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gst/effectv/gstaging.c: Port agingTV to videofilter

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Original commit message from CVS:
* gst/effectv/gstaging.c: (gst_agingtv_get_type),
(gst_agingtv_base_init), (gst_agingtv_class_init),
(gst_agingtv_init), (gst_agingtv_setup), (gst_agingtv_rgb32),
(gst_agingtv_set_property), (gst_agingtv_get_property):
Port agingTV to videofilter
This commit is contained in:
Steve Baker 2004-01-10 21:18:31 +00:00
parent c1a61e10b0
commit 9e43d5d8ed
2 changed files with 151 additions and 138 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2004-01-11 Steve Baker <steve@stevebaker.org>
* gst/effectv/gstaging.c: (gst_agingtv_get_type),
(gst_agingtv_base_init), (gst_agingtv_class_init),
(gst_agingtv_init), (gst_agingtv_setup), (gst_agingtv_rgb32),
(gst_agingtv_set_property), (gst_agingtv_get_property):
Port agingTV to videofilter
2004-01-09 Julien MOUTTE <julien@moutte.net>
* ext/hermes/gstcolorspace.c: (gst_colorspace_chain):

281
gst/effectv/gstaging.c
View file

@ -1,39 +1,56 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2003> David Schleef <ds@schleef.org>
*
* EffecTV:
* EffecTV - Realtime Digital Video Effector
* Copyright (C) 2001 FUKUCHI Kentarou
*
* EffecTV is free software. * This library is free software;
* you can redistribute it and/or
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
*
* This library 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
* Library General Public License for more details.
*
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* This file was (probably) generated from gstvideotemplate.c,
* gstvideotemplate.c,v 1.11 2004/01/07 08:56:45 ds Exp
*/
/* From main.c of warp-1.1:
*
* Simple DirectMedia Layer demo
* Realtime picture 'gooing'
* by sam lantinga slouken@devolution.com
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gst/gst.h>
#include <gstvideofilter.h>
#include <string.h>
#include <math.h>
#include "gsteffectv.h"
#define GST_TYPE_AGINGTV \
(gst_agingtv_get_type())
#define GST_AGINGTV(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AGINGTV,GstAgingTV))
#define GST_AGINGTV_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ULAW,GstAgingTV))
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AGINGTV,GstAgingTVClass))
#define GST_IS_AGINGTV(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AGINGTV))
#define GST_IS_AGINGTV_CLASS(obj) \
@ -51,19 +68,13 @@ typedef struct _scratch
static int dx[8] = { 1, 1, 0, -1, -1, -1, 0, 1};
static int dy[8] = { 0, -1, -1, -1, 0, 1, 1, 1};
typedef struct _GstAgingTV GstAgingTV;
typedef struct _GstAgingTVClass GstAgingTVClass;
struct _GstAgingTV
{
GstElement element;
GstPad *sinkpad, *srcpad;
struct _GstAgingTV {
GstVideofilter videofilter;
gint width, height;
gint video_size;
gint area_scale;
gint aging_mode;
scratch scratches[SCRATCH_MAX];
@ -71,134 +82,138 @@ struct _GstAgingTV
gint dust_interval;
gint pits_interval;
};
struct _GstAgingTVClass
{
GstElementClass parent_class;
struct _GstAgingTVClass {
GstVideofilterClass parent_class;
};
/* elementfactory information */
static GstElementDetails gst_agingtv_details = GST_ELEMENT_DETAILS (
"AgingTV",
"Filter/Effect/Video",
"Apply aging effect on video",
"Wim Taymans <wim.taymans@chello.be>"
);
/* Filter signals and args */
enum
{
/* GstAgingTV signals and args */
enum {
/* FILL ME */
LAST_SIGNAL
};
enum
{
enum {
ARG_0,
/* FILL ME */
};
static void gst_agingtv_base_init (gpointer g_class);
static void gst_agingtv_class_init (GstAgingTVClass * klass);
static void gst_agingtv_init (GstAgingTV * filter);
static void gst_agingtv_base_init (gpointer g_class);
static void gst_agingtv_class_init (gpointer g_class, gpointer class_data);
static void gst_agingtv_init (GTypeInstance *instance, gpointer g_class);
static void gst_agingtv_setup(GstVideofilter *videofilter);
static void aging_mode_switch (GstAgingTV *filter);
