diff options
| -rwxr-xr-x | build/image-optimization.sh | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/build/image-optimization.sh b/build/image-optimization.sh index 6d494b8ddb7..e559d8552f6 100755 --- a/build/image-optimization.sh +++ b/build/image-optimization.sh @@ -1,5 +1,25 @@ #!/usr/bin/env bash +set -e + +OPTIPNG=$(which optipng) +if ! [ -x "$OPTIPNG" ]; then + echo "optipng executable not found, please install" >&2 + exit 1 +fi +JPEGOPTIM=$(which jpegoptim) +if ! [ -x "$JPEGOPTIM" ]; then + echo "jpegoptim executable not found, please install" >&2 + exit 2 +fi +SCOUR=$(which scour) +if ! [ -x "$SCOUR" ]; then + echo "scour executable not found, please install" >&2 + exit 3 +fi + +set +e + CHECK_DIR='../' if [[ -d "$1" ]]; then CHECK_DIR=$1 @@ -20,7 +40,7 @@ function recursive_optimize_images() { do [[ -e "$png" ]] || break - optipng -o6 -strip all "$png" + $OPTIPNG -o6 -strip all "$png" done # Optimize all JPGs @@ -28,7 +48,7 @@ function recursive_optimize_images() { do [[ -e "$jpg" ]] || break - jpegoptim --strip-all "$jpg" + $JPEGOPTIM --strip-all "$jpg" done # Optimize all SVGs @@ -37,7 +57,7 @@ function recursive_optimize_images() { [[ -e "$svg" ]] || break mv $svg $svg.opttmp - scour --create-groups \ + $SCOUR --create-groups \ --enable-id-stripping \ --enable-comment-stripping \ --shorten-ids \ |