mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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128 lines
3.4 KiB
C
128 lines
3.4 KiB
C
/* Spa
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*
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* Copyright © 2022 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <time.h>
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#include <spa/support/log-impl.h>
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#include <spa/debug/mem.h>
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SPA_LOG_IMPL(logger);
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static uint32_t cpu_flags;
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#include "test-helper.h"
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#include "peaks-ops.c"
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static void test_impl(void)
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{
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struct peaks peaks;
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unsigned int i;
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float vals[1038];
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float min[2] = { 0.0f, 0.0f }, max[2] = { 0.0f, 0.0f }, absmax[2] = { 0.0f, 0.0f };
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for (i = 0; i < SPA_N_ELEMENTS(vals); i++)
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vals[i] = (drand48() - 0.5f) * 2.5f;
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peaks_min_max_c(&peaks, &vals[1], SPA_N_ELEMENTS(vals) - 1, &min[0], &max[0]);
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printf("c peaks min:%f max:%f\n", min[0], max[0]);
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absmax[0] = peaks_abs_max_c(&peaks, &vals[1], SPA_N_ELEMENTS(vals) - 1, 0.0f);
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printf("c peaks abs-max:%f\n", absmax[0]);
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#if defined(HAVE_SSE)
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if (cpu_flags & SPA_CPU_FLAG_SSE) {
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peaks_min_max_sse(&peaks, &vals[1], SPA_N_ELEMENTS(vals) - 1, &min[1], &max[1]);
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printf("sse peaks min:%f max:%f\n", min[1], max[1]);
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absmax[1] = peaks_abs_max_sse(&peaks, &vals[1], SPA_N_ELEMENTS(vals) - 1, 0.0f);
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printf("sse peaks abs-max:%f\n", absmax[1]);
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spa_assert(min[0] == min[1]);
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spa_assert(max[0] == max[1]);
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spa_assert(absmax[0] == absmax[1]);
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}
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#endif
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}
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static void test_min_max(void)
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{
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struct peaks peaks;
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const float vals[] = { 0.0f, 0.5f, -0.5f, 0.0f, 0.6f, -0.8f, -0.5f, 0.0f };
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float min = 0.0f, max = 0.0f;
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spa_zero(peaks);
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peaks.log = &logger.log;
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peaks.cpu_flags = cpu_flags;
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peaks_init(&peaks);
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peaks_min_max(&peaks, vals, SPA_N_ELEMENTS(vals), &min, &max);
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spa_assert(min == -0.8f);
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spa_assert(max == 0.6f);
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}
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static void test_abs_max(void)
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{
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struct peaks peaks;
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const float vals[] = { 0.0f, 0.5f, -0.5f, 0.0f, 0.6f, -0.8f, -0.5f, 0.0f };
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float max = 0.0f;
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spa_zero(peaks);
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peaks.log = &logger.log;
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peaks.cpu_flags = cpu_flags;
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peaks_init(&peaks);
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max = peaks_abs_max(&peaks, vals, SPA_N_ELEMENTS(vals), max);
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spa_assert(max == 0.8f);
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}
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int main(int argc, char *argv[])
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{
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struct timespec ts;
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clock_gettime(CLOCK_MONOTONIC, &ts);
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srand48(SPA_TIMESPEC_TO_NSEC(&ts));
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logger.log.level = SPA_LOG_LEVEL_TRACE;
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cpu_flags = get_cpu_flags();
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printf("got CPU flags %d\n", cpu_flags);
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test_impl();
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test_min_max();
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test_abs_max();
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return 0;
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}
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