v0.12.2

Uses a HypriotOS-managed docker container for this

README.md

@@ -13,7 +13,7 @@ Bicubic interpolation with Lanczos anti-alias filtering ensures quality is not s
 As well as image resizing, operations such as
 rotation, extraction, compositing and gamma correction are available.
 
-64-bit Windows and recent Linux systems do not require
+Most Windows (x64), Linux and ARMv6+ systems do not require
 the installation of any external runtime dependencies.
 
 Use with OS X is as simple as running `brew install homebrew/science/vips`
@@ -36,7 +36,7 @@ covers reporting bugs, requesting features and submitting code changes.
 
 ### Licence
 
-Copyright 2013, 2014, 2015 Lovell Fuller and contributors.
+Copyright 2013, 2014, 2015, 2016 Lovell Fuller and contributors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.

binding.gyp

@@ -49,12 +49,12 @@
     'conditions': [
       ['use_global_vips == "true"', {
         # Use pkg-config for include and lib
-        'include_dirs': ['<!(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --cflags vips glib-2.0)'],
+        'include_dirs': ['<!@(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --cflags-only-I vips glib-2.0 | sed s\/-I//g)'],
         'conditions': [
           ['runtime_link == "static"', {
-            'libraries': ['<!(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --libs vips --static)']
+            'libraries': ['<!@(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --libs --static vips)']
           }, {
-            'libraries': ['<!(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --libs vips)']
+            'libraries': ['<!@(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --libs vips)']
           }]
         ]
       }, {

binding.js

@@ -25,7 +25,7 @@ var isFile = function(file) {
   return exists;
 };
 
-var unpack = function(tarPath) {
+var unpack = function(tarPath, done) {
   var extractor = tar.Extract({
     path: __dirname
   });
@@ -34,6 +34,9 @@ var unpack = function(tarPath) {
     if (!isFile(vipsHeaderPath)) {
       error('Could not unpack ' + tarPath);
     }
+    if (typeof done === 'function') {
+      done();
+    }
   });
   fs.createReadStream(tarPath).on('error', error)
     .pipe(zlib.Unzip())
@@ -54,9 +57,9 @@ var error = function(msg) {
 module.exports.download_vips = function() {
   // Has vips been installed locally?
   if (!isFile(vipsHeaderPath)) {
-    // Ensure 64-bit
-    if (process.arch !== 'x64') {
-      error('ARM and 32-bit systems require manual installation - please see http://sharp.dimens.io/en/stable/install/');
+    // Ensure Intel 64-bit or ARM
+    if (process.arch === 'ia32') {
+      error('Intel Architecture 32-bit systems require manual installation - please see http://sharp.dimens.io/en/stable/install/');
     }
     // Ensure libc >= 2.15
     var lddVersion = process.env.LDD_VERSION;
@@ -66,16 +69,22 @@ module.exports.download_vips = function() {
         error('libc version ' + libcVersion + ' requires manual installation - please see http://sharp.dimens.io/en/stable/install/');
       }
     }
-    // Platform-specific .tar.gz
-    var tarFilename = ['libvips', process.env.npm_package_config_libvips, process.platform.substr(0, 3)].join('-') + '.tar.gz';
+    // Arch/platform-specific .tar.gz
+    var platform = (process.arch === 'arm') ? 'arm' : process.platform.substr(0, 3);
+    var tarFilename = ['libvips', process.env.npm_package_config_libvips, platform].join('-') + '.tar.gz';
     var tarPath = path.join(__dirname, 'packaging', tarFilename);
     if (isFile(tarPath)) {
       unpack(tarPath);
     } else {
-      // Download
-      tarPath = path.join(tmp, tarFilename);
+      // Download to per-process temporary file
+      tarPath = path.join(tmp, process.pid + '-' + tarFilename);
       var tmpFile = fs.createWriteStream(tarPath).on('finish', function() {
-        unpack(tarPath);
+        unpack(tarPath, function() {
+          // Attempt to remove temporary file
+          try {
+            fs.unlinkSync(tarPath);
+          } catch (err) {}
+        });
       });
       var options = {
         url: distBaseUrl + tarFilename

docs/api.md

@@ -635,7 +635,7 @@ var counters = sharp.counters(); // { queue: 2, process: 4 }
 _Requires libvips to have been compiled with liborc support_
 
 Improves the performance of `resize`, `blur` and `sharpen` operations
-by taking advantage of the SIMD vector unit of the CPU.
+by taking advantage of the SIMD vector unit of the CPU, e.g. Intel SSE and ARM NEON.
 
 * `enable`, if present, is a boolean where `true` enables and `false` disables the use of SIMD.
 
@@ -650,7 +650,7 @@ have been known to crash under heavy load.
 
 ```javascript
 var simd = sharp.simd();
-// simd is `true` is SIMD is currently enabled
+// simd is `true` if SIMD is currently enabled
 ```
 
 ```javascript

docs/changelog.md

@@ -2,6 +2,24 @@
 
 ### v0.12 - "*look*"
 
+#### v0.12.2 - 16<sup>th</sup> January 2016
+
+* Upgrade libvips to v8.2.0 for improved vips_shrink.
+
+* Add pre-compiled libvips for ARMv6+ CPUs.
+
+* Ensure 16-bit input images work with embed option.
+  [#325](https://github.com/lovell/sharp/issues/325)
+  [@janaz](https://github.com/janaz)
+
+* Allow compilation with gmake to provide FreeBSD support.
+  [#326](https://github.com/lovell/sharp/issues/326)
+  [@c0decafe](https://github.com/c0decafe)
+
+* Attempt to remove temporary file after installation.
+  [#331](https://github.com/lovell/sharp/issues/331)
+  [@dtoubelis](https://github.com/dtoubelis)
+
 #### v0.12.1 - 12<sup>th</sup> December 2015
 
 * Allow use of SIMD vector instructions (via liborc) to be toggled on/off.

docs/install.md

@@ -17,20 +17,21 @@ npm install sharp
 libvips and its dependencies are fetched and stored within `node_modules/sharp` during `npm install`.
 This involves an automated HTTPS download of approximately 6MB.
 
-Most recent 64-bit Linux-based operating systems should "just work", e.g.:
+Most recent Linux-based operating systems running on x64 and ARMv6+ CPUs should "just work", e.g.:
 
 * Debian 7, 8
 * Ubuntu 12.04, 14.04, 14.10, 15.04, 15.10
 * Centos 7
-* Fedora 20, 21
+* Fedora 21, 22, 23
 * openSUSE 13.2
 * Archlinux 2015.06.01
+* Raspbian Jessie
 
 Preference will be given to an existing globally-installed (via `pkg-config`)
 version of libvips that meets the minimum version requirement.
 This allows the use of newer versions of libvips with older versions of sharp.
 
-For older and 32-bit Linux-based operating systems,
+For older Linux-based operating systems and 32-bit Intel CPUs,
 a system-wide installation of the most suitable version of
 libvips and its dependencies can be achieved by running
 the following command as a user with `sudo` access
@@ -77,6 +78,15 @@ This involves an automated HTTPS download of approximately 9MB.
 Only 64-bit (x64) `node.exe` is supported.
 The WebP format is currently unavailable on Windows.
 
+### FreeBSD
+
+libvips must be installed before `npm install` is run.
+This can be achieved via [FreshPorts](https://www.freshports.org/graphics/vips/):
+
+```sh
+cd /usr/ports/graphics/vips/ && make install clean
+```
+
 ### Heroku
 
 [Alessandro Tagliapietra](https://github.com/alex88) maintains an

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sharp",
-  "version": "0.12.1",
+  "version": "0.12.2",
   "author": "Lovell Fuller <npm@lovell.info>",
   "contributors": [
     "Pierre Inglebert <pierre.inglebert@gmail.com>",
@@ -47,28 +47,28 @@
     "vips"
   ],
   "dependencies": {
-    "bluebird": "^3.0.5",
-    "color": "^0.10.1",
-    "nan": "^2.1.0",
+    "bluebird": "^3.1.1",
+    "color": "^0.11.1",
+    "nan": "^2.2.0",
