gst_gl_shader_set_uniform_1i (differencematte->shader[0], "current", 0);
- glActiveTexture (GL_TEXTURE2);
+ glActiveTexture (GL_TEXTURE1);
glEnable (GL_TEXTURE_RECTANGLE_ARB);
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, differencematte->savedbgtexture);
glDisable (GL_TEXTURE_RECTANGLE_ARB);
- gst_gl_shader_set_uniform_1i (differencematte->shader[0], "saved", 2);
+ gst_gl_shader_set_uniform_1i (differencematte->shader[0], "saved", 1);
gst_gl_differencematte_draw_texture (differencematte, texture);
}
0.176033, 0.199471, 0.176033,
0.120985, 0.064759, 0.026995
};
-
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
glDisable(GL_TEXTURE_RECTANGLE_ARB);
- gst_gl_shader_set_uniform_1i (differencematte->shader[3], "base", 0);
+ gst_gl_shader_set_uniform_1i (differencematte->shader[3], "blend", 0);
glActiveTexture (GL_TEXTURE1);
glEnable (GL_TEXTURE_RECTANGLE_ARB);
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, differencematte->newbgtexture);
glDisable (GL_TEXTURE_RECTANGLE_ARB);
- gst_gl_shader_set_uniform_1i (differencematte->shader[3], "blend", 1);
+ gst_gl_shader_set_uniform_1i (differencematte->shader[3], "base", 1);
glActiveTexture (GL_TEXTURE2);
glEnable (GL_TEXTURE_RECTANGLE_ARB);
gst_gl_differencematte_draw_texture (differencematte, texture);
}
+static void
+gst_gl_differencematte_identity (gint width, gint height, guint texture, gpointer stuff)
+{
+ GstGLDifferenceMatte* differencematte = GST_GL_DIFFERENCEMATTE (stuff);
+
+ glMatrixMode (GL_PROJECTION);
+ glLoadIdentity ();
+
+ gst_gl_differencematte_draw_texture (differencematte, texture);
+}
+
static gboolean
gst_gl_differencematte_filter (GstGLFilter* filter, GstGLBuffer* inbuf,
GstGLBuffer* outbuf)
differencematte->bg_has_changed = FALSE;
}
- gst_gl_filter_render_to_target (filter, inbuf->texture, differencematte->midtexture[0],
- gst_gl_differencematte_diff, differencematte);
- gst_gl_filter_render_to_target (filter,
- differencematte->midtexture[0],
- differencematte->midtexture[1],
- gst_gl_differencematte_hblur, differencematte);
- gst_gl_filter_render_to_target (filter,
- differencematte->midtexture[1],
- differencematte->midtexture[2],
- gst_gl_differencematte_vblur, differencematte);
- gst_gl_filter_render_to_target (filter,
- inbuf->texture,
- outbuf->texture,
- gst_gl_differencematte_interp, differencematte);
-
+ if (differencematte->savedbgtexture != 0) {
+ gst_gl_filter_render_to_target (filter,
+ inbuf->texture,
+ differencematte->midtexture[0],
+ gst_gl_differencematte_diff, differencematte);
+ gst_gl_filter_render_to_target (filter,
+ differencematte->midtexture[0],
+ differencematte->midtexture[1],
+ gst_gl_differencematte_hblur, differencematte);
+ gst_gl_filter_render_to_target (filter,
+ differencematte->midtexture[1],
+ differencematte->midtexture[2],
+ gst_gl_differencematte_vblur, differencematte);
+ gst_gl_filter_render_to_target (filter,
+ inbuf->texture,
+ outbuf->texture,
+ gst_gl_differencematte_interp, differencematte);
+ } else {
+ gst_gl_filter_render_to_target (filter,
+ inbuf->texture,
+ outbuf->texture,
+ gst_gl_differencematte_identity, differencematte);
+ }
+
return TRUE;
}
--- /dev/null
+#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>
+
+static gint delay = 0;
+static gint saveddelay = 0;
+static gint method = 1;
+
+struct _SourceData
+{
+ gpointer data;
+ gpointer nick;
+ gpointer value;
+};
+typedef struct _SourceData SourceData;
+
+static GstBusSyncReply
+create_window (GstBus *bus, GstMessage *message, GtkWidget *widget)
+{
+ // ignore anything but 'prepare-xwindow-id' element messages
+ if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
+ return GST_BUS_PASS;
+
+ if (!gst_structure_has_name (message->structure, "prepare-xwindow-id"))
+ return GST_BUS_PASS;
+
+#ifdef WIN32
+ gst_x_overlay_set_xwindow_id (GST_X_OVERLAY (GST_MESSAGE_SRC (message)),
+ reinterpret_cast<gulong>GDK_WINDOW_HWND(widget->window));
+#else
+ gst_x_overlay_set_xwindow_id (GST_X_OVERLAY (GST_MESSAGE_SRC (message)),
+ GDK_WINDOW_XWINDOW(widget->window));
+#endif
+
+ gst_message_unref (message);
+
+ return GST_BUS_DROP;
+}
+
+static gboolean
+expose_cb(GtkWidget *widget, GdkEventExpose *event, GstElement *videosink)
+{
+ gst_x_overlay_expose (GST_X_OVERLAY (videosink));
+ return FALSE;
+}
+
+static void
+destroy_cb (GtkWidget *widget, GdkEvent *event, GstElement *pipeline)
+{
+ g_message ("destroy callback");
+
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+ gst_object_unref (pipeline);
+
+ gtk_main_quit ();
+}
+
+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;
+}
+
+static gboolean
