2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
7 * Copyright (c) 2017, IntoPix SA <contact@intopix.com>
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
32 #include "opj_includes.h"
38 #include <sys/resource.h>
39 #include <sys/times.h>
42 OPJ_INT32 getValue(OPJ_UINT32 i)
44 return ((OPJ_INT32)i % 511) - 256;
47 void init_tilec(opj_tcd_tilecomp_t * l_tilec,
52 OPJ_UINT32 numresolutions)
54 opj_tcd_resolution_t* l_res;
55 OPJ_UINT32 resno, l_level_no;
58 memset(l_tilec, 0, sizeof(*l_tilec));
63 nValues = (size_t)(l_tilec->x1 - l_tilec->x0) *
64 (size_t)(l_tilec->y1 - l_tilec->y0);
65 l_tilec->data = opj_malloc(sizeof(OPJ_INT32) * nValues);
66 for (i = 0; i < nValues; i++) {
67 l_tilec->data[i] = getValue(i);
69 l_tilec->numresolutions = numresolutions;
70 l_tilec->resolutions = opj_calloc(l_tilec->numresolutions,
71 sizeof(opj_tcd_resolution_t));
73 l_level_no = l_tilec->numresolutions;
74 l_res = l_tilec->resolutions;
76 /* Adapted from opj_tcd_init_tile() */
77 for (resno = 0; resno < l_tilec->numresolutions; ++resno) {
81 /* border for each resolution level (global) */
82 l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
83 l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
84 l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
85 l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
91 void free_tilec(opj_tcd_tilecomp_t * l_tilec)
93 opj_free(l_tilec->data);
94 opj_free(l_tilec->resolutions);
100 "bench_dwt [-size value] [-check] [-display] [-num_resolutions val]\n");
102 " [-offset x y] [-num_threads val]\n");
107 OPJ_FLOAT64 opj_clock(void)
110 /* _WIN32: use QueryPerformance (very accurate) */
111 LARGE_INTEGER freq, t ;
112 /* freq is the clock speed of the CPU */
113 QueryPerformanceFrequency(&freq) ;
114 /* cout << "freq = " << ((double) freq.QuadPart) << endl; */
115 /* t is the high resolution performance counter (see MSDN) */
116 QueryPerformanceCounter(& t) ;
117 return freq.QuadPart ? (t.QuadPart / (OPJ_FLOAT64) freq.QuadPart) : 0 ;
119 /* Unix or Linux: use resource usage */
121 OPJ_FLOAT64 procTime;
122 /* (1) Get the rusage data structure at this moment (man getrusage) */
124 /* (2) What is the elapsed time ? - CPU time = User time + System time */
125 /* (2a) Get the seconds */
126 procTime = (OPJ_FLOAT64)(t.ru_utime.tv_sec + t.ru_stime.tv_sec);
127 /* (2b) More precisely! Get the microseconds part ! */
128 return (procTime + (OPJ_FLOAT64)(t.ru_utime.tv_usec + t.ru_stime.tv_usec) *
133 int main(int argc, char** argv)
136 opj_tcd_tilecomp_t tilec;
137 opj_thread_pool_t* tp;
139 OPJ_BOOL display = OPJ_FALSE;
140 OPJ_BOOL check = OPJ_FALSE;
141 OPJ_INT32 size = 16384 - 1;
142 OPJ_FLOAT64 start, stop;
143 OPJ_UINT32 offset_x = (size + 1) / 2 - 1;
144 OPJ_UINT32 offset_y = (size + 1) / 2 - 1;
145 OPJ_UINT32 num_resolutions = 6;
147 for (i = 1; i < argc; i++) {
148 if (strcmp(argv[i], "-display") == 0) {
151 } else if (strcmp(argv[i], "-check") == 0) {
153 } else if (strcmp(argv[i], "-size") == 0 && i + 1 < argc) {
154 size = atoi(argv[i + 1]);
156 } else if (strcmp(argv[i], "-num_threads") == 0 && i + 1 < argc) {
157 num_threads = atoi(argv[i + 1]);
159 } else if (strcmp(argv[i], "-num_resolutions") == 0 && i + 1 < argc) {
160 num_resolutions = atoi(argv[i + 1]);
161 if (num_resolutions == 0 || num_resolutions > 32) {
163 "Invalid value for num_resolutions. Should be >= 1 and <= 32\n");
167 } else if (strcmp(argv[i], "-offset") == 0 && i + 2 < argc) {
168 offset_x = atoi(argv[i + 1]);
169 offset_y = atoi(argv[i + 2]);
176 tp = opj_thread_pool_create(num_threads);
178 init_tilec(&tilec, offset_x, offset_y, offset_x + size, offset_y + size,
184 for (j = 0; j < tilec.y1 - tilec.y0; j++) {
185 for (i = 0; i < tilec.x1 - tilec.x0; i++) {
186 printf("%d ", tilec.data[k]);
194 opj_dwt_decode(tp, &tilec, tilec.numresolutions);
196 printf("time for dwt_decode: %.03f s\n", stop - start);
198 if (display || check) {
200 printf("After IDWT\n");
202 for (j = 0; j < tilec.y1 - tilec.y0; j++) {
203 for (i = 0; i < tilec.x1 - tilec.x0; i++) {
204 printf("%d ", tilec.data[k]);
211 opj_dwt_encode(&tilec);
213 printf("After FDWT\n");
215 for (j = 0; j < tilec.y1 - tilec.y0; j++) {
216 for (i = 0; i < tilec.x1 - tilec.x0; i++) {
217 printf("%d ", tilec.data[k]);
226 size_t nValues = (size_t)(tilec.x1 - tilec.x0) *
227 (size_t)(tilec.y1 - tilec.y0);
228 for (idx = 0; i < nValues; i++) {
229 if (tilec.data[idx] != getValue(idx)) {
230 printf("Difference found at idx = %u\n", (OPJ_UINT32)idx);
239 opj_thread_pool_destroy(tp);