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gtk: Make "pixel-aspect-ratio" changes immediate

Browse source 
Schedule a resize when the display's pixel aspect ratio has changed, if
one isn't already scheduled.

Closes: https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/issues/883
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1137>
This commit is contained in:
Bastien Nocera 2021-05-07 18:16:30 +02:00 committed by GStreamer Marge Bot
parent 86a62d94ed
commit 17130de754
1 changed files with 30 additions and 0 deletions
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30
subprojects/gst-plugins-good/ext/gtk/gtkgstbasewidget.c
View file

@ -42,6 +42,8 @@ enum
PROP_IGNORE_ALPHA,
};
static void _update_par (GtkGstBaseWidget * widget);
static void
gtk_gst_base_widget_get_preferred_width (GtkWidget * widget, gint * min,
gint * natural)
@ -87,6 +89,7 @@ gtk_gst_base_widget_set_property (GObject * object, guint prop_id,
case PROP_PIXEL_ASPECT_RATIO:
gtk_widget->par_n = gst_value_get_fraction_numerator (value);
gtk_widget->par_d = gst_value_get_fraction_denominator (value);
_update_par (gtk_widget);
break;
case PROP_IGNORE_ALPHA:
gtk_widget->ignore_alpha = g_value_get_boolean (value);
@ -129,6 +132,8 @@ _calculate_par (GtkGstBaseWidget * widget, GstVideoInfo * info)
width = GST_VIDEO_INFO_WIDTH (info);
height = GST_VIDEO_INFO_HEIGHT (info);
if (width == 0 || height == 0)
return FALSE;
par_n = GST_VIDEO_INFO_PAR_N (info);
par_d = GST_VIDEO_INFO_PAR_D (info);
@ -168,6 +173,9 @@ _apply_par (GtkGstBaseWidget * widget)
width = GST_VIDEO_INFO_WIDTH (&widget->v_info);
height = GST_VIDEO_INFO_HEIGHT (&widget->v_info);
if (!width || !height)
return;
display_ratio_num = widget->display_ratio_num;
display_ratio_den = widget->display_ratio_den;
@ -217,6 +225,28 @@ _queue_draw (GtkGstBaseWidget * widget)
return G_SOURCE_REMOVE;
}
static void
_update_par (GtkGstBaseWidget * widget)
{
GTK_GST_BASE_WIDGET_LOCK (widget);
if (widget->pending_resize) {
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return;
}
if (!_calculate_par (widget, &widget->v_info)) {
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return;
}
widget->pending_resize = TRUE;
if (!widget->draw_id) {
widget->draw_id = g_idle_add_full (G_PRIORITY_HIGH_IDLE + 10,
(GSourceFunc) _queue_draw, widget, NULL);
}
GTK_GST_BASE_WIDGET_UNLOCK (widget);
}
static const gchar *
_gdk_key_to_navigation_string (guint keyval)
{