+set_location_delayed (gpointer data)
+{
+ SourceData *sdata = (SourceData *) data;
+ delay--;
+ g_print ("%d\n", delay);
+ if (delay > 0) {
+ return TRUE;
+ }
+ g_object_set (G_OBJECT (sdata->data), sdata->nick, sdata->value, NULL);
+ delay = saveddelay;
+ return FALSE;
+}
+
+static void
+on_drag_data_received (GtkWidget * widget,
+ GdkDragContext * context, int x, int y,
+ GtkSelectionData * seldata, guint inf, guint time,
+ gpointer data)
+{
+ GdkPixbufFormat *format;
+ SourceData *userdata = g_new0 (SourceData, 1);
+ gchar **uris = gtk_selection_data_get_uris (seldata);
+ gchar *filename = g_filename_from_uri (uris[0], NULL, NULL);
+ g_return_if_fail (filename != NULL);
+ format = gdk_pixbuf_get_file_info (filename, NULL, NULL);
+ g_return_if_fail (format);
+ g_print ("received %s image: %s\n", filename,
+ gdk_pixbuf_format_get_name (format));
+ userdata->nick = "location";
+ userdata->value = g_strdup (filename);
+ userdata->data = data;
+ saveddelay = delay;
+ if (delay > 0) {
+ g_print ("%d\n", delay);
+ g_timeout_add_seconds (1, set_location_delayed, userdata);
+ }
+ else
+ g_object_set (G_OBJECT (userdata->data), userdata->nick, userdata->value, NULL);
+ g_free (filename);
+}
+
+
+gint
+main (gint argc, gchar * argv[])
+{
+ GstStateChangeReturn ret;
+ GstElement *pipeline;
+ GstElement *uload, *filter, *sink;
+ GstElement *sourcebin;
+ GstBus *bus;
+ GError *error = NULL;
+
+ GtkWidget *window;
+ GtkWidget *screen;
+ GtkWidget *vbox;
+ GtkWidget *hbox;
+ GtkWidget *play, *pause, *null, *ready;
+
+ gchar **source_desc_array = NULL;
+ gchar *source_desc = NULL;
+
+ GOptionContext *context;
+ GOptionEntry options[] = {
+ { "source-bin", 's', 0, G_OPTION_ARG_STRING_ARRAY, &source_desc_array,
+ "Use a custom source bin description (gst-launch style)", NULL },
+ { "method", 'm', 0, G_OPTION_ARG_INT, &method, "1 for gstdifferencematte, 2 for gstpixbufoverlay", "M" },
+ { "delay", 'd', 0, G_OPTION_ARG_INT, &delay, "Wait N seconds before to send the image to gstreamer (useful with differencematte)", "N" },
+ { NULL }
+ };
+
+ g_thread_init (NULL);
+
+ context = g_option_context_new (NULL);
+ g_option_context_add_main_entries (context, options, NULL);
+ g_option_context_add_group (context, gst_init_get_option_group ());
+ g_option_context_add_group (context, gtk_get_option_group (TRUE));
+ if (!g_option_context_parse (context, &argc, &argv, &error)) {
+ g_print ("Inizialization error: %s\n", GST_STR_NULL (error->message));
+ return -1;
+ }
+ g_option_context_free (context);
+
+ if (source_desc_array != NULL) {
+ source_desc = g_strjoinv (" ", source_desc_array);
+ g_strfreev (source_desc_array);
+ }
+ if (source_desc == NULL) {
+ source_desc = g_strdup ("videotestsrc ! video/x-raw-rgb, width=352, height=288 ! identity");
+ }
+
+ sourcebin = gst_parse_bin_from_description (g_strdup (source_desc), TRUE, &error);
+ g_free (source_desc);
+ if (error) {
+ g_print ("Error while parsing source bin description: %s\n",
+ GST_STR_NULL (error->message));
+ return -1;
+ }
+
+ 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);
+
+ pipeline = gst_pipeline_new ("pipeline");
+
+ uload = gst_element_factory_make ("glupload", "glu");
+ if (method == 2) {
+ filter = gst_element_factory_make ("glpixbufoverlay", "flt");
+ } else {
+ filter = gst_element_factory_make ("gldifferencematte", "flt");
+ }
+ sink = gst_element_factory_make ("glimagesink", "glsink");
+
+ gst_bin_add_many (GST_BIN (pipeline), sourcebin, uload, filter, sink, NULL);
+
+ if (!gst_element_link_many (sourcebin, uload, filter, sink, NULL)) {
+ g_print ("Failed to link one or more elements!\n");
+ return -1;
+ }
+
+ g_signal_connect (G_OBJECT (window), "delete-event",
+ G_CALLBACK (destroy_cb), pipeline);
+ g_signal_connect (G_OBJECT (window), "destroy-event",
+ G_CALLBACK (destroy_cb), pipeline);
+
+ 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);
+
+ 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);
+
+ bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
+ gst_bus_set_sync_handler (bus, (GstBusSyncHandler) create_window, screen);
+ gst_object_unref (bus);
+ g_signal_connect(screen, "expose-event", G_CALLBACK(expose_cb), sink);
+
+ gtk_drag_dest_set (screen, GTK_DEST_DEFAULT_ALL, NULL, 0, GDK_ACTION_COPY);
+ gtk_drag_dest_add_uri_targets (screen);
+
+ g_signal_connect (screen, "drag-data-received",
+ G_CALLBACK (on_drag_data_received), filter);
+
+ 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;
+ }
+
+ gtk_widget_show_all (GTK_WIDGET (window));
+
+ gtk_main ();
+
+ return 0;
+}
projects / platform / upstream / gstreamer.git / commitdiff