#include <glib.h>
#include <pulse/pulseaudio.h>
#include <pulse/glib-mainloop.h>

#define INTERVAL 125
#define TEST_NR  ((1000/INTERVAL)*3600*72UL)

struct context{
	pa_context *pa_cxt;
	GMainLoop *main_loop;
};

gboolean set_mute_unmute(struct context *cxt)
{
	static gboolean mute = TRUE;
	static gint count = 0;
	pa_operation *o;

	mute = !mute;
	count++;

	o = pa_context_set_sink_mute_by_index(cxt->pa_cxt, 0, mute, NULL, NULL);
	if (o == NULL) {
		g_warning ("pa_context_set_sink_mute_by_index() failed: %s", pa_strerror(pa_context_errno(cxt->pa_cxt)));
		g_main_quit(cxt->main_loop);
		return FALSE;
	} 

	if (count == TEST_NR) {
		g_print("Max test number(=%lu) reached, quit.\n", TEST_NR);
		g_main_quit(cxt->main_loop);
		return FALSE;
	}

	g_print("\r%10d:\tset to %6s", count, mute ? "mute":"unmute");
	pa_operation_unref(o);
	return TRUE;
}

int main()
{
	struct context cxt;
	pa_glib_mainloop *pa_main_loop;
	int r;

	pa_main_loop = pa_glib_mainloop_new(NULL);
	cxt.pa_cxt = pa_context_new(pa_glib_mainloop_get_api(pa_main_loop), "mute-automute-test"); 
	cxt.main_loop = g_main_loop_new(NULL, FALSE);

	r = pa_context_connect(cxt.pa_cxt, NULL, 0, NULL);

	if (r) {
		g_print("Failed to connect PA server.\n");
		exit(3);
	}

	g_timeout_add(INTERVAL, (GSourceFunc) set_mute_unmute, &cxt);

	g_main_loop_run(cxt.main_loop);

	return 0;
}