2 * Copyright (c) 2005, Herv� Drolon, FreeImage Team
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24 * POSSIBILITY OF SUCH DAMAGE.
32 #include <sys/resource.h>
33 #include <sys/times.h>
35 #include "opj_includes.h"
39 /* WIN32: use QueryPerformance (very accurate) */
40 LARGE_INTEGER freq , t ;
41 /* freq is the clock speed of the CPU */
42 QueryPerformanceFrequency(&freq) ;
43 /* cout << "freq = " << ((double) freq.QuadPart) << endl; */
44 /* t is the high resolution performance counter (see MSDN) */
45 QueryPerformanceCounter ( & t ) ;
46 return ( t.QuadPart /(double) freq.QuadPart ) ;
48 /* Unix or Linux: use resource usage */
51 /* (1) Get the rusage data structure at this moment (man getrusage) */
53 /* (2) What is the elapsed time ? - CPU time = User time + System time */
54 /* (2a) Get the seconds */
55 procTime = t.ru_utime.tv_sec + t.ru_stime.tv_sec;
56 /* (2b) More precisely! Get the microseconds part ! */
57 return ( procTime + (t.ru_utime.tv_usec + t.ru_stime.tv_usec) * 1e-6 ) ;
61 void* opj_malloc( size_t size ) {
62 void *memblock = malloc(size);
64 memset(memblock, 0, size);
69 void* j2k_realloc( void *memblock, size_t size ) {
70 return realloc(memblock, size);
73 void opj_free( void *memblock ) {