GST_STATIC_CAPS (CAPS_STR)
);
+#define gst_exclusion_parent_class parent_class
G_DEFINE_TYPE (GstExclusion, gst_exclusion, GST_TYPE_VIDEO_FILTER);
static void gst_exclusion_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_exclusion_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
+static void gst_exclusion_finalize (GObject * object);
-static gboolean gst_exclusion_set_caps (GstBaseTransform * btrans,
- GstCaps * incaps, GstCaps * outcaps);
-static GstFlowReturn gst_exclusion_transform (GstBaseTransform * btrans,
- GstBuffer * in_buf, GstBuffer * out_buf);
+static GstFlowReturn gst_exclusion_transform_frame (GstVideoFilter * vfilter,
+ GstVideoFrame * in_frame, GstVideoFrame * out_frame);
/* GObject vmethod implementations */
{
GObjectClass *gobject_class = (GObjectClass *) klass;
GstElementClass *gstelement_class = (GstElementClass *) klass;
- GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
+ GstVideoFilterClass *vfilter_class = (GstVideoFilterClass *) klass;
gst_element_class_set_details_simple (gstelement_class, "Exclusion",
"Filter/Effect/Video",
gobject_class->set_property = gst_exclusion_set_property;
gobject_class->get_property = gst_exclusion_get_property;
+ gobject_class->finalize = gst_exclusion_finalize;
g_object_class_install_property (gobject_class, PROP_FACTOR,
g_param_spec_uint ("factor", "Factor",
g_param_spec_boolean ("silent", "Silent", "Produce verbose output ?",
FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_exclusion_set_caps);
- trans_class->transform = GST_DEBUG_FUNCPTR (gst_exclusion_transform);
+ vfilter_class->transform_frame =
+ GST_DEBUG_FUNCPTR (gst_exclusion_transform_frame);
}
/* Initialize the element,
GST_OBJECT_UNLOCK (filter);
}
-/* GstElement vmethod implementations */
-/* Handle the link with other elements. */
-static gboolean
-gst_exclusion_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
- GstCaps * outcaps)
+static void
+gst_exclusion_finalize (GObject * object)
{
- GstExclusion *exclusion = GST_EXCLUSION (btrans);
- GstVideoInfo info;
-
- if (!gst_video_info_from_caps (&info, incaps))
- goto invalid_caps;
-
- exclusion->info = info;
-
- exclusion->width = GST_VIDEO_INFO_WIDTH (&info);
- exclusion->height = GST_VIDEO_INFO_HEIGHT (&info);
-
- return TRUE;
-
- /* ERRORS */
-invalid_caps:
- {
- GST_DEBUG_OBJECT (btrans, "could not parse caps");
- return FALSE;
- }
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
+/* GstElement vmethod implementations */
+
/* Actual processing. */
static GstFlowReturn
-gst_exclusion_transform (GstBaseTransform * btrans,
- GstBuffer * in_buf, GstBuffer * out_buf)
+gst_exclusion_transform_frame (GstVideoFilter * vfilter,
+ GstVideoFrame * in_frame, GstVideoFrame * out_frame)
{
- GstExclusion *filter = GST_EXCLUSION (btrans);
- gint video_size, factor;
+ GstExclusion *filter = GST_EXCLUSION (vfilter);
+ gint video_size, factor, width, height;
guint32 *src, *dest;
GstClockTime timestamp;
gint64 stream_time;
- GstVideoFrame in_frame, out_frame;
- gst_video_frame_map (&in_frame, &filter->info, in_buf, GST_MAP_READ);
- gst_video_frame_map (&out_frame, &filter->info, out_buf, GST_MAP_WRITE);
+ src = GST_VIDEO_FRAME_PLANE_DATA (in_frame, 0);
+ dest = GST_VIDEO_FRAME_PLANE_DATA (out_frame, 0);
- src = GST_VIDEO_FRAME_PLANE_DATA (&in_frame, 0);
- dest = GST_VIDEO_FRAME_PLANE_DATA (&out_frame, 0);
+ width = GST_VIDEO_FRAME_WIDTH (in_frame);
+ height = GST_VIDEO_FRAME_HEIGHT (in_frame);
/* GstController: update the properties */
- timestamp = GST_BUFFER_TIMESTAMP (in_buf);
+ timestamp = GST_BUFFER_TIMESTAMP (in_frame->buffer);
stream_time =
- gst_segment_to_stream_time (&btrans->segment, GST_FORMAT_TIME, timestamp);
+ gst_segment_to_stream_time (&GST_BASE_TRANSFORM (filter)->segment,
+ GST_FORMAT_TIME, timestamp);
GST_DEBUG_OBJECT (filter, "sync to %" GST_TIME_FORMAT,
GST_TIME_ARGS (timestamp));
factor = filter->factor;
GST_OBJECT_UNLOCK (filter);
- video_size = filter->width * filter->height;
+ video_size = width * height;
transform (src, dest, video_size, factor);
return GST_FLOW_OK;