     "semver": "^5.1.0",
     "request": "^2.67.0",
     "tar": "^2.2.1"
   },
   "devDependencies": {
-    "async": "^1.5.0",
+    "async": "^1.5.2",
     "coveralls": "^2.11.6",
     "exif-reader": "^1.0.0",
     "icc": "^0.0.2",
-    "istanbul": "^0.4.0",
+    "istanbul": "^0.4.2",
     "mocha": "^2.3.4",
-    "mocha-jshint": "^2.2.5",
+    "mocha-jshint": "^2.2.6",
     "node-cpplint": "^0.4.0",
-    "rimraf": "^2.4.4",
+    "rimraf": "^2.5.0",
     "bufferutil": "^1.2.1"
   },
   "license": "Apache-2.0",
   "config": {
-    "libvips": "8.1.1"
+    "libvips": "8.2.0"
   },
   "engines": {
     "node": ">=0.10"

packaging/arm-build.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+  echo "Usage: $0 IP"
+  echo "Build libvips for ARM using Docker, where IP is"
+  echo "the address of a Raspberry Pi running HypriotOS"
+  exit 1
+fi
+IP="$1"
+
+echo "Verifying connectivity to $IP"
+if ! ping -c 1 $IP; then
+  echo "Could not connect to $IP"
+  exit 1
+fi
+
+if ! type sshpass >/dev/null; then
+  echo "Please install sshpass"
+  exit 1
+fi
+
+export SSHPASS=hypriot
+
+echo "Copying arm/Dockerfile and arm/build.sh to device"
+sshpass -e scp -o PreferredAuthentications=password -r arm root@${IP}:/root
+
+echo "Building Raspbian-based container"
+sshpass -e ssh -o PreferredAuthentications=password -t root@${IP} "docker build -t vips-dev-arm arm"
+
+echo "Running arm/build.sh within container"
+sshpass -e ssh -o PreferredAuthentications=password -t root@${IP} "docker run -i -t --rm -v \${PWD}/arm:/arm vips-dev-arm sh -c 'cd /arm && ./build.sh' | tee arm/build.log"
+
+echo "Copying resultant tar.gz file from device"
+sshpass -e scp -o PreferredAuthentications=password root@${IP}:/root/arm/*.tar.gz .

packaging/arm-test.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+  echo "Usage: $0 IP"
+  echo "Test sharp on ARM using Docker, where IP is"
+  echo "the address of a Raspberry Pi running HypriotOS"
+  exit 1
+fi
+IP="$1"
+
+echo "Verifying connectivity to $IP"
+if ! ping -c 1 $IP; then
+  echo "Could not connect to $IP"
+  exit 1
+fi
+
+if ! type sshpass >/dev/null; then
+  echo "Please install sshpass"
+  exit 1
+fi
+
+export SSHPASS=hypriot
+
+echo "Copying sharp source to device"
+sshpass -e scp -o PreferredAuthentications=password -r ../../sharp root@${IP}:/root/sharp
+
+echo "Compile and test within container"
+sshpass -e ssh -o PreferredAuthentications=password -t root@${IP} "docker run -i -t --rm -v \${PWD}/sharp:/s hypriot/rpi-node:5 sh -c 'cd /s && npm install --unsafe-perm && npm test'"

packaging/arm/Dockerfile

@@ -0,0 +1,5 @@
+FROM resin/rpi-raspbian:jessie
+MAINTAINER Lovell Fuller <npm@lovell.info>
+
+# Build dependencies
+RUN apt-get update && apt-get install -y build-essential autoconf libtool nasm gtk-doc-tools texinfo curl

packaging/arm/build.sh

@@ -0,0 +1,135 @@
+#!/bin/sh
+
+# To be run inside a Raspbian container
+
+# Working directories
+DEPS=/deps
+TARGET=/target
+mkdir ${DEPS}
+mkdir ${TARGET}
+
+# Common build paths and flags
+export PKG_CONFIG_PATH="${PKG_CONFIG_PATH}:${TARGET}/lib/pkgconfig"
+export PATH="${PATH}:${TARGET}/bin"
+export CPPFLAGS="-I${TARGET}/include"
