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shagadelictv: Clean up element and free all memory in finalize

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This commit is contained in:
Sebastian Dröge 2009-06-15 20:31:30 +02:00
parent f3dc59d010
commit 1f65192185
1 changed files with 34 additions and 55 deletions
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89
gst/effectv/gstshagadelic.c
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@ -26,12 +26,13 @@
#include "config.h"
#endif
#include <gst/video/gstvideofilter.h>
#include <math.h>
#include <string.h>
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideofilter.h>
#ifndef M_PI
#define M_PI 3.14159265358979323846
@ -71,16 +72,11 @@ struct _GstShagadelicTVClass
GstVideoFilterClass parent_class;
};
GType gst_shagadelictv_get_type (void);
GST_BOILERPLATE (GstShagadelicTV, gst_shagadelictv, GstVideoFilter,
GST_TYPE_VIDEO_FILTER);
static void gst_shagadelic_initialize (GstShagadelicTV * filter);
static const GstElementDetails shagadelictv_details =
GST_ELEMENT_DETAILS ("ShagadelicTV",
"Filter/Effect/Video",
"Oh behave, ShagedelicTV makes images shagadelic!",
"Wim Taymans <wim.taymans@chello.be>");
static GstStaticPadTemplate gst_shagadelictv_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
@ -95,8 +91,6 @@ GST_STATIC_PAD_TEMPLATE ("sink",
GST_STATIC_CAPS (GST_VIDEO_CAPS_BGRx)
);
static GstVideoFilterClass *parent_class = NULL;
static gboolean
gst_shagadelictv_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
GstCaps * outcaps)
@ -128,13 +122,11 @@ static gboolean
gst_shagadelictv_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
guint * size)
{
GstShagadelicTV *filter;
GstShagadelicTV *filter = GST_SHAGADELICTV (btrans);
GstStructure *structure;
gboolean ret = FALSE;
gint width, height;
filter = GST_SHAGADELICTV (btrans);
structure = gst_caps_get_structure (caps, 0);
if (gst_structure_get_int (structure, "width", &width) &&
@ -148,10 +140,10 @@ gst_shagadelictv_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
return ret;
}
static unsigned int
static inline guint
fastrand (void)
{
static unsigned int fastrand_val;
static guint fastrand_val;
return (fastrand_val = fastrand_val * 1103515245 + 12345);
}
@ -218,7 +210,7 @@ static GstFlowReturn
gst_shagadelictv_transform (GstBaseTransform * trans, GstBuffer * in,
GstBuffer * out)
{
GstShagadelicTV *filter;
GstShagadelicTV *filter = GST_SHAGADELICTV (trans);
guint32 *src, *dest;
gint x, y;
guint32 v;
@ -226,10 +218,6 @@ gst_shagadelictv_transform (GstBaseTransform * trans, GstBuffer * in,
gint width, height;
GstFlowReturn ret = GST_FLOW_OK;
filter = GST_SHAGADELICTV (trans);
gst_buffer_copy_metadata (out, in, GST_BUFFER_COPY_TIMESTAMPS);
src = (guint32 *) GST_BUFFER_DATA (in);
dest = (guint32 *) GST_BUFFER_DATA (out);
@ -271,12 +259,31 @@ gst_shagadelictv_transform (GstBaseTransform * trans, GstBuffer * in,
return ret;
}
static void
gst_shagadelictv_finalize (GObject * object)
{
GstShagadelicTV *filter = GST_SHAGADELICTV (object);
if (filter->ripple)
g_free (filter->ripple);
filter->ripple = NULL;
if (filter->spiral)
g_free (filter->spiral);
filter->spiral = NULL;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_shagadelictv_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_set_details (element_class, &shagadelictv_details);
gst_element_class_set_details_simple (element_class, "ShagadelicTV",
"Filter/Effect/Video",
"Oh behave, ShagedelicTV makes images shagadelic!",
"Wim Taymans <wim.taymans@chello.be>");
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_shagadelictv_sink_template));
@ -285,13 +292,12 @@ gst_shagadelictv_base_init (gpointer g_class)
}
static void
gst_shagadelictv_class_init (gpointer klass, gpointer class_data)
gst_shagadelictv_class_init (GstShagadelicTVClass * klass)
{
GstBaseTransformClass *trans_class;
GObjectClass *gobject_class = (GObjectClass *) klass;
GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
trans_class = (GstBaseTransformClass *) klass;
parent_class = g_type_class_peek_parent (klass);
gobject_class->finalize = gst_shagadelictv_finalize;
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_shagadelictv_set_caps);
trans_class->get_unit_size =
@ -300,35 +306,8 @@ gst_shagadelictv_class_init (gpointer klass, gpointer class_data)
}
static void
gst_shagadelictv_init (GTypeInstance * instance, gpointer g_class)
gst_shagadelictv_init (GstShagadelicTV * filter, GstShagadelicTVClass * klass)
{
GstShagadelicTV *filter = GST_SHAGADELICTV (instance);
filter->ripple = NULL;
filter->spiral = NULL;
}
GType
gst_shagadelictv_get_type (void)
{
static GType shagadelictv_type = 0;
if (!shagadelictv_type) {
static const GTypeInfo shagadelictv_info = {
sizeof (GstShagadelicTVClass),
gst_shagadelictv_base_init,
NULL,
(GClassInitFunc) gst_shagadelictv_class_init,
NULL,
NULL,
sizeof (GstShagadelicTV),
0,
(GInstanceInitFunc) gst_shagadelictv_init,
};
shagadelictv_type =
g_type_register_static (GST_TYPE_VIDEO_FILTER, "GstShagadelicTV",
&shagadelictv_info, 0);
}
return shagadelictv_type;
}