#!/bin/bash

INPUT=`realpath "${1}"`
OUTPUT=`realpath "${2}"`
INVERT="${3}"

if [[ "${INVERT}" == "" ]]; then
	INVERT="false"
else
	INVERT="true"
fi

WIDTH=404
HEIGHT=374
DOTSIZE=4
MAXGENERATIONS=25
MAXPARTICLES=500
MINDOTSIZE=0.8
LINE=0.8
FILL=true
MODE="stipple"

IMAGES=""

#files in dir
for png in "${INPUT}/"*.png ; do
	filename=`basename "${png}"`
	name=`echo "${filename}" | cut -d'.' -f1`
	num=`echo "${name}" | awk -F'_' '{print $(NF)}'`
	tmp=`mktemp`.png
	bash white.sh "${png}" "${tmp}"
	cd ~/src/stipple_gen/
	if [ "${IMAGES}" == "" ]; then
		part=`echo "${name}" | awk -F'_0' '{print $1}'`
		IMAGES="${OUTPUT}/${part}_%06d_rendered.png"
		VIDEO="${OUTPUT}/${part}.mov"
	fi
	bash stipple_gen.sh \
		--inputImage "${tmp}" \
		--outputImage "${OUTPUT}/${name}_rendered.png" \
		--outputSVG "${OUTPUT}/${name}.svg" \
		--canvasWidth $WIDTH \
		--canvasHeight $HEIGHT \
		--dotSizeFactor $DOTSIZE \
		--windowWidth $WIDTH \
		--windowHeight $HEIGHT \
		--maxGenerations $MAXGENERATIONS \
		--minDotSize $MINDOTSIZE \
		--line $LINE \
		--fill $FILL \
		--maxParticles $MAXPARTICLES \
		--mode $MODE \
		--invert $INVERT
	rm "${tmp}"
	cd ~/src/animation/
	if [ "${MODE}" != "tsp" ]; then
		opt=`mktemp`.svg
		svgsort "${OUTPUT}/${name}.svg" "${opt}"
		mv "${opt}" "${OUTPUT}/${name}.svg"
	fi
done

ffmpeg -r 12 -f image2 -i "${IMAGES}" \
	-c:v prores_ks -profile:v 3 \
	"${VIDEO}"