images: gdiplus had a resource leak (file descriptor). change stream>image to dispose of the

stream no matter what.

basis/images/loader/cocoa/cocoa.factor

@@ -33,5 +33,5 @@ os macosx? [
         0 0 w h <CGRect> image CGContextDrawImage
     ] make-bitmap-image ;
 
-M: ns-image stream>image
+M: ns-image stream>image*
     drop stream-contents <CGImage> CGImage>image ;

basis/images/loader/gdiplus/gdiplus.factor

@@ -57,10 +57,9 @@ os windows? [
 
 PRIVATE>
 
-M: gdi+-image stream>image
-    drop [
+M: gdi+-image stream>image*
+    drop
     start-gdi+ &stop-gdi+ drop
     stream>gdi+-bitmap
     gdi+-bitmap>data
-        data>image
-    ] with-destructors ;
+    data>image ;

basis/images/loader/gtk/gtk.factor

@@ -64,9 +64,8 @@ os linux? [
 
 PRIVATE>
 
-M: gtk-image stream>image
-    drop [
+M: gtk-image stream>image*
+    drop
     stream-contents data>GInputStream &g_object_unref
     GInputStream>GdkPixbuf &g_object_unref
-        GdkPixbuf>image
-    ] with-destructors ;
+    GdkPixbuf>image ;

basis/images/loader/loader.factor

@@ -1,8 +1,8 @@
 ! Copyright (C) 2009 Doug Coleman, Daniel Ehrenberg.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: ascii assocs byte-arrays io.encodings.binary io.files
-io.pathnames io.streams.byte-array kernel namespaces sequences
-strings fry ;
+USING: ascii assocs byte-arrays destructors fry
+io.encodings.binary io.files io.pathnames io.streams.byte-array
+kernel namespaces sequences strings ;
 IN: images.loader
 
 ERROR: unknown-image-extension extension ;
@@ -24,7 +24,10 @@ PRIVATE>
 
 GENERIC# load-image* 1 ( obj class -- image )
 
-GENERIC: stream>image ( stream class -- image )
+GENERIC: stream>image* ( stream class -- image )
+
+: stream>image ( stream class -- image )
+    '[ _ &dispose _ stream>image* ] with-destructors ; inline
 
 : register-image-class ( extension class -- )
     swap types get set-at ;

extra/images/bitmap/bitmap.factor

@@ -370,7 +370,7 @@ ERROR: unsupported-bitmap-file magic ;
 : loading-bitmap>bytes ( loading-bitmap -- byte-array )
     uncompress-bitmap bitmap>bytes ;
 
-M: bmp-image stream>image ( stream bmp-image -- bitmap )
+M: bmp-image stream>image* ( stream bmp-image -- bitmap )
     drop load-bitmap
     [ image new ] dip
     {

extra/images/gif/gif.factor

@@ -248,5 +248,5 @@ ERROR: loading-gif-error gif-image ;
 : ensure-loaded ( gif-image -- gif-image )
     dup loading?>> [ loading-gif-error ] when ;
 
-M: gif-image stream>image ( path gif-image -- image )
+M: gif-image stream>image* ( path gif-image -- image )
     drop load-gif ensure-loaded gif>image ;

extra/images/pbm/pbm.factor

@@ -72,7 +72,7 @@ SINGLETON: pbm-image
     ubyte-components >>component-type ;
 PRIVATE>
 
-M: pbm-image stream>image
+M: pbm-image stream>image*
     drop [ [ read-pbm ] throw-on-eof ] with-input-stream ;
 
 M: pbm-image image>stream

extra/images/pgm/pgm.factor

@@ -49,7 +49,7 @@ SINGLETON: pgm-image
     data                                               >>bitmap
     wide [ ushort-components ] [ ubyte-components ] if >>component-type ;
 
-M: pgm-image stream>image
+M: pgm-image stream>image*
     drop [ [ read-pgm ] throw-on-eof ] with-input-stream ;
 
 M: pgm-image image>stream

extra/images/png/png.factor

@@ -357,5 +357,5 @@ ERROR: invalid-color-type/bit-depth loading-png ;
         ] throw-on-eof
     ] with-input-stream ;
 
-M: png-image stream>image
+M: png-image stream>image*
     drop load-png loading-png>image ;

extra/images/ppm/ppm.factor

@@ -46,7 +46,7 @@ SINGLETON: ppm-image
     data             >>bitmap
     ubyte-components >>component-type ;
 
-M: ppm-image stream>image
+M: ppm-image stream>image*
     drop [ [ read-ppm ] throw-on-eof ] with-input-stream ;
 
 M: ppm-image image>stream

extra/images/tga/tga.factor

@@ -253,7 +253,7 @@ ERROR: bad-tga-unsupported ;
     image-data                         >>bitmap
     ubyte-components                   >>component-type ;
     
-M: tga-image stream>image
+M: tga-image stream>image*
     drop [ [ read-tga ] throw-on-eof ] with-input-stream ;
 
 M: tga-image image>stream

extra/images/tiff/tiff.factor

@@ -560,7 +560,7 @@ ERROR: unknown-component-order ifd ;
     [ process-tif-ifds ] with-tiff-endianness ;
 
 ! tiff files can store several images -- we just take the first for now
-M: tiff-image stream>image ( stream tiff-image -- image )
+M: tiff-image stream>image* ( stream tiff-image -- image )
     drop [ [ load-tiff tiff>image ] throw-on-eof ] with-input-stream ;
 
 { "tif" "tiff" } [ tiff-image register-image-class ] each