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Diffstat (limited to '')
| -rw-r--r-- | pipewire-alsa/tests/test-pipewire-alsa-stress.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/pipewire-alsa/tests/test-pipewire-alsa-stress.c b/pipewire-alsa/tests/test-pipewire-alsa-stress.c new file mode 100644 index 0000000..b6de3e5 --- /dev/null +++ b/pipewire-alsa/tests/test-pipewire-alsa-stress.c @@ -0,0 +1,151 @@ +/* PipeWire + * + * Copyright © 2021 Axis Communications AB + * + * 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. + */ + +/* + [title] + Stress test using pipewire-alsa. + [title] + */ + +#include <alsa/asoundlib.h> +#include <pthread.h> +#include <stdbool.h> +#include <stdio.h> + +#define DEFAULT_PCM "pipewire" +#define DEFAULT_RATE 44100 +#define DEFAULT_CHANNELS 2 +#define N_THREADS 20 + +static void * +thread_func(void *data) +{ + snd_pcm_t *pcm = NULL; + snd_pcm_hw_params_t *params; + int res; + long n = (long)data; + unsigned int sample_rate = DEFAULT_RATE; + + res = snd_pcm_open(&pcm, DEFAULT_PCM, SND_PCM_STREAM_CAPTURE, SND_PCM_NONBLOCK); + if (res < 0) { + fprintf(stderr, "open failed: %s\n", snd_strerror(res)); + pcm = NULL; + goto fail; + } + printf("opened %ld\n", n); + + snd_pcm_hw_params_alloca(¶ms); + res = snd_pcm_hw_params_any(pcm, params); + if (res < 0) { + fprintf(stderr, "params_any failed: %s\n", snd_strerror(res)); + goto fail; + } + + res = snd_pcm_hw_params_set_access(pcm, params, SND_PCM_ACCESS_RW_INTERLEAVED); + if (res < 0) { + fprintf(stderr, "set_access failed: %s\n", snd_strerror(res)); + goto fail; + } + + res = snd_pcm_hw_params_set_format(pcm, params, SND_PCM_FORMAT_S32_LE); + if (res < 0) { + fprintf(stderr, "set_format failed: %s\n", snd_strerror(res)); + goto fail; + } + + res = snd_pcm_hw_params_set_rate_near(pcm, params, &sample_rate, 0); + if (res < 0) { + fprintf(stderr, "set_rate_near failed: %s\n", snd_strerror(res)); + goto fail; + } + + res = snd_pcm_hw_params_set_channels(pcm, params, DEFAULT_CHANNELS); + if (res < 0) { + fprintf(stderr, "set_channels failed: %s\n", snd_strerror(res)); + goto fail; + } + + res = snd_pcm_hw_params(pcm, params); + if (res < 0) { + fprintf(stderr, "params failed: %s\n", snd_strerror(res)); + goto fail; + } + + res = snd_pcm_prepare(pcm); + if (res < 0) { + fprintf(stderr, "prepare failed: %s (%d)\n", snd_strerror(res), res); + goto fail; + } + printf("prepared %ld\n", n); + + res = snd_pcm_close(pcm); + if (res < 0) { + fprintf(stderr, "close failed: %s\n", snd_strerror(res)); + pcm = NULL; + goto fail; + } + printf("closed %ld\n", n); + + return NULL; + +fail: + if (pcm != NULL) { + res = snd_pcm_close(pcm); + if (res < 0) { + fprintf(stderr, "close failed: %s\n", snd_strerror(res)); + } + } + exit(EXIT_FAILURE); +} + +int +main(int argc, char *argv[]) +{ + pthread_t t[N_THREADS] = { 0 }; + long n; + int s; + + /* avoid rtkit in this test */ + setenv("PIPEWIRE_CONFIG_NAME", "client.conf", false); + + while (true) { + for (n=0; n < N_THREADS; n++) { + if ((s = pthread_create(&(t[n]), NULL, thread_func, (void *)n)) != 0) { + fprintf(stderr, "pthread_create: %s\n", strerror(s)); + exit(EXIT_FAILURE); + } + printf("created %ld\n", n); + } + for (n=0; n < N_THREADS; n++) { + if (t[n] != 0 && (s = pthread_join(t[n], NULL)) != 0) { + fprintf(stderr, "pthread_join: %s\n", strerror(s)); + exit(EXIT_FAILURE); + } + printf("joined %ld\n", n); + t[n] = 0; + } + } + + return EXIT_SUCCESS; +} |