vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b
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/*
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* The copyright in this software is being made available under the 2-clauses
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* BSD License, included below. This software may be subject to other third
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* party and contributor rights, including patent rights, and no such rights
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* are granted under this license.
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*
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* Copyright (c) 2017, IntoPix SA <contact@intopix.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opj_includes.h"
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <sys/times.h>
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#endif /* _WIN32 */
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OPJ_INT32 getValue(OPJ_UINT32 i)
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{
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return ((OPJ_INT32)i % 511) - 256;
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}
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void init_tilec(opj_tcd_tilecomp_t * l_tilec,
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OPJ_INT32 x0,
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OPJ_INT32 y0,
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OPJ_INT32 x1,
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OPJ_INT32 y1,
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OPJ_UINT32 numresolutions,
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OPJ_BOOL irreversible)
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{
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opj_tcd_resolution_t* l_res;
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OPJ_UINT32 resno, l_level_no;
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size_t i, nValues;
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memset(l_tilec, 0, sizeof(*l_tilec));
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l_tilec->x0 = x0;
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l_tilec->y0 = y0;
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l_tilec->x1 = x1;
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l_tilec->y1 = y1;
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nValues = (size_t)(l_tilec->x1 - l_tilec->x0) *
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(size_t)(l_tilec->y1 - l_tilec->y0);
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l_tilec->data = (OPJ_INT32*) opj_malloc(sizeof(OPJ_INT32) * nValues);
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assert(l_tilec->data != NULL);
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for (i = 0; i < nValues; i++) {
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OPJ_INT32 val = getValue((OPJ_UINT32)i);
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if (irreversible) {
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OPJ_FLOAT32 fVal = (OPJ_FLOAT32)val;
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memcpy(&l_tilec->data[i], &fVal, sizeof(OPJ_FLOAT32));
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} else {
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l_tilec->data[i] = val;
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}
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}
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l_tilec->numresolutions = numresolutions;
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l_tilec->minimum_num_resolutions = numresolutions;
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l_tilec->resolutions = (opj_tcd_resolution_t*) opj_calloc(
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l_tilec->numresolutions,
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sizeof(opj_tcd_resolution_t));
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l_level_no = l_tilec->numresolutions;
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l_res = l_tilec->resolutions;
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/* Adapted from opj_tcd_init_tile() */
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for (resno = 0; resno < l_tilec->numresolutions; ++resno) {
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--l_level_no;
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/* border for each resolution level (global) */
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l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no);
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l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no);
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l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no);
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l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no);
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++l_res;
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}
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}
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void free_tilec(opj_tcd_tilecomp_t * l_tilec)
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{
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opj_free(l_tilec->data);
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opj_free(l_tilec->resolutions);
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}
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void usage(void)
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{
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printf(
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"bench_dwt [-decode|encode] [-I] [-size value] [-check] [-display]\n");
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printf(
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" [-num_resolutions val] [-offset x y] [-num_threads val]\n");
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exit(1);
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}
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OPJ_FLOAT64 opj_clock(void)
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{
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#ifdef _WIN32
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/* _WIN32: use QueryPerformance (very accurate) */
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LARGE_INTEGER freq, t ;
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/* freq is the clock speed of the CPU */
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QueryPerformanceFrequency(&freq) ;
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/* cout << "freq = " << ((double) freq.QuadPart) << endl; */
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/* t is the high resolution performance counter (see MSDN) */
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QueryPerformanceCounter(& t) ;
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return freq.QuadPart ? (t.QuadPart / (OPJ_FLOAT64) freq.QuadPart) : 0 ;
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#else
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/* Unix or Linux: use resource usage */
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struct rusage t;
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OPJ_FLOAT64 procTime;
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/* (1) Get the rusage data structure at this moment (man getrusage) */
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getrusage(0, &t);
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/* (2) What is the elapsed time ? - CPU time = User time + System time */
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/* (2a) Get the seconds */
