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