+export LDFLAGS="-L${TARGET}/lib"
+
+# Dependency version numbers
+VERSION_ZLIB=1.2.8
+VERSION_FFI=3.2.1
+VERSION_GLIB=2.46.2
+VERSION_XML2=2.9.3
+VERSION_GSF=1.14.34
+VERSION_EXIF=0.6.21
+VERSION_JPEG=1.4.2
+VERSION_PNG16=1.6.20
+VERSION_LCMS2=2.7
+VERSION_WEBP=0.5.0
+VERSION_TIFF=4.0.6
+VERSION_MAGICK=6.9.2-10
+VERSION_ORC=0.4.24
+VERSION_VIPS=8.2.0
+
+mkdir ${DEPS}/zlib
+curl -Ls http://zlib.net/zlib-${VERSION_ZLIB}.tar.xz | tar xJC ${DEPS}/zlib --strip-components=1
+cd ${DEPS}/zlib
+./configure --prefix=${TARGET} && make install
+rm ${TARGET}/lib/libz.a
+
+mkdir ${DEPS}/ffi
+curl -Ls ftp://sourceware.org/pub/libffi/libffi-${VERSION_FFI}.tar.gz | tar xzC ${DEPS}/ffi --strip-components=1
+cd ${DEPS}/ffi
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking --disable-builddir && make install-strip
+
+mkdir ${DEPS}/glib
+curl -Ls http://ftp.gnome.org/pub/gnome/sources/glib/2.46/glib-${VERSION_GLIB}.tar.xz | tar xJC ${DEPS}/glib --strip-components=1
+cd ${DEPS}/glib
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/xml2
+curl -Ls http://xmlsoft.org/sources/libxml2-${VERSION_XML2}.tar.gz | tar xzC ${DEPS}/xml2 --strip-components=1
+cd ${DEPS}/xml2
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking --without-python --with-zlib=${TARGET} && make install-strip
+
+mkdir ${DEPS}/gsf
+curl -Ls http://ftp.gnome.org/pub/GNOME/sources/libgsf/1.14/libgsf-${VERSION_GSF}.tar.xz | tar xJC ${DEPS}/gsf --strip-components=1
+cd ${DEPS}/gsf
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/exif
+curl -Ls http://heanet.dl.sourceforge.net/project/libexif/libexif/${VERSION_EXIF}/libexif-${VERSION_EXIF}.tar.bz2 | tar xjC ${DEPS}/exif --strip-components=1
+cd ${DEPS}/exif
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/jpeg
+curl -Ls http://heanet.dl.sourceforge.net/project/libjpeg-turbo/${VERSION_JPEG}/libjpeg-turbo-${VERSION_JPEG}.tar.gz | tar xzC ${DEPS}/jpeg --strip-components=1
+cd ${DEPS}/jpeg
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking --with-jpeg8 --without-turbojpeg && make install-strip
+
+mkdir ${DEPS}/png16
+curl -Ls http://heanet.dl.sourceforge.net/project/libpng/libpng16/${VERSION_PNG16}/libpng-${VERSION_PNG16}.tar.xz | tar xJC ${DEPS}/png16 --strip-components=1
+cd ${DEPS}/png16
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/lcms2
+curl -Ls http://heanet.dl.sourceforge.net/project/lcms/lcms/${VERSION_LCMS2}/lcms2-${VERSION_LCMS2}.tar.gz | tar xzC ${DEPS}/lcms2 --strip-components=1
+cd ${DEPS}/lcms2
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/webp
+curl -Ls http://downloads.webmproject.org/releases/webp/libwebp-${VERSION_WEBP}.tar.gz | tar xzC ${DEPS}/webp --strip-components=1
+cd ${DEPS}/webp
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/tiff
+curl -Ls http://download.osgeo.org/libtiff/tiff-${VERSION_TIFF}.tar.gz /deps/tiff.tar.gz | tar xzC ${DEPS}/tiff --strip-components=1
+cd ${DEPS}/tiff
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+rm ${TARGET}/lib/libtiffxx*
+
+mkdir ${DEPS}/magick
+curl -Ls http://www.imagemagick.org/download/releases/ImageMagick-${VERSION_MAGICK}.tar.xz | tar xJC ${DEPS}/magick --strip-components=1
