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#!/bin/sh
usage() {
echo "Crop a video file using ffmpeg."
echo ""
echo "Usage: cutvideo [file_name] [position] [duration]"
echo ""
echo "Arguments:"
echo " file_name: The name of the video file (e.g., video.mp4)."
echo " position: The start position in the format HH:MM:SS (e.g., 00:00:00)."
echo " duration: The duration in seconds from the start position (e.g., 10)."
echo ""
echo "Example:"
echo " cutvideo ~/Video/video.mp4 00:01:00 10"
echo " This will create a 10-second cut starting at 00:01:00 in the video.mp4 file."
exit 1
}
[ -z "$1" ] && echo "Target file missing" && usage
[ -z "$2" ] && echo "Target position missing" && usage
[ -z "$3" ] && echo "Target duration missing" && usage
file="$1"
filename="${file%%.*}"
ext="${file##*.}"
num=1
# Find a unique filename by incrementing num
if [ -f "${filename}_cut.${ext}" ]; then
while [ -f "${filename}_cut_$(printf "%02d" "$num").${ext}" ]; do
num=$((num + 1))
done
new_filename="${filename}_cut_$(printf "%02d" "$num").${ext}"
else
new_filename="${filename}_cut.${ext}"
fi
# Perform the cut using ffmpeg
ffmpeg -hide_banner -ss "$2" -to "$3" -i "$file" -c copy "$new_filename"
echo "Created file: $new_filename"
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