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openjpeg/src/lib/openjp2/bench_dwt.c

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/*
* 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_BOOL irreversible)
{
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_INT32*) opj_malloc(sizeof(OPJ_INT32) * nValues);
for (i = 0; i < nValues; i++) {
OPJ_INT32 val = getValue((OPJ_UINT32)i);
if (irreversible) {
OPJ_FLOAT32 fVal = (OPJ_FLOAT32)val;
memcpy(&l_tilec->data[i], &fVal, sizeof(OPJ_FLOAT32));
} else {
l_tilec->data[i] = val;
}
}
l_tilec->numresolutions = numresolutions;
l_tilec->minimum_num_resolutions = numresolutions;
l_tilec->resolutions = (opj_tcd_resolution_t*) 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 [-decode|encode] [-I] [-size value] [-check] [-display]\n");
printf(
" [-num_resolutions val] [-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
}
static OPJ_FLOAT64 opj_wallclock(void)
{
#ifdef _WIN32
return opj_clock();
#else
struct timeval tv;
gettimeofday(&tv, NULL);
return (OPJ_FLOAT64)tv.tv_sec + 1e-6 * (OPJ_FLOAT64)tv.tv_usec;
#endif
}
int main(int argc, char** argv)
{
int num_threads = 0;
opj_tcd_t tcd;
opj_tcd_image_t tcd_image;
opj_tcd_tile_t tcd_tile;
opj_tcd_tilecomp_t tilec;
opj_image_t image;
opj_image_comp_t image_comp;
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_FLOAT64 start_wc, stop_wc;
OPJ_UINT32 offset_x = ((OPJ_UINT32)size + 1) / 2 - 1;
OPJ_UINT32 offset_y = ((OPJ_UINT32)size + 1) / 2 - 1;
OPJ_UINT32 num_resolutions = 6;
OPJ_BOOL bench_decode = OPJ_TRUE;
OPJ_BOOL irreversible = OPJ_FALSE;
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-encode") == 0) {
bench_decode = OPJ_FALSE;
} else if (strcmp(argv[i], "-decode") == 0) {
bench_decode = OPJ_TRUE;
} else if (strcmp(argv[i], "-display") == 0) {
display = OPJ_TRUE;
} else if (strcmp(argv[i], "-check") == 0) {
check = OPJ_TRUE;
} else if (strcmp(argv[i], "-I") == 0) {
irreversible = 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 = (OPJ_UINT32)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 = (OPJ_UINT32)atoi(argv[i + 1]);
offset_y = (OPJ_UINT32)atoi(argv[i + 2]);
i += 2;
} else {
usage();
}
}
if (irreversible && check) {
/* Due to irreversible inverse DWT not being symmetric of forward */
/* See BUG_WEIRD_TWO_INVK in dwt.c */
printf("-I and -check aren't compatible\n");
exit(1);
}
tp = opj_thread_pool_create(num_threads);
init_tilec(&tilec, (OPJ_INT32)offset_x, (OPJ_INT32)offset_y,
(OPJ_INT32)offset_x + size, (OPJ_INT32)offset_y + size,
num_resolutions, irreversible);
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++) {
if (irreversible) {
printf("%f ", ((OPJ_FLOAT32*)tilec.data)[k]);
} else {
printf("%d ", tilec.data[k]);
}
k ++;
}
printf("\n");
}
}
memset(&tcd, 0, sizeof(tcd));
tcd.thread_pool = tp;
tcd.whole_tile_decoding = OPJ_TRUE;
tcd.win_x0 = (OPJ_UINT32)tilec.x0;
tcd.win_y0 = (OPJ_UINT32)tilec.y0;
tcd.win_x1 = (OPJ_UINT32)tilec.x1;
tcd.win_y1 = (OPJ_UINT32)tilec.y1;
tcd.tcd_image = &tcd_image;
memset(&tcd_image, 0, sizeof(tcd_image));
tcd_image.tiles = &tcd_tile;
memset(&tcd_tile, 0, sizeof(tcd_tile));
tcd_tile.x0 = tilec.x0;
tcd_tile.y0 = tilec.y0;
tcd_tile.x1 = tilec.x1;
tcd_tile.y1 = tilec.y1;
tcd_tile.numcomps = 1;
tcd_tile.comps = &tilec;
tcd.image = &image;
memset(&image, 0, sizeof(image));
image.numcomps = 1;
image.comps = &image_comp;
memset(&image_comp, 0, sizeof(image_comp));
image_comp.dx = 1;
image_comp.dy = 1;
start = opj_clock();
start_wc = opj_wallclock();
if (bench_decode) {
if (irreversible) {
opj_dwt_decode_real(&tcd, &tilec, tilec.numresolutions);
} else {
opj_dwt_decode(&tcd, &tilec, tilec.numresolutions);
}
} else {
if (irreversible) {
opj_dwt_encode_real(&tcd, &tilec);
} else {
opj_dwt_encode(&tcd, &tilec);
}
}
stop = opj_clock();
stop_wc = opj_wallclock();
printf("time for %s: total = %.03f s, wallclock = %.03f s\n",
bench_decode ? "dwt_decode" : "dwt_encode",
stop - start,
stop_wc - start_wc);
if (display) {
if (bench_decode) {
printf("After IDWT\n");
} else {
printf("After FDWT\n");
}
k = 0;
for (j = 0; j < tilec.y1 - tilec.y0; j++) {
for (i = 0; i < tilec.x1 - tilec.x0; i++) {
if (irreversible) {
printf("%f ", ((OPJ_FLOAT32*)tilec.data)[k]);
} else {
printf("%d ", tilec.data[k]);
}
k ++;
}
printf("\n");
}
}
if ((display || check) && !irreversible) {
if (bench_decode) {
opj_dwt_encode(&tcd, &tilec);
} else {
opj_dwt_decode(&tcd, &tilec, tilec.numresolutions);
}
if (display && !irreversible) {
if (bench_decode) {
printf("After FDWT\n");
} else {
printf("After IDWT\n");
}
k = 0;
for (j = 0; j < tilec.y1 - tilec.y0; j++) {
for (i = 0; i < tilec.x1 - tilec.x0; i++) {
if (irreversible) {
printf("%f ", ((OPJ_FLOAT32*)tilec.data)[k]);
} else {
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; idx < nValues; idx++) {
if (tilec.data[idx] != getValue((OPJ_UINT32)idx)) {
printf("Difference found at idx = %u\n", (OPJ_UINT32)idx);
exit(1);
}
}
}
free_tilec(&tilec);
opj_thread_pool_destroy(tp);
return 0;
}
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