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gl/examples: update gtk examples for wayland

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This commit is contained in:
Matthew Waters 2015-05-31 15:40:15 +10:00
parent e385adc241
commit 21cbf763b0
2 changed files with 98 additions and 14 deletions
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50
tests/examples/gl/gtk/filtervideooverlay/main.cpp
View file

@ -27,6 +27,11 @@
static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidget* widget)
{
GtkAllocation allocation;
if (gst_gtk_handle_need_context (bus, message, NULL))
return GST_BUS_DROP;
// ignore anything but 'prepare-window-handle' element messages
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
@ -38,23 +43,56 @@ static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidge
gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), widget);
gtk_widget_get_allocation (widget, &allocation);
gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), allocation.x, allocation.y, allocation.width, allocation.height);
gst_message_unref (message);
return GST_BUS_DROP;
}
static gboolean
resize_cb (GtkWidget * widget, GdkEvent * event, gpointer sink)
{
GtkAllocation allocation;
gtk_widget_get_allocation (widget, &allocation);
gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (sink), allocation.x, allocation.y, allocation.width, allocation.height);
return G_SOURCE_CONTINUE;
}
static void end_stream_cb(GstBus* bus, GstMessage* message, GstElement* pipeline)
{
g_print("End of stream\n");
GError *error = NULL;
gchar *details;
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref(pipeline);
switch (GST_MESSAGE_TYPE (message)) {
case GST_MESSAGE_ERROR:
gst_message_parse_error (message, &error, &details);
gtk_main_quit();
g_print("Error %s\n", error->message);
g_print("Details %s\n", details);
/* fallthrough */
case GST_MESSAGE_EOS:
g_print("End of stream\n");
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref(pipeline);
gtk_main_quit();
break;
case GST_MESSAGE_WARNING:
gst_message_parse_warning (message, &error, &details);
g_print("Warning %s\n", error->message);
g_print("Details %s\n", details);
break;
default:
break;
}
}
static gboolean expose_cb(GtkWidget* widget, cairo_t *cr, GstElement* videosink)
{
gst_video_overlay_expose (GST_VIDEO_OVERLAY (videosink));
@ -211,6 +249,7 @@ gint main (gint argc, gchar *argv[])
//area where the video is drawn
GtkWidget* area = gtk_drawing_area_new();
gtk_widget_set_redraw_on_allocate (area, TRUE);
gtk_container_add (GTK_CONTAINER (window), area);
gtk_widget_realize(area);
@ -227,6 +266,7 @@ gint main (gint argc, gchar *argv[])
//needed when being in GST_STATE_READY, GST_STATE_PAUSED
//or resizing/obscuring the window
g_signal_connect(area, "draw", G_CALLBACK(expose_cb), videosink);
g_signal_connect(area, "configure-event", G_CALLBACK(resize_cb), videosink);
//start
GstStateChangeReturn ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);

62
tests/examples/gl/gtk/switchvideooverlay/main.cpp
View file

@ -27,6 +27,11 @@
static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidget* widget)
{
GtkAllocation allocation;
if (gst_gtk_handle_need_context (bus, message, NULL))
return GST_BUS_DROP;
// ignore anything but 'prepare-window-handle' element messages
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
@ -38,23 +43,56 @@ static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidge
gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), widget);
gtk_widget_get_allocation (widget, &allocation);
gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), allocation.x, allocation.y, allocation.width, allocation.height);
gst_message_unref (message);
return GST_BUS_DROP;
}
static gboolean
resize_cb (GtkWidget * widget, GdkEvent * event, gpointer sink)
{
GtkAllocation allocation;
gtk_widget_get_allocation (widget, &allocation);
gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (sink), allocation.x, allocation.y, allocation.width, allocation.height);
return G_SOURCE_CONTINUE;
}
static void end_stream_cb(GstBus* bus, GstMessage* message, GstElement* pipeline)
{
g_print("End of stream\n");
GError *error = NULL;
gchar *details;
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref(pipeline);
switch (GST_MESSAGE_TYPE (message)) {
case GST_MESSAGE_ERROR:
gst_message_parse_error (message, &error, &details);
gtk_main_quit();
g_print("Error %s\n", error->message);
g_print("Details %s\n", details);
/* fallthrough */
case GST_MESSAGE_EOS:
g_print("End of stream\n");
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref(pipeline);
gtk_main_quit();
break;
case GST_MESSAGE_WARNING:
gst_message_parse_warning (message, &error, &details);
g_print("Warning %s\n", error->message);
g_print("Details %s\n", details);
break;
default:
break;
}
}
static gboolean expose_cb(GtkWidget* widget, cairo_t *cr, GstElement* videosink)
{
g_print ("expose %p\n", widget);
@ -65,9 +103,14 @@ static gboolean expose_cb(GtkWidget* widget, cairo_t *cr, GstElement* videosink)
static gboolean on_click_drawing_area(GtkWidget* widget, GdkEventButton* event, GstElement* videosink)
{
GtkAllocation allocation;
g_print ("switch the drawing area %p\n", widget);
gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (videosink), widget);
gst_video_overlay_expose (GST_VIDEO_OVERLAY (videosink));
gtk_widget_get_allocation (widget, &allocation);
gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (videosink), allocation.x, allocation.y, allocation.width, allocation.height);
return FALSE;
}
@ -115,9 +158,6 @@ static void area_realize_cb(GtkWidget* widget, gpointer data)
g_print ("realize %p\n", widget);
if (!gdk_window_ensure_native (gtk_widget_get_window (widget)))
g_error ("Failed to create native window!");
//avoid flickering when resizing or obscuring the main window
gtk_widget_set_app_paintable(widget, TRUE);
}
@ -214,6 +254,8 @@ gint main (gint argc, gchar *argv[])
g_signal_connect(area_top_left, "realize", G_CALLBACK(area_realize_cb), NULL);
g_signal_connect(area_top_right, "realize", G_CALLBACK(area_realize_cb), NULL);
gtk_widget_set_redraw_on_allocate (area_top_left, TRUE);
gtk_widget_set_redraw_on_allocate (area_top_right, TRUE);
gtk_widget_realize(area_top_left);
gtk_widget_realize(area_top_right);
@ -228,7 +270,9 @@ gint main (gint argc, gchar *argv[])
//needed when being in GST_STATE_READY, GST_STATE_PAUSED
//or resizing/obscuring the window
g_signal_connect(area_top_left, "draw", G_CALLBACK(expose_cb), videosink);
g_signal_connect(area_top_left, "configure-event", G_CALLBACK(resize_cb), videosink);
g_signal_connect(area_top_right, "draw", G_CALLBACK(expose_cb), videosink);
g_signal_connect(area_top_right, "configure-event", G_CALLBACK(resize_cb), videosink);
//switch the drawing area
g_signal_connect(area_top_left, "button-press-event", G_CALLBACK(on_click_drawing_area), videosink);