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procTime = (OPJ_FLOAT64)(t.ru_utime.tv_sec + t.ru_stime.tv_sec);
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/* (2b) More precisely! Get the microseconds part ! */
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return (procTime + (OPJ_FLOAT64)(t.ru_utime.tv_usec + t.ru_stime.tv_usec) *
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1e-6) ;
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#endif
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}
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static OPJ_FLOAT64 opj_wallclock(void)
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{
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#ifdef _WIN32
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return opj_clock();
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#else
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struct timeval tv;
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gettimeofday(&tv, NULL);
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return (OPJ_FLOAT64)tv.tv_sec + 1e-6 * (OPJ_FLOAT64)tv.tv_usec;
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#endif
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}
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int main(int argc, char** argv)
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{
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int num_threads = 0;
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opj_tcd_t tcd;
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opj_tcd_image_t tcd_image;
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opj_tcd_tile_t tcd_tile;
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opj_tcd_tilecomp_t tilec;
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opj_image_t image;
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opj_image_comp_t image_comp;
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opj_thread_pool_t* tp;
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OPJ_INT32 i, j, k;
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OPJ_BOOL display = OPJ_FALSE;
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OPJ_BOOL check = OPJ_FALSE;
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OPJ_INT32 size = 16384 - 1;
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OPJ_FLOAT64 start, stop;
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OPJ_FLOAT64 start_wc, stop_wc;
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OPJ_UINT32 offset_x = ((OPJ_UINT32)size + 1) / 2 - 1;
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OPJ_UINT32 offset_y = ((OPJ_UINT32)size + 1) / 2 - 1;
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OPJ_UINT32 num_resolutions = 6;
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OPJ_BOOL bench_decode = OPJ_TRUE;
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OPJ_BOOL irreversible = OPJ_FALSE;
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for (i = 1; i < argc; i++) {
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if (strcmp(argv[i], "-encode") == 0) {
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bench_decode = OPJ_FALSE;
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} else if (strcmp(argv[i], "-decode") == 0) {
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bench_decode = OPJ_TRUE;
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} else if (strcmp(argv[i], "-display") == 0) {
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display = OPJ_TRUE;
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} else if (strcmp(argv[i], "-check") == 0) {
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check = OPJ_TRUE;
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} else if (strcmp(argv[i], "-I") == 0) {
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irreversible = OPJ_TRUE;
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} else if (strcmp(argv[i], "-size") == 0 && i + 1 < argc) {
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size = atoi(argv[i + 1]);
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i ++;
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} else if (strcmp(argv[i], "-num_threads") == 0 && i + 1 < argc) {
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num_threads = atoi(argv[i + 1]);
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i ++;
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} else if (strcmp(argv[i], "-num_resolutions") == 0 && i + 1 < argc) {
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num_resolutions = (OPJ_UINT32)atoi(argv[i + 1]);
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if (num_resolutions == 0 || num_resolutions > 32) {
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fprintf(stderr,
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"Invalid value for num_resolutions. Should be >= 1 and <= 32\n");
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exit(1);
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}
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i ++;
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} else if (strcmp(argv[i], "-offset") == 0 && i + 2 < argc) {
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offset_x = (OPJ_UINT32)atoi(argv[i + 1]);
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offset_y = (OPJ_UINT32)atoi(argv[i + 2]);
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i += 2;
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} else {
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usage();
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}
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}
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if (irreversible && check) {
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/* Due to irreversible inverse DWT not being symmetric of forward */
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/* See BUG_WEIRD_TWO_INVK in dwt.c */
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printf("-I and -check aren't compatible\n");
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exit(1);
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}
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tp = opj_thread_pool_create(num_threads);
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init_tilec(&tilec, (OPJ_INT32)offset_x, (OPJ_INT32)offset_y,
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(OPJ_INT32)offset_x + size, (OPJ_INT32)offset_y + size,
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num_resolutions, irreversible);
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if (display) {
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printf("Before\n");
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k = 0;
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for (j = 0; j < tilec.y1 - tilec.y0; j++) {
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for (i = 0; i < tilec.x1 - tilec.x0; i++) {
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if (irreversible) {
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printf("%f ", ((OPJ_FLOAT32*)tilec.data)[k]);
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} else {
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printf("%d ", tilec.data[k]);
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}
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k ++;
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}
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printf("\n");
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}
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}
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memset(&tcd, 0, sizeof(tcd));
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tcd.thread_pool = tp;
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tcd.whole_tile_decoding = OPJ_TRUE;
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tcd.win_x0 = (OPJ_UINT32)tilec.x0;
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tcd.win_y0 = (OPJ_UINT32)tilec.y0;
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tcd.win_x1 = (OPJ_UINT32)tilec.x1;
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tcd.win_y1 = (OPJ_UINT32)tilec.y1;
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tcd.tcd_image = &tcd_image;
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memset(&tcd_image, 0, sizeof(tcd_image));
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tcd_image.tiles = &tcd_tile;
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memset(&tcd_tile, 0, sizeof(tcd_tile));
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tcd_tile.x0 = tilec.x0;
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tcd_tile.y0 = tilec.y0;
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tcd_tile.x1 = tilec.x1;
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tcd_tile.y1 = tilec.y1;
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tcd_tile.numcomps = 1;
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tcd_tile.comps = &tilec;
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tcd.image = ℑ
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memset(&image, 0, sizeof(image));
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image.numcomps = 1;
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image.comps = &image_comp;
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memset(&image_comp, 0, sizeof(image_comp));
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image_comp.dx = 1;
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image_comp.dy = 1;
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start = opj_clock();
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start_wc = opj_wallclock();
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if (bench_decode) {
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if (irreversible) {
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opj_dwt_decode_real(&tcd, &tilec, tilec.numresolutions);
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} else {
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opj_dwt_decode(&tcd, &tilec, tilec.numresolutions);
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}
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} else {
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if (irreversible) {
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opj_dwt_encode_real(&tcd, &tilec);
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} else {
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opj_dwt_encode(&tcd, &tilec);
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}
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}
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stop = opj_clock();
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stop_wc = opj_wallclock();
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printf("time for %s: total = %.03f s, wallclock = %.03f s\n",
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bench_decode ? "dwt_decode" : "dwt_encode",
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stop - start,
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stop_wc - start_wc);
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if (display) {
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if (bench_decode) {
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printf("After IDWT\n");
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} else {
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printf("After FDWT\n");
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}
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k = 0;
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for (j = 0; j < tilec.y1 - tilec.y0; j++) {
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for (i = 0; i < tilec.x1 - tilec.x0; i++) {
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if (irreversible) {
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printf("%f ", ((OPJ_FLOAT32*)tilec.data)[k]);
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} else {
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printf("%d ", tilec.data[k]);
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}
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k ++;
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}
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printf("\n");
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}
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}
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if ((display || check) && !irreversible) {
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if (bench_decode) {
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opj_dwt_encode(&tcd, &tilec);
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} else {
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opj_dwt_decode(&tcd, &tilec, tilec.numresolutions);
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}
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if (display && !irreversible) {
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if (bench_decode) {
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printf("After FDWT\n");
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} else {
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printf("After IDWT\n");
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}
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k = 0;
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for (j = 0; j < tilec.y1 - tilec.y0; j++) {
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for (i = 0; i < tilec.x1 - tilec.x0; i++) {
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if (irreversible) {
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printf("%f ", ((OPJ_FLOAT32*)tilec.data)[k]);
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} else {
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printf("%d ", tilec.data[k]);
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}
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k ++;
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}
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printf("\n");
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}
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}
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}
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if (check) {
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size_t idx;
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size_t nValues = (size_t)(tilec.x1 - tilec.x0) *
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(size_t)(tilec.y1 - tilec.y0);
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for (idx = 0; idx < nValues; idx++) {
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if (tilec.data[idx] != getValue((OPJ_UINT32)idx)) {
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printf("Difference found at idx = %u\n", (OPJ_UINT32)idx);
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exit(1);
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}
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}
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}
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free_tilec(&tilec);
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opj_thread_pool_destroy(tp);
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return 0;
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}
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