# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2023 Hugo Villeneuve <hugo@hugovil.com>
+# Abort on all errors
+set -e
+
PROG_NAME=$(basename $0)
# Set default values
fps=8
debug=0
-
+trames=1
SED=sed
# -limit memory 5000mb -limit disk 5gb
# Arg1: layer
function get_size()
{
- cat ${layers} | grep "${1}" | ${SED} "s/.*geometry:\([0-9]\+x[0-9]\+\).*/\1/g"
+ cat ${layers} | grep -m 1 "${1}" | ${SED} "s/.*geometry:\([0-9]\+x[0-9]\+\).*/\1/g"
}
# Arg1: layer
# Arg1: line
function get_frame_id()
{
- frame=$(echo "${1}" | grep -e "label:[0-9]" | ${SED} "s/label:\([0-9]\+\),.*/\1/g")
+ frame=$(echo "${1}" | grep -e "label:[0-9]\+," | ${SED} "s/label:\([0-9]\+\),.*/\1/g")
if [ x"${frame}" = x"" ]; then
- return 1
+ echo ""
else
echo "${frame}"
- return 0
fi
}
echo
echo "Options:"
echo " -d affiche les informations de debug"
+ echo " -f ne regénère pas les trames, mais uniquement la séquence vidéo"
echo " -r nombre de trames par seconde (FPS)"
echo " -h affiche ce message d'aide"
}
-while getopts "dhr:" flag ;do
+while getopts "dhfr:" flag ;do
case ${flag} in
d)
debug="1"
;;
+ f)
+ trames=0
+ ;;
r)
fps="${OPTARG}"
;;
if [ ! -d ${dest} ]; then
mkdir ${dest}
- # rm -rf ${dest}
fi
for tool in convert composite identify; do
fi
done
-identify ${IM_OPS} -verbose -format "label:%l,geometry:%g\n" ${src} > ${layers}
+if [ ${trames} -eq 1 ]; then
+ identify ${IM_OPS} -verbose -format "label:%l,geometry:%g\n" ${src} > ${layers}
-# Ignore empty labels:
-${SED} -i -e /label:,.*/d ${layers}
+ # Ignore empty labels:
+ ${SED} -i -e /label:,.*/d ${layers}
-# Extract global frame size:
-size=$(get_size "${main_layer}")
+ # Extract global frame size:
+ size=$(get_size "${main_layer}")
-log_dbg "CANVAS SIZE=${size}"
+ log_dbg "CANVAS SIZE=${size}"
-# Create background frame:
-convert -size ${size} xc:none ${dest}/background.png
+ # Create background frame:
+ convert -size ${size} xc:none ${dest}/background.png
-# Remove first line (Layer 558):
-${SED} -i -e '1d' ${layers}
+ # Remove first line (Layer 558):
+ ${SED} -i -e '1d' ${layers}
-# Will start at frame 2 at first loop iteration
-f=1
+ # Will start at frame 2 at first loop iteration
+ f=1
-files=""
+ nf=""
+ oldnf=""
+ files=""
-while read l; do
- f=$((${f} + 1))
+ while read l; do
+ f=$((${f} + 1))
- label=$(get_label "${l}")
- p=$(get_pos "${l}")
- nf=$(get_frame_id "${l}")
+ label=$(get_label "${l}")
+ p=$(get_pos "${l}")
+ nf=$(get_frame_id "${l}")
- log_dbg "Couche ${f}"
- log_dbg " nom: ${label}"
- log_dbg " pos: ${p}"
+ log_dbg "Couche ${f}"
+ log_dbg " nom: ${label}"
+ log_dbg " pos: ${p}"
- if is_skip_label "${label}"; then
- log_dbg " skip..."
- continue
- fi
+ if is_skip_label "${label}"; then
+ log_dbg " skip..."
+ continue
+ fi
- files="${files} -page ${p} ${src}[${f}]"
+ files="${files} -page ${p} ${src}[${f}]"
- if [ x"${nf}" != x"" ]; then
- log_dbg "New frame ID: ${nf}"
- convert -page +0+0 ${dest}/background.png ${files} -background none -layers merge ${dest}/f${nf}.png
- files=""
- fi
+ if [ x"${nf}" != x"" ]; then
+ # Only check expected frame if oldnf is set...
+ if [ x"${oldnf}" != x"" ]; then
+ expected_nf=$((${oldnf} + 1))
-done <${layers}
+ if [ ${expected_nf} -ne ${nf} ]; then
+ echo "Error: invalid frame sequence: ${nf}"
+ echo " previous: ${oldnf}"
+ echo " expected: ${expected_nf}"
+ files=""
+ continue
+ fi
+ fi
+
+ log_dbg "New frame ID: ${nf}"
+ convert -colorspace sRGB -page +0+0 ${dest}/background.png ${files} -background none -layers merge ${dest}/f${nf}.png
+ files=""
+ oldnf="${nf}"
+ fi
+ done <${layers}
+fi
if which ffmpeg 1> /dev/null 2>&1; then
# Conversion vidéo: