Create an SRT file from a VideoSubFinder TXTImages folder

txtImages2srt.sh

#!/bin/bash
outfile="output.srt" 

main(){
    i=0
    for filename in *.txt; do
	no_unders="${filename//_}"
	start_hour="${no_unders:0:1}" 
	start_min="${no_unders:1:2}"
	start_sec="${no_unders:3:2}"
	start_ms="${no_unders:5:3}"
	end_hour="${no_unders:8:1}" 
	end_min="${no_unders:9:2}"
	end_sec="${no_unders:11:2}"
	end_ms="${no_unders:13:3}"
	echo "$i"
	echo "0$start_hour:$start_min:$start_sec,$start_ms --> 0$end_hour:$end_min:$end_sec,$end_ms"
	cat $filename | tr '\n' ' '
	echo -e "\n"
	i=$((i+1))
    done
}

echo "Writing $outfile, please wait..."
main > $outfile
echo "Done!"