vx32

Local 9vx git repository for patches.
git clone git://r-36.net/vx32
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jpc_util.h (3474B)


      1 /*
      2  * Copyright (c) 2001-2002 Michael David Adams.
      3  * All rights reserved.
      4  */
      5 
      6 /* __START_OF_JASPER_LICENSE__
      7  * 
      8  * JasPer License Version 2.0
      9  * 
     10  * Copyright (c) 1999-2000 Image Power, Inc.
     11  * Copyright (c) 1999-2000 The University of British Columbia
     12  * Copyright (c) 2001-2003 Michael David Adams
     13  * 
     14  * All rights reserved.
     15  * 
     16  * Permission is hereby granted, free of charge, to any person (the
     17  * "User") obtaining a copy of this software and associated documentation
     18  * files (the "Software"), to deal in the Software without restriction,
     19  * including without limitation the rights to use, copy, modify, merge,
     20  * publish, distribute, and/or sell copies of the Software, and to permit
     21  * persons to whom the Software is furnished to do so, subject to the
     22  * following conditions:
     23  * 
     24  * 1.  The above copyright notices and this permission notice (which
     25  * includes the disclaimer below) shall be included in all copies or
     26  * substantial portions of the Software.
     27  * 
     28  * 2.  The name of a copyright holder shall not be used to endorse or
     29  * promote products derived from the Software without specific prior
     30  * written permission.
     31  * 
     32  * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
     33  * LICENSE.  NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
     34  * THIS DISCLAIMER.  THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
     35  * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
     36  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
     37  * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO
     38  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
     39  * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
     40  * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
     41  * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
     42  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  NO ASSURANCES ARE
     43  * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
     44  * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
     45  * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
     46  * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
     47  * PROPERTY RIGHTS OR OTHERWISE.  AS A CONDITION TO EXERCISING THE RIGHTS
     48  * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
     49  * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY.  THE SOFTWARE
     50  * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
     51  * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
     52  * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
     53  * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
     54  * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
     55  * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
     56  * RISK ACTIVITIES").  THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
     57  * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
     58  * 
     59  * __END_OF_JASPER_LICENSE__
     60  */
     61 
     62 #ifndef JPC_UTIL_H
     63 #define JPC_UTIL_H
     64 
     65 /* Parse a comma separated list of real numbers into an array of doubles. */
     66 int jpc_atoaf(char *s, int *numvalues, double **values);
     67 
     68 /* Upsample a sequence. */
     69 jas_seq_t *jpc_seq_upsample(jas_seq_t *seq, int n);
     70 
     71 /* Convolve two sequences. */
     72 jas_seq_t *jpc_seq_conv(jas_seq_t *seq0, jas_seq_t *seq1);
     73 
     74 /* Compute the norm of a sequence. */
     75 jpc_fix_t jpc_seq_norm(jas_seq_t *x);
     76 
     77 #endif