jpegoptim is hereby FIRED (causes chroma subsampling)
authorRudolf Polzer <divverent@alientrap.org>
Sun, 7 Nov 2010 13:52:09 +0000 (14:52 +0100)
committerRudolf Polzer <divverent@alientrap.org>
Sun, 7 Nov 2010 13:52:09 +0000 (14:52 +0100)
misc/tools/cached-converter.sh

index 79956b021fc727383ee280206108e8a91c7a38f3..be4d5b6df598353c5cbe98465369142505e44860 100755 (executable)
@@ -99,15 +99,33 @@ reduce_jpeg2_jpeg2()
        ia=$1; shift
        o=$1; shift
        oa=$1; shift
-       cp "$i" "$o" && jpegoptim --strip-all -m"$1" "$o" && \
-       cp "$ia" "$oa" && jpegoptim --strip-all -m"$2" "$oa"
+       if convert "$i" TGA:- | cjpeg -targa -quality "$1" -optimize -sample 1x1,1x1,1x1 > "$o"; then
+               if [ "`stat -c %s "$i"`" -lt "`stat -c %s "$o"`" ]; then
+                       cp "$i" "$o"
+               fi
+       else
+               return 0
+       fi
+       if convert "$ia" TGA:- | cjpeg -targa -quality "$2" -optimize -sample 1x1,1x1,1x1 > "$oa"; then
+               if [ "`stat -c %s "$ia"`" -lt "`stat -c %s "$oa"`" ]; then
+                       cp "$ia" "$oa"
+               fi
+       else
+               return 1
+       fi
 }
 
 reduce_jpeg_jpeg()
 {
        i=$1; shift; shift
        o=$1; shift; shift
-       cp "$i" "$o" && jpegoptim --strip-all -m"$1" "$o"
+       if convert "$i" TGA:- | cjpeg -targa -quality "$1" -optimize -sample 1x1,1x1,1x1 > "$o"; then
+               if [ "`stat -c %s "$i"`" -lt "`stat -c %s "$o"`" ]; then
+                       cp "$i" "$o"
+               fi
+       else
+               return 0
+       fi
 }
 
 reduce_ogg_ogg()
@@ -140,10 +158,16 @@ reduce_rgba_jpeg2()
        i=$1; shift; shift
        o=$1; shift
        oa=$1; shift
-       convert "$i" -alpha off     -quality 100 "$o" && \
-       convert "$i" -alpha extract -quality 100 "$oa" && \
-       jpegoptim --strip-all -m"$1" "$o" && \
-       jpegoptim --strip-all -m"$2" "$oa"
+       if convert "$i" TGA:- | cjpeg -targa -quality "$1" -optimize -sample 1x1,1x1,1x1 > "$o"; then
+               :
+       else
+               return 0
+       fi
+       if convert "$ia" TGA:- | cjpeg -targa -quality "$2" -optimize -sample 1x1,1x1,1x1 > "$oa"; then
+               :
+       else
+               return 1
+       fi
 }
 
 reduce_rgb_dds()
@@ -158,8 +182,11 @@ reduce_rgb_jpeg()
 {
        i=$1; shift; shift
        o=$1; shift; shift
-       convert "$i" -quality 100 "$o" && \
-       jpegoptim --strip-all -m"$1" "$o"
+       if convert "$i" TGA:- | cjpeg -targa -quality "$1" -optimize -sample 1x1,1x1,1x1 > "$o"; then
+               :
+       else
+               return 0
+       fi
 }
 
 has_alpha()