-/* $Id$ */
-
/***
- This file is part of polypaudio.
-
- polypaudio is free software; you can redistribute it and/or modify
+ 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 of the License,
+ by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
-
- polypaudio is distributed in the hope that it will be useful, but
+
+ 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 polypaudio; if not, write to the Free Software
+ along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#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>
+#include <pulse/pulseaudio.h>
+#include <pulse/mainloop.h>
+
+#include <pulsecore/log.h>
+#include <pulsecore/macro.h>
+#include <pulsecore/thread.h>
+
+#define INTERPOLATE
+//#define CORK
static pa_context *context = NULL;
static pa_stream *stream = NULL;
static pa_mainloop_api *mainloop_api = NULL;
+static pa_bool_t playback = TRUE;
+static pa_usec_t latency = 0;
-static void stream_write_cb(pa_stream *p, size_t length, void *userdata) {
-
+static void stream_write_cb(pa_stream *p, size_t nbytes, void *userdata) {
/* Just some silence */
- pa_stream_write(p, pa_xmalloc0(length), length, pa_xfree, 0, PA_SEEK_RELATIVE);
+
+ for (;;) {
+ void *data;
+
+ pa_assert_se((nbytes = pa_stream_writable_size(p)) != (size_t) -1);
+
+ if (nbytes <= 0)
+ break;
+
+ pa_assert_se(pa_stream_begin_write(p, &data, &nbytes) == 0);
+ pa_memzero(data, nbytes);
+ pa_assert_se(pa_stream_write(p, data, nbytes, NULL, 0, PA_SEEK_RELATIVE) == 0);
+ }
+}
+
+static void stream_read_cb(pa_stream *p, size_t nbytes, void *userdata) {
+ /* We don't care about the data, just drop it */
+
+ for (;;) {
+ const void *data;
+
+ pa_assert_se((nbytes = pa_stream_readable_size(p)) != (size_t) -1);
+
+ if (nbytes <= 0)
+ break;
+
+ pa_assert_se(pa_stream_peek(p, &data, &nbytes) == 0);
+ pa_assert_se(pa_stream_drop(p) == 0);
+ }
+}
+
+static void stream_latency_cb(pa_stream *p, void *userdata) {
+#ifndef INTERPOLATE
+ pa_operation *o;
+
+ o = pa_stream_update_timing_info(p, NULL, NULL);
+ pa_operation_unref(o);
+#endif
}
/* This is called whenever the context status changes */
static void context_state_callback(pa_context *c, void *userdata) {
- assert(c);
+ pa_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: {
+ case PA_CONTEXT_READY: {
+ pa_stream_flags_t flags = PA_STREAM_AUTO_TIMING_UPDATE;
+ pa_buffer_attr attr;
static const pa_sample_spec ss = {
.format = PA_SAMPLE_S16LE,
.rate = 44100,
- .channels = 1
+ .channels = 2
};
-
- 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);
-
+
+ pa_zero(attr);
+ attr.maxlength = (uint32_t) -1;
+ attr.tlength = latency > 0 ? (uint32_t) pa_usec_to_bytes(latency, &ss) : (uint32_t) -1;
+ attr.prebuf = (uint32_t) -1;
+ attr.minreq = (uint32_t) -1;
+ attr.fragsize = (uint32_t) -1;
+
+#ifdef INTERPOLATE
+ flags |= PA_STREAM_INTERPOLATE_TIMING;
+#endif
+
+ if (latency > 0)
+ flags |= PA_STREAM_ADJUST_LATENCY;
+
+ pa_log("Connection established");
+
+ pa_assert_se(stream = pa_stream_new(c, "interpol-test", &ss, NULL));
+
+ if (playback) {
+ pa_assert_se(pa_stream_connect_playback(stream, NULL, &attr, flags, NULL, NULL) == 0);
+ pa_stream_set_write_callback(stream, stream_write_cb, NULL);
+ } else {
+ pa_assert_se(pa_stream_connect_record(stream, NULL, &attr, flags) == 0);
