Merge branch 'master' into 0.11

gst/gstcaps.c

@@ -253,7 +253,10 @@ gst_caps_new_simple (const char *media_type, const char *fieldname, ...)
   structure = gst_structure_new_valist (media_type, fieldname, var_args);
   va_end (var_args);
 
+  if (structure)
     gst_caps_append_structure_unchecked (caps, structure);
+  else
+    gst_caps_replace (&caps, NULL);
 
   return caps;
 }

gst/gstpadtemplate.c

@@ -66,7 +66,7 @@
  *       "audio/x-raw-int, "
  *         "channels = (int) [ 1, 6 ]"
  *     )
- *   )
+ *   );
  *   void
  *   my_method (void)
  *   {

gst/gststructure.c

@@ -219,8 +219,6 @@ gst_structure_new (const gchar * name, const gchar * firstfield, ...)
   GstStructure *structure;
   va_list varargs;
 
-  g_return_val_if_fail (name != NULL, NULL);
-
   va_start (varargs, firstfield);
   structure = gst_structure_new_valist (name, firstfield, varargs);
   va_end (varargs);
@@ -250,8 +248,6 @@ gst_structure_new_valist (const gchar * name,
 {
   GstStructure *structure;
 
-  g_return_val_if_fail (name != NULL, NULL);
-
   structure = gst_structure_empty_new (name);
 
   if (structure)

tests/check/Makefile.am

@@ -65,6 +65,7 @@ REGISTRY_CHECKS =				\
 	gst/gstbin				\
 	gst/gstchildproxy			\
 	gst/gstelement				\
+	gst/gstelementfactory			\
 	gst/gstevent				\
 	gst/gstghostpad				\
 	gst/gstindex				\

tests/check/gst/.gitignore

@@ -12,6 +12,7 @@ gstcpp
 gstdata
 gstdatetime
 gstelement
+gstelementfactory
 gstevent
 gstghostpad
 gstiterator

tests/check/gst/gstelement.c

@@ -164,49 +164,6 @@ GST_START_TEST (test_link_no_pads)
 
 GST_END_TEST;
 
-/* check if the elementfactory of a class is filled (see #131079) */
-GST_START_TEST (test_class)
-{
-  GstElementClass *klass;
-  GstElementFactory *factory, *tmp;
-  GType type;
-
-  GST_DEBUG ("finding factory for queue");
-  factory = gst_element_factory_find ("queue");
-  fail_if (factory == NULL);
-
-  /* it may already be loaded if check is being run with CK_FORK=no */
-  if (!GST_PLUGIN_FEATURE (factory)->loaded) {
-    GST_DEBUG ("getting the type");
-    /* feature is not loaded, should return 0 as the type */
-    type = gst_element_factory_get_element_type (factory);
-    fail_if (type != 0);
-  }
-
-  GST_DEBUG ("now loading the plugin");
-  tmp =
-      GST_ELEMENT_FACTORY (gst_plugin_feature_load (GST_PLUGIN_FEATURE
-          (factory)));
-  fail_if (tmp == NULL);
-
-  gst_object_unref (factory);
-  factory = tmp;
-
-  /* feature is now loaded */
-  type = gst_element_factory_get_element_type (factory);
-  fail_if (type == 0);
-
-  klass = g_type_class_ref (factory->type);
-  fail_if (klass == NULL);
-
-  GST_DEBUG ("checking the element factory class field");
-  /* and elementfactory is filled in */
-  fail_if (klass->elementfactory == NULL);
-  fail_if (klass->elementfactory != factory);
-
-}
-
-GST_END_TEST;
 
 static Suite *
 gst_element_suite (void)
@@ -220,7 +177,6 @@ gst_element_suite (void)
   tcase_add_test (tc_chain, test_error_no_bus);
   tcase_add_test (tc_chain, test_link);
   tcase_add_test (tc_chain, test_link_no_pads);
-  tcase_add_test (tc_chain, test_class);
 