+cd ${DEPS}/magick
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking --without-magick-plus-plus && make install-strip
+
+mkdir ${DEPS}/orc
+curl -Ls http://gstreamer.freedesktop.org/data/src/orc/orc-${VERSION_ORC}.tar.xz | tar xJC ${DEPS}/orc --strip-components=1
+cd ${DEPS}/orc
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
+
+mkdir ${DEPS}/vips
+curl -Ls http://www.vips.ecs.soton.ac.uk/supported/8.2/vips-${VERSION_VIPS}.tar.gz | tar xzC ${DEPS}/vips --strip-components=1
+cd ${DEPS}/vips
+./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking \
+  --disable-debug --disable-introspection --without-python --without-fftw \
+  --with-zip-includes=${TARGET}/include --with-zip-libraries=${TARGET}/lib \
+  --with-jpeg-includes=${TARGET}/include --with-jpeg-libraries=${TARGET}/lib \
+  && make install-strip
+
+# Remove the C++ bindings
+cd ${TARGET}/include
+rm -rf vips/vipsc++.h vips/vipscpp.h vips/V*.h
+cd ${TARGET}/lib
+rm -rf pkgconfig .libs *.la libvipsCC* libvips-cpp.*
+
+# Create JSON file of version numbers
+cd ${TARGET}
+echo "{\n\
+  \"zlib\": \"${VERSION_ZLIB}\",\n\
+  \"ffi\": \"${VERSION_FFI}\",\n\
+  \"glib\": \"${VERSION_GLIB}\",\n\
+  \"xml\": \"${VERSION_XML2}\",\n\
+  \"gsf\": \"${VERSION_GSF}\",\n\
+  \"exif\": \"${VERSION_EXIF}\",\n\
+  \"jpeg\": \"${VERSION_JPEG}\",\n\
+  \"png\": \"${VERSION_PNG16}\",\n\
+  \"lcms\": \"${VERSION_LCMS2}\",\n\
+  \"webp\": \"${VERSION_WEBP}\",\n\
+  \"tiff\": \"${VERSION_TIFF}\",\n\
+  \"magick\": \"${VERSION_MAGICK}\",\n\
+  \"orc\": \"${VERSION_ORC}\",\n\
+  \"vips\": \"${VERSION_VIPS}\"\n\
+}" >lib/versions.json
+
+# Create .tar.gz
+GZIP=-9 tar czf /arm/libvips-${VERSION_VIPS}-arm.tar.gz include lib

packaging/build.sh

@@ -13,14 +13,14 @@ fi
 
 docker build -t vips-dev-win win
 WIN_CONTAINER_ID=$(docker run -d vips-dev-win)
-docker cp $WIN_CONTAINER_ID:/libvips-8.1.1-win.tar.gz .
+docker cp $WIN_CONTAINER_ID:/libvips-8.2.0-win.tar.gz .
 docker rm $WIN_CONTAINER_ID
 
 # Linux
 
 docker build -t vips-dev-lin lin
 LIN_CONTAINER_ID=$(docker run -d vips-dev-lin)
-docker cp $LIN_CONTAINER_ID:/libvips-8.1.1-lin.tar.gz .
+docker cp $LIN_CONTAINER_ID:/libvips-8.2.0-lin.tar.gz .
 docker rm $LIN_CONTAINER_ID
 
 # Checksums

packaging/lin/Dockerfile

@@ -4,32 +4,32 @@ MAINTAINER Lovell Fuller <npm@lovell.info>
 # Build dependencies
 RUN apt-get update && apt-get install -y build-essential autoconf libtool nasm gtk-doc-tools texinfo
 
-# Working directories
-ENV DEPS /deps
-ENV TARGET /target
+# Create working directories
+ENV DEPS=/deps \
+    TARGET=/target
 RUN mkdir ${DEPS} && mkdir ${TARGET}
 
 # Common build paths and flags
-ENV PKG_CONFIG_PATH ${PKG_CONFIG_PATH}:${TARGET}/lib/pkgconfig
-ENV PATH ${PATH}:${TARGET}/bin
-ENV CPPFLAGS -I${TARGET}/include
-ENV LDFLAGS -L${TARGET}/lib
+ENV PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:${TARGET}/lib/pkgconfig \
+    PATH=${PATH}:${TARGET}/bin \
+    CPPFLAGS=-I${TARGET}/include \
+    LDFLAGS=-L${TARGET}/lib
 
 # Dependency version numbers
-ENV VERSION_ZLIB 1.2.8
-ENV VERSION_FFI 3.2.1
-ENV VERSION_GLIB 2.46.2
-ENV VERSION_XML2 2.9.2
-ENV VERSION_GSF 1.14.34
