--- /dev/null
+/*
+ * The copyright in this software is being made available under the 2-clauses
+ * BSD License, included below. This software may be subject to other third
+ * party and contributor rights, including patent rights, and no such rights
+ * are granted under this license.
+ *
+ * Copyright (c) 2017, IntoPix SA <contact@intopix.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "opj_includes.h"
+
+#ifdef _WIN32
+#include <windows.h>
+#else
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <sys/times.h>
+#endif /* _WIN32 */
+
+OPJ_INT32 getValue(OPJ_UINT32 i)
+{
+ return ((OPJ_INT32)i % 511) - 256;
+}
+
+void init_tilec(opj_tcd_tilecomp_t * l_tilec,
+ OPJ_INT32 x0,
+ OPJ_INT32 y0,
+ OPJ_INT32 x1,
+ OPJ_INT32 y1,
+ OPJ_UINT32 numresolutions)
+{
+ opj_tcd_resolution_t* l_res;
+ OPJ_UINT32 resno, l_level_no;
+ size_t i, nValues;
+
+ memset(l_tilec, 0, sizeof(*l_tilec));
+ l_tilec->x0 = x0;
+ l_tilec->y0 = y0;
+ l_tilec->x1 = x1;
+ l_tilec->y1 = y1;
+ nValues = (size_t)(l_tilec->x1 - l_tilec->x0) *
+ (size_t)(l_tilec->y1 - l_tilec->y0);
+ l_tilec->data = opj_malloc(sizeof(OPJ_INT32) * nValues);
+ for (i = 0; i < nValues; i++) {
+ l_tilec->data[i] = getValue(i);
+ }
+ l_tilec->numresolutions = numresolutions;
+ l_tilec->resolutions = opj_calloc(l_tilec->numresolutions,
+ sizeof(opj_tcd_resolution_t));
+
+ l_level_no = l_tilec->numresolutions;
+ l_res = l_tilec->resolutions;
+
+ /* Adapted from opj_tcd_init_tile() */
+ for (resno = 0; resno < l_tilec->numresolutions; ++resno) {
+
+ --l_level_no;
+
+ /* border for each resolution level (global) */
+ l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
+ l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
+ l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
+ l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
+
+ ++l_res;
+ }
+}
+
+void free_tilec(opj_tcd_tilecomp_t * l_tilec)
+{
+ opj_free(l_tilec->data);
+ opj_free(l_tilec->resolutions);
+}
+
+void usage(void)
+{
+ printf(
+ "bench_dwt [-size value] [-check] [-display] [-num_resolutions val]\n");
+ printf(
+ " [-offset x y] [-num_threads val]\n");
+ exit(1);
+}
+
+
+OPJ_FLOAT64 opj_clock(void)
+{
+#ifdef _WIN32
+ /* _WIN32: use QueryPerformance (very accurate) */
+ LARGE_INTEGER freq, t ;
+ /* freq is the clock speed of the CPU */
+ QueryPerformanceFrequency(&freq) ;
+ /* cout << "freq = " << ((double) freq.QuadPart) << endl; */
+ /* t is the high resolution performance counter (see MSDN) */
+ QueryPerformanceCounter(& t) ;
+ return freq.QuadPart ? (t.QuadPart / (OPJ_FLOAT64) freq.QuadPart) : 0 ;
+#else
+ /* Unix or Linux: use resource usage */
+ struct rusage t;
+ OPJ_FLOAT64 procTime;
+ /* (1) Get the rusage data structure at this moment (man getrusage) */
+ getrusage(0, &t);
+ /* (2) What is the elapsed time ? - CPU time = User time + System time */
