mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-10-07 19:22:15 +00:00
Code Issues 1 Projects Releases Wiki Activity

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

Browse source 
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
Show stats Download patch file Download diff file Expand all files Collapse all files

8
ChangeLog
View file

@ -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> 2004-01-09 Julien MOUTTE <julien@moutte.net>
* ext/hermes/gstcolorspace.c: (gst_colorspace_chain): * ext/hermes/gstcolorspace.c: (gst_colorspace_chain):

281
gst/effectv/gstaging.c
View file

@ -1,39 +1,56 @@
/* GStreamer /* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> * 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 * Copyright (C) 2001 FUKUCHI Kentarou
* *
* EffecTV is free software. * This library is free software; * This library is free software; you can redistribute it and/or
* you can redistribute it and/or
* modify it under the terms of the GNU Library General Public * modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either * License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version. * version 2 of the License, or (at your option) any later version.
* *
* This library is distributed in the hope that it will be useful, * This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details. * Library General Public License for more details.
* *
* You should have received a copy of the GNU Library General Public * You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the * License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA. * 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 #ifdef HAVE_CONFIG_H
#include "config.h" #include "config.h"
#endif #endif
#include <string.h>
#include <gst/gst.h>
#include <gstvideofilter.h>
#include <string.h>
#include <math.h>
#include "gsteffectv.h" #include "gsteffectv.h"
#define GST_TYPE_AGINGTV \ #define GST_TYPE_AGINGTV \
(gst_agingtv_get_type()) (gst_agingtv_get_type())
#define GST_AGINGTV(obj) \ #define GST_AGINGTV(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AGINGTV,GstAgingTV)) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AGINGTV,GstAgingTV))
#define GST_AGINGTV_CLASS(klass) \ #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) \ #define GST_IS_AGINGTV(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AGINGTV)) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AGINGTV))
#define GST_IS_AGINGTV_CLASS(obj) \ #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 dx[8] = { 1, 1, 0, -1, -1, -1, 0, 1};
static int dy[8] = { 0, -1, -1, -1, 0, 1, 1, 1}; static int dy[8] = { 0, -1, -1, -1, 0, 1, 1, 1};
typedef struct _GstAgingTV GstAgingTV; typedef struct _GstAgingTV GstAgingTV;
typedef struct _GstAgingTVClass GstAgingTVClass; typedef struct _GstAgingTVClass GstAgingTVClass;
struct _GstAgingTV struct _GstAgingTV {
{ GstVideofilter videofilter;
GstElement element;
GstPad *sinkpad, *srcpad;
gint width, height; gint width, height;
gint video_size;
gint area_scale;
gint aging_mode; gint aging_mode;
scratch scratches[SCRATCH_MAX]; scratch scratches[SCRATCH_MAX];
@ -71,134 +82,138 @@ struct _GstAgingTV
gint dust_interval; gint dust_interval;
gint pits_interval; gint pits_interval;
}; };
struct _GstAgingTVClass struct _GstAgingTVClass {
{ GstVideofilterClass parent_class;
GstElementClass 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>"
);
/* GstAgingTV signals and args */
/* Filter signals and args */ enum {
enum
{
/* FILL ME */ /* FILL ME */
LAST_SIGNAL LAST_SIGNAL
}; };
enum enum {
{
ARG_0, ARG_0,
/* FILL ME */
}; };
static void gst_agingtv_base_init (gpointer g_class); static void gst_agingtv_base_init (gpointer g_class);
static void gst_agingtv_class_init (GstAgingTVClass * klass); static void gst_agingtv_class_init (gpointer g_class, gpointer class_data);
static void gst_agingtv_init (GstAgingTV * filter); 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, GType
const GValue * value, GParamSpec * pspec); gst_agingtv_get_type (void)
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)
{ {
static GType agingtv_type = 0; static GType agingtv_type = 0;
if (!agingtv_type) { if (!agingtv_type) {
static const GTypeInfo agingtv_info = { static const GTypeInfo agingtv_info = {
sizeof (GstAgingTVClass), sizeof(GstAgingTVClass),
gst_agingtv_base_init, gst_agingtv_base_init,
NULL, NULL,
(GClassInitFunc) gst_agingtv_class_init, gst_agingtv_class_init,
NULL, NULL,
NULL, NULL,
sizeof (GstAgingTV), sizeof(GstAgingTV),
0, 0,
(GInstanceInitFunc) gst_agingtv_init, gst_agingtv_init,
}; };
agingtv_type = g_type_register_static(GST_TYPE_VIDEOFILTER,
