gstreamer/testsuite/clock/clock1.c

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/*
* testsuite program to test clock behaviour
*
* creates a fakesrc ! identity ! fakesink pipeline
* registers a callback on fakesrc and one on fakesink
* also register a normal GLib timeout which should not be reached
*/
#include <gst/gst.h>
void
gst_clock_debug (GstClock * clock)
{
g_print ("Clock info: time %" G_GUINT64_FORMAT "\n",
gst_clock_get_time (clock));
}
int
main (int argc, char *argv[])
{
GstElement *src, *id, *sink, *pipeline;
GstClock *clock = NULL;
gst_init (&argc, &argv);
if ((src = gst_element_factory_make ("fakesrc", "source")) == NULL) {
g_print ("Could not create a fakesrc element !\n");
return 1;
}
if ((id = gst_element_factory_make ("identity", "filter")) == NULL) {
g_print ("Could not create a identity element !\n");
return 1;
}
if ((sink = gst_element_factory_make ("fakesink", "sink")) == NULL) {
g_print ("Could not create a fakesink element !\n");
return 1;
}
if ((pipeline = gst_pipeline_new ("pipeline")) == NULL) {
g_print ("Could not create a pipeline element !\n");
return 1;
}
gst_bin_add_many (GST_BIN (pipeline), src, id, sink, NULL);
gst_element_link_many (src, id, sink, NULL);
clock = gst_bin_get_clock (GST_BIN (pipeline));
g_assert (clock != NULL);
gst_clock_debug (clock);
gst_clock_debug (clock);
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
gst_bin_iterate (GST_BIN (pipeline));
gst_clock_debug (clock);
gst_clock_debug (clock);
gst_clock_debug (clock);
/* success */
return 0;
}