any2aac

#!/bin/bash

INPUT="$1"

OUTPUT=$(perl -C -Mutf8 -pe 's/\.mp4$/.converted.mp4/i' <<< "$INPUT")

YELLOW=$(tput setaf 3)
BLUE=$(tput setaf 4)
RESET=$(tput sgr0)

if [ -a "$OUTPUT" ]; then
	echo "${YELLOW}Skipping $INPUT: $OUTPUT already exists.${RESET}"
else
	echo "${YELLOW}Converting $INPUT...${RESET}"
	ffmpeg -i "$INPUT" -acodec aac "$OUTPUT" > /dev/null 2>&1
	echo "${BLUE}Finished $OUTPUT${RESET}"
fi

dir2aac

#!/bin/bash

GREEN=$(tput setaf 2)
RESET=$(tput sgr0)

find . -iname '*.mp4' -not -iname '*.converted.*' -print0 | xargs -0 -I % -P 2 any2aac %
echo "${GREEN}All done.${RESET}"