scripts/sub_extract_convert

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#!/usr/bin/env bash
# usage: $scriptname $files $output_sub_format
output_sub_format=${@: -1}
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for i in "$@"
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do
if [ ! -e "$i" ];
then
echo "File does not exist."
continue
fi
index=$(ffprobe -v 8 -show_streams -select_streams s "$i" | grep index | cut --delimiter="=" -f 2)
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if [ -z "$index" ];
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then
echo "No subtitle streams found."
exit
fi
ffprobe -v 8 -show_streams -select_streams "$i"
filename=${i%.*}
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mkvextract "$i" tracks "$index":"${filename}.en.ass"
if [ -n "$1" ];
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then
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subtitleedit /convert "${filename}.en.ass" "$output_sub_format" 2>/dev/null | grep --color=none ass
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fi
done