/* * jaricom.c * * This file was part of the Independent JPEG Group's software: * Developed 1997-2009 by Guido Vollbeding. * libjpeg-turbo Modifications: * Copyright (C) 2015, 2018, D. R. Commander. * For conditions of distribution and use, see the accompanying README.ijg * file. * * This file contains probability estimation tables for common use in * arithmetic entropy encoding and decoding routines. * * This data represents Table D.2 in * Recommendation ITU-T T.81 (1992) | ISO/IEC 10918-1:1994 and Table 24 in * Recommendation ITU-T T.82 (1993) | ISO/IEC 11544:1993.
*/
/* The following #define specifies the packing of the four components * into the compact JLONG representation. * Note that this formula must match the actual arithmetic encoder * and decoder implementation. The implementation has to be changed * if this formula is changed. * The current organization is leaned on Markus Kuhn's JBIG * implementation (jbig_tab.c).
*/
#define V(i, a, b, c, d) \
(((JLONG)a << 16) | ((JLONG)c << 8) | ((JLONG)d << 7) | b)
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