gstreamer/tests/old/testsuite/elements/fake.c

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/*
* test for fakesrc and fakesink element
* thomas@apestaart.org
* originally written for 0.3.2
*/
#include <gst/gst.h>
#include "property.h"
GstElement *
element_create (char *name, char *element)
/*
* create the element
* print an error if it can't be created
* return NULL if it couldn't be created
* return element if it did work
*/
{
GstElement *el = NULL;
el = (GstElement *) gst_element_factory_make (element, name);
if (el == NULL) {
fprintf (stderr, "Could not create element %s (%s) !\n", name, element);
return NULL;
} else
return el;
}
int
main (int argc, char *argv[])
{
GstElement *pipeline = NULL;
GstElement *src, *sink;
gint retval = 0;
/* init */
gst_init (&argc, &argv);
/* create */
g_print ("Creating pipeline\n");
pipeline = gst_pipeline_new ("pipeline");
g_print ("Connecting signals to pipeline\n");
g_signal_connect (pipeline, "deep_notify",
G_CALLBACK (property_change_callback), NULL);
g_print ("Creating elements\n");
if (!(src = element_create ("src", "fakesrc")))
return 1;
g_object_set (G_OBJECT (src), "sizetype", 2, NULL);
if (!(sink = element_create ("sink", "fakesink")))
return 1;
/* add */
g_print ("Adding elements to bin\n");
gst_bin_add (GST_BIN (pipeline), src);
gst_bin_add (GST_BIN (pipeline), sink);
/* link */
g_print ("Linking elements\n");
gst_element_set_state (pipeline, GST_STATE_PLAYING);
/* we expect this to give an error */
if (gst_bin_iterate (GST_BIN (pipeline)) != FALSE) {
g_warning
("Iterating a bin with unlinked elements should return FALSE !\n");
retval = 1;
}
gst_pad_link (gst_element_get_pad (src, "src"),
gst_element_get_pad (sink, "sink"));
/* set to play */
g_print ("Doing 1 iteration\n");
gst_element_set_state (pipeline, GST_STATE_PLAYING);
/* we expect this to work */
if (gst_bin_iterate (GST_BIN (pipeline)) != TRUE) {
g_error ("Iterating a bin with linked elements should return TRUE !\n");
retval = 1;
}
g_print ("Done !\n");
return retval;
}