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pipewire/spa/plugins/audioconvert/test-channelmix.c
Wim Taymans 04aa803d7e test: avoid compiler warnings when SSE is not enabled 
Refactor the sample test and run the test against itself to make
sure we use all variables at least once.
2022-11-11 12:09:22 +01:00

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/* Spa
*
* Copyright © 2019 Wim Taymans
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include "config.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <time.h>
#include <spa/support/log-impl.h>
#include <spa/debug/mem.h>
static uint32_t cpu_flags;
SPA_LOG_IMPL(logger);
#define MATRIX(...) (float[]) { __VA_ARGS__ }
#include "test-helper.h"
#include "channelmix-ops.c"
#define CLOSE_ENOUGH(a,b) (fabs((a)-(b)) < 0.000001f)
static void dump_matrix(struct channelmix *mix, float *coeff)
{
uint32_t i, j;
for (i = 0; i < mix->dst_chan; i++) {
for (j = 0; j < mix->src_chan; j++) {
float v = mix->matrix[i][j];
spa_log_debug(mix->log, "%d %d: %f <-> %f", i, j, v, *coeff);
spa_assert_se(CLOSE_ENOUGH(v, *coeff));
coeff++;
}
}
}
static void test_mix(uint32_t src_chan, uint32_t src_mask, uint32_t dst_chan, uint32_t dst_mask, uint32_t options, float *coeff)
{
struct channelmix mix;
spa_log_debug(&logger.log, "start %d->%d (%08x -> %08x)", src_chan, dst_chan, src_mask, dst_mask);
spa_zero(mix);
mix.options = options;
mix.src_chan = src_chan;
mix.dst_chan = dst_chan;
mix.src_mask = src_mask;
mix.dst_mask = dst_mask;
mix.log = &logger.log;
spa_assert_se(channelmix_init(&mix) == 0);
channelmix_set_volume(&mix, 1.0f, false, 0, NULL);
dump_matrix(&mix, coeff);
}
static void test_1_N_MONO(void)
{
test_mix(1, _M(MONO), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 1.0));
test_mix(1, _M(MONO), 3, _M(FL)|_M(FR)|_M(LFE), 0,
MATRIX(1.0, 1.0, 1.0));
test_mix(1, _M(MONO), 4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 0,
MATRIX(1.0, 1.0, 1.0, 1.0));
test_mix(1, _M(MONO), 4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 1.0, 1.0, 1.0));
test_mix(1, _M(MONO), 12, 0, 0,
MATRIX(1.0, 1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0, 1.0));
}
static void test_1_N_FC(void)
{
test_mix(1, _M(FC), 2, _M(FL)|_M(FR), 0,
MATRIX(0.707107, 0.707107));
test_mix(1, _M(FC), 3, _M(FL)|_M(FR)|_M(LFE), 0,
MATRIX(0.707107, 0.707107, 0.0));
test_mix(1, _M(FC), 4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 0,
MATRIX(0.0, 0.0, 1.0, 0.0));
test_mix(1, _M(FC), 4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 0,
MATRIX(0.707107, 0.707107, 0.0, 0.0));
test_mix(1, _M(FC), 12, 0, 0,
MATRIX(1.0, 1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0, 1.0));
}
static void test_N_1(void)
{
test_mix(1, _M(MONO), 1, _M(MONO), 0,
MATRIX(1.0));
test_mix(1, _M(MONO), 1, _M(FC), 0,
MATRIX(1.0));
test_mix(1, _M(FC), 1, _M(MONO), 0,
MATRIX(1.0));
test_mix(1, _M(FC), 1, _M(FC), 0,
MATRIX(1.0));
test_mix(2, _M(FL)|_M(FR), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107));
test_mix(12, 0, 1, _M(MONO), 0,
MATRIX(0.083333, 0.083333, 0.083333, 0.083333, 0.083333, 0.083333,
0.083333, 0.083333, 0.083333, 0.083333, 0.083333, 0.0833333));
}
static void test_3p1_N(void)
{
test_mix(4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107, 1.0, 0.0));
test_mix(4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0 ));
test_mix(4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 3, _M(FL)|_M(FR)|_M(LFE), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0,
0.0, 0.0, 0.0, 1.0 ));
test_mix(4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 0,
MATRIX(1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0,));
test_mix(4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0,
0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0,));
}
static void test_4_N(void)
{
test_mix(4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107, 0.5, 0.5));
test_mix(4, _M(FL)|_M(FR)|_M(SL)|_M(SR), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107, 0.5, 0.5));
test_mix(4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.0, 0.707107));
test_mix(4, _M(FL)|_M(FR)|_M(SL)|_M(SR), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.0, 0.707107));
test_mix(4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 3, _M(FL)|_M(FR)|_M(LFE), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.0, 0.707107,
0.0, 0.0, 0.0, 0.0));
test_mix(4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0));
test_mix(4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.0, 0.707107,
0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0));
test_mix(4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), CHANNELMIX_OPTION_UPMIX,
MATRIX(1.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.0, 0.707107,
0.707107, 0.707107, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0));
}
static void test_5p1_N(void)
{