   return s;
 }

tests/check/gst/gstelementfactory.c

@@ -0,0 +1,138 @@
+/* GStreamer
+ * Copyright (C) 2011 Stefan Kost <ensonic@users.sf.net>
+ *
+ * gstelementfactory.c: Unit test for GstElementFactory
+ *
+ * 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/check/gstcheck.h>
+
+static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
+    GST_PAD_SINK,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("audio/x-raw-int, " "channels = (int) [ 1, 6 ]")
+    );
+static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("audio/x-raw-int, " "channels = (int) [ 1, 6 ]")
+    );
+
+static void
+setup_pad_template (GstElementFactory * factory, GstStaticPadTemplate * tmpl)
+{
+  GstStaticPadTemplate *template;
+
+  template = g_slice_dup (GstStaticPadTemplate, tmpl);
+  factory->staticpadtemplates = g_list_append (factory->staticpadtemplates,
+      template);
+  factory->numpadtemplates++;
+}
+
+static GstElementFactory *
+setup_factory (void)
+{
+  GstPluginFeature *feature;
+  GstElementFactory *factory;
+
+  feature = g_object_newv (GST_TYPE_ELEMENT_FACTORY, 0, NULL);
+  gst_plugin_feature_set_name (feature, "test");
+
+  factory = GST_ELEMENT_FACTORY_CAST (feature);
+  factory->details.longname = g_strdup ("test");
+  factory->details.klass = g_strdup ("test");
+  factory->details.description = g_strdup ("test");
+  factory->details.author = g_strdup ("test");
+
+  setup_pad_template (factory, &sink_template);
+  setup_pad_template (factory, &src_template);
+
+  return factory;
+}
+
+/* create a basic factory */
+GST_START_TEST (test_create)
+{
+  GstElementFactory *factory;
+
+  factory = setup_factory ();
+  fail_if (factory == NULL);
+
+  g_object_unref (factory);
+}
+
+GST_END_TEST;
+
+/* check if the elementfactory of a class is filled (see #131079) */
+GST_START_TEST (test_class)
+{
+  GstElementClass *klass;
+  GstElementFactory *factory, *tmp;
+  GType type;
+
+  GST_DEBUG ("finding factory for queue");
+  factory = gst_element_factory_find ("queue");
+  fail_if (factory == NULL);
+
+  /* it may already be loaded if check is being run with CK_FORK=no */
+  if (!GST_PLUGIN_FEATURE (factory)->loaded) {
+    GST_DEBUG ("getting the type");
+    /* feature is not loaded, should return 0 as the type */
+    type = gst_element_factory_get_element_type (factory);
+    fail_if (type != 0);
+  }
+
+  GST_DEBUG ("now loading the plugin");
+  tmp =
+      GST_ELEMENT_FACTORY (gst_plugin_feature_load (GST_PLUGIN_FEATURE
+          (factory)));
+  fail_if (tmp == NULL);
+
+  gst_object_unref (factory);
+  factory = tmp;
+
+  /* feature is now loaded */
+  type = gst_element_factory_get_element_type (factory);
+  fail_if (type == 0);
+
+  klass = g_type_class_ref (factory->type);
+  fail_if (klass == NULL);
+
+  GST_DEBUG ("checking the element factory class field");
+  /* and elementfactory is filled in */
+  fail_if (klass->elementfactory == NULL);
+  fail_if (klass->elementfactory != factory);
+
+}
+
+GST_END_TEST;
+
+
+static Suite *
+gst_element_factory_suite (void)
+{
+  Suite *s = suite_create ("GstElementFactory");
+  TCase *tc_chain = tcase_create ("element-factory tests");
+
+  suite_add_tcase (s, tc_chain);
+  tcase_add_test (tc_chain, test_class);
+  tcase_add_test (tc_chain, test_create);
+
+  return s;
+}
+
+GST_CHECK_MAIN (gst_element_factory);

tests/examples/helloworld/helloworld.c

@@ -1,115 +1,80 @@
-#include <stdlib.h>
 #include <gst/gst.h>
 
-static void
-event_loop (GstElement * pipe)
+static gboolean
+bus_call (GstBus * bus, GstMessage * msg, gpointer data)
 {
-  GstBus *bus;
-  GstMessage *message = NULL;
-  gboolean running = TRUE;
+  GMainLoop *loop = (GMainLoop *) data;
 
-  bus = gst_element_get_bus (GST_ELEMENT (pipe));
-
-  while (running) {
-    message = gst_bus_poll (bus, GST_MESSAGE_ANY, -1);
-
-    g_assert (message != NULL);
-
-    switch (message->type) {
-      case GST_MESSAGE_EOS:
-        running = FALSE;
-        break;
-      case GST_MESSAGE_WARNING:{
-        GError *gerror;
-        gchar *debug;
-
-        gst_message_parse_warning (message, &gerror, &debug);
-        gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
-        g_error_free (gerror);
-        g_free (debug);
+  switch (GST_MESSAGE_TYPE (msg)) {
+    case GST_MESSAGE_EOS:{
+      g_print ("End-of-stream\n");
+      g_main_loop_quit (loop);
       break;
     }
     case GST_MESSAGE_ERROR:{
-        GError *gerror;
       gchar *debug;
+      GError *err;
 
