#!/bin/bash

set -e   ;   set -u

IDX=0
SPOOL="frames/Spool"
SEQNAME="none"
TMP="WS/tmp.png"
FONTE="Helvetica-Bold"
TEXTCOL="yellow"
STROKOL="darkblue"

source tools/fonctions.sh

# -------------------------------------------------------
#		/!\	this function just copy the
#			file to the spool dir, so 
#			you can use it for tmp pics.
#
copy_a_file ()
{
src="$1"
dstname=$(printf "%s/%05d.png" $SPOOL $IDX)
# echo "$src -> $dstname"
# ln --force --symbolic $src $dstname
cp -f $src $dstname
IDX=$(( IDX + 1 ))
}
# -------------------------------------------------------

linkfarm ()
{
SRC="frames/$1"
echo "linkfarm $SRC" | tee -a WS/log
tools/plot-timing.sh $1

local NBRE=60

for foo in $(seq 0 $NBRE)
do
	copy_a_file "WS/negatif.png"
done

for foo in $(seq 0 $NBRE)
do
	copy_a_file "$SRC/00000.png"
done

for src in "$SRC"/*
do
	copy_a_file $src
done

for foo in $(seq 0 $NBRE)
do
	copy_a_file "$SRC/00359.png"
done
}
# -------------------------------------------------------
faire_le_titre ()
{
echo "faire le titre"

local NBRE=180
local SRC="frames/passage/00059.png"
local GRAY="/dev/shm/tmp-titre.png"

convert -colorspace gray -colors 27 $SRC $GRAY

for foo in $(seq 0 $NBRE)
do
	Ypos=$(( -175 + foo  ))
	convert	 ${GRAY}						\
		-gravity north					\
		-font $FONTE					\
		-pointsize 172					\
		-kerning 6					\
		-fill $TEXTCOL					\
		-strokewidth 3  -stroke $STROKOL		\
		-annotate +0+${Ypos} "HexaCone"	\
		${TMP}
	# identify ${TMP}
	copy_a_file ${TMP}
	printf "."
done
echo
}
# -------------------------------------------------------
faire_la_fin ()
{
local NBRE=180
datetime=$(LANG=fr date -u +"%Y/%m/%d")
echo $datetime | tee -a WS/log

for foo in $(seq 0 $NBRE)
do
	Ypos=$(( foo + 20 ))
	convert	 "WS/negatif.png"				\
		-gravity north					\
		-font $FONTE					\
		-pointsize 86					\
		-kerning 6					\
		-fill $TEXTCOL					\
		-strokewidth 2  -stroke $STROKOL		\
		-annotate +0+${Ypos} \
			"un film de\ntTh des Bourtoulots"	\
		-pointsize 48					\
		-strokewidth 1					\
		-gravity south					\
		-annotate +0+170 "${datetime}"		\
		${TMP}
	# identify ${TMP}
	copy_a_file ${TMP}
	printf "."
done
echo
}
# -------------------------------------------------------

figlet "Link farmer"

rm -f frames/Spool/*.png

# tools/plot-timing.sh 
faire_le_titre

linkfarm hexabenz
linkfarm hexacone
linkfarm escadrille
linkfarm topview
linkfarm passage
linkfarm scene
linkfarm orbite

linkfarm essai

tools/plot-timing.sh 
faire_la_fin

ff_encodage Spool full.mp4

nb=$(( $IDX - 1 ))
echo "linkfarmed $nb files" | tee -a WS/log