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/* Copyright (C) 2003 artofcode LLC. 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: sjbig2.h,v 1.6 2005/06/09 07:15:07 giles Exp $ */
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/* Definitions for jbig2decode filter */
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/* Requires scommon.h; strimpl.h if any templates are referenced */
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#ifndef sjbig2_INCLUDED
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# define sjbig2_INCLUDED
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#include "stdint_.h"
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#include "scommon.h"
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#include <jbig2.h>
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/* JBIG2Decode internal stream state */
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typedef struct stream_jbig2decode_state_s
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{
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stream_state_common; /* a define from scommon.h */
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Jbig2GlobalCtx *global_ctx;
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Jbig2Ctx *decode_ctx;
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Jbig2Image *image;
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long offset; /* offset into the image bitmap of the next byte to be returned */
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int error;
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}
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stream_jbig2decode_state;
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/* call in to process the JBIG2Globals parameter */
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public int
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s_jbig2decode_make_global_ctx(byte *data, uint length, Jbig2GlobalCtx **global_ctx);
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public int
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s_jbig2decode_set_global_ctx(stream_state *ss, Jbig2GlobalCtx *global_ctx);
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#define private_st_jbig2decode_state() \
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gs_private_st_simple(st_jbig2decode_state, stream_jbig2decode_state,\
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"jbig2decode filter state")
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extern const stream_template s_jbig2decode_template;
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#endif /* sjbig2_INCLUDED */
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