Input Folder
				Select the input folder where the EBU STL files are located or to be converted. It 
processes these files only. The file has different capabilities such as text color, 
background color, positioning, alignment, speaker name and number of lines.
Output Folder 
Select the location of output folder where converted files are to be saved. This 
will default to previous location used by the user. The files are saved into a folder 
names as YYYYMMDD-HHMMSS to maintain the uniqueness and prevent the 
overwriting of any existing files. 
Output Format
This is used to select the output format for the conversion. Currently following 
formats are supported by the utility - SubRIP, WebVTT, Swift Text and Echo360.