1 /* 2 * Copyright (c) 1999-2000 Image Power, Inc. and the University of 3 * British Columbia. 4 * Copyright (c) 2001-2004 Michael David Adams. 5 * All rights reserved. 6 */ 7 8 /* __START_OF_JASPER_LICENSE__ 9 * 10 * JasPer License Version 2.0 11 * 12 * Copyright (c) 2001-2006 Michael David Adams 13 * Copyright (c) 1999-2000 Image Power, Inc. 14 * Copyright (c) 1999-2000 The University of British Columbia 15 * 16 * All rights reserved. 17 * 18 * Permission is hereby granted, free of charge, to any person (the 19 * "User") obtaining a copy of this software and associated documentation 20 * files (the "Software"), to deal in the Software without restriction, 21 * including without limitation the rights to use, copy, modify, merge, 22 * publish, distribute, and/or sell copies of the Software, and to permit 23 * persons to whom the Software is furnished to do so, subject to the 24 * following conditions: 25 * 26 * 1. The above copyright notices and this permission notice (which 27 * includes the disclaimer below) shall be included in all copies or 28 * substantial portions of the Software. 29 * 30 * 2. The name of a copyright holder shall not be used to endorse or 31 * promote products derived from the Software without specific prior 32 * written permission. 33 * 34 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS 35 * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER 36 * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 37 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 38 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 39 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO 40 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL 41 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING 42 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, 43 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 44 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE 45 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE 46 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY. 47 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS 48 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL 49 * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS 50 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE 51 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE 52 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL 53 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES, 54 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL 55 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH 56 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH, 57 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH 58 * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY 59 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES. 60 * 61 * __END_OF_JASPER_LICENSE__ 62 */ 63 64 /* 65 * Tree-Structured Filter Bank (TSFB) Library 66 * 67 * $Id: jpc_tsfb.h,v 1.2 2008-05-26 09:40:52 vp153 Exp $ 68 */ 69 70 #ifndef JPC_TSFB_H 71 #define JPC_TSFB_H 72 73 /******************************************************************************\ 74 * Includes. 75 \******************************************************************************/ 76 77 #include "jasper/jas_seq.h" 78 79 #include "jpc_fix.h" 80 #include "jpc_qmfb.h" 81 82 /******************************************************************************\ 83 * Constants. 84 \******************************************************************************/ 85 86 #define JPC_TSFB_MAXBANDS (JPC_TSFB_MAXDEPTH * 3 + 1) 87 #define JPC_TSFB_MAXDEPTH 32 88 #define JPC_TSFB_RITIMODE JPC_QMFB1D_RITIMODE 89 90 #define JPC_TSFB_LL 0 91 #define JPC_TSFB_LH 1 92 #define JPC_TSFB_HL 2 93 #define JPC_TSFB_HH 3 94 95 /******************************************************************************\ 96 * Types. 97 \******************************************************************************/ 98 99 typedef struct { 100 int xstart; 101 int ystart; 102 int xend; 103 int yend; 104 int orient; 105 int locxstart; 106 int locystart; 107 int locxend; 108 int locyend; 109 jpc_fix_t synenergywt; 110 } jpc_tsfb_band_t; 111 112 typedef struct { 113 int numlvls; 114 jpc_qmfb2d_t *qmfb; 115 } jpc_tsfb_t; 116 117 /******************************************************************************\ 118 * Functions. 119 \******************************************************************************/ 120 121 /* Create a TSFB. */ 122 jpc_tsfb_t *jpc_cod_gettsfb(int qmfbid, int numlevels); 123 124 /* Destroy a TSFB. */ 125 void jpc_tsfb_destroy(jpc_tsfb_t *tsfb); 126 127 /* Perform analysis. */ 128 int jpc_tsfb_analyze(jpc_tsfb_t *tsfb, jas_seq2d_t *x); 129 130 /* Perform synthesis. */ 131 int jpc_tsfb_synthesize(jpc_tsfb_t *tsfb, jas_seq2d_t *x); 132 133 /* Get band information for a TSFB. */ 134 int jpc_tsfb_getbands(jpc_tsfb_t *tsfb, uint_fast32_t xstart, 135 uint_fast32_t ystart, uint_fast32_t xend, uint_fast32_t yend, 136 jpc_tsfb_band_t *bands); 137 138 #endif 139