static void gst_agingtv_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
static void gst_agingtv_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
static void gst_agingtv_rgb32 (GstVideofilter *videofilter, void *d, void *s);
static void gst_agingtv_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_agingtv_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_agingtv_chain (GstPad * pad, GstData *_data);
static GstElementClass *parent_class = NULL;
/*static guint gst_agingtv_signals[LAST_SIGNAL] = { 0 }; */
GType gst_agingtv_get_type (void)
GType
gst_agingtv_get_type (void)
{
static GType agingtv_type = 0;
if (!agingtv_type) {
static const GTypeInfo agingtv_info = {
sizeof (GstAgingTVClass),
sizeof(GstAgingTVClass),
gst_agingtv_base_init,
NULL,
(GClassInitFunc) gst_agingtv_class_init,
gst_agingtv_class_init,
NULL,
NULL,
sizeof (GstAgingTV),
sizeof(GstAgingTV),
0,
(GInstanceInitFunc) gst_agingtv_init,
gst_agingtv_init,
};
agingtv_type = g_type_register_static (GST_TYPE_ELEMENT, "GstAgingTV", &agingtv_info, 0);
agingtv_type = g_type_register_static(GST_TYPE_VIDEOFILTER,
"GstAgingTV", &agingtv_info, 0);
}
return agingtv_type;
}
static GstVideofilterFormat gst_agingtv_formats[] = {
{ "RGB ", 32, gst_agingtv_rgb32, 24, G_BIG_ENDIAN, 0x00ff0000, 0x0000ff00, 0x000000ff },
{ "RGB ", 32, gst_agingtv_rgb32, 24, G_BIG_ENDIAN, 0xff000000, 0x00ff0000, 0x0000ff00 },
{ "RGB ", 32, gst_agingtv_rgb32, 24, G_BIG_ENDIAN, 0x000000ff, 0x0000ff00, 0x00ff0000 },
{ "RGB ", 32, gst_agingtv_rgb32, 24, G_BIG_ENDIAN, 0x0000ff00, 0x00ff0000, 0xff000000 },
};
static void
gst_agingtv_base_init (gpointer g_class)
{
static GstElementDetails agingtv_details = GST_ELEMENT_DETAILS (
"AgingTV",
"Filter/Effect/Video",
"AgingTV does realtime goo'ing of the video input",
"Sam Lantinga <slouken@devolution.com>"
);
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstVideofilterClass *videofilter_class = GST_VIDEOFILTER_CLASS (g_class);
int i;
gst_element_class_set_details (element_class, &agingtv_details);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get(&gst_effectv_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get(&gst_effectv_sink_template));
gst_element_class_set_details (element_class, &gst_agingtv_details);
for(i=0;i<G_N_ELEMENTS(gst_agingtv_formats);i++){
gst_videofilter_class_add_format(videofilter_class,
gst_agingtv_formats + i);
}
gst_videofilter_class_add_pad_templates (GST_VIDEOFILTER_CLASS (g_class));
}
static void
gst_agingtv_class_init (GstAgingTVClass * klass)
gst_agingtv_class_init (gpointer g_class, gpointer class_data)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstVideofilterClass *videofilter_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class = G_OBJECT_CLASS (g_class);
videofilter_class = GST_VIDEOFILTER_CLASS (g_class);
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
#if 0
g_object_class_install_property(gobject_class, ARG_METHOD,
g_param_spec_enum("method","method","method",
GST_TYPE_AGINGTV_METHOD, GST_AGINGTV_METHOD_1,
G_PARAM_READWRITE));
#endif
gobject_class->set_property = gst_agingtv_set_property;
gobject_class->get_property = gst_agingtv_get_property;
}
static GstPadLinkReturn
gst_agingtv_sinkconnect (GstPad * pad, const GstCaps * caps)
{
GstAgingTV *filter;
GstStructure *structure;
filter = GST_AGINGTV (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &filter->width);
gst_structure_get_int (structure, "height", &filter->height);
filter->video_size = filter->width * filter->height;
filter->aging_mode = 0;
aging_mode_switch (filter);
return gst_pad_try_set_caps (filter->srcpad, caps);
videofilter_class->setup = gst_agingtv_setup;
}
static void
gst_agingtv_init (GstAgingTV * filter)
gst_agingtv_init (GTypeInstance *instance, gpointer g_class)
{
filter->sinkpad = gst_pad_new_from_template (
gst_static_pad_template_get(&gst_effectv_sink_template), "sink");
gst_pad_set_chain_function (filter->sinkpad, gst_agingtv_chain);
