[171/906] import fxtest (little gtk app to easily test effects) from cvs branch,...

diff --git a/tests/examples/gtk/fxtest/fxtest.c b/tests/examples/gtk/fxtest/fxtest.c
new file mode 100644 (file)
index 0000000..5d663e5
--- /dev/null
+++ b/tests/examples/gtk/fxtest/fxtest.c
@@ -0,0 +1,204 @@
+#include <gst/gst.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gdk/gdkx.h>
+#include <gst/interfaces/xoverlay.h>
+
+
+GstElement *pipeline;
+
+static gboolean
+expose_cb (GtkWidget * widget, GdkEventExpose * event, gpointer data)
+{
+  GstXOverlay *overlay =
+    GST_X_OVERLAY (gst_bin_get_by_interface (GST_BIN (data),
+                                             GST_TYPE_X_OVERLAY));
+  gst_x_overlay_set_xwindow_id (overlay, GDK_WINDOW_XWINDOW (widget->window));
+  return FALSE;
+}
+
+static void
+destroy_cb (gpointer data)
+{
+  g_message ("destroy callback");
+
+  gst_element_set_state (pipeline, GST_STATE_NULL);
+  gst_object_unref (pipeline);
+
+  gtk_main_quit ();
+}
+
+gboolean
+apply_fx (GtkWidget * widget, gpointer data)
+{
+  gchar *fx;
+  GEnumClass *p_class;
+
+/* heeeellppppp!! */
+  p_class =
+      G_PARAM_SPEC_ENUM (g_object_class_find_property (G_OBJECT_GET_CLASS
+          (G_OBJECT (data)), "effect")
+      )->enum_class;
+
+  fx = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
+  g_print ("setting: %s - %s\n", fx, g_enum_get_value_by_nick (p_class,
+          fx)->value_name);
+  g_object_set (G_OBJECT (data), "effect", g_enum_get_value_by_nick (p_class,
+          fx)->value, NULL);
+  return FALSE;
+}
+
+gboolean
+play_cb (GtkWidget * widget, gpointer data)
+{
+  g_message ("playing");
+  gst_element_set_state (GST_ELEMENT (data), GST_STATE_PLAYING);
+  return FALSE;
+}
+
+gboolean
+null_cb (GtkWidget * widget, gpointer data)
+{
+  g_message ("nulling");
+  gst_element_set_state (GST_ELEMENT (data), GST_STATE_NULL);
+  return FALSE;
+}
+
+gboolean
+ready_cb (GtkWidget * widget, gpointer data)
+{
+  g_message ("readying");
+  gst_element_set_state (GST_ELEMENT (data), GST_STATE_READY);
+  return FALSE;
+}
+
+gboolean
+pause_cb (GtkWidget * widget, gpointer data)
+{
+  g_message ("pausing");
+  gst_element_set_state (GST_ELEMENT (data), GST_STATE_PAUSED);
+  return FALSE;
+}
+
+gint
+main (gint argc, gchar * argv[])
+{
+  GstStateChangeReturn ret;
+  GstElement *src, *capsflt, *uload, *filter, *sink;
+  GstCaps *caps;
+
+  GtkWidget *window;
+  GtkWidget *screen;
+  GtkWidget *vbox, *combo;
+  GtkWidget *hbox;
+  GtkWidget *play, *pause, *null, *ready;
+
+  gtk_init (&argc, &argv);
+  gst_init (&argc, &argv);
+
+  g_set_application_name ("gst-gl-effects test app");
+
+  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+  gtk_container_set_border_width (GTK_CONTAINER (window), 3);
+
+  g_signal_connect (G_OBJECT (window), "delete-event",
+      G_CALLBACK (destroy_cb), NULL);
+  g_signal_connect (G_OBJECT (window), "destroy-event",
+      G_CALLBACK (destroy_cb), NULL);
+
+  pipeline = gst_pipeline_new ("pipeline");
+
+  src = gst_element_factory_make ("v4l2src", "myv4l2src");
+  capsflt = gst_element_factory_make ("capsfilter", "cflt");
+  uload = gst_element_factory_make ("glupload", "glu");
+  filter = gst_element_factory_make ("gleffects", "flt");
+  sink = gst_element_factory_make ("glimagesink", "glsink");
+
+  gst_bin_add_many (GST_BIN (pipeline), src, capsflt, uload, filter, sink, NULL);
+
+  if (!gst_element_link_many (src, capsflt, uload, filter, sink, NULL)) {
+    g_print ("Failed to link one or more elements!\n");
+    return -1;
+  }
+
+  screen = gtk_drawing_area_new ();
+
+  gtk_widget_set_size_request (screen, 640, 480);       // 500 x 376
+
+  vbox = gtk_vbox_new (FALSE, 2);
+
+  gtk_box_pack_start (GTK_BOX (vbox), screen, TRUE, TRUE, 0);
+
+  combo = gtk_combo_box_new_text ();
+
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "identity");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "squeeze");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "stretch");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "bulge");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "twirl");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "tunnel");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "fisheye");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "square");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "mirror");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "heat");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "xpro");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "sepia");
+  gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "glow");
+
+  g_signal_connect (G_OBJECT (combo), "changed", G_CALLBACK (apply_fx), filter);
+
+  gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
+
+  hbox = gtk_hbox_new (FALSE, 0);
+
+  play = gtk_button_new_with_label ("PLAY");
+
+  g_signal_connect (G_OBJECT (play), "clicked", G_CALLBACK (play_cb), pipeline);
+
+  pause = gtk_button_new_with_label ("PAUSE");
+
+  g_signal_connect (G_OBJECT (pause), "clicked",
+      G_CALLBACK (pause_cb), pipeline);
+
+  null = gtk_button_new_with_label ("NULL");
+
+  g_signal_connect (G_OBJECT (null), "clicked", G_CALLBACK (null_cb), pipeline);
+
+  ready = gtk_button_new_with_label ("READY");
+
+  g_signal_connect (G_OBJECT (ready), "clicked",
+      G_CALLBACK (ready_cb), pipeline);
+
+  gtk_box_pack_start (GTK_BOX (hbox), null, TRUE, TRUE, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), ready, TRUE, TRUE, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), play, TRUE, TRUE, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), pause, TRUE, TRUE, 0);
+
+  gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+
+  gtk_container_add (GTK_CONTAINER (window), vbox);
+
+  g_signal_connect (screen, "expose-event", G_CALLBACK (expose_cb), pipeline);
+
+  caps = gst_caps_new_simple ("video/x-raw-yuv",
+      "width", G_TYPE_INT, 640,
+      "height", G_TYPE_INT, 480, "framerate", GST_TYPE_FRACTION, 30, 1, NULL);
+  g_object_set (G_OBJECT (capsflt), "caps", caps, NULL);
+  gst_caps_unref (caps);
+
+  ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
+  if (ret == GST_STATE_CHANGE_FAILURE) {
+    g_print ("Failed to start up pipeline!\n");
+    return -1;
+  }
+//     g_timeout_add (2000, (GSourceFunc) set_fx, filter);
+
+  gtk_widget_show_all (GTK_WIDGET (window));
+
+  gtk_main ();
+
+//     event_loop (pipeline);
+
+  return 0;
+}