Mercurial > mxe-octave

view tools/create-screenshot-for-doc @ 4059:b5a28d770997

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
of-communications, of-octcdf: update patch for default repo of octave * src/of-communications-1-fixes.patch: update patch * src/of-octcdf-1-cross-fixes.patch: update patch
author John Donoghue
date Wed, 25 Nov 2015 12:29:03 -0500
parents 14b3f5ea78ae
children
line wrap: on
line source

#!/usr/bin/env bash
set -eu

if [ "$#" -ne 2 ]; then
    echo
    echo "Syntax: $0 [IMAGE.png] [NAME]"
    echo
    echo 'IMAGE.png -> screenshot-NAME.png + screenshot-NAME-small.png'
    echo
    exit 1
fi

set -v

IMAGE_FILE="$1"
NAME="$2"

cat "$IMAGE_FILE" \
| pngtopnm \
| pnmtopng -compression 9 \
> "screenshot-$NAME.png"

cat "screenshot-$NAME.png" \
| pngtopnm \
| pnmscale -ysize 128 \
> "screenshot-$NAME-small.pnm"

pnmquant 256 "screenshot-$NAME-small.pnm" \
| pnmtopng -compression 9 \
> "screenshot-$NAME-small.png"

rm -f "screenshot-$NAME-small.pnm"