Commit 9e427798 authored by Wim Taymans's avatar Wim Taymans

Added quarkTV with some cleanups. Can still do with some optimisations.

Original commit message from CVS:
Added quarkTV with some cleanups. Can still do with some optimisations.
parent b31c7f58
......@@ -2,7 +2,7 @@ plugindir = $(libdir)/gst
plugin_LTLIBRARIES = libgsteffectv.la
libgsteffectv_la_SOURCES = gsteffectv.c gstedge.c gstaging.c gstdice.c gstwarp.c gstshagadelic.c gstvertigo.c gstrev.c
libgsteffectv_la_SOURCES = gsteffectv.c gstedge.c gstaging.c gstdice.c gstwarp.c gstshagadelic.c gstvertigo.c gstrev.c gstquark.c
libgsteffectv_la_CFLAGS = $(GST_CFLAGS)
libgsteffectv_la_LIBADD =
libgsteffectv_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
......
......@@ -33,6 +33,7 @@ static struct _elements_entry _elements[] = {
{ "shagadelicTV", gst_shagadelictv_get_type, &gst_shagadelictv_details, NULL },
{ "vertigoTV", gst_vertigotv_get_type, &gst_vertigotv_details, NULL },
{ "revTV", gst_revtv_get_type, &gst_revtv_details, NULL },
{ "quarkTV", gst_quarktv_get_type, &gst_quarktv_details, NULL },
{ NULL, 0 },
};
......
......@@ -36,5 +36,8 @@ extern GstElementDetails gst_vertigotv_details;
GType gst_revtv_get_type (void);
extern GstElementDetails gst_revtv_details;
GType gst_quarktv_get_type (void);
extern GstElementDetails gst_quarktv_details;
extern GstPadTemplate *gst_effectv_sink_factory ();
extern GstPadTemplate *gst_effectv_src_factory ();
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* EffecTV:
* Copyright (C) 2001 FUKUCHI Kentarou
*
* EffecTV is free software. We release this product under the terms of the
* GNU General Public License version 2. The license is included in the file
* COPYING.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*/
#include <math.h>
#include <string.h>
#include <gst/gst.h>
#include "gsteffectv.h"
#define GST_TYPE_QUARKTV \
(gst_quarktv_get_type())
#define GST_QUARKTV(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_QUARKTV,GstQuarkTV))
#define GST_QUARKTV_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ULAW,GstQuarkTV))
#define GST_IS_QUARKTV(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_QUARKTV))
#define GST_IS_QUARKTV_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_QUARKTV))
/* number of frames of time-buffer. It should be as a configurable paramter */
/* This number also must be 2^n just for the speed. */
#define PLANES 16
typedef struct _GstQuarkTV GstQuarkTV;
typedef struct _GstQuarkTVClass GstQuarkTVClass;
struct _GstQuarkTV
{
GstElement element;
GstPad *sinkpad, *srcpad;
gint width, height;
gint planes;
gint current_plane;
guint32 *buffer;
guint32 **planetable;
};
struct _GstQuarkTVClass
{
GstElementClass parent_class;
};
GstElementDetails gst_quarktv_details = {
"QuarkTV",
"Filter/Effect",
"Motion disolver",
VERSION,
"FUKUCHI, Kentarou <fukuchi@users.sourceforge.net>",
"(C) 2001 FUKUCHI Kentarou",
};
/* Filter signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
ARG_0,
ARG_PLANES,
};
static void gst_quarktv_class_init (GstQuarkTVClass * klass);
static void gst_quarktv_init (GstQuarkTV * filter);
static void gst_quarktv_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_quarktv_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
/* static void gst_quarktv_reset_handler (GstElement *element); */
static void gst_quarktv_chain (GstPad * pad, GstBuffer * buf);
static GstElementClass *parent_class = NULL;
/* static guint gst_quarktv_signals[LAST_SIGNAL] = { 0 }; */
static unsigned int
fastrand (void)
{
static unsigned int fastrand_val;
return (fastrand_val = fastrand_val * 1103515245 + 12345);
}
GType gst_quarktv_get_type (void)
{
static GType quarktv_type = 0;
if (!quarktv_type) {
