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analyticsoverlay: Add property to disable overlay drawing

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This commit is contained in:
Olivier Crête 2024-03-28 14:11:52 -04:00
parent ae989e8cee
commit ef44ca7132
1 changed files with 27 additions and 0 deletions
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27
subprojects/gst-plugins-bad/ext/analyticsoverlay/gstobjectdetectionoverlay.c
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@ -72,6 +72,7 @@ struct _GstObjectDetectionOverlay
guint od_outline_color;
guint od_outline_stroke_width;
gboolean draw_labels;
gboolean draw;
guint labels_color;
gdouble labels_stroke_width;
gdouble labels_outline_ofs;
@ -100,6 +101,7 @@ enum
PROP_OD_OUTLINE_COLOR = 1,
PROP_DRAW_LABELS,
PROP_LABELS_COLOR,
PROP_DRAW,
_PROP_COUNT
};
@ -228,6 +230,21 @@ gst_object_detection_overlay_class_init (GstObjectDetectionOverlayClass * klass)
"Color (ARGB) to use for object labels",
0, G_MAXUINT, 0xFFFFFF, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstObjectDetectionOverlay:draw
*
* Control drawing objects
*
* Since: 1.26
*/
g_object_class_install_property (gobject_class, PROP_DRAW,
g_param_spec_boolean ("draw",
"Draw",
"Draw objects",
TRUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_PLAYING));
element_class = (GstElementClass *) klass;
gst_element_class_add_static_pad_template (element_class, &sink_template);
@ -281,6 +298,7 @@ gst_object_detection_overlay_init (GstObjectDetectionOverlay * overlay)
overlay->pango_layout = NULL;
overlay->od_outline_color = 0xFFFFFFFF;
overlay->draw_labels = TRUE;
overlay->draw = TRUE;
overlay->labels_color = 0xFFFFFFFF;
overlay->in_info = &GST_VIDEO_FILTER (overlay)->in_info;
overlay->attach_compo_to_buffer = TRUE;
@ -311,6 +329,9 @@ gst_object_detection_overlay_set_property (GObject * object, guint prop_id,
case PROP_LABELS_COLOR:
overlay->labels_color = g_value_get_uint (value);
break;
case PROP_DRAW:
overlay->draw = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -333,6 +354,9 @@ gst_object_detection_overlay_get_property (GObject * object,
case PROP_LABELS_COLOR:
g_value_set_uint (value, od_overlay->labels_color);
break;
case PROP_DRAW:
g_value_set_boolean (value, od_overlay->draw);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -688,6 +712,9 @@ gst_object_detection_overlay_transform_frame_ip (GstVideoFilter * filter,
}
g_mutex_unlock (&overlay->stream_event_mutex);
if (overlay->draw == FALSE)
return GST_FLOW_OK;
composition_meta =
gst_buffer_get_video_overlay_composition_meta (frame->buffer);
if (composition_meta) {