tests/examples/typefind/typefind.c: Make typefind element example work again (#371894...

Original commit message from CVS:
* tests/examples/typefind/typefind.c: (type_found), (main):
Make typefind element example work again (#371894); add a
license header.

diff --git a/ChangeLog b/ChangeLog
index d2ddf0a33b60168dc0e3d8b1dd076ed0c81ae10c..095f962f0887c9cdbbaddac5f7f0eff0bdddc7f8 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2006-11-07  Tim-Philipp Müller  <tim at centricular dot net>
+
+       * tests/examples/typefind/typefind.c: (type_found), (main):
+         Make typefind element example work again (#371894); add a
+         license header.
+
 2006-11-07  Tim-Philipp Müller  <tim at centricular dot net>
 
        * docs/random/draft-missing-plugins.txt:

diff --git a/tests/examples/typefind/typefind.c b/tests/examples/typefind/typefind.c
index e7ed9aaa15a3ff8a3e03fb28df8b946cf2fa5ab6..06cb56b68e231e71ecce01fb374881a50f8056f7 100644 (file)
--- a/tests/examples/typefind/typefind.c
+++ b/tests/examples/typefind/typefind.c
@@ -1,20 +1,38 @@
+/* GStreamer typefind element example
+ * Copyright (C) <2005> Stefan Kost
+ * Copyright (C) <2006> Tim-Philipp Müller
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
 #include <gst/gst.h>
 
 static void
-type_found (GstElement * typefind, const GstCaps * caps)
+type_found (GstElement * typefind, guint probability, const GstCaps * caps,
+    gpointer user_data)
 {
-  xmlDocPtr doc;
-  xmlNodePtr parent;
-
-  doc = xmlNewDoc ((xmlChar *) "1.0");
-  doc->xmlRootNode = xmlNewDocNode (doc, NULL, (xmlChar *) "Capabilities",
-      NULL);
+  gchar *xml, *caps_str;
 
-  parent = xmlNewChild (doc->xmlRootNode, NULL, (xmlChar *) "Caps1", NULL);
-  /* FIXME */
-  //gst_caps_save_thyself (caps, parent);
+  caps_str = gst_caps_to_string (caps);
+  xml = g_markup_printf_escaped ("<?xml version=\"1.0\"?>\n<Capabilities>\n"
+      " <Caps1>%s</Caps1>\n</Capabilities>", caps_str);
+  g_free (caps_str);
 
-  xmlDocDump (stdout, doc);
+  g_print ("%s\n", xml);
+  g_free (xml);
 }
 
 static void
@@ -56,7 +74,7 @@ event_loop (GstElement * pipe)
 int
 main (int argc, char *argv[])
 {
-  GstElement *bin, *filesrc, *typefind;
+  GstElement *pipeline, *filesrc, *typefind, *sink;
 
   gst_init (&argc, &argv);
 
@@ -65,9 +83,9 @@ main (int argc, char *argv[])
     exit (-1);
   }
 
-  /* create a new bin to hold the elements */
-  bin = gst_pipeline_new ("bin");
-  g_assert (bin != NULL);
+  /* create a new pipeline to hold the elements */
+  pipeline = gst_pipeline_new ("pipeline");
+  g_assert (pipeline != NULL);
 
   /* create a file reader */
   filesrc = gst_element_factory_make ("filesrc", "file_source");
@@ -77,23 +95,28 @@ main (int argc, char *argv[])
   typefind = gst_element_factory_make ("typefind", "typefind");
   g_assert (typefind != NULL);
 
+  sink = gst_element_factory_make ("fakesink", "sink");
+  g_assert (sink != NULL);
+
   /* add objects to the main pipeline */
-  gst_bin_add (GST_BIN (bin), filesrc);
-  gst_bin_add (GST_BIN (bin), typefind);
+  gst_bin_add (GST_BIN (pipeline), filesrc);
+  gst_bin_add (GST_BIN (pipeline), typefind);
+  gst_bin_add (GST_BIN (pipeline), sink);
 
-  g_signal_connect (G_OBJECT (typefind), "have_type",
+  g_signal_connect (G_OBJECT (typefind), "have-type",
       G_CALLBACK (type_found), NULL);
 
-  gst_element_link (filesrc, typefind);
+  gst_element_link_many (filesrc, typefind, sink, NULL);
 
   /* start playing */
-  gst_element_set_state (bin, GST_STATE_PLAYING);
+  gst_element_set_state (pipeline, GST_STATE_PLAYING);
 
   /* Run event loop listening for bus messages until EOS or ERROR */
-  event_loop (bin);
+  event_loop (pipeline);
 
   /* stop the bin */
-  gst_element_set_state (bin, GST_STATE_NULL);
+  gst_element_set_state (pipeline, GST_STATE_NULL);
+  gst_object_unref (pipeline);
 
   exit (0);
 }