yuzu/externals/cubeb/test/test_latency.cpp

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2020-12-28 19:15:37 +04:00
#include "gtest/gtest.h"
#include <stdlib.h>
#include <memory>
#include "cubeb/cubeb.h"
//#define ENABLE_NORMAL_LOG
//#define ENABLE_VERBOSE_LOG
#include "common.h"
TEST(cubeb, latency)
{
cubeb * ctx = NULL;
int r;
uint32_t max_channels;
uint32_t preferred_rate;
uint32_t latency_frames;
r = common_init(&ctx, "Cubeb audio test");
ASSERT_EQ(r, CUBEB_OK);
std::unique_ptr<cubeb, decltype(&cubeb_destroy)>
cleanup_cubeb_at_exit(ctx, cubeb_destroy);
r = cubeb_get_max_channel_count(ctx, &max_channels);
ASSERT_TRUE(r == CUBEB_OK || r == CUBEB_ERROR_NOT_SUPPORTED);
if (r == CUBEB_OK) {
ASSERT_GT(max_channels, 0u);
}
r = cubeb_get_preferred_sample_rate(ctx, &preferred_rate);
ASSERT_TRUE(r == CUBEB_OK || r == CUBEB_ERROR_NOT_SUPPORTED);
if (r == CUBEB_OK) {
ASSERT_GT(preferred_rate, 0u);
}
cubeb_stream_params params = {
CUBEB_SAMPLE_FLOAT32NE,
preferred_rate,
max_channels,
CUBEB_LAYOUT_UNDEFINED,
CUBEB_STREAM_PREF_NONE
};
r = cubeb_get_min_latency(ctx, &params, &latency_frames);
ASSERT_TRUE(r == CUBEB_OK || r == CUBEB_ERROR_NOT_SUPPORTED);
if (r == CUBEB_OK) {
ASSERT_GT(latency_frames, 0u);
}
}