agingtv_type = g_type_register_static (GST_TYPE_ELEMENT, "GstAgingTV", &agingtv_info, 0); "GstAgingTV", &agingtv_info, 0);
} }
return agingtv_type; 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 static void
gst_agingtv_base_init (gpointer g_class) 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); 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, for(i=0;i<G_N_ELEMENTS(gst_agingtv_formats);i++){
gst_static_pad_template_get(&gst_effectv_src_template)); gst_videofilter_class_add_format(videofilter_class,
gst_element_class_add_pad_template (element_class, gst_agingtv_formats + i);
gst_static_pad_template_get(&gst_effectv_sink_template)); }
gst_element_class_set_details (element_class, &gst_agingtv_details); gst_videofilter_class_add_pad_templates (GST_VIDEOFILTER_CLASS (g_class));
} }
static void static void
gst_agingtv_class_init (GstAgingTVClass * klass) gst_agingtv_class_init (gpointer g_class, gpointer class_data)
{ {
GObjectClass *gobject_class; GObjectClass *gobject_class;
GstElementClass *gstelement_class; GstVideofilterClass *videofilter_class;
gobject_class = (GObjectClass *) klass; gobject_class = G_OBJECT_CLASS (g_class);
gstelement_class = (GstElementClass *) klass; 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->set_property = gst_agingtv_set_property;
gobject_class->get_property = gst_agingtv_get_property; gobject_class->get_property = gst_agingtv_get_property;
}
static GstPadLinkReturn videofilter_class->setup = gst_agingtv_setup;
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);
} }
static void static void
gst_agingtv_init (GstAgingTV * filter) gst_agingtv_init (GTypeInstance *instance, gpointer g_class)
{ {
filter->sinkpad = gst_pad_new_from_template ( GstAgingTV *agingtv = GST_AGINGTV (instance);
gst_static_pad_template_get(&gst_effectv_sink_template), "sink"); GstVideofilter *videofilter;
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);
filter->srcpad = gst_pad_new_from_template ( GST_DEBUG("gst_agingtv_init");
gst_static_pad_template_get(&gst_effectv_src_template), "src");
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad); 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 static unsigned int
fastrand (void) fastrand (void)
@ -341,78 +356,68 @@ pits (guint32 *dest, gint width, gint height, gint area_scale, gint pits_interva
} }
} }
static void static void
aging_mode_switch (GstAgingTV *filter) gst_agingtv_rgb32 (GstVideofilter *videofilter, void *d, void *s)
{ {
switch (filter->aging_mode) { GstAgingTV *agingtv;
default: int width = gst_videofilter_get_input_width(videofilter);
case 0: int height = gst_videofilter_get_input_height(videofilter);
filter->scratch_lines = 7; int video_size = width * height;
/* Most of the parameters are tuned for 640x480 mode */ guint32 *src = s;
/* area_scale is set to 10 when screen size is 640x480. */ guint32 *dest = d;
filter->area_scale = filter->width * filter->height / 64 / 480; gint area_scale = width * height / 64 / 480;
} if (area_scale <= 0) area_scale = 1;
if (filter->area_scale <= 0)
filter->area_scale = 1;
}
static void g_return_if_fail(GST_IS_AGINGTV(videofilter));
gst_agingtv_chain (GstPad * pad, GstData *_data) agingtv = GST_AGINGTV(videofilter);
{
GstBuffer *buf = GST_BUFFER (_data);
GstAgingTV *filter;
guint32 *src, *dest;
GstBuffer *outbuf;
filter = GST_AGINGTV (gst_pad_get_parent (pad)); coloraging (src, dest, video_size);
scratching (agingtv->scratches, agingtv->scratch_lines, dest, width, height);
src = (guint32 *) GST_BUFFER_DATA (buf); pits (dest, width, height, area_scale, agingtv->pits_interval);
if(area_scale > 1)
outbuf = gst_buffer_new (); dusts (dest, width, height, agingtv->dust_interval, area_scale);
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);
gst_buffer_unref (buf);
gst_pad_push (filter->srcpad, GST_DATA (outbuf));
} }
static void 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 */ /* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_AGINGTV (object)); g_return_if_fail(GST_IS_AGINGTV(object));
src = GST_AGINGTV(object);
filter = GST_AGINGTV (object);
GST_DEBUG("gst_agingtv_set_property");
switch (prop_id) { switch (prop_id) {
#if 0
case ARG_METHOD:
src->method = g_value_get_enum (value);
break;
#endif
default: default:
break; break;
} }
} }
static void 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 */ /* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_AGINGTV (object)); g_return_if_fail(GST_IS_AGINGTV(object));
src = GST_AGINGTV(object);
filter = GST_AGINGTV (object);
switch (prop_id) { switch (prop_id) {
#if 0
case ARG_METHOD:
g_value_set_enum (value, src->method);
break;
#endif
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
} }
} }