static const GTypeInfo quarktv_info = {
sizeof (GstQuarkTVClass),
NULL,
NULL,
(GClassInitFunc) gst_quarktv_class_init,
NULL,
NULL,
sizeof (GstQuarkTV),
0,
(GInstanceInitFunc) gst_quarktv_init,
};
quarktv_type = g_type_register_static (GST_TYPE_ELEMENT, "GstQuarkTV", &quarktv_info, 0);
}
return quarktv_type;
}
static void
gst_quarktv_class_init (GstQuarkTVClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PLANES,
g_param_spec_int ("planes","Planes","Number of frames in the buffer",
1, 32, PLANES, G_PARAM_READWRITE));
gobject_class->set_property = gst_quarktv_set_property;
gobject_class->get_property = gst_quarktv_get_property;
}
static GstPadConnectReturn
gst_quarktv_sinkconnect (GstPad * pad, GstCaps * caps)
{
GstQuarkTV *filter;
gint area;
gint i;
filter = GST_QUARKTV (gst_pad_get_parent (pad));
if (!GST_CAPS_IS_FIXED (caps))
return GST_PAD_CONNECT_DELAYED;
gst_caps_get_int (caps, "width", &filter->width);
gst_caps_get_int (caps, "height", &filter->height);
area = filter->width * filter->height;
g_free (filter->buffer);
filter->buffer = (guint32 *) g_malloc (area * filter->planes * sizeof(guint32));
g_free (filter->planetable);
filter->planetable = (guint32 **) g_malloc(filter->planes * sizeof(guint32 *));
bzero (filter->buffer, area * filter->planes * sizeof(guint32));
for(i = 0; i < filter->planes; i++) {
filter->planetable[i] = &(filter->buffer[area * i]);
}
if (gst_pad_try_set_caps (filter->srcpad, caps)) {
return GST_PAD_CONNECT_OK;
}
return GST_PAD_CONNECT_REFUSED;
}
static void
gst_quarktv_init (GstQuarkTV * filter)
{
filter->sinkpad = gst_pad_new_from_template (gst_effectv_sink_factory (), "sink");
gst_pad_set_chain_function (filter->sinkpad, gst_quarktv_chain);
gst_pad_set_connect_function (filter->sinkpad, gst_quarktv_sinkconnect);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
filter->srcpad = gst_pad_new_from_template (gst_effectv_src_factory (), "src");
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
filter->planes = PLANES;
filter->current_plane = filter->planes - 1;
filter->buffer = NULL;
filter->planetable = NULL;
}
static void
gst_quarktv_chain (GstPad * pad, GstBuffer * buf)
{
GstQuarkTV *filter;
guint32 *src, *dest;
GstBuffer *outbuf;
gint area;
gint i;
gint cf;
filter = GST_QUARKTV (gst_pad_get_parent (pad));
src = (guint32 *) GST_BUFFER_DATA (buf);
area = filter->width * filter->height;
outbuf = gst_buffer_new ();
GST_BUFFER_SIZE (outbuf) = area * sizeof(guint32);
dest = (guint32 *) GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf));
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
memcpy (filter->planetable[filter->current_plane], src, area * sizeof(guint32));
for (i = area - 1; i >= 0; i--) {
cf = (filter->current_plane + (fastrand () >> 24)) & (filter->planes - 1);
dest[i] = (filter->planetable[cf])[i];
}
gst_buffer_unref (buf);
gst_pad_push (filter->srcpad, outbuf);
filter->current_plane--;
if (filter->current_plane < 0)
filter->current_plane = filter->planes - 1;
}
static void
gst_quarktv_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstQuarkTV *filter;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_QUARKTV (object));
filter = GST_QUARKTV (object);
switch (prop_id) {
case ARG_PLANES:
filter->planes = g_value_get_int (value);
filter->current_plane = filter->planes - 1;
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_quarktv_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec)
{
GstQuarkTV *filter;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_QUARKTV (object));
filter = GST_QUARKTV (object);
switch (prop_id) {
case ARG_PLANES:
g_value_set_int (value, filter->planes);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
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