-ENV VERSION_EXIF 0.6.21
-ENV VERSION_JPEG 1.4.2
-ENV VERSION_PNG16 1.6.19
-ENV VERSION_LCMS2 2.7
-ENV VERSION_WEBP 0.4.4
-ENV VERSION_TIFF 4.0.6
-ENV VERSION_MAGICK 6.9.2-6
-ENV VERSION_ORC 0.4.24
-ENV VERSION_VIPS 8.1.1
+ENV VERSION_ZLIB=1.2.8 \
+    VERSION_FFI=3.2.1 \
+    VERSION_GLIB=2.46.2 \
+    VERSION_XML2=2.9.3 \
+    VERSION_GSF=1.14.34 \
+    VERSION_EXIF=0.6.21 \
+    VERSION_JPEG=1.4.2 \
+    VERSION_PNG16=1.6.20 \
+    VERSION_LCMS2=2.7 \
+    VERSION_WEBP=0.5.0 \
+    VERSION_TIFF=4.0.6 \
+    VERSION_MAGICK=6.9.2-10 \
+    VERSION_ORC=0.4.24 \
+    VERSION_VIPS=8.2.0
 
 RUN mkdir ${DEPS}/zlib
 RUN curl -Ls http://zlib.net/zlib-${VERSION_ZLIB}.tar.xz | tar xJC ${DEPS}/zlib --strip-components=1
@@ -58,22 +58,22 @@ WORKDIR ${DEPS}/gsf
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
 
 RUN mkdir ${DEPS}/exif
-RUN curl -Ls http://kent.dl.sourceforge.net/project/libexif/libexif/${VERSION_EXIF}/libexif-${VERSION_EXIF}.tar.bz2 | tar xjC ${DEPS}/exif --strip-components=1
+RUN curl -Ls http://heanet.dl.sourceforge.net/project/libexif/libexif/${VERSION_EXIF}/libexif-${VERSION_EXIF}.tar.bz2 | tar xjC ${DEPS}/exif --strip-components=1
 WORKDIR ${DEPS}/exif
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
 
 RUN mkdir ${DEPS}/jpeg
-RUN curl -Ls http://kent.dl.sourceforge.net/project/libjpeg-turbo/${VERSION_JPEG}/libjpeg-turbo-${VERSION_JPEG}.tar.gz | tar xzC ${DEPS}/jpeg --strip-components=1
+RUN curl -Ls http://heanet.dl.sourceforge.net/project/libjpeg-turbo/${VERSION_JPEG}/libjpeg-turbo-${VERSION_JPEG}.tar.gz | tar xzC ${DEPS}/jpeg --strip-components=1
 WORKDIR ${DEPS}/jpeg
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking --with-jpeg8 --without-turbojpeg && make install-strip
 
 RUN mkdir ${DEPS}/png16
-RUN curl -Ls http://kent.dl.sourceforge.net/project/libpng/libpng16/${VERSION_PNG16}/libpng-${VERSION_PNG16}.tar.xz | tar xJC ${DEPS}/png16 --strip-components=1
+RUN curl -Ls http://heanet.dl.sourceforge.net/project/libpng/libpng16/${VERSION_PNG16}/libpng-${VERSION_PNG16}.tar.xz | tar xJC ${DEPS}/png16 --strip-components=1
 WORKDIR ${DEPS}/png16
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
 
 RUN mkdir ${DEPS}/lcms2
-RUN curl -Ls http://kent.dl.sourceforge.net/project/lcms/lcms/${VERSION_LCMS2}/lcms2-${VERSION_LCMS2}.tar.gz | tar xzC ${DEPS}/lcms2 --strip-components=1
+RUN curl -Ls http://heanet.dl.sourceforge.net/project/lcms/lcms/${VERSION_LCMS2}/lcms2-${VERSION_LCMS2}.tar.gz | tar xzC ${DEPS}/lcms2 --strip-components=1
 WORKDIR ${DEPS}/lcms2
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
 
@@ -99,7 +99,7 @@ WORKDIR ${DEPS}/orc
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking && make install-strip
 
 RUN mkdir ${DEPS}/vips
-RUN curl -Ls http://www.vips.ecs.soton.ac.uk/supported/8.1/vips-${VERSION_VIPS}.tar.gz | tar xzC ${DEPS}/vips --strip-components=1
+RUN curl -Ls http://www.vips.ecs.soton.ac.uk/supported/8.2/vips-${VERSION_VIPS}.tar.gz | tar xzC ${DEPS}/vips --strip-components=1
 WORKDIR ${DEPS}/vips
 RUN ./configure --prefix=${TARGET} --enable-shared --disable-static --disable-dependency-tracking \
