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/***
This file is part of PulseAudio.
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <check.h>
#include <pulsecore/cpu-arm.h>
#include <pulsecore/cpu-x86.h>
#include <pulsecore/random.h>
#include <pulsecore/macro.h>
#include <pulsecore/sconv.h>
#include "runtime-test-util.h"
#define SAMPLES 1028
#define TIMES 1000
#define TIMES2 100
static void run_conv_test_float_to_s16(
pa_convert_func_t func,
pa_convert_func_t orig_func,
int align,
bool correct,
bool perf) {
PA_DECLARE_ALIGNED(8, int16_t, s[SAMPLES]) = { 0 };
PA_DECLARE_ALIGNED(8, int16_t, s_ref[SAMPLES]) = { 0 };
PA_DECLARE_ALIGNED(8, float, f[SAMPLES]);
int16_t *samples, *samples_ref;
float *floats;
int i, nsamples;
/* Force sample alignment as requested */
samples = s + (8 - align);
samples_ref = s_ref + (8 - align);
floats = f + (8 - align);
nsamples = SAMPLES - (8 - align);
for (i = 0; i < nsamples; i++) {
floats[i] = 2.1f * (rand()/(float) RAND_MAX - 0.5f);
}
if (correct) {
orig_func(nsamples, floats, samples_ref);
func(nsamples, floats, samples);
for (i = 0; i < nsamples; i++) {
if (abs(samples[i] - samples_ref[i]) > 1) {
pa_log_debug("Correctness test failed: align=%d", align);
pa_log_debug("%d: %04hx != %04hx (%.24f)\n", i, samples[i], samples_ref[i], floats[i]);
ck_abort();
}
}
}
if (perf) {
pa_log_debug("Testing sconv performance with %d sample alignment", align);
PA_RUNTIME_TEST_RUN_START("func", TIMES, TIMES2) {
func(nsamples, floats, samples);
} PA_RUNTIME_TEST_RUN_STOP
PA_RUNTIME_TEST_RUN_START("orig", TIMES, TIMES2) {
orig_func(nsamples, floats, samples_ref);
} PA_RUNTIME_TEST_RUN_STOP
}
}
/* This test is currently only run under NEON */
#if defined (__arm__) && defined (__linux__) && defined (HAVE_NEON)
static void run_conv_test_s16_to_float(
pa_convert_func_t func,
pa_convert_func_t orig_func,
int align,
bool correct,
bool perf) {
PA_DECLARE_ALIGNED(8, float, f[SAMPLES]) = { 0.0f };
PA_DECLARE_ALIGNED(8, float, f_ref[SAMPLES]) = { 0.0f };
PA_DECLARE_ALIGNED(8, int16_t, s[SAMPLES]);
float *floats, *floats_ref;
int16_t *samples;
int i, nsamples;
/* Force sample alignment as requested */
floats = f + (8 - align);
floats_ref = f_ref + (8 - align);
samples = s + (8 - align);
nsamples = SAMPLES - (8 - align);
pa_random(samples, nsamples * sizeof(int16_t));
if (correct) {
orig_func(nsamples, samples, floats_ref);
func(nsamples, samples, floats);
for (i = 0; i < nsamples; i++) {
if (fabsf(floats[i] - floats_ref[i]) > 0.0001f) {
pa_log_debug("Correctness test failed: align=%d", align);
pa_log_debug("%d: %.24f != %.24f (%d)\n", i, floats[i], floats_ref[i], samples[i]);
ck_abort();
}
}
}
if (perf) {
pa_log_debug("Testing sconv performance with %d sample alignment", align);
PA_RUNTIME_TEST_RUN_START("func", TIMES, TIMES2) {
func(nsamples, samples, floats);
} PA_RUNTIME_TEST_RUN_STOP
PA_RUNTIME_TEST_RUN_START("orig", TIMES, TIMES2) {
orig_func(nsamples, samples, floats_ref);
} PA_RUNTIME_TEST_RUN_STOP
}
}
#endif /* defined (__arm__) && defined (__linux__) && defined (HAVE_NEON) */
#if defined (__i386__) || defined (__amd64__)
START_TEST (sconv_sse2_test) {
pa_cpu_x86_flag_t flags = 0;
pa_convert_func_t orig_func, sse2_func;
pa_cpu_get_x86_flags(&flags);
if (!(flags & PA_CPU_X86_SSE2)) {
pa_log_info("SSE2 not supported. Skipping");
return;
}
orig_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
pa_convert_func_init_sse(PA_CPU_X86_SSE2);
sse2_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
pa_log_debug("Checking SSE2 sconv (float -> s16)");
run_conv_test_float_to_s16(sse2_func, orig_func, 0, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 1, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 2, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 3, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 4, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 5, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 6, true, false);
