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factor
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remove some misguided code,oops

db4
Doug Coleman 2009-09-26 20:34:10 -05:00
parent 030351ef87
commit 4bc6b302cf
1 changed files with 1 additions and 9 deletions
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10
basis/images/png/png.factor
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@ -78,7 +78,6 @@ ERROR: bad-checksum ;
ERROR: unknown-color-type n ;
ERROR: unimplemented-color-type image ;
ERROR: unknown-filter-method image ;
: inflate-data ( loading-png -- bytes )
find-compressed-bytes zlib-inflate ;
@ -117,15 +116,8 @@ ERROR: unknown-filter-method image ;
png-unfilter-line
] map B{ } concat-as ;
: filter-png ( groups loading-png -- byte-array )
filter-method>> {
{ filter-none [ reverse-png-filter ] }
[ unknown-filter-method ]
} case ;
: png-image-bytes ( loading-png -- byte-array )
[ [ inflate-data ] [ png-group-width ] bi group ]
[ filter-png ] bi ;
[ inflate-data ] [ png-group-width ] bi group reverse-png-filter ;
: decode-greyscale ( loading-png -- loading-png )
unimplemented-color-type ;