Convert all the MP4 mobile video of a folder to HEVC/M4V using ffmpeg

video-convert.sh

#!/bin/bash
DIR=`dirname $(readlink -f $0)`
HEVC_ACTIVE=1

for FILE in *.mp4; do
	[ -f "$FILE" ] || break;

	FILENAME=`basename $FILE .mp4`

	if [[ $HEVC_ACTIVE = 1 ]]; then
			DESTINATION="$FILENAME.mkv"
			FFMPEG_PARAMS="-c:v libx265 -preset ultrafast -x265-params crf=23 -c:a copy"
	else
			DESTINATION="$FILENAME.m4v"
			FFMPEG_PARAMS="-acodec copy -vcodec libx264"
	fi

	echo "Processing $FILE to $DESTINATION..."
	ffmpeg -i $FILE $FFMPEG_PARAMS $DESTINATION -y
done

echo "Done."