   --disable-debug --disable-introspection --without-python --without-fftw \

packaging/win/Dockerfile

@@ -6,11 +6,12 @@ RUN apt-get update && apt-get install -y curl zip
 # Fetch and unzip
 RUN mkdir /vips
 WORKDIR /vips
-RUN curl -O http://www.vips.ecs.soton.ac.uk/supported/8.1/win32/vips-dev-w64-8.1.1-3.zip
-RUN unzip vips-dev-w64-8.1.1-3.zip
+RUN curl -O http://www.vips.ecs.soton.ac.uk/supported/8.2/win32/vips-dev-w64-8.2.zip
+RUN unzip vips-dev-w64-8.2.zip
 
 # Clean and zip
-WORKDIR /vips/vips-dev-8.1.1
+WORKDIR /vips/vips-dev-8.2
 RUN rm bin/libvipsCC-42.dll bin/libvips-cpp-42.dll bin/libgsf-win32-1-114.dll bin/libstdc++-6.dll
 RUN cp bin/*.dll lib/
-RUN GZIP=-9 tar czf /libvips-8.1.1-win.tar.gz include lib/glib-2.0 lib/libvips.lib lib/libglib-2.0.lib lib/libgobject-2.0.lib lib/*.dll
+RUN cp -r lib64/* lib/
+RUN GZIP=-9 tar czf /libvips-8.2.0-win.tar.gz include lib/glib-2.0 lib/libvips.lib lib/libglib-2.0.lib lib/libgobject-2.0.lib lib/*.dll

preinstall.sh

@@ -9,12 +9,12 @@
 #   * Elementary 0.3
 # * Red Hat Linux
 #   * RHEL/Centos/Scientific 6, 7
-#   * Fedora 21, 22
+#   * Fedora 21, 22, 23
 #   * Amazon Linux 2015.03, 2015.09
 # * OpenSuse 13
 
-vips_version_minimum=7.40.0
-vips_version_latest_major_minor=8.1
+vips_version_minimum=8.2.0
+vips_version_latest_major_minor=8.2
 vips_version_latest_patch=1
 
 openslide_version_minimum=3.4.0
@@ -211,18 +211,8 @@ if [ -f /etc/debian_version ]; then
   DISTRO=$(lsb_release -c -s)
   echo "Detected Debian Linux '$DISTRO'"
   case "$DISTRO" in
-    jessie|vivid|wily)
-      # Debian 8, Ubuntu 15
-      if [ $enable_openslide -eq 1 ]; then
-        echo "Recompiling vips with openslide support"
-        install_libvips_from_source
-      else
-        echo "Installing libvips via apt-get"
-        apt-get install -y libvips-dev libgsf-1-dev
-      fi
-      ;;
-    trusty|utopic|qiana|rebecca|rafaela|freya)
-      # Ubuntu 14, Mint 17
+    jessie|trusty|utopic|vivid|wily|xenial|qiana|rebecca|rafaela|freya)
+      # Debian 8, Ubuntu 14.04+, Mint 17
       echo "Installing libvips dependencies via apt-get"
       apt-get install -y automake build-essential gobject-introspection gtk-doc-tools libglib2.0-dev libjpeg-dev libpng12-dev libwebp-dev libtiff5-dev libexif-dev libgsf-1-dev liblcms2-dev libxml2-dev swig libmagickcore-dev curl
       install_libvips_from_source
@@ -263,18 +253,12 @@ elif [ -f /etc/redhat-release ]; then
       yum install -y --enablerepo=remi libwebp-devel
       install_libvips_from_source "--prefix=/usr"
       ;;
-    "Fedora release 21 "*|"Fedora release 22 "*)
-      # Fedora 21, 22
-      if [ $enable_openslide -eq 1 ]; then
-        echo "Installing libvips dependencies via yum"
-        yum groupinstall -y "Development Tools"
-        yum install -y gcc-c++ gtk-doc libxml2-devel libjpeg-turbo-devel libpng-devel libtiff-devel libexif-devel lcms-devel ImageMagick-devel gobject-introspection-devel libwebp-devel curl
-        echo "Compiling vips with openslide support"
-        install_libvips_from_source "--prefix=/usr"
-      else
-        echo "Installing libvips via yum"
-        yum install -y vips-devel
-      fi
