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https://gitlab.freedesktop.org/pipewire/pipewire
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934ab3036e
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203 lines
4.2 KiB
C
203 lines
4.2 KiB
C
/* Spa */
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/* SPDX-FileCopyrightText: Copyright © 2019 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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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 "test-helper.h"
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#include "mix-ops.h"
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static uint32_t cpu_flags;
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typedef void (*mix_func_t) (struct mix_ops *ops, void * SPA_RESTRICT dst,
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const void * SPA_RESTRICT src[], uint32_t n_src, uint32_t n_samples);
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struct stats {
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uint32_t n_samples;
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uint32_t n_src;
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uint64_t perf;
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const char *name;
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const char *impl;
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};
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#define MAX_SAMPLES 4096
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#define MAX_SRC 11
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#define MAX_COUNT 100
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static uint8_t samp_in[MAX_SAMPLES * MAX_SRC * 8];
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static uint8_t samp_out[MAX_SAMPLES * 8];
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static const int sample_sizes[] = { 0, 1, 128, 513, 4096 };
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static const int src_counts[] = { 1, 2, 4, 6, 8, 11 };
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#define MAX_RESULTS SPA_N_ELEMENTS(sample_sizes) * SPA_N_ELEMENTS(src_counts) * 70
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static uint32_t n_results = 0;
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static struct stats results[MAX_RESULTS];
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static void run_test1(const char *name, const char *impl, mix_func_t func, int n_src, int n_samples)
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{
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int i, j;
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const void *ip[n_src];
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void *op;
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struct timespec ts;
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uint64_t count, t1, t2;
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struct mix_ops mix;
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mix.n_channels = 1;
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for (j = 0; j < n_src; j++)
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ip[j] = SPA_PTR_ALIGN(&samp_in[j * n_samples * 4], 32, void);
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op = SPA_PTR_ALIGN(samp_out, 32, void);
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clock_gettime(CLOCK_MONOTONIC, &ts);
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t1 = SPA_TIMESPEC_TO_NSEC(&ts);
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count = 0;
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for (i = 0; i < MAX_COUNT; i++) {
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func(&mix, op, ip, n_src, n_samples);
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count++;
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}
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clock_gettime(CLOCK_MONOTONIC, &ts);
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t2 = SPA_TIMESPEC_TO_NSEC(&ts);
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spa_assert(n_results < MAX_RESULTS);
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results[n_results++] = (struct stats) {
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.n_samples = n_samples,
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.n_src = n_src,
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.perf = count * (uint64_t)SPA_NSEC_PER_SEC / (t2 - t1),
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.name = name,
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.impl = impl
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};
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}
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static void run_test(const char *name, const char *impl, mix_func_t func)
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{
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size_t i, j;
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for (i = 0; i < SPA_N_ELEMENTS(sample_sizes); i++) {
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for (j = 0; j < SPA_N_ELEMENTS(src_counts); j++) {
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run_test1(name, impl, func, src_counts[j],
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(sample_sizes[i] + (src_counts[j] -1)) / src_counts[j]);
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}
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}
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}
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static void test_s8(void)
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{
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run_test("test_s8", "c", mix_s8_c);
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}
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static void test_u8(void)
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{
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run_test("test_u8", "c", mix_u8_c);
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}
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static void test_s16(void)
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{
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run_test("test_s16", "c", mix_s16_c);
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}
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static void test_u16(void)
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{
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run_test("test_u8", "c", mix_u16_c);
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}
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static void test_s24(void)
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{
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run_test("test_s24", "c", mix_s24_c);
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}
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static void test_u24(void)
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{
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run_test("test_u24", "c", mix_u24_c);
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}
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static void test_s24_32(void)
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{
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run_test("test_s24_32", "c", mix_s24_32_c);
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}
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static void test_u24_32(void)
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{
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run_test("test_u24_32", "c", mix_u24_32_c);
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}
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static void test_s32(void)
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{
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run_test("test_s32", "c", mix_s32_c);
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}
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static void test_u32(void)
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{
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run_test("test_u32", "c", mix_u32_c);
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}
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static void test_f32(void)
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{
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run_test("test_f32", "c", mix_f32_c);
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#if defined (HAVE_SSE)
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if (cpu_flags & SPA_CPU_FLAG_SSE) {
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run_test("test_f32", "sse", mix_f32_sse);
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}
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#endif
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#if defined (HAVE_AVX)
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if (cpu_flags & SPA_CPU_FLAG_AVX) {
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run_test("test_f32", "avx", mix_f32_avx);
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}
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#endif
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}
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static void test_f64(void)
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{
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run_test("test_f64", "c", mix_f64_c);
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#if defined (HAVE_SSE2)
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if (cpu_flags & SPA_CPU_FLAG_SSE2) {
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run_test("test_f64", "sse2", mix_f64_sse2);
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}
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#endif
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}
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static int compare_func(const void *_a, const void *_b)
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{
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const struct stats *a = _a, *b = _b;
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int diff;
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if ((diff = strcmp(a->name, b->name)) != 0) return diff;
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if ((diff = a->n_samples - b->n_samples) != 0) return diff;
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if ((diff = a->n_src - b->n_src) != 0) return diff;
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if ((diff = b->perf - a->perf) != 0) return diff;
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return 0;
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}
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int main(int argc, char *argv[])
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{
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uint32_t i;
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cpu_flags = get_cpu_flags();
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printf("got get CPU flags %d\n", cpu_flags);
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test_s8();
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test_u8();
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test_s16();
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test_u16();
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test_s24();
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test_u24();
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test_s32();
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test_u32();
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test_s24_32();
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test_u24_32();
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test_f32();
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test_f64();
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qsort(results, n_results, sizeof(struct stats), compare_func);
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for (i = 0; i < n_results; i++) {
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struct stats *s = &results[i];
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fprintf(stderr, "%-12."PRIu64" \t%-32.32s %s \t samples %d, src %d\n",
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s->perf, s->name, s->impl, s->n_samples, s->n_src);
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}
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return 0;
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}
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