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authorkatherine <shmibs@shmibbles.me>2017-03-28 19:42:23 -0700
committerkatherine <shmibs@shmibbles.me>2017-03-28 19:42:23 -0700
commitbfb8dafca0887235828abf1998091aa8b8f50f09 (patch)
tree9c6795861d646dc56702c58d2391e51f23b2f5b7 /.config/init/funcs
parent071ca34f3649ef7df2c1d031f68415f0aceec467 (diff)
downloaddotfiles-bfb8dafca0887235828abf1998091aa8b8f50f09.tar.gz
move make-gif to submodule
Diffstat (limited to '.config/init/funcs')
l---------[-rwxr-xr-x].config/init/funcs/make-gif203
1 files changed, 1 insertions, 202 deletions
diff --git a/.config/init/funcs/make-gif b/.config/init/funcs/make-gif
index 320a4a0..b4f7b30 100755..120000
--- a/.config/init/funcs/make-gif
+++ b/.config/init/funcs/make-gif
@@ -1,202 +1 @@
-#!/usr/bin/env zsh
-# export a clip from a video as a gif
-
-local callstr="$0"
-local hasgsic=$(whence gifsicle)
-
-print_error() {
- echo -e "\e[1;31merror:\e[0m $1\n"
-}
-
-usage() {
- [[ "$1" != "" ]] && print_error $1
- echo "Usage: $callstr [OPTIONS...] <infile> <outfile>"
- echo ""
- echo " description option default val"
- echo " start time -s <time> 00:00:00"
- 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"
- [[ $hasgsic ]] && echo "optimise with gifsicle -g"
- echo " print this help -h"
- exit 1
-}
-
-# preface used to ensure unique inputs, just in case links exist. see below
-local tmp_pref
-
-rm_tmps() {
- rm -f ${tmp_pref}-palette.png
- rm -f ${tmp_pref}-in
-}
-
-abort() {
- [[ "$1" != "" ]] && print_error $1
- rm_tmps
- exit 1
-}
-
-local start="00:00:00"
-local length=""
-local fps=10
-local width=480
-local subs=""
-local strack=0
-local gsic=""
-
-local timepat='^(([0-9][0-9]:){1,2}[0-9][0-9]|[0-9]+)(\.[0-9]+){0,1}$'
-local numpat='^[1-9][0-9]*(\.[0-9]+){0,1}$'
-local intpat='^[1-9][0-9]*$'
-local zintpat='^[0-9]+$'
-
-# tmp var used to hold '-t' if length is used
-local t=""
-
-# really annoying, but no other good way to do optional args
-if [[ $hasgsic ]]; then
- while getopts :s:t:f:w:bhn:g opt; do
- case "$opt" in
- s)
- [[ ! $(echo $OPTARG | grep -oE "$timepat") ]] \
- && usage "malformed start timestamp"
- start="$OPTARG"
- ;;
- t)
- [[ ! $(echo $OPTARG | grep -oE "$numpat") ]] \
- && usage "length must be a positive rational number"
- length=$OPTARG
- t="-t"
- ;;
- f)
- [[ ! $(echo $OPTARG | grep -oE "$numpat") ]] \
- && usage "fps must be a positive rational number"
- fps=$OPTARG
- ;;
- w)
- [[ ! $(echo $OPTARG | grep -oE "$intpat") ]] \
- && usage "width must be a positive integer"
- width=$OPTARG
- ;;
- b) subs=true ;;
- n)
- [[ ! $(echo $OPTARG | grep -oE "$zintpat") ]] \
- && usage "sub track index must be a non-negative integer"
- strack=$OPTARG
- ;;
- g) gsic=true ;;
- h) usage ;;
- [?]) usage "unrecognised option" ;;
- esac
- done
-else
- while getopts :s:t:f:w:bhn: opt; do
- case "$opt" in
- s)
- [[ ! $(echo $OPTARG | grep -oE "$timepat") ]] \
- && usage "malformed start timestamp"
- start="$OPTARG"
- ;;
- t)