+ pa_stream_set_read_callback(stream, stream_read_cb, NULL);
+ }
+
+ pa_stream_set_latency_update_callback(stream, stream_latency_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)));
+ pa_log_error("Context error: %s", pa_strerror(pa_context_errno(c)));
abort();
}
}
int main(int argc, char *argv[]) {
pa_threaded_mainloop* m = NULL;
- int k, r;
+ int k;
struct timeval start, last_info = { 0, 0 };
pa_usec_t old_t = 0, old_rtc = 0;
+#ifdef CORK
+ pa_bool_t corked = FALSE;
+#endif
- /* Set up a new main loop */
- m = pa_threaded_mainloop_new();
- assert(m);
+ if (!getenv("MAKE_CHECK"))
+ pa_log_set_level(PA_LOG_DEBUG);
- mainloop_api = pa_threaded_mainloop_get_api(m);
+ playback = argc <= 1 || !pa_streq(argv[1], "-r");
+ latency = (argc >= 2 && !pa_streq(argv[1], "-r")) ? atoi(argv[1]) : (argc >= 3 ? atoi(argv[2]) : 0);
- context = pa_context_new(mainloop_api, argv[0]);
- assert(context);
+ /* Set up a new main loop */
+ pa_assert_se(m = pa_threaded_mainloop_new());
+ pa_assert_se(mainloop_api = pa_threaded_mainloop_get_api(m));
+ pa_assert_se(context = pa_context_new(mainloop_api, argv[0]));
pa_context_set_state_callback(context, context_state_callback, NULL);
- r = pa_context_connect(context, NULL, 0, NULL);
- assert(r >= 0);
+ pa_assert_se(pa_context_connect(context, NULL, 0, NULL) >= 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;
+ pa_assert_se(pa_threaded_mainloop_start(m) >= 0);
+
+/* #ifdef CORK */
+ for (k = 0; k < 20000; k++)
+/* #else */
+/* for (k = 0; k < 2000; k++) */
+/* #endif */
+ {
+ pa_bool_t success = FALSE, changed = FALSE;
+ pa_usec_t t, rtc, d;
struct timeval now, tv;
-
+ pa_bool_t playing = FALSE;
+
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;
+ if (pa_stream_get_time(stream, &t) >= 0 &&
+ pa_stream_get_latency(stream, &d, NULL) >= 0)
+ success = TRUE;
+
+ if ((info = pa_stream_get_timing_info(stream))) {
+ if (memcmp(&last_info, &info->timestamp, sizeof(struct timeval))) {
+ changed = TRUE;
last_info = info->timestamp;
}
+ if (info->playing)
+ playing = TRUE;
+ }
}
-
+
pa_threaded_mainloop_unlock(m);
-
- if (success) {
- pa_gettimeofday(&now);
+ pa_gettimeofday(&now);
+
+ if (success) {
+#ifdef CORK
+ pa_bool_t cork_now;
+#endif
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);
+ pa_log_info("%i\t%llu\t%llu\t%llu\t%llu\t%lli\t%u\t%u\t%llu\t%llu\n", k,
+ (unsigned long long) rtc,
+ (unsigned long long) t,
+ (unsigned long long) (rtc-old_rtc),
+ (unsigned long long) (t-old_t),
+ (signed long long) rtc - (signed long long) t,
+ changed,
+ playing,
+ (unsigned long long) latency,
+ (unsigned long long) d);
+
+ fflush(stdout);
old_t = t;
old_rtc = rtc;
+
+#ifdef CORK
+ cork_now = (rtc / (2*PA_USEC_PER_SEC)) % 2 == 1;
+
+ if (corked != cork_now) {
+ pa_threaded_mainloop_lock(m);
+ pa_operation_unref(pa_stream_cork(stream, cork_now, NULL, NULL));
+ pa_threaded_mainloop_unlock(m);
+
+ pa_log(cork_now ? "Corking" : "Uncorking");
+
+ corked = cork_now;
+ }
+#endif
}
/* Spin loop, ugly but normal usleep() is just too badly grained */
-
tv = now;
while (pa_timeval_diff(pa_gettimeofday(&now), &tv) < 1000)
- pthread_yield();
+ pa_thread_yield();
}
if (m)
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;
}