images.normalization: removed a lot of boilerplate
Keith Lazuka
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f60bcc7dc1
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bf42c83690
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@ -1,76 +1,95 @@
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! BSD License. Copyright 2009 Keith Lazuka
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USING: images.normalization images.normalization.private
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USING: images images.normalization images.normalization.private
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sequences tools.test ;
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IN: images.normalization.tests
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! R
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[ B{ 0 255 255 255 1 255 255 255 } ]
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[ B{ 0 1 } R RGBA permute ] unit-test
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[ B{ 255 255 0 255 255 1 } ]
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[ B{ 0 1 } R BGR permute ] unit-test
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[ B{ 255 255 0 255 255 255 1 255 } ]
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[ B{ 0 1 } R BGRA permute ] unit-test
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[ B{ 255 0 255 255 255 1 255 255 } ]
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[ B{ 0 1 } R ARGB permute ] unit-test
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! RGB
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[ B{ 0 3 } ]
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[ B{ 0 1 2 3 4 5 } RGB R permute ] unit-test
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[ B{ 0 1 2 255 3 4 5 255 } ]
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[ B{ 0 1 2 3 4 5 } RGB>RGBA ] unit-test
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[ B{ 0 1 2 3 4 5 } RGB RGBA permute ] unit-test
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[ B{ 2 1 0 5 4 3 } ]
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[ B{ 0 1 2 3 4 5 } RGB>BGR ] unit-test
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[ B{ 0 1 2 3 4 5 } RGB BGR permute ] unit-test
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[ B{ 2 1 0 255 5 4 3 255 } ]
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[ B{ 0 1 2 3 4 5 } RGB>BGRA ] unit-test
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[ B{ 0 1 2 3 4 5 } RGB BGRA permute ] unit-test
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[ B{ 255 0 1 2 255 3 4 5 } ]
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[ B{ 0 1 2 3 4 5 } RGB>ARGB ] unit-test
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[ B{ 0 1 2 3 4 5 } RGB ARGB permute ] unit-test
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! RGBA
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[ B{ 0 4 } ]
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[ B{ 0 1 2 3 4 5 6 7 } RGBA R permute ] unit-test
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[ B{ 0 1 2 4 5 6 } ]
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[ B{ 0 1 2 3 4 5 6 7 } RGBA>RGB ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } RGBA RGB permute ] unit-test
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[ B{ 2 1 0 6 5 4 } ]
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[ B{ 0 1 2 3 4 5 6 7 } RGBA>BGR ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } RGBA BGR permute ] unit-test
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[ B{ 2 1 0 3 6 5 4 7 } ]
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[ B{ 0 1 2 3 4 5 6 7 } RGBA>BGRA ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } RGBA BGRA permute ] unit-test
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[ B{ 3 0 1 2 7 4 5 6 } ]
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[ B{ 0 1 2 3 4 5 6 7 } RGBA>ARGB ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } RGBA ARGB permute ] unit-test
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! BGR
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[ B{ 2 1 0 5 4 3 } ]
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[ B{ 0 1 2 3 4 5 } BGR>RGB ] unit-test
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[ B{ 0 1 2 3 4 5 } BGR RGB permute ] unit-test
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[ B{ 2 1 0 255 5 4 3 255 } ]
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[ B{ 0 1 2 3 4 5 } BGR>RGBA ] unit-test
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[ B{ 0 1 2 3 4 5 } BGR RGBA permute ] unit-test
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[ B{ 0 1 2 255 3 4 5 255 } ]
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[ B{ 0 1 2 3 4 5 } BGR>BGRA ] unit-test
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[ B{ 0 1 2 3 4 5 } BGR BGRA permute ] unit-test
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[ B{ 255 2 1 0 255 5 4 3 } ]
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[ B{ 0 1 2 3 4 5 } BGR>ARGB ] unit-test
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[ B{ 0 1 2 3 4 5 } BGR ARGB permute ] unit-test
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! BGRA
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[ B{ 2 1 0 6 5 4 } ]
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[ B{ 0 1 2 3 4 5 6 7 } BGRA>RGB ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } BGRA RGB permute ] unit-test
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[ B{ 0 1 2 4 5 6 } ]
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[ B{ 0 1 2 3 4 5 6 7 } BGRA>BGR ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } BGRA BGR permute ] unit-test
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[ B{ 2 1 0 3 6 5 4 7 } ]
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[ B{ 0 1 2 3 4 5 6 7 } BGRA>RGBA ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } BGRA RGBA permute ] unit-test
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[ B{ 3 2 1 0 7 6 5 4 } ]