- [[ ! $(echo $OPTARG | grep -oE "$numpat") ]] \
- && usage "length must be a positive rational number"
- length=$OPTARG
- t="-t"
- ;;
- f)
- [[ ! $(echo $OPTARG | grep -oE "$numpat") ]] \
- && usage "fps must be a positive rational number"
- fps=$OPTARG
- ;;
- w)
- [[ ! $(echo $OPTARG | grep -oE "$intpat") ]] \
- && usage "width must be a positive integer"
- width=$OPTARG
- ;;
- b) subs=true ;;
- n)
- [[ ! $(echo $OPTARG | grep -oE "$zintpat") ]] \
- && usage "sub track index must be a non-negative integer"
- strack=$OPTARG
- ;;
- h) usage ;;
- [?]) usage "unrecognised option" ;;
- esac
- done
-fi
-shift $OPTIND-1
-
-# check some error conditions
-[[ ${#@} -gt 2 ]] && usage "trailing arguments detected"
-
-[[ ${#@} -lt 2 ]] && usage "no output file specified"
-
-[[ "${2:e}" != "gif" ]] && usage "output file must have a .gif file extension"
-
-[[ "$1" != "%d.png" ]] && [[ ! -f "$1" ]] && usage "input file not found"
-
-# make links
-tmp_pref="make-gif"
-tmp_pref="${2:h}/$tmp_pref"
-
-echo $tmp_pref
-
-while [[ -f "${tmp_pref}-palette.png" ]] || [[ -f "${tmp_pref}-in" ]]; do
- tmp_pref="${tmp_pref}-1"
-done
-
-ln -s "${1:a}" "${tmp_pref}-in" \
- || abort "could not write to output dir"
-
-# get output height using aspect ratio
-local height
-local as
-
-height=-1
-ffprobe -loglevel -8 -print_format json -show_streams "${tmp_pref}-in" \
- | grep -m 1 display_aspect_ratio | grep -Eo '[0-9]+:[0-9]+' \
- | IFS=':' read -A as
-[[ "$as" != "" ]] && let "height = ${width} * ${as[2]} / ${as[1]}"
-
-# convert
-if [[ $subs ]]; then
- echo "pass 1..."
- ffmpeg -loglevel 16 -y -ss $start $t $length -i "${tmp_pref}-in" -copyts \
- -vf "subtitles=${tmp_pref}-in:si=$strack,setsar=1/1,fps=$fps,scale=${width}:${height}:flags=lanczos,palettegen" \
- ${tmp_pref}-palette.png
- [[ $? -ne 0 ]] && fferr=true
- [[ ! $fferr ]] && echo "pass 2..." && ffmpeg -loglevel 24 \
- -ss $start $t $length \
- -i "${tmp_pref}-in" -i ${tmp_pref}-palette.png \
- -copyts -filter_complex \
- "subtitles=${tmp_pref}-in:si=$strack,setsar=1/1,fps=$fps,scale=${width}:${height}:flags=lanczos[x];[x][1:v]paletteuse" \
- "$2" || abort
- [[ $? -ne 0 ]] && fferr=true
-else
- echo "pass 1..."
- ffmpeg -loglevel 16 -y -ss "$start" $t $length -i "${tmp_pref}-in" \
- -vf "setsar=1/1,fps=$fps,scale=${width}:${height}:flags=lanczos,palettegen" \
- ${tmp_pref}-palette.png
- [[ $? -ne 0 ]] && fferr=true
- [[ ! $fferr ]] && echo "pass 2..." && ffmpeg -loglevel 24 \
- -ss $start $t $length \
- -i "${tmp_pref}-in" -i ${tmp_pref}-palette.png -filter_complex \
- "setsar=1/1,fps=$fps,scale=${width}:${height}:flags=lanczos[x];[x][1:v]paletteuse" \
- "$2"
- [[ $? -ne 0 ]] && fferr=true
-fi
-
-[[ $fferr ]] && abort
-rm_tmps
-
-# gifsicle
-if [[ -f "$2" && $gsic ]]; then
- local gsictmp="$2.out"
- while [[ -f "$gsictmp" ]]; do
- gsictmp="$gsictmp.out"
- done
- echo "optimising..."
- gifsicle -O3 -i "$2" -o "$gsictmp"
- [[ $? -eq 0 ]] && rm -f "$2" && mv "$gsictmp" "$2"
-fi
+../submodules/make-gif/make-gif \ No newline at end of file