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/* Copyright (C) 1997, 2000 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: gsiparm3.h,v 1.7 2002/06/16 08:45:42 lpd Exp $ */
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/* ImageType 3 image parameter definition */
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#ifndef gsiparm3_INCLUDED
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# define gsiparm3_INCLUDED
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#include "gsiparam.h"
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/*
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* See Section 4.3 of the Adobe PostScript Version 3010 Supplement
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* for a definition of ImageType 3 and 4 images.
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*/
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/*
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* If InterleaveType is 3, the data source for the mask is provided as an
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* additional data source *before* the data sources for the pixel data. For
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* both InterleaveType 2 and 3, the client is responsible for always
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* providing mask data before the pixel data that it masks. (The
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* implementation does not currently check this, but it should.)
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*/
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typedef enum {
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interleave_chunky = 1,
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interleave_scan_lines = 2,
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interleave_separate_source = 3
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} gs_image3_interleave_type_t;
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typedef struct gs_image3_s {
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gs_pixel_image_common; /* DataDict */
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int InterleaveType;
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gs_data_image_t MaskDict;
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} gs_image3_t;
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#define private_st_gs_image3() /* in gximage3.c */\
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gs_private_st_suffix_add0(st_gs_image3, gs_image3_t, "gs_image3_t",\
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image3_enum_ptrs, image3_reloc_ptrs, st_gs_pixel_image)
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/*
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* Initialize an ImageType 3 image.
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*/
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void gs_image3_t_init(gs_image3_t * pim, const gs_color_space * color_space,
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gs_image3_interleave_type_t interleave_type);
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#endif /* gsiparm3_INCLUDED */
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