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107, 1.0, 0.0, 0.5, 0.5));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0, 0.0, 0.707107));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(RL)|_M(RR), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0, 0.0, 0.707107));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 3, _M(FL)|_M(FR)|_M(LFE), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0, 0.0, 0.707107,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 4, _M(FL)|_M(FR)|_M(LFE)|_M(FC), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.707107,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 4, _M(FL)|_M(FR)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0, 0.0, 0.0,
0.0, 1.0, 0.707107, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.0, 1.0));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 5, _M(FL)|_M(FR)|_M(FC)|_M(SL)|_M(SR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.0, 1.0));
test_mix(6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.0, 1.0));
}
static void test_6p1_N(void)
{
test_mix(7, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(RC)|_M(SL)|_M(SR), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107, 1.0, 0.0, 0.5, 0.5, 0.5));
test_mix(7, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR)|_M(RC),
6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.707107,
0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.707107));
test_mix(7, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR)|_M(RC),
6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.707107,
0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.707107));
test_mix(7, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(RC)|_M(RL)|_M(RR),
6, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.707107, 1.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.707107, 0.0, 1.0));
test_mix(7, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR)|_M(RC),
8, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR)|_M(RL)|_M(RR), 0,
MATRIX(1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.707107,
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.707107));
}
static void test_7p1_N(void)
{
test_mix(8, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR)|_M(RL)|_M(RR), 1, _M(MONO), 0,
MATRIX(0.707107, 0.707107, 1.0, 0.0, 0.5, 0.5, 0.5, 0.5));
test_mix(8, _M(FL)|_M(FR)|_M(LFE)|_M(FC)|_M(SL)|_M(SR)|_M(RL)|_M(RR), 2, _M(FL)|_M(FR), 0,
MATRIX(1.0, 0.0, 0.707107, 0.0, 0.707107, 0.0, 0.707107, 0.0,
0.0, 1.0, 0.707107, 0.0, 0.0, 0.707107, 0.0, 0.707107));
}
static void check_samples(float **s1, float **s2, uint32_t n_s, uint32_t n_samples)
{
uint32_t i, j;
for (i = 0; i < n_s; i++) {
for (j = 0; j < n_samples; j++) {
spa_assert_se(CLOSE_ENOUGH(s1[i][j], s2[i][j]));
}
}
}
static void run_n_m_impl(struct channelmix *mix, const void **src, uint32_t n_samples)
{
uint32_t dst_chan = mix->dst_chan, i;
float dst_c_data[dst_chan][n_samples];
float dst_x_data[dst_chan][n_samples];
void *dst_c[dst_chan], *dst_x[dst_chan];
for (i = 0; i < dst_chan; i++) {
dst_c[i] = dst_c_data[i];
dst_x[i] = dst_x_data[i];
}
channelmix_f32_n_m_c(mix, dst_c, src, n_samples);
channelmix_f32_n_m_c(mix, dst_x, src, n_samples);
check_samples((float**)dst_c, (float**)dst_x, dst_chan, n_samples);
#if defined(HAVE_SSE)
if (cpu_flags & SPA_CPU_FLAG_SSE) {
channelmix_f32_n_m_sse(mix, dst_x, src, n_samples);
check_samples((float**)dst_c, (float**)dst_x, dst_chan, n_samples);
}
#endif
}
static void test_n_m_impl(void)
{
struct channelmix mix;
unsigned int i, j;
#define N_SAMPLES 251
float src_data[16][N_SAMPLES], *src[16];
spa_log_debug(&logger.log, "start");
for (i = 0; i < 16; i++) {
for (j = 0; j < N_SAMPLES; j++)
src_data[i][j] = (drand48() - 0.5f) * 2.5f;
src[i] = src_data[i];
}
spa_zero(mix);
mix.src_chan = 16;
mix.dst_chan = 12;
mix.log = &logger.log;
mix.cpu_flags = cpu_flags;
spa_assert_se(channelmix_init(&mix) == 0);
channelmix_set_volume(&mix, 1.0f, false, 0, NULL);
/* identity matrix */
run_n_m_impl(&mix, (const void**)src, N_SAMPLES);
/* some zero destination */
mix.matrix_orig[2][2] = 0.0f;
mix.matrix_orig[7][7] = 0.0f;
channelmix_set_volume(&mix, 1.0f, false, 0, NULL);
run_n_m_impl(&mix, (const void**)src, N_SAMPLES);
/* random matrix */
for (i = 0; i < mix.dst_chan; i++) {
for (j = 0; j < mix.src_chan; j++) {
mix.matrix_orig[i][j] = drand48() - 0.5f;
}
}
channelmix_set_volume(&mix, 1.0f, false, 0, NULL);
run_n_m_impl(&mix, (const void**)src, N_SAMPLES);
}
int main(int argc, char *argv[])
{
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
srand48(SPA_TIMESPEC_TO_NSEC(&ts));
logger.log.level = SPA_LOG_LEVEL_TRACE;
cpu_flags = get_cpu_flags();
printf("got CPU flags %d\n", cpu_flags);
test_1_N_MONO();
test_1_N_FC();
test_N_1();
test_3p1_N();
test_4_N();
test_5p1_N();
test_6p1_N();
test_7p1_N();
test_n_m_impl();
return 0;
}
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