Added gst-plugins-base-subtitles0.10-0.10.34 for Meego Harmattan 1.2

[mafwsubrenderer] / gst-plugins-base-subtitles0.10 / tests / icles / output-selector-test.c

diff --git a/gst-plugins-base-subtitles0.10/tests/icles/output-selector-test.c b/gst-plugins-base-subtitles0.10/tests/icles/output-selector-test.c
new file mode 100644 (file)
index 0000000..24ad283
--- /dev/null
+++ b/gst-plugins-base-subtitles0.10/tests/icles/output-selector-test.c
@@ -0,0 +1,173 @@
+#include <gst/gst.h>
+
+#define SWITCH_TIMEOUT 1000
+#define NUM_VIDEO_BUFFERS 500
+
+static GMainLoop *loop;
+
+/* Output selector src pads */
+static GstPad *osel_src1 = NULL;
+static GstPad *osel_src2 = NULL;
+
+static gboolean
+my_bus_callback (GstBus * bus, GstMessage * message, gpointer data)
+{
+  g_print ("Got %s message\n", GST_MESSAGE_TYPE_NAME (message));
+
+  switch (GST_MESSAGE_TYPE (message)) {
+    case GST_MESSAGE_ERROR:{
+      GError *err;
+      gchar *debug;
+
+      gst_message_parse_error (message, &err, &debug);
+      g_print ("Error: %s\n", err->message);
+      g_error_free (err);
+      g_free (debug);
+
+      g_main_loop_quit (loop);
+      break;
+    }
+    case GST_MESSAGE_EOS:
+      /* end-of-stream */
+      g_main_loop_quit (loop);
+      break;
+    default:
+      /* unhandled message */
+      break;
+  }
+  /* we want to be notified again the next time there is a message
+   * on the bus, so returning TRUE (FALSE means we want to stop watching
+   * for messages on the bus and our callback should not be called again)
+   */
+  return TRUE;
+}
+
+static gboolean
+switch_cb (gpointer user_data)
+{
+  GstElement *sel = GST_ELEMENT (user_data);
+  GstPad *old_pad, *new_pad = NULL;
+
+  g_object_get (G_OBJECT (sel), "active-pad", &old_pad, NULL);
+
+  if (old_pad == osel_src1)
+    new_pad = osel_src2;
+  else
+    new_pad = osel_src1;
+
+  g_object_set (G_OBJECT (sel), "active-pad", new_pad, NULL);
+
+  g_print ("switched from %s:%s to %s:%s\n", GST_DEBUG_PAD_NAME (old_pad),
+      GST_DEBUG_PAD_NAME (new_pad));
+
+  gst_object_unref (old_pad);
+
+  return TRUE;
+
+}
+
+static void
+on_bin_element_added (GstBin * bin, GstElement * element, gpointer user_data)
+{
+  g_object_set (G_OBJECT (element), "sync", FALSE, "async", FALSE, NULL);
+}
+
+gint
+main (gint argc, gchar * argv[])
+{
+  GstElement *pipeline, *src, *toverlay, *osel, *sink1, *sink2, *c1, *c2, *c0;
+  GstPad *sinkpad;
+  GstBus *bus;
+
+  /* init GStreamer */
+  gst_init (&argc, &argv);
+  loop = g_main_loop_new (NULL, FALSE);
+
+  /* create elements */
+  pipeline = gst_element_factory_make ("pipeline", "pipeline");
+  src = gst_element_factory_make ("videotestsrc", "src");
+  c0 = gst_element_factory_make ("ffmpegcolorspace", NULL);
+  toverlay = gst_element_factory_make ("timeoverlay", "timeoverlay");
+  osel = gst_element_factory_make ("output-selector", "osel");
+  c1 = gst_element_factory_make ("ffmpegcolorspace", NULL);
+  c2 = gst_element_factory_make ("ffmpegcolorspace", NULL);
+  sink1 = gst_element_factory_make ("autovideosink", "sink1");
+  sink2 = gst_element_factory_make ("autovideosink", "sink2");
+
+  if (!pipeline || !src || !c0 || !toverlay || !osel || !c1 || !c2 || !sink1 ||
+      !sink2) {
+    g_print ("missing element\n");
+    return -1;
+  }
+
+  /* add them to bin */
+  gst_bin_add_many (GST_BIN (pipeline), src, c0, toverlay, osel, c1, sink1, c2,
+      sink2, NULL);
+
+  /* set properties */
+  g_object_set (G_OBJECT (src), "is-live", TRUE, NULL);
+  g_object_set (G_OBJECT (src), "do-timestamp", TRUE, NULL);
+  g_object_set (G_OBJECT (src), "num-buffers", NUM_VIDEO_BUFFERS, NULL);
+  g_object_set (G_OBJECT (osel), "resend-latest", TRUE, NULL);
+
+  /* handle deferred properties */
+  g_signal_connect (G_OBJECT (sink1), "element-added",
+      G_CALLBACK (on_bin_element_added), NULL);
+  g_signal_connect (G_OBJECT (sink2), "element-added",
+      G_CALLBACK (on_bin_element_added), NULL);
+
+  /* link src ! timeoverlay ! osel */
+  if (!gst_element_link_many (src, c0, toverlay, osel, NULL)) {
+    g_print ("linking failed\n");
+    return -1;
+  }
+
+  /* link output 1 */
+  sinkpad = gst_element_get_static_pad (c1, "sink");
+  osel_src1 = gst_element_get_request_pad (osel, "src%d");
+  if (gst_pad_link (osel_src1, sinkpad) != GST_PAD_LINK_OK) {
+    g_print ("linking output 1 converter failed\n");
+    return -1;
+  }
+  gst_object_unref (sinkpad);
+
+  if (!gst_element_link (c1, sink1)) {
+    g_print ("linking output 1 failed\n");
+    return -1;
+  }
+
+  /* link output 2 */
+  sinkpad = gst_element_get_static_pad (c2, "sink");
+  osel_src2 = gst_element_get_request_pad (osel, "src%d");
+  if (gst_pad_link (osel_src2, sinkpad) != GST_PAD_LINK_OK) {
+    g_print ("linking output 2 converter failed\n");
+    return -1;
+  }
+  gst_object_unref (sinkpad);
+
+  if (!gst_element_link (c2, sink2)) {
+    g_print ("linking output 2 failed\n");
+    return -1;
+  }
+
+  /* add switch callback */
+  g_timeout_add (SWITCH_TIMEOUT, switch_cb, osel);
+
+  /* change to playing */
+  bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
+  gst_bus_add_watch (bus, my_bus_callback, loop);
+  gst_object_unref (bus);
+
+  gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+  /* now run */
+  g_main_loop_run (loop);
+
+  /* also clean up */
+  gst_element_set_state (pipeline, GST_STATE_NULL);
+  gst_element_release_request_pad (osel, osel_src1);
+  gst_element_release_request_pad (osel, osel_src2);
+  gst_object_unref (GST_OBJECT (pipeline));
+
+  return 0;
+}