diff options
| -rw-r--r-- | src/Makefile.am | 6 | ||||
| -rw-r--r-- | src/tests/interpol-test.c | 168 |
2 files changed, 174 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 2dc2c663..6a2decb3 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -189,6 +189,7 @@ noinst_PROGRAMS = \ voltest \ memblockq-test \ sync-playback \ + interpol-test \ channelmap-test \ thread-mainloop-test \ utf8-test @@ -284,6 +285,11 @@ sync_playback_LDADD = $(AM_LDADD) libpolyp.la sync_playback_CFLAGS = $(AM_CFLAGS) sync_playback_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) +interpol_test_SOURCES = tests/interpol-test.c +interpol_test_LDADD = $(AM_LDADD) libpolyp.la +interpol_test_CFLAGS = $(AM_CFLAGS) +interpol_test_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) + ################################### # Client library # ################################### diff --git a/src/tests/interpol-test.c b/src/tests/interpol-test.c new file mode 100644 index 00000000..26a92dbf --- /dev/null +++ b/src/tests/interpol-test.c @@ -0,0 +1,168 @@ +/* $Id$ */ + +/*** + This file is part of polypaudio. + + polypaudio 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 of the License, + or (at your option) any later version. + + polypaudio 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 polypaudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <signal.h> +#include <string.h> +#include <errno.h> +#include <unistd.h> +#include <assert.h> +#include <stdio.h> +#include <stdlib.h> +#include <getopt.h> +#include <math.h> +#include <pthread.h> + +#include <polyp/polypaudio.h> +#include <polyp/mainloop.h> + +static pa_context *context = NULL; +static pa_stream *stream = NULL; +static pa_mainloop_api *mainloop_api = NULL; + +static void stream_write_cb(pa_stream *p, size_t length, void *userdata) { + + /* Just some silence */ + pa_stream_write(p, pa_xmalloc0(length), length, pa_xfree, 0, PA_SEEK_RELATIVE); +} + +/* This is called whenever the context status changes */ +static void context_state_callback(pa_context *c, void *userdata) { + assert(c); + + switch (pa_context_get_state(c)) { + case PA_CONTEXT_CONNECTING: + case PA_CONTEXT_AUTHORIZING: + case PA_CONTEXT_SETTING_NAME: + break; + + case PA_CONTEXT_READY: { + + static const pa_sample_spec ss = { + .format = PA_SAMPLE_S16LE, + .rate = 44100, + .channels = 1 + }; + + fprintf(stderr, "Connection established.\n"); + + stream = pa_stream_new(c, "interpol-test", &ss, NULL); + assert(stream); + + pa_stream_connect_playback(stream, NULL, NULL, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL); + pa_stream_set_write_callback(stream, stream_write_cb, NULL); + + break; + } + + case PA_CONTEXT_TERMINATED: + break; + + case PA_CONTEXT_FAILED: + default: + fprintf(stderr, "Context error: %s\n", pa_strerror(pa_context_errno(c))); + abort(); + } +} + +int main(int argc, char *argv[]) { + pa_threaded_mainloop* m = NULL; + int k, r; + struct timeval start, last_info = { 0, 0 }; + pa_usec_t old_t = 0, old_rtc = 0; + + /* Set up a new main loop */ + m = pa_threaded_mainloop_new(); + assert(m); + + mainloop_api = pa_threaded_mainloop_get_api(m); + + context = pa_context_new(mainloop_api, argv[0]); + assert(context); + + pa_context_set_state_callback(context, context_state_callback, NULL); + + r = pa_context_connect(context, NULL, 0, NULL); + assert(r >= 0); + + pa_gettimeofday(&start); + + pa_threaded_mainloop_start(m); + + for (k = 0; k < 5000; k++) { + int success = 0, changed = 0; + pa_usec_t t, rtc; + struct timeval now, tv; + + pa_threaded_mainloop_lock(m); + + if (stream) { + const pa_timing_info *info; + + if (pa_stream_get_time(stream, &t) >= 0) + success = 1; + + if ((info = pa_stream_get_timing_info(stream))) + if (last_info.tv_usec != info->timestamp.tv_usec || last_info.tv_sec != info->timestamp.tv_sec) { + changed = 1; + last_info = info->timestamp; + } + } + + pa_threaded_mainloop_unlock(m); + + if (success) { + pa_gettimeofday(&now); + + rtc = pa_timeval_diff(&now, &start); + printf("%i\t%llu\t%llu\t%llu\t%llu\t%u\n", k, rtc, t, rtc-old_rtc, t-old_t, changed*2000000); + old_t = t; + old_rtc = rtc; + } + + /* Spin loop, eerks but normal usleep is just to badly grained */ + + tv = now; + while (pa_timeval_diff(pa_gettimeofday(&now), &tv) < 1000) + pthread_yield(); + } + + if (m) + pa_threaded_mainloop_stop(m); + + if (stream) { + pa_stream_disconnect(stream); + pa_stream_unref(stream); + } + + if (context) { + pa_context_disconnect(context); + pa_context_unref(context); + } + + if (m) + pa_threaded_mainloop_free(m); + + return 0; +} |