add libwebp

projects/google.com/webp/package.yml

@@ -0,0 +1,44 @@
+
+distributable:
+   url: https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-{{version}}.tar.gz
+   strip-components: 1
+
+versions:
+  github: webmproject/libwebp/tags # this is a mirror of the official repo
+
+dependencies:
+  giflib.sourceforge.io: ^5
+  libjpeg-turbo.org: ^2
+  libpng.org: ^1
+  simplesystems.org/libtiff: ^4
+
+build:
+  dependencies:
+    tea.xyz/gx/cc: c99
+    tea.xyz/gx/make: '*'
+    # gnu.org/autoconf: '*'
+    # gnu.org/automake: '*'
+    # gnu.org/libtool.org: '*'
+  script: |
+    ./configure $ARGS
+    make --jobs {{ hw.concurrency }} 
+    make install
+  env:
+    ARGS:
+      - --prefix="{{prefix}}"
+
+provides:
+  - bin/cwebp
+  - bin/dwebp
+  - bin/gif2webp
+  - bin/img2webp
+  - bin/vwebp
+  - bin/webpinfo
+  - bin/webpmux
+
+test:
+  dependencies:
+    gnu.org/wget: '*'
+  script: |
+    wget https://webkit.org/blog-files/color-gamut/Shoes-sRGB.jpg
+    img2webp Shoes-sRGB.jpg -o out.webp