-        gst_message_parse_error (message, &gerror, &debug);
-        gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
-        g_error_free (gerror);
+      gst_message_parse_error (msg, &err, &debug);
       g_free (debug);
-        running = FALSE;
+
+      g_print ("Error: %s\n", err->message);
+      g_error_free (err);
+
+      g_main_loop_quit (loop);
+
       break;
     }
     default:
       break;
   }
-    gst_message_unref (message);
-  }
-  gst_object_unref (bus);
+  return TRUE;
 }
 
-int
-main (int argc, char *argv[])
+gint
+main (gint argc, gchar * argv[])
 {
-  GstElement *bin, *filesrc, *decoder, *audiosink;
-  GstElement *conv, *resample;
+  GstElement *playbin;
+  GMainLoop *loop;
+  GstBus *bus;
+  gchar *uri;
 
   gst_init (&argc, &argv);
 
-  if (argc != 2) {
-    g_print ("usage: %s <mp3 file>\n", argv[0]);
-    exit (-1);
+  if (argc < 2) {
+    g_print ("usage: %s <media file or uri>\n", argv[0]);
+    return 1;
   }
 
-  /* create a new bin to hold the elements */
-  bin = gst_pipeline_new ("pipeline");
-  g_assert (bin);
-
-  /* create a disk reader */
-  filesrc = gst_element_factory_make ("filesrc", "disk_source");
-  g_assert (filesrc);
-  g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
-
-  /* now it's time to get the decoder */
-  decoder = gst_element_factory_make ("mad", "decode");
-  if (!decoder) {
-    g_print ("could not find plugin \"mad\"");
-    return -1;
+  playbin = gst_element_factory_make ("playbin2", NULL);
+  if (!playbin) {
+    g_print ("'playbin2' gstreamer plugin missing\n");
+    return 1;
   }
 
-  /* also, we need to add some converters to make sure the audio stream
-   * from the decoder is converted into a format the audio sink can
-   * understand (if necessary) */
-  conv = gst_element_factory_make ("audioconvert", "audioconvert");
-  if (!conv) {
-    g_print ("could not create \"audioconvert\" element!");
-    return -1;
-  }
-  resample = gst_element_factory_make ("audioresample", "audioresample");
-  if (!resample) {
-    g_print ("could not create \"audioresample\" element!");
-    return -1;
-  }
+  /* take the commandline argument and ensure that it is a uri */
+  if (gst_uri_is_valid (argv[1]))
+    uri = g_strdup (argv[1]);
+  else
+    uri = gst_filename_to_uri (argv[1], NULL);
+  g_object_set (playbin, "uri", uri, NULL);
+  g_free (uri);
 
-  /* and an audio sink */
-  audiosink = gst_element_factory_make ("alsasink", "play_audio");
-  g_assert (audiosink);
+  /* create and event loop and feed gstreamer bus mesages to it */
+  loop = g_main_loop_new (NULL, FALSE);
 
-  /* add objects to the main pipeline */
-  gst_bin_add_many (GST_BIN (bin), filesrc, decoder, conv,
-      resample, audiosink, NULL);
+  bus = gst_element_get_bus (playbin);
+  gst_bus_add_watch (bus, bus_call, loop);
+  g_object_unref (bus);
 
-  /* link the elements */
-  gst_element_link_many (filesrc, decoder, conv, resample, audiosink, NULL);
+  /* start play back and listed to events */
+  gst_element_set_state (playbin, GST_STATE_PLAYING);
+  g_main_loop_run (loop);
 
-  /* start playing */
-  gst_element_set_state (bin, GST_STATE_PLAYING);
+  /* cleanup */
+  gst_element_set_state (playbin, GST_STATE_NULL);
+  g_object_unref (playbin);
+  g_object_unref (loop);
 
-  /* Run event loop listening for bus messages until EOS or ERROR */
-  event_loop (bin);
-
-  /* stop the bin */
-  gst_element_set_state (bin, GST_STATE_NULL);
-
-  exit (0);
+  return 0;
 }