summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorHe Junyan <junyan.he@intel.com>2021-05-14 12:04:04 +0800
committerGStreamer Marge Bot <gitlab-merge-bot@gstreamer-foundation.org>2021-08-25 01:47:21 +0000
commit7809c58664519e8af2266fbb1da8dd93e78b5bc3 (patch)
tree91120b2fa0d47d25e317e85585a819be80c5b15d
parentc27c158cb2efe285f6fcf909cb49e8a0ac88c568 (diff)
Display: Add a property to export the VA display handle.
Just like what we do in VA plugins. The display can be seen as a generic gst object and we can add a property to get the internal VA handle. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/-/merge_requests/435>
-rw-r--r--gst-libs/gst/vaapi/gstvaapidisplay.c15
-rw-r--r--gst/vaapi/gstvaapivideocontext.c3
2 files changed, 18 insertions, 0 deletions
diff --git a/gst-libs/gst/vaapi/gstvaapidisplay.c b/gst-libs/gst/vaapi/gstvaapidisplay.c
index 26c216e7..878761af 100644
--- a/gst-libs/gst/vaapi/gstvaapidisplay.c
+++ b/gst-libs/gst/vaapi/gstvaapidisplay.c
@@ -86,6 +86,7 @@ enum
PROP_SATURATION,
PROP_BRIGHTNESS,
PROP_CONTRAST,
+ PROP_VA_DISPLAY,
N_PROPERTIES
};
@@ -1123,6 +1124,11 @@ gst_vaapi_display_get_property (GObject * object, guint property_id,
GstVaapiDisplay *display = GST_VAAPI_DISPLAY (object);
const GstVaapiProperty *prop;
+ if (property_id == PROP_VA_DISPLAY) {
+ g_value_set_pointer (value, gst_vaapi_display_get_display (display));
+ return;
+ }
+
if (!ensure_properties (display))
return;
@@ -1224,6 +1230,15 @@ gst_vaapi_display_class_init (GstVaapiDisplayClass * klass)
"contrast",
"The display contrast value", 0.0, 2.0, 1.0, G_PARAM_READWRITE);
+ /**
+ * GstVaapiDisplay:va-display:
+ *
+ * The VA display handle, expressed as a #VADisplay.
+ */
+ g_properties[PROP_VA_DISPLAY] =
+ g_param_spec_pointer ("va-display", "VADisplay",
+ "VA Display handler", G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
+
g_object_class_install_properties (object_class, N_PROPERTIES, g_properties);
gst_type_mark_as_plugin_api (gst_vaapi_display_type_get_type (), 0);
}
diff --git a/gst/vaapi/gstvaapivideocontext.c b/gst/vaapi/gstvaapivideocontext.c
index ae3af85d..cc2967b8 100644
--- a/gst/vaapi/gstvaapivideocontext.c
+++ b/gst/vaapi/gstvaapivideocontext.c
@@ -64,6 +64,9 @@ gst_vaapi_video_context_set_display (GstContext * context,
structure = gst_context_writable_structure (context);
gst_structure_set (structure, GST_VAAPI_DISPLAY_CONTEXT_TYPE_NAME,
GST_TYPE_VAAPI_DISPLAY, display, NULL);
+ /* The outside user may access it as a generic Gobject. */
+ gst_structure_set (structure, "gst.vaapi.Display.GObject",
+ GST_TYPE_OBJECT, display, NULL);
}
GstContext *