run_conv_test_float_to_s16(sse2_func, orig_func, 7, true, true);
}
END_TEST
START_TEST (sconv_sse_test) {
pa_cpu_x86_flag_t flags = 0;
pa_convert_func_t orig_func, sse_func;
pa_cpu_get_x86_flags(&flags);
if (!(flags & PA_CPU_X86_SSE)) {
pa_log_info("SSE not supported. Skipping");
return;
}
orig_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
pa_convert_func_init_sse(PA_CPU_X86_SSE);
sse_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
pa_log_debug("Checking SSE sconv (float -> s16)");
run_conv_test_float_to_s16(sse_func, orig_func, 0, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 1, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 2, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 3, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 4, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 5, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 6, true, false);
run_conv_test_float_to_s16(sse_func, orig_func, 7, true, true);
}
END_TEST
#endif /* defined (__i386__) || defined (__amd64__) */
#if defined (__arm__) && defined (__linux__) && defined (HAVE_NEON)
START_TEST (sconv_neon_test) {
pa_cpu_arm_flag_t flags = 0;
pa_convert_func_t orig_from_func, neon_from_func;
pa_convert_func_t orig_to_func, neon_to_func;
pa_cpu_get_arm_flags(&flags);
if (!(flags & PA_CPU_ARM_NEON)) {
pa_log_info("NEON not supported. Skipping");
return;
}
orig_from_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
orig_to_func = pa_get_convert_to_float32ne_function(PA_SAMPLE_S16LE);
pa_convert_func_init_neon(flags);
neon_from_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
neon_to_func = pa_get_convert_to_float32ne_function(PA_SAMPLE_S16LE);
pa_log_debug("Checking NEON sconv (float -> s16)");
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 0, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 1, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 2, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 3, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 4, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 5, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 6, true, false);
run_conv_test_float_to_s16(neon_from_func, orig_from_func, 7, true, true);
pa_log_debug("Checking NEON sconv (s16 -> float)");
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 0, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 1, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 2, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 3, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 4, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 5, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 6, true, false);
run_conv_test_s16_to_float(neon_to_func, orig_to_func, 7, true, true);
}
END_TEST
#endif /* defined (__arm__) && defined (__linux__) && defined (HAVE_NEON) */
int main(int argc, char *argv[]) {
int failed = 0;
Suite *s;
TCase *tc;
SRunner *sr;
if (!getenv("MAKE_CHECK"))
pa_log_set_level(PA_LOG_DEBUG);
s = suite_create("CPU");
tc = tcase_create("sconv");
#if defined (__i386__) || defined (__amd64__)
tcase_add_test(tc, sconv_sse2_test);
tcase_add_test(tc, sconv_sse_test);
#endif
#if defined (__arm__) && defined (__linux__) && defined (HAVE_NEON)
tcase_add_test(tc, sconv_neon_test);
#endif
tcase_set_timeout(tc, 120);
suite_add_tcase(s, tc);
sr = srunner_create(s);
srunner_run_all(sr, CK_NORMAL);
failed = srunner_ntests_failed(sr);
srunner_free(sr);
return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}
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