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[ B{ 0 1 2 3 4 5 6 7 } BGRA>ARGB ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } BGRA ARGB permute ] unit-test
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! ARGB
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[ B{ 1 2 3 5 6 7 } ]
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[ B{ 0 1 2 3 4 5 6 7 } ARGB>RGB ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } ARGB RGB permute ] unit-test
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[ B{ 3 2 1 7 6 5 } ]
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[ B{ 0 1 2 3 4 5 6 7 } ARGB>BGR ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } ARGB BGR permute ] unit-test
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[ B{ 3 2 1 0 7 6 5 4 } ]
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[ B{ 0 1 2 3 4 5 6 7 } ARGB>BGRA ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } ARGB BGRA permute ] unit-test
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[ B{ 1 2 3 0 5 6 7 4 } ]
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[ B{ 0 1 2 3 4 5 6 7 } ARGB>RGBA ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } ARGB RGBA permute ] unit-test
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@ -1,120 +1,37 @@
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! Copyright (C) 2009 Doug Coleman, Keith Lazuka
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! See http://factorcode.org/license.txt for BSD license.
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USING: alien.c-types kernel accessors grouping sequences
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combinators math byte-arrays fry images half-floats
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specialized-arrays words ;
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USING: accessors alien.c-types byte-arrays combinators fry
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grouping half-floats images kernel math math.vectors sequences
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specialized-arrays specialized-arrays.instances.float
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specialized-arrays.instances.half
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specialized-arrays.instances.uint
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specialized-arrays.instances.ushort words ;
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FROM: alien.c-types => float ;
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SPECIALIZED-ARRAY: uint
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SPECIALIZED-ARRAY: ushort
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SPECIALIZED-ARRAY: float
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SPECIALIZED-ARRAY: half
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IN: images.normalization
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<PRIVATE
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! Helpers
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: add-dummy-alpha ( seq -- seq' )
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3 <groups> [ 255 suffix ] map concat ;
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CONSTANT: don't-care 3
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: normalize-floats ( float-array -- byte-array )
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[ 255.0 * >integer ] B{ } map-as ;
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: fix-XBGR ( bitmap -- bitmap' )
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dup 4 <sliced-groups> [ [ 255 0 ] dip set-nth ] each ;
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: fix-BGRX ( bitmap -- bitmap' )
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dup 4 <sliced-groups> [ [ 255 3 ] dip set-nth ] each ;
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! Bitmap Conversions
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! TODO RGBX, XRGB, BGRX, XBGR conversions
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: BGR>BGR ( bitmap -- bitmap' ) ;
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: BGR>RGB ( bitmap -- bitmap' )
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3 <sliced-groups> [ <reversed> ] map concat ; inline
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: BGR>BGRA ( bitmap -- bitmap' ) add-dummy-alpha ; inline
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: BGR>RGBA ( bitmap -- bitmap' ) BGR>RGB add-dummy-alpha ; inline
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: BGR>ARGB ( bitmap -- bitmap' )
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3 <sliced-groups> [ 255 suffix <reversed> ] map concat ; inline
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: BGRA>BGRA ( bitmap -- bitmap' ) ;
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: BGRA>BGR ( bitmap -- bitmap' )
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4 <sliced-groups> [ but-last-slice ] map concat ; inline
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: BGRA>RGBA ( bitmap -- bitmap' )
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4 <sliced-groups>
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[ unclip-last-slice [ <reversed> ] dip suffix ] map concat ; inline
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: BGRA>RGB ( bitmap -- bitmap' )
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4 <sliced-groups> [ but-last-slice <reversed> ] map concat ; inline
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: BGRA>ARGB ( bitmap -- bitmap' )
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4 <sliced-groups> [ <reversed> ] map concat ; inline
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: RGB>RGB ( bitmap -- bitmap' ) ;
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: RGB>BGR ( bitmap -- bitmap' ) BGR>RGB ; inline
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: RGB>RGBA ( bitmap -- bitmap' ) add-dummy-alpha ; inline
