diff options
| -rwxr-xr-x | make-gif | 33 |
1 files changed, 19 insertions, 14 deletions
@@ -17,8 +17,7 @@ usage() { echo " length in seconds -t <num> full length" echo " gif fps -f <num> 10" echo " gif pixel width -w <num> 480" - echo " use subtitles -b" - echo " use subtitle track -n <int> 0" + echo " use subtitle track -b <int> none" [[ $hasgsic ]] && echo "optimise with gifsicle -g" echo " print this help -h" exit 1 @@ -28,8 +27,10 @@ usage() { local tmp_pref rm_tmps() { - rm -f ${tmp_pref}-palette.png - rm -f ${tmp_pref}-in + if [[ ${tmp_pref} ]]; then + rm -f ${tmp_pref}-palette.png + rm -f ${tmp_pref}-in + fi } abort() { @@ -38,6 +39,8 @@ abort() { exit 1 } +trap 'abort' SIGABRT SIGHUP SIGINT SIGQUIT SIGTERM + local start="00:00:00" local length="" local fps=10 @@ -79,11 +82,11 @@ if [[ $hasgsic ]]; then && usage "width must be a positive integer" width=$OPTARG ;; - b) subs=true ;; - n) + b) [[ ! $(echo $OPTARG | grep -oE "$zintpat") ]] \ && usage "sub track index must be a non-negative integer" strack=$OPTARG + subs=true ;; g) gsic=true ;; h) usage ;; @@ -114,11 +117,11 @@ else && usage "width must be a positive integer" width=$OPTARG ;; - b) subs=true ;; - n) + b) [[ ! $(echo $OPTARG | grep -oE "$zintpat") ]] \ && usage "sub track index must be a non-negative integer" strack=$OPTARG + subs=true ;; h) usage ;; [?]) usage "unrecognised option" ;; @@ -137,15 +140,17 @@ shift $OPTIND-1 [[ "$1" != "%d.png" ]] && [[ ! -f "$1" ]] && usage "input file not found" # make links -tmp_pref="make-gif" -tmp_pref="${2:h}/$tmp_pref" - -echo $tmp_pref +local tmp_pref_i +tmp_pref_i="make-gif" +tmp_pref_i="${2:h}/${tmp_pref_i}" -while [[ -f "${tmp_pref}-palette.png" ]] || [[ -f "${tmp_pref}-in" ]]; do - tmp_pref="${tmp_pref}-1" +while [[ -f "${tmp_pref_i}-palette.png" ]] || [[ -f "${tmp_pref_i}-in" ]]; do + tmp_pref_i="${tmp_pref_i}-1" done +tmp_pref="${tmp_pref_i}" + + ln -s "${1:a}" "${tmp_pref}-in" \ || abort "could not write to output dir" |