+ /* (2a) Get the seconds */
+ procTime = (OPJ_FLOAT64)(t.ru_utime.tv_sec + t.ru_stime.tv_sec);
+ /* (2b) More precisely! Get the microseconds part ! */
+ return (procTime + (OPJ_FLOAT64)(t.ru_utime.tv_usec + t.ru_stime.tv_usec) *
+ 1e-6) ;
+#endif
+}
+
+int main(int argc, char** argv)
+{
+ int num_threads = 0;
+ opj_tcd_tilecomp_t tilec;
+ opj_thread_pool_t* tp;
+ OPJ_INT32 i, j, k;
+ OPJ_BOOL display = OPJ_FALSE;
+ OPJ_BOOL check = OPJ_FALSE;
+ OPJ_INT32 size = 16384 - 1;
+ OPJ_FLOAT64 start, stop;
+ OPJ_UINT32 offset_x = (size + 1) / 2 - 1;
+ OPJ_UINT32 offset_y = (size + 1) / 2 - 1;
+ OPJ_UINT32 num_resolutions = 6;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-display") == 0) {
+ display = OPJ_TRUE;
+ check = OPJ_TRUE;
+ } else if (strcmp(argv[i], "-check") == 0) {
+ check = OPJ_TRUE;
+ } else if (strcmp(argv[i], "-size") == 0 && i + 1 < argc) {
+ size = atoi(argv[i + 1]);
+ i ++;
+ } else if (strcmp(argv[i], "-num_threads") == 0 && i + 1 < argc) {
+ num_threads = atoi(argv[i + 1]);
+ i ++;
+ } else if (strcmp(argv[i], "-num_resolutions") == 0 && i + 1 < argc) {
+ num_resolutions = atoi(argv[i + 1]);
+ if (num_resolutions == 0 || num_resolutions > 32) {
+ fprintf(stderr,
+ "Invalid value for num_resolutions. Should be >= 1 and <= 32\n");
+ exit(1);
+ }
+ i ++;
+ } else if (strcmp(argv[i], "-offset") == 0 && i + 2 < argc) {
+ offset_x = atoi(argv[i + 1]);
+ offset_y = atoi(argv[i + 2]);
+ i += 2;
+ } else {
+ usage();
+ }
+ }
+
+ tp = opj_thread_pool_create(num_threads);
+
+ init_tilec(&tilec, offset_x, offset_y, offset_x + size, offset_y + size,
+ num_resolutions);
+
+ if (display) {
+ printf("Before\n");
+ k = 0;
+ for (j = 0; j < tilec.y1 - tilec.y0; j++) {
+ for (i = 0; i < tilec.x1 - tilec.x0; i++) {
+ printf("%d ", tilec.data[k]);
+ k ++;
+ }
+ printf("\n");
+ }
+ }
+
+ start = opj_clock();
+ opj_dwt_decode(tp, &tilec, tilec.numresolutions);
+ stop = opj_clock();
+ printf("time for dwt_decode: %.03f s\n", stop - start);
+
+ if (display || check) {
+ if (display) {
+ printf("After IDWT\n");
+ k = 0;
+ for (j = 0; j < tilec.y1 - tilec.y0; j++) {
+ for (i = 0; i < tilec.x1 - tilec.x0; i++) {
+ printf("%d ", tilec.data[k]);
+ k ++;
+ }
+ printf("\n");
+ }
+ }
+
+ opj_dwt_encode(&tilec);
+ if (display) {
+ printf("After FDWT\n");
+ k = 0;
+ for (j = 0; j < tilec.y1 - tilec.y0; j++) {
+ for (i = 0; i < tilec.x1 - tilec.x0; i++) {
+ printf("%d ", tilec.data[k]);
+ k ++;
+ }
+ printf("\n");
+ }
+ }
+
+ if (check) {
+ size_t idx;
+ size_t nValues = (size_t)(tilec.x1 - tilec.x0) *
+ (size_t)(tilec.y1 - tilec.y0);
+ for (idx = 0; i < nValues; i++) {
+ if (tilec.data[idx] != getValue(idx)) {
+ printf("Difference found at idx = %u\n", (OPJ_UINT32)idx);
+ exit(1);
+ }
+ }
+ }
+ }
+
+ free_tilec(&tilec);
+
+ opj_thread_pool_destroy(tp);
+ return 0;
+}
projects / openjpeg.git / commitdiff