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authorLuis de Bethencourt <luis@debethencourt.com>2012-05-08 17:17:16 +0100
committerLuis de Bethencourt <luis@debethencourt.com>2012-05-09 13:18:53 +0100
commit1471e804d801940ba1c05c047a7e756848a30d53 (patch)
tree4828ed2639fa3f837d65381ef1325c4e4fade13c /gst/gaudieffects/gstdilate.c
parent6b5d5c6f2426b6191958a34f69cab53f581754e7 (diff)
gaudieffects: port dilate to 0.11
Diffstat (limited to 'gst/gaudieffects/gstdilate.c')
-rw-r--r--gst/gaudieffects/gstdilate.c74
1 files changed, 39 insertions, 35 deletions
diff --git a/gst/gaudieffects/gstdilate.c b/gst/gaudieffects/gstdilate.c
index 527cdc2b7..be8733c3c 100644
--- a/gst/gaudieffects/gstdilate.c
+++ b/gst/gaudieffects/gstdilate.c
@@ -1,7 +1,7 @@
/*
* GStreamer
- * Copyright (C) 2010 Luis de Bethencourt <luis@debethencourt.com>
- *
+ * Copyright (C) <2010-2012> Luis de Bethencourt <luis@debethencourt.com>
+ *
* Dilate - dilated eye video effect.
* Based on Pete Warden's FreeFrame plugin with the same name.
*
@@ -67,17 +67,17 @@
#include "gstplugin.h"
#include "gstdilate.h"
-#include <gst/video/video.h>
-
GST_DEBUG_CATEGORY_STATIC (gst_dilate_debug);
#define GST_CAT_DEFAULT gst_dilate_debug
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
-#define CAPS_STR GST_VIDEO_CAPS_BGRx ";" GST_VIDEO_CAPS_RGBx
+#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ BGRx, RGBx }")
#else
-#define CAPS_STR GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_xBGR
+#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ xBGR, xRGB }")
#endif
+G_DEFINE_TYPE (GstDilate, gst_dilate, GST_TYPE_VIDEO_FILTER);
+
/* Filter signals and args. */
enum
{
@@ -113,8 +113,6 @@ static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_STATIC_CAPS (CAPS_STR)
);
-GST_BOILERPLATE (GstDilate, gst_dilate, GstVideoFilter, GST_TYPE_VIDEO_FILTER);
-
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,
@@ -127,29 +125,24 @@ static GstFlowReturn gst_dilate_transform (GstBaseTransform * btrans,
/* GObject vmethod implementations */
+/* Initialize the dilate's class. */
static void
-gst_dilate_base_init (gpointer gclass)
+gst_dilate_class_init (GstDilateClass * klass)
{
- GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
+ GObjectClass *gobject_class = (GObjectClass *) klass;
+ GstElementClass *gstelement_class = (GstElementClass *) klass;
+ GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
- gst_element_class_set_details_simple (element_class,
+ gst_element_class_set_details_simple (gstelement_class,
"Dilate",
"Filter/Effect/Video",
"Dilate copies the brightest pixel around.",
"Luis de Bethencourt <luis@debethencourt.com>");
- gst_element_class_add_pad_template (element_class,
+ gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&src_factory));
- gst_element_class_add_pad_template (element_class,
+ gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&sink_factory));
-}
-
-/* Initialize the dilate's class. */
-static void
-gst_dilate_class_init (GstDilateClass * klass)
-{
- GObjectClass *gobject_class = (GObjectClass *) klass;
- GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
gobject_class->set_property = gst_dilate_set_property;
gobject_class->get_property = gst_dilate_get_property;
@@ -172,7 +165,7 @@ gst_dilate_class_init (GstDilateClass * klass)
* initialize instance structure.
*/
static void
-gst_dilate_init (GstDilate * filter, GstDilateClass * gclass)
+gst_dilate_init (GstDilate * filter)
{
filter->erode = DEFAULT_ERODE;
filter->silent = FALSE;
@@ -225,20 +218,25 @@ static gboolean
gst_dilate_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
GstCaps * outcaps)
{
- GstDilate *filter = GST_DILATE (btrans);
- GstStructure *structure;
- gboolean ret = TRUE;
+ GstDilate *dilate = GST_DILATE (btrans);
+ GstVideoInfo info;
- structure = gst_caps_get_structure (incaps, 0);
+ if (!gst_video_info_from_caps (&info, incaps))
+ goto invalid_caps;
- GST_OBJECT_LOCK (filter);
- if (gst_structure_get_int (structure, "width", &filter->width) &&
- gst_structure_get_int (structure, "height", &filter->height)) {
- ret = TRUE;
- }
- GST_OBJECT_UNLOCK (filter);
+ dilate->info = info;
+
+ dilate->width = GST_VIDEO_INFO_WIDTH (&info);
+ dilate->height = GST_VIDEO_INFO_HEIGHT (&info);
+
+ return TRUE;
- return ret;
+ /* ERRORS */
+invalid_caps:
+ {
+ GST_DEBUG_OBJECT (btrans, "could not parse caps");
+ return FALSE;
+ }
}
/* Actual processing. */
@@ -249,10 +247,16 @@ gst_dilate_transform (GstBaseTransform * btrans,
GstDilate *filter = GST_DILATE (btrans);
gint video_size;
gboolean erode;
- guint32 *src = (guint32 *) GST_BUFFER_DATA (in_buf);
- guint32 *dest = (guint32 *) GST_BUFFER_DATA (out_buf);
+ 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);
video_size = filter->width * filter->height;