mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-02 14:36:41 +00:00
d74fc2e0fa
Original commit message from CVS: Merged HEAD from BRANCH-INCSCHED1-200104161 into BRANCH-INCSCHED1.
149 lines
3.7 KiB
C
149 lines
3.7 KiB
C
#include <gst/gst.h>
|
|
#include <gnome.h>
|
|
|
|
static void
|
|
gst_play_have_type (GstElement *sink, GstElement *sink2, gpointer data)
|
|
{
|
|
GST_DEBUG (0,"GstPipeline: play have type %p\n", (gboolean *)data);
|
|
|
|
*(gboolean *)data = TRUE;
|
|
}
|
|
|
|
gboolean
|
|
idle_func (gpointer data)
|
|
{
|
|
return gst_bin_iterate (GST_BIN (data));
|
|
}
|
|
|
|
static GstCaps*
|
|
gst_play_typefind (GstBin *bin, GstElement *element)
|
|
{
|
|
gboolean found = FALSE;
|
|
GstElement *typefind;
|
|
GstCaps *caps = NULL;
|
|
|
|
GST_DEBUG (0,"GstPipeline: typefind for element \"%s\" %p\n",
|
|
GST_ELEMENT_NAME(element), &found);
|
|
|
|
typefind = gst_elementfactory_make ("typefind", "typefind");
|
|
g_return_val_if_fail (typefind != NULL, FALSE);
|
|
|
|
gtk_signal_connect (GTK_OBJECT (typefind), "have_type",
|
|
GTK_SIGNAL_FUNC (gst_play_have_type), &found);
|
|
|
|
gst_pad_connect (gst_element_get_pad (element, "src"),
|
|
gst_element_get_pad (typefind, "sink"));
|
|
|
|
gst_bin_add (bin, typefind);
|
|
|
|
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PLAYING);
|
|
|
|
// push a buffer... the have_type signal handler will set the found flag
|
|
gst_bin_iterate (bin);
|
|
|
|
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_NULL);
|
|
|
|
caps = gst_pad_get_caps (gst_element_get_pad (element, "src"));
|
|
|
|
gst_pad_disconnect (gst_element_get_pad (element, "src"),
|
|
gst_element_get_pad (typefind, "sink"));
|
|
gst_bin_remove (bin, typefind);
|
|
gst_object_unref (GST_OBJECT (typefind));
|
|
|
|
return caps;
|
|
}
|
|
|
|
int main(int argc,char *argv[])
|
|
{
|
|
GstElement *disksrc, *osssink, *videosink;
|
|
GstElement *bin;
|
|
GtkWidget *appwindow;
|
|
GstCaps *srccaps;
|
|
GstElement *new_element;
|
|
GstAutoplug *autoplug;
|
|
GtkWidget *socket;
|
|
|
|
g_thread_init(NULL);
|
|
gst_init(&argc,&argv);
|
|
gnome_init("autoplug","0.0.1", argc,argv);
|
|
|
|
if (argc != 2) {
|
|
g_print("usage: %s <filename>\n", argv[0]);
|
|
exit(-1);
|
|
}
|
|
|
|
/* create a new bin to hold the elements */
|
|
bin = gst_pipeline_new("pipeline");
|
|
g_assert(bin != NULL);
|
|
|
|
/* create a disk reader */
|
|
disksrc = gst_elementfactory_make("disksrc", "disk_source");
|
|
g_assert(disksrc != NULL);
|
|
gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
|
|
|
|
gst_bin_add (GST_BIN (bin), disksrc);
|
|
|
|
srccaps = gst_play_typefind (GST_BIN (bin), disksrc);
|
|
|
|
if (!srccaps) {
|
|
g_print ("could not autoplug, unknown media type...\n");
|
|
exit (-1);
|
|
}
|
|
|
|
/* and an audio sink */
|
|
osssink = gst_elementfactory_make("osssink", "play_audio");
|
|
g_assert(osssink != NULL);
|
|
|
|
/* and an video sink */
|
|
videosink = gst_elementfactory_make("xvideosink", "play_video");
|
|
g_assert(videosink != NULL);
|
|
|
|
autoplug = gst_autoplugfactory_make ("staticrender");
|
|
g_assert (autoplug != NULL);
|
|
|
|
new_element = gst_autoplug_to_renderers (autoplug,
|
|
srccaps,
|
|
videosink,
|
|
osssink,
|
|
NULL);
|
|
|
|
if (!new_element) {
|
|
g_print ("could not autoplug, no suitable codecs found...\n");
|
|
exit (-1);
|
|
}
|
|
|
|
gst_bin_add (GST_BIN (bin), new_element);
|
|
|
|
gst_element_connect (disksrc, "src", new_element, "sink");
|
|
|
|
appwindow = gnome_app_new("autoplug demo","autoplug demo");
|
|
|
|
socket = gtk_socket_new ();
|
|
gtk_widget_show (socket);
|
|
|
|
gnome_app_set_contents(GNOME_APP(appwindow),
|
|
GTK_WIDGET (socket));
|
|
|
|
gtk_widget_realize (socket);
|
|
gtk_socket_steal (GTK_SOCKET (socket),
|
|
gst_util_get_int_arg (GTK_OBJECT (videosink), "xid"));
|
|
|
|
gtk_widget_show_all(appwindow);
|
|
|
|
xmlSaveFile("xmlTest.gst", gst_xml_write(GST_ELEMENT(bin)));
|
|
|
|
/* start playing */
|
|
gst_element_set_state(GST_ELEMENT(bin), GST_STATE_PLAYING);
|
|
|
|
gtk_idle_add(idle_func, bin);
|
|
|
|
gst_main();
|
|
|
|
/* stop the bin */
|
|
gst_element_set_state(GST_ELEMENT(bin), GST_STATE_NULL);
|
|
|
|
gst_pipeline_destroy(bin);
|
|
|
|
exit(0);
|
|
}
|
|
|