diff options
author | Luis de Bethencourt <luis@debethencourt.com> | 2012-05-09 16:30:40 +0100 |
---|---|---|
committer | Luis de Bethencourt <luis@debethencourt.com> | 2012-05-09 17:24:03 +0100 |
commit | e9ec32fee747774210c2ae4c1113107afb92cd6e (patch) | |
tree | 7b777b2561937db66efe3caa626689f731379f96 /gst/gaudieffects/gstdilate.c | |
parent | 2eba32aef3850b81599f29e6628b397e8b8cc49b (diff) |
gaudieffects: port dilate to GstVideoFilter
Diffstat (limited to 'gst/gaudieffects/gstdilate.c')
-rw-r--r-- | gst/gaudieffects/gstdilate.c | 72 |
1 files changed, 26 insertions, 46 deletions
diff --git a/gst/gaudieffects/gstdilate.c b/gst/gaudieffects/gstdilate.c index be8733c3c..660b2d131 100644 --- a/gst/gaudieffects/gstdilate.c +++ b/gst/gaudieffects/gstdilate.c @@ -76,6 +76,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_dilate_debug); #define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ xBGR, xRGB }") #endif +#define gst_dilate_parent_class parent_class G_DEFINE_TYPE (GstDilate, gst_dilate, GST_TYPE_VIDEO_FILTER); /* Filter signals and args. */ @@ -117,11 +118,10 @@ static void gst_dilate_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_dilate_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); +static void gst_dilate_finalize (GObject * object); -static gboolean gst_dilate_set_caps (GstBaseTransform * btrans, - GstCaps * incaps, GstCaps * outcaps); -static GstFlowReturn gst_dilate_transform (GstBaseTransform * btrans, - GstBuffer * in_buf, GstBuffer * out_buf); +static GstFlowReturn gst_dilate_transform_frame (GstVideoFilter * vfilter, + GstVideoFrame * in_frame, GstVideoFrame * out_frame); /* GObject vmethod implementations */ @@ -131,7 +131,7 @@ gst_dilate_class_init (GstDilateClass * klass) { 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, "Dilate", @@ -146,6 +146,7 @@ gst_dilate_class_init (GstDilateClass * klass) gobject_class->set_property = gst_dilate_set_property; gobject_class->get_property = gst_dilate_get_property; + gobject_class->finalize = gst_dilate_finalize; g_object_class_install_property (gobject_class, PROP_ERODE, g_param_spec_boolean ("erode", "Erode", "Erode parameter", FALSE, @@ -155,8 +156,8 @@ gst_dilate_class_init (GstDilateClass * klass) 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_dilate_set_caps); - trans_class->transform = GST_DEBUG_FUNCPTR (gst_dilate_transform); + vfilter_class->transform_frame = + GST_DEBUG_FUNCPTR (gst_dilate_transform_frame); } /* Initialize the element, @@ -211,59 +212,37 @@ gst_dilate_get_property (GObject * object, guint prop_id, GST_OBJECT_UNLOCK (filter); } -/* GstElement vmethod implementations */ - -/* Handle the link with other elements. */ -static gboolean -gst_dilate_set_caps (GstBaseTransform * btrans, GstCaps * incaps, - GstCaps * outcaps) +static void +gst_dilate_finalize (GObject * object) { - GstDilate *dilate = GST_DILATE (btrans); - GstVideoInfo info; - - if (!gst_video_info_from_caps (&info, incaps)) - goto invalid_caps; - - dilate->info = info; - - dilate->width = GST_VIDEO_INFO_WIDTH (&info); - dilate->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_dilate_transform (GstBaseTransform * btrans, - GstBuffer * in_buf, GstBuffer * out_buf) +gst_dilate_transform_frame (GstVideoFilter * vfilter, + GstVideoFrame * in_frame, GstVideoFrame * out_frame) { - GstDilate *filter = GST_DILATE (btrans); - gint video_size; + GstDilate *filter = GST_DILATE (vfilter); + gint video_size, width, height; gboolean erode; 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); - video_size = filter->width * filter->height; + 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)); @@ -275,7 +254,8 @@ gst_dilate_transform (GstBaseTransform * btrans, erode = filter->erode; GST_OBJECT_UNLOCK (filter); - transform (src, dest, video_size, filter->width, filter->height, erode); + video_size = width * height; + transform (src, dest, video_size, width, height, erode); return GST_FLOW_OK; } |