gtksink: Return reference to GtkWidget in the acquire function

This should ensure thread safety.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1088>
This commit is contained in:
Olivier Crête 2021-05-04 13:27:30 -04:00 committed by GStreamer Marge Bot
parent 103ceb853a
commit 941c0e81dd
2 changed files with 21 additions and 11 deletions

View file

@ -178,7 +178,7 @@ static GtkGstBaseWidget *
gst_gtk_base_sink_get_widget (GstGtkBaseSink * gtk_sink)
{
if (gtk_sink->widget != NULL)
return gtk_sink->widget;
return g_object_ref (gtk_sink->widget);
/* Ensure GTK is initialized, this has no side effect if it was already
* initialized. Also, we do that lazily, so the application can be first */
@ -211,7 +211,7 @@ gst_gtk_base_sink_get_widget (GstGtkBaseSink * gtk_sink)
gtk_gst_base_widget_set_element (GTK_GST_BASE_WIDGET (gtk_sink->widget),
GST_ELEMENT (gtk_sink));
return gtk_sink->widget;
return g_object_ref (gtk_sink->widget);
}
GtkWidget *
@ -221,7 +221,7 @@ gst_gtk_base_sink_acquire_widget (GstGtkBaseSink * gtk_sink)
GST_OBJECT_LOCK (gtk_sink);
if (gtk_sink->widget != NULL)
widget = gtk_sink->widget;
widget = g_object_ref (gtk_sink->widget);
GST_OBJECT_UNLOCK (gtk_sink);
if (!widget)
@ -241,7 +241,7 @@ gst_gtk_base_sink_get_property (GObject * object, guint prop_id,
switch (prop_id) {
case PROP_WIDGET:
{
g_value_set_object (value, gst_gtk_base_sink_acquire_widget (gtk_sink));
g_value_take_object (value, gst_gtk_base_sink_acquire_widget (gtk_sink));
break;
}
case PROP_FORCE_ASPECT_RATIO:

View file

@ -136,11 +136,14 @@ gst_gtk_gl_sink_set_property (GObject * object, guint prop_id,
{
switch (prop_id) {
case PROP_ROTATE_METHOD:
gtk_gst_gl_widget_set_rotate_method (GTK_GST_GL_WIDGET
(gst_gtk_base_sink_acquire_widget (GST_GTK_BASE_SINK (object))),
{
GtkWidget *widget =
gst_gtk_base_sink_acquire_widget (GST_GTK_BASE_SINK (object));
gtk_gst_gl_widget_set_rotate_method (GTK_GST_GL_WIDGET (widget),
g_value_get_enum (value), FALSE);
g_object_unref (widget);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -154,11 +157,16 @@ gst_gtk_gl_sink_get_property (GObject * object, guint prop_id,
{
switch (prop_id) {
case PROP_ROTATE_METHOD:
g_value_set_enum (value,
gtk_gst_gl_widget_get_rotate_method (GTK_GST_GL_WIDGET
(gst_gtk_base_sink_acquire_widget (GST_GTK_BASE_SINK (object)))));
break;
{
GtkWidget *widget =
gst_gtk_base_sink_acquire_widget (GST_GTK_BASE_SINK (object));
g_value_set_enum (value,
gtk_gst_gl_widget_get_rotate_method (GTK_GST_GL_WIDGET (widget)));
g_object_unref (widget);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -454,6 +462,8 @@ gst_gtk_gl_sink_event (GstBaseSink * sink, GstEvent * event)
(gst_gtk_base_sink_acquire_widget (GST_GTK_BASE_SINK (sink)));
gtk_gst_gl_widget_set_rotate_method (widget, orientation, TRUE);
g_object_unref (widget);
}
break;
default: