- 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 [ ${expected_nf} -ne ${nf} ]; then
+ echo "Error: invalid frame sequence: ${nf}"
+ echo " previous: ${oldnf}"
+ echo " expected: ${expected_nf}"
+ files=""
+ continue
+ fi
+ fi