ref: 1c60d10318a37e1e2e1d343cf9bf89b530f6518c
dir: /jbig2_arith.h/
/* Copyright (C) 2001-2012 Artifex Software, Inc.
All Rights Reserved.
This software is provided AS-IS with no warranty, either express or
implied.
This software is distributed under license and may not be copied,
modified or distributed except as expressly authorized under the terms
of the license contained in the file LICENSE in this distribution.
Refer to licensing information at http://www.artifex.com or contact
Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134, San Rafael,
CA 94903, U.S.A., +1(415)492-9861, for further information.
*/
/*
jbig2dec
*/
typedef struct _Jbig2ArithState Jbig2ArithState;
/* An arithmetic coding context is stored as a single byte, with the
index in the low order 7 bits (actually only 6 are used), and the
MPS in the top bit. */
typedef unsigned char Jbig2ArithCx;
/* allocate and initialize a new arithmetic coding state */
Jbig2ArithState *
jbig2_arith_new (Jbig2Ctx *ctx, Jbig2WordStream *ws);
/* decode a bit */
bool
jbig2_arith_decode (Jbig2ArithState *as, Jbig2ArithCx *pcx);