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: RGB>BGRA ( bitmap -- bitmap' )
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3 <sliced-groups> [ <reversed> add-dummy-alpha ] map concat ; inline
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: RGB>ARGB ( bitmap -- bitmap' )
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3 <sliced-groups> [ 255 prefix ] map concat ; inline
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: RGBA>RGBA ( bitmap -- bitmap' ) ;
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: RGBA>BGR ( bitmap -- bitmap' ) BGRA>RGB ; inline
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: RGBA>BGRA ( bitmap -- bitmap' ) BGRA>RGBA ; inline
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: RGBA>RGB ( bitmap -- bitmap' ) BGRA>BGR ; inline
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: RGBA>ARGB ( bitmap -- bitmap' )
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4 <sliced-groups> [ unclip-last-slice prefix ] map concat ; inline
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: ARGB>ARGB ( bitmap -- bitmap' ) ;
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: ARGB>RGB ( bitmap -- bitmap' )
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4 <sliced-groups> [ rest-slice ] map concat ; inline
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: ARGB>RGBA ( bitmap -- bitmap' )
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4 <sliced-groups> [ unclip-slice suffix ] map concat ; inline
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: ARGB>BGR ( bitmap -- bitmap' )
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4 <sliced-groups> [ rest-slice <reversed> ] map concat ; inline
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: ARGB>BGRA ( bitmap -- bitmap' )
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4 <sliced-groups>
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[ unclip-slice [ <reversed> ] dip suffix ] map concat ; inline
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: (reorder-colors) ( image src-order des-order -- image )
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[ name>> ] bi@ ">" glue "images.normalization.private" lookup
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[ '[ _ execute( image -- image' ) ] change-bitmap ]
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[ "No component-order conversion found." throw ]
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if* ;
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PRIVATE>
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: reorder-colors ( image component-order -- image )
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: permutation ( src dst -- seq n )
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[
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[ component-type>> ubyte-components assert= ]
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[ dup component-order>> ] bi
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] dip (reorder-colors) ;
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swap '[ _ index [ don't-care ] unless* ] { } map-as
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4 don't-care pad-tail
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] keep length ;
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<PRIVATE
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: pad4 ( seq -- newseq ) 4 255 pad-tail ;
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: permute ( byte-array src-order dst-order -- byte-array )
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[ name>> [ length ] keep ] [ name>> ] bi*
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permutation [ group ] 2dip '[ pad4 _ vshuffle _ head ] map concat ;
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: (reorder-colors) ( image src-order dest-order -- image )
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[ permute ] 2curry change-bitmap ;
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GENERIC: normalize-component-type* ( image component-type -- image )
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: normalize-component-order ( image -- image )
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dup component-type>> '[ _ normalize-component-type* ] change-bitmap
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RGBA reorder-colors ;
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: normalize-floats ( float-array -- byte-array )
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[ 255.0 * >integer ] B{ } map-as ;
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M: float-components normalize-component-type*
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drop byte-array>float-array normalize-floats ;
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@ -141,9 +58,15 @@ M: ubyte-components normalize-component-type*
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PRIVATE>
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: reorder-colors ( image component-order -- image )
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[
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dup component-type>> '[ _ normalize-component-type* ] change-bitmap
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dup component-order>>
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] dip
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[ (reorder-colors) ] keep >>component-order ;
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: normalize-image ( image -- image )
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[ >byte-array ] change-bitmap
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normalize-component-order
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normalize-scan-line-order
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RGBA >>component-order ;
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RGBA reorder-colors
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normalize-scan-line-order ;
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