gst_pad_set_link_function (filter->sinkpad, gst_agingtv_sinkconnect);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
GstAgingTV *agingtv = GST_AGINGTV (instance);
GstVideofilter *videofilter;
filter->srcpad = gst_pad_new_from_template (
gst_static_pad_template_get(&gst_effectv_src_template), "src");
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
GST_DEBUG("gst_agingtv_init");
videofilter = GST_VIDEOFILTER(agingtv);
/* do stuff */
}
static void gst_agingtv_setup(GstVideofilter *videofilter)
{
GstAgingTV *agingtv;
int width = gst_videofilter_get_input_width(videofilter);
int height = gst_videofilter_get_input_height(videofilter);
g_return_if_fail(GST_IS_AGINGTV(videofilter));
agingtv = GST_AGINGTV(videofilter);
/* if any setup needs to be done, do it here */
agingtv->width = width;
agingtv->height = height;
}
static unsigned int
fastrand (void)
@ -341,78 +356,68 @@ pits (guint32 *dest, gint width, gint height, gint area_scale, gint pits_interva
}
}
static void
aging_mode_switch (GstAgingTV *filter)
static void
gst_agingtv_rgb32 (GstVideofilter *videofilter, void *d, void *s)
{
switch (filter->aging_mode) {
default:
case 0:
filter->scratch_lines = 7;
/* Most of the parameters are tuned for 640x480 mode */
/* area_scale is set to 10 when screen size is 640x480. */
filter->area_scale = filter->width * filter->height / 64 / 480;
}
if (filter->area_scale <= 0)
filter->area_scale = 1;
}
GstAgingTV *agingtv;
int width = gst_videofilter_get_input_width(videofilter);
int height = gst_videofilter_get_input_height(videofilter);
int video_size = width * height;
guint32 *src = s;
guint32 *dest = d;
gint area_scale = width * height / 64 / 480;
if (area_scale <= 0) area_scale = 1;
static void
gst_agingtv_chain (GstPad * pad, GstData *_data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstAgingTV *filter;
guint32 *src, *dest;
GstBuffer *outbuf;
g_return_if_fail(GST_IS_AGINGTV(videofilter));
agingtv = GST_AGINGTV(videofilter);
filter = GST_AGINGTV (gst_pad_get_parent (pad));
src = (guint32 *) GST_BUFFER_DATA (buf);
outbuf = gst_buffer_new ();
GST_BUFFER_SIZE (outbuf) = (filter->video_size * sizeof (guint32));
dest = (guint32 *) GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf));
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
coloraging (src, dest, filter->video_size);
scratching (filter->scratches, filter->scratch_lines, dest, filter->width, filter->height);
pits (dest, filter->width, filter->height, filter->area_scale, filter->pits_interval);
if(filter->area_scale > 1)
dusts (dest, filter->width, filter->height, filter->dust_interval, filter->area_scale);
coloraging (src, dest, video_size);
scratching (agingtv->scratches, agingtv->scratch_lines, dest, width, height);
pits (dest, width, height, area_scale, agingtv->pits_interval);
if(area_scale > 1)
dusts (dest, width, height, agingtv->dust_interval, area_scale);
gst_buffer_unref (buf);
gst_pad_push (filter->srcpad, GST_DATA (outbuf));
}
static void
gst_agingtv_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec)
gst_agingtv_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
GstAgingTV *filter;
GstAgingTV *src;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_AGINGTV (object));
filter = GST_AGINGTV (object);
g_return_if_fail(GST_IS_AGINGTV(object));
src = GST_AGINGTV(object);
GST_DEBUG("gst_agingtv_set_property");
switch (prop_id) {
#if 0
case ARG_METHOD:
src->method = g_value_get_enum (value);
break;
#endif
default:
break;
}
}
static void
gst_agingtv_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec)
gst_agingtv_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
GstAgingTV *filter;
GstAgingTV *src;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_AGINGTV (object));
filter = GST_AGINGTV (object);
g_return_if_fail(GST_IS_AGINGTV(object));
src = GST_AGINGTV(object);
switch (prop_id) {
#if 0
case ARG_METHOD:
g_value_set_enum (value, src->method);
break;
#endif
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}