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/* Copyright (C) 1995 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: smtf.h,v 1.4 2002/02/21 22:24:54 giles Exp $ */
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/* Definitions for MoveToFront filters */
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/* Requires scommon.h; strimpl.h if any templates are referenced */
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#ifndef smtf_INCLUDED
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# define smtf_INCLUDED
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/* MoveToFrontEncode/Decode */
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typedef struct stream_MTF_state_s {
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stream_state_common;
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/* The following change dynamically. */
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union _p {
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ulong l[256 / sizeof(long)];
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byte b[256];
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} prev;
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} stream_MTF_state;
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typedef stream_MTF_state stream_MTFE_state;
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typedef stream_MTF_state stream_MTFD_state;
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#define private_st_MTF_state() /* in sbwbs.c */\
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gs_private_st_simple(st_MTF_state, stream_MTF_state,\
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"MoveToFrontEncode/Decode state")
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extern const stream_template s_MTFE_template;
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extern const stream_template s_MTFD_template;
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#endif /* smtf_INCLUDED */
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