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#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <gtk/gtk.h>
#include <pulse/pulseaudio.h>
#include <pulse/glib-mainloop.h>
#define APP_TITLE "Test 5 lpo"
#define BUFSIZE 1024
pa_context *context;
void create_stream();
static void stream_state_callback(pa_stream *s, void *unused) {
switch (pa_stream_get_state(s)) {
case PA_STREAM_UNCONNECTED:
case PA_STREAM_CREATING:
break;
case PA_STREAM_READY:
printf("PA_STREAM_READY\n");
/*
g_assert(!mainWindow);
mainWindow = new MainWindow(*pa_stream_get_channel_map(s), device_name, device_description);
g_timeout_add(100, latency_func, NULL);
pa_operation_unref(pa_stream_update_timing_info(stream, stream_update_timing_info_callback, NULL));
*/
break;
case PA_STREAM_FAILED:
printf("PA_STREAM_FAILED\n");
break;
case PA_STREAM_TERMINATED:
printf("PA_STREAM_TERMINATED\n");
//Gtk::Main::quit();
}
}
static void context_get_source_info_callback(pa_context *c, const pa_source_info *si, int is_last, void *unused) {
printf("context_get_source_info_callback\n");
if (is_last < 0) {
printf("Failed to get source information");
return;
}
if (!si)
return;
create_stream(si->name, si->description, si->sample_spec, si->channel_map);
}
static void context_get_sink_info_callback(pa_context *c, const pa_sink_info *si, int is_last, void *unused) {
printf("context_get_sink_info_callback\n");
if (is_last < 0) {
printf("Failed to get sink information");
return;
}
if (!si)
return;
create_stream(si->monitor_source_name, si->description, si->sample_spec, si->channel_map);
}
static void stream_read_callback(pa_stream *s, size_t l, void *unused) {
const void *p;
if (pa_stream_peek(s, &p, &l) < 0) {
printf("pa_stream_peek() failed: %s", pa_strerror(pa_context_errno(context)));
return;
}
printf("%f, %i\n", *((const float*)p), l/sizeof(float));
pa_stream_drop(s);
}
static void context_state_callback(pa_context *c, void *unused) {
switch (pa_context_get_state(c)) {
case PA_CONTEXT_UNCONNECTED:
printf("PA_CONTEXT_UNCONNECTED\n");
break;
case PA_CONTEXT_CONNECTING:
printf("PA_CONTEXT_CONNECTING\n");
break;
case PA_CONTEXT_AUTHORIZING:
printf("PA_CONTEXT_AUTHORIZING\n");
break;
case PA_CONTEXT_SETTING_NAME:
printf("PA_CONTEXT_SETTING_NAME\n");
break;
case PA_CONTEXT_READY:
printf("PA_CONTEXT_READY\n");
g_assert(!stream);
//if (device_name && mode == RECORD)
//pa_operation_unref(pa_context_get_source_info_by_name(c, device_name, context_get_source_info_callback, NULL));
/*else if (device_name && mode == PLAYBACK)
pa_operation_unref(pa_context_get_sink_info_by_name(c, device_name, context_get_sink_info_callback, NULL));
else
pa_operation_unref(pa_context_get_server_info(c, context_get_server_info_callback, NULL));
*/
break;
case PA_CONTEXT_FAILED:
printf("PA_CONTEXT_FAILED\n");
break;
case PA_CONTEXT_TERMINATED:
printf("PA_CONTEXT_TERMINATED\n");
break;
}
}
void create_stream(const char *name, const char *description, const pa_sample_spec *ss, const pa_channel_map *cmap) {
/* The sample type to use */
static const pa_sample_spec nss = {
.format = PA_SAMPLE_S16LE,
.rate = 44100,
.channels = 1
};
pa_stream *stream=NULL;
char t[256];
/*
g_free(device_name);
device_name = g_strdup(name);
g_free(device_description);
device_description = g_strdup(description);
*/
printf("Using sample format: %s", pa_sample_spec_snprint(t, sizeof(t), &nss));
printf("Using channel map: %s", pa_channel_map_snprint(t, sizeof(t), cmap));
stream = pa_stream_new(context, APP_TITLE, &nss, cmap);
pa_stream_set_state_callback(stream, stream_state_callback, NULL);
pa_stream_set_read_callback(stream, stream_read_callback, NULL);
pa_stream_connect_record(stream, name, NULL, (enum pa_stream_flags) 0);
}
int main(int argc, char*argv[]) {
int res, retval;
/*
int error;
int i,j;
float sum;
g_thread_init(NULL);
gdk_threads_init();
gdk_threads_enter();
gtk_init (&argc, &argv);
*/
/* pa_glib_mainloop *m;
m = pa_glib_mainloop_new(g_main_context_default()); g_assert(m);
context = pa_context_new(pa_glib_mainloop_get_api(m), APP_TITLE); g_assert(context);
*/
pa_mainloop *m;
m=pa_mainloop_new(); g_assert(m);
context = pa_context_new(pa_mainloop_get_api(m), APP_TITLE); g_assert(context);
pa_context_set_state_callback(context, context_state_callback, NULL);
pa_context_connect(context, NULL, PA_CONTEXT_NOAUTOSPAWN, NULL);
res=pa_mainloop_run(m,&retval);
g_assert(res==0);
pa_mainloop_free(m);
// gtk_main ();
// gdk_threads_leave();
return 0;
}
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