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authorL Peter Deutsch <lpd@ghostscript.com>2000-06-21 18:06:07 +0000
committerL Peter Deutsch <lpd@ghostscript.com>2000-06-21 18:06:07 +0000
commitffde334c636d2eb25c1ff25f69a68635259fe3b3 (patch)
tree00e00f5d70734a8905ab913c2b65d2175fdb66d9
parent33f6f165e133b84c5556e508447e28ef714e25af (diff)
downloadghostpdl-ffde334c636d2eb25c1ff25f69a68635259fe3b3.tar.gz
Updates documentation on the ProcessColorModel and ColorConversionStrategy
parameters. git-svn-id: http://svn.ghostscript.com/ghostscript/trunk@520 a1074d23-0009-0410-80fe-cf8c14f379e6
-rw-r--r--gs/doc/Ps2pdf.htm22
1 files changed, 16 insertions, 6 deletions
diff --git a/gs/doc/Ps2pdf.htm b/gs/doc/Ps2pdf.htm
index 335fb2794..713cf7b86 100644
--- a/gs/doc/Ps2pdf.htm
+++ b/gs/doc/Ps2pdf.htm
@@ -139,13 +139,11 @@ useful:
<dd>Sets the resolution for pattern fills and for fonts that must be
converted to bitmaps.
-<dt><b><tt>-dProcessColorModel=</tt></b><em>device_color_space</em>
-<dd>Sets the color space used for fill, stroke, text, and imagemask.
-<em>device_color_space</em> may be <b><tt>/DeviceGray</tt></b>,
+<dt><b><tt>-dProcessColorModel=</tt></b><em>device_color_space</em> <dd>Sets
+the color space to be used for device-dependent colors in the
+output. <em>device_color_space</em> may be <b><tt>/DeviceGray</tt></b>,
<b><tt>/DeviceRGB</tt></b>, or <b><tt>/DeviceCMYK</tt></b>; the default
-value is <b><tt>/DeviceRGB</tt></b>. (Eventually this will be unnecessary,
-since colors specified in any color space will always be written out in that
-color space rather than being converted.)
+value is <b><tt>/DeviceRGB</tt></b>.
</dl>
@@ -307,6 +305,18 @@ effect:
program, <b><tt>pdfopt</tt></b> <em>input.pdf</em> <em>output.pdf</em>.
<p>
+(note 6) Currently, colors for images and shadings are left in the color
+space specified in the PostScript input, except for
+<b><tt>ConvertCMYKImagesToRGB</tt></b>; the current color in the graphics
+state (used for fill, stroke, text, and imagemask) is always converted to
+the color space specified by the current value of
+<b><tt>ProcessColorModel</tt></b>. The intended behavior is the same as for
+Acrobat Distiller, except that if <b><tt>ColorConversionStrategy</tt></b> is
+set to <b><tt>/UseDeviceDependentColor</tt></b>, colors are converted to the
+color space specified by <b><tt>ProcessColorModel</tt></b> rather than
+always to <b><tt>/DeviceRGB</tt></b>.
+
+<p>
The following "job control" parameters are recognized, but have no effect:
<blockquote><table cellpadding=0 cellspacing=0>