main Lua Script ------
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---------- Variables ---------
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-- path to traverse
local path=''

-- file type to look for to examine
local file_type='m4a'

-- encoding to convert from
local input_encoding='alac'

-- encoding to convert TODO
local output_encoding='flac'

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-------- Functions -----------
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---------- Body --------------
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-- TODO: check if ffmpeg is installed/available
-- TODO: Loop through the path provided
-- TODO: Check if the file is the file_type
-- TODO: Check if the file has the encoding of ALAC