[BK-2020-03.git] / user / mp4_make480.sh

#!/bin/bash
# Desc: Reëncodes .mp4 videos in a specified directory.
# Usage: mp4_make480.sh [dir]
# Output: dir   ./out/
#         file  ./out/[files]_480.mp4
# Version: 0.0.1

dir_in="$1";
dir_out="./out";
if [[ $# -ne 1 ]]; then echo "FATAL:No dir specified." 1>&2; exit 1; fi;
if [[ ! -d "$dir_in" ]]; then echo "FATAL:Not a dir:$dir_in" 1>&2; exit 1; fi;
mkdir -p "$dir_out";
declare -p dir_in dir_out;  # debug

while read -r line; do
    path_out=./"$dir_out"/"${line%.mp4}"_480.mp4;
    declare -p line path_out;  # debug
    ffmpeg -nostdin -i "$dir_in" -vf "scale=-2:480" -c:a copy "$path_out";
done < <(find . -mindepth 1 -maxdepth 1 -type f -name "*.mp4")
Commit	Line	Data
27c0d929 SBS	1	#!/bin/bash
	2	# Desc: Reëncodes .mp4 videos in a specified directory.
	3	# Usage: mp4_make480.sh [dir]
	4	# Output: dir ./out/
	5	# file ./out/[files]_480.mp4
	6	# Version: 0.0.1
	7
	8	dir_in="$1";
	9	dir_out="./out";
	10	if [[ $# -ne 1 ]]; then echo "FATAL:No dir specified." 1>&2; exit 1; fi;
	11	if [[ ! -d "$dir_in" ]]; then echo "FATAL:Not a dir:$dir_in" 1>&2; exit 1; fi;
	12	mkdir -p "$dir_out";
	13	declare -p dir_in dir_out; # debug
	14
	15	while read -r line; do
	16	path_out=./"$dir_out"/"${line%.mp4}"_480.mp4;
	17	declare -p line path_out; # debug
	18	ffmpeg -nostdin -i "$dir_in" -vf "scale=-2:480" -c:a copy "$path_out";
	19	done < <(find . -mindepth 1 -maxdepth 1 -type f -name "*.mp4")