+    "Fedora"*)
+      # Fedora 21, 22, 23
+      echo "Installing libvips dependencies via yum"
+      yum groupinstall -y "Development Tools"
+      yum install -y gcc-c++ gtk-doc libxml2-devel libjpeg-turbo-devel libpng-devel libtiff-devel libexif-devel lcms-devel ImageMagick-devel gobject-introspection-devel libwebp-devel curl
+      install_libvips_from_source "--prefix=/usr"
       ;;
     *)
       # Unsupported RHEL-based OS

src/pipeline.cc

@@ -627,16 +627,6 @@ class PipelineWorker : public AsyncWorker {
     // Crop/embed
     if (image->Xsize != baton->width || image->Ysize != baton->height) {
       if (baton->canvas == Canvas::EMBED) {
-        // Match background colour space, namely sRGB
-        if (image->Type != VIPS_INTERPRETATION_sRGB) {
-          // Convert to sRGB colour space
-          VipsImage *colourspaced;
-          if (vips_colourspace(image, &colourspaced, VIPS_INTERPRETATION_sRGB, nullptr)) {
-            return Error();
-          }
-          vips_object_local(hook, colourspaced);
-          image = colourspaced;
-        }
         // Add non-transparent alpha channel, if required
         if (baton->background[3] < 255.0 && !HasAlpha(image)) {
           // Create single-channel transparency
@@ -661,13 +651,22 @@ class PipelineWorker : public AsyncWorker {
         }
         // Create background
         VipsArrayDouble *background;
+        // Scale up 8-bit values to match 16-bit input image
+        double multiplier = (image->Type == VIPS_INTERPRETATION_RGB16) ? 256.0 : 1.0;
         if (baton->background[3] < 255.0 || HasAlpha(image)) {
-          background = vips_array_double_newv(
-            4, baton->background[0], baton->background[1], baton->background[2], baton->background[3]
+          // RGBA
+          background = vips_array_double_newv(4,
+            baton->background[0] * multiplier,
+            baton->background[1] * multiplier,
+            baton->background[2] * multiplier,
+            baton->background[3] * multiplier
           );
         } else {
-          background = vips_array_double_newv(
-            3, baton->background[0], baton->background[1], baton->background[2]
+          // RGB
+          background = vips_array_double_newv(3,
+            baton->background[0] * multiplier,
+            baton->background[1] * multiplier,
+            baton->background[2] * multiplier
           );
         }
         // Embed

test/unit/embed.js

@@ -68,6 +68,20 @@ describe('Embed', function() {
       });
   });
 
+  it('16-bit PNG with alpha channel', function(done) {
+    sharp(fixtures.inputPngWithTransparency16bit)
+      .resize(32, 16)
+      .embed()
+      .toBuffer(function(err, data, info) {
+        if (err) throw err;
+        assert.strictEqual(true, data.length > 0);
+        assert.strictEqual('png', info.format);
+        assert.strictEqual(32, info.width);
+        assert.strictEqual(16, info.height);
+        fixtures.assertSimilar(fixtures.expected('embed-16bit.png'), data, done);
+      });
+  });
+
   it('Enlarge and embed', function(done) {
     sharp(fixtures.inputPngWithOneColor)
       .embed()