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[171/906] import fxtest (little gtk app to easily test effects) from cvs branch, fixed rgbtocurve.
This commit is contained in:
Filippo Argiolas
Matthew Waters
commit
530be54c7b
1 changed files with 204 additions and 0 deletions
204
tests/examples/gtk/fxtest/fxtest.c
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204
tests/examples/gtk/fxtest/fxtest.c
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#include <gst/gst.h>
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#include <gtk/gtk.h>
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#include <gdk/gdk.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <gdk/gdkx.h>
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#include <gst/interfaces/xoverlay.h>
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GstElement *pipeline;
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static gboolean
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expose_cb (GtkWidget * widget, GdkEventExpose * event, gpointer data)
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{
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GstXOverlay *overlay =
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GST_X_OVERLAY (gst_bin_get_by_interface (GST_BIN (data),
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GST_TYPE_X_OVERLAY));
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gst_x_overlay_set_xwindow_id (overlay, GDK_WINDOW_XWINDOW (widget->window));
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return FALSE;
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}
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static void
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destroy_cb (gpointer data)
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{
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g_message ("destroy callback");
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (pipeline);
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gtk_main_quit ();
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}
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gboolean
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apply_fx (GtkWidget * widget, gpointer data)
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{
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gchar *fx;
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GEnumClass *p_class;
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/* heeeellppppp!! */
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p_class =
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G_PARAM_SPEC_ENUM (g_object_class_find_property (G_OBJECT_GET_CLASS
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(G_OBJECT (data)), "effect")
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)->enum_class;
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fx = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
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g_print ("setting: %s - %s\n", fx, g_enum_get_value_by_nick (p_class,
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fx)->value_name);
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g_object_set (G_OBJECT (data), "effect", g_enum_get_value_by_nick (p_class,
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fx)->value, NULL);
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return FALSE;
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}
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gboolean
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play_cb (GtkWidget * widget, gpointer data)
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{
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g_message ("playing");
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gst_element_set_state (GST_ELEMENT (data), GST_STATE_PLAYING);
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return FALSE;
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}
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gboolean
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null_cb (GtkWidget * widget, gpointer data)
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{
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g_message ("nulling");
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gst_element_set_state (GST_ELEMENT (data), GST_STATE_NULL);
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return FALSE;
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}
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gboolean
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ready_cb (GtkWidget * widget, gpointer data)
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{
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g_message ("readying");
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gst_element_set_state (GST_ELEMENT (data), GST_STATE_READY);
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return FALSE;
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}
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gboolean
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pause_cb (GtkWidget * widget, gpointer data)
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{
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g_message ("pausing");
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gst_element_set_state (GST_ELEMENT (data), GST_STATE_PAUSED);
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return FALSE;
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}
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gint
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main (gint argc, gchar * argv[])
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{
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GstStateChangeReturn ret;
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GstElement *src, *capsflt, *uload, *filter, *sink;
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GstCaps *caps;
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GtkWidget *window;
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GtkWidget *screen;
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GtkWidget *vbox, *combo;
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GtkWidget *hbox;
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GtkWidget *play, *pause, *null, *ready;
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gtk_init (&argc, &argv);
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gst_init (&argc, &argv);
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g_set_application_name ("gst-gl-effects test app");
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_container_set_border_width (GTK_CONTAINER (window), 3);
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g_signal_connect (G_OBJECT (window), "delete-event",
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G_CALLBACK (destroy_cb), NULL);
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g_signal_connect (G_OBJECT (window), "destroy-event",
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G_CALLBACK (destroy_cb), NULL);
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pipeline = gst_pipeline_new ("pipeline");
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src = gst_element_factory_make ("v4l2src", "myv4l2src");
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capsflt = gst_element_factory_make ("capsfilter", "cflt");
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uload = gst_element_factory_make ("glupload", "glu");
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filter = gst_element_factory_make ("gleffects", "flt");
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sink = gst_element_factory_make ("glimagesink", "glsink");
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gst_bin_add_many (GST_BIN (pipeline), src, capsflt, uload, filter, sink, NULL);
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if (!gst_element_link_many (src, capsflt, uload, filter, sink, NULL)) {
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g_print ("Failed to link one or more elements!\n");
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return -1;
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}
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screen = gtk_drawing_area_new ();
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gtk_widget_set_size_request (screen, 640, 480); // 500 x 376
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vbox = gtk_vbox_new (FALSE, 2);
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gtk_box_pack_start (GTK_BOX (vbox), screen, TRUE, TRUE, 0);
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combo = gtk_combo_box_new_text ();
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "identity");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "squeeze");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "stretch");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "bulge");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "twirl");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "tunnel");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "fisheye");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "square");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "mirror");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "heat");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "xpro");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "sepia");
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gtk_combo_box_append_text (GTK_COMBO_BOX (combo), "glow");
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g_signal_connect (G_OBJECT (combo), "changed", G_CALLBACK (apply_fx), filter);
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gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
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hbox = gtk_hbox_new (FALSE, 0);
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play = gtk_button_new_with_label ("PLAY");
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g_signal_connect (G_OBJECT (play), "clicked", G_CALLBACK (play_cb), pipeline);
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pause = gtk_button_new_with_label ("PAUSE");
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g_signal_connect (G_OBJECT (pause), "clicked",
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G_CALLBACK (pause_cb), pipeline);
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null = gtk_button_new_with_label ("NULL");
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g_signal_connect (G_OBJECT (null), "clicked", G_CALLBACK (null_cb), pipeline);
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ready = gtk_button_new_with_label ("READY");
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g_signal_connect (G_OBJECT (ready), "clicked",
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G_CALLBACK (ready_cb), pipeline);
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gtk_box_pack_start (GTK_BOX (hbox), null, TRUE, TRUE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), ready, TRUE, TRUE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), play, TRUE, TRUE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), pause, TRUE, TRUE, 0);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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gtk_container_add (GTK_CONTAINER (window), vbox);
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g_signal_connect (screen, "expose-event", G_CALLBACK (expose_cb), pipeline);
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caps = gst_caps_new_simple ("video/x-raw-yuv",
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"width", G_TYPE_INT, 640,
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"height", G_TYPE_INT, 480, "framerate", GST_TYPE_FRACTION, 30, 1, NULL);
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g_object_set (G_OBJECT (capsflt), "caps", caps, NULL);
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gst_caps_unref (caps);
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ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
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if (ret == GST_STATE_CHANGE_FAILURE) {
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g_print ("Failed to start up pipeline!\n");
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return -1;
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}
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// g_timeout_add (2000, (GSourceFunc) set_fx, filter);
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gtk_widget_show_all (GTK_WIDGET (window));
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gtk_main ();
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// event_loop (pipeline);
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return 0;
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}
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