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the beginnings of a linear interpolation dynamic parameter

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Original commit message from CVS:
the beginnings of a linear interpolation dynamic parameter
This commit is contained in:
Steve Baker 2001-09-15 13:55:44 +00:00
parent 4024d899a1
commit 19a05024c3
2 changed files with 145 additions and 0 deletions
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84
libs/control/gstdplinearinterp.c Normal file
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/* GStreamer
* Copyright (C) 2001 Steve Baker <stevebaker_org@yahoo.co.uk>
*
* gstdplinearinterp.c: linear interpolation dynamic parameter
*
* 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.
*/
#include "gstdplinearinterp.h"
static void gst_dp_linint_class_init (GstDParamClass *klass);
static void gst_dp_linint_base_class_init (GstDParamClass *klass);
static void gst_dp_linint_init (GstDParam *dp_linint);
GType
gst_dp_linint_get_type(void) {
static GType dp_linint_type = 0;
if (!dp_linint_type) {
static const GTypeInfo dp_linint_info = {
sizeof(GstDParamClass),
(GBaseInitFunc)gst_dp_linint_base_class_init,
NULL,
(GClassInitFunc)gst_dp_linint_class_init,
NULL,
NULL,
sizeof(GstDParam),
0,
(GInstanceInitFunc)gst_dp_linint_init,
};
dp_linint_type = g_type_register_static(GST_TYPE_DPARAM, "GstDParamLinInterp", &dp_linint_info, 0);
}
return dp_linint_type;
}
static void
gst_dp_linint_base_class_init (GstDParamClass *klass)
{
}
static void
gst_dp_linint_class_init (GstDParamClass *klass)
{
}
static void
gst_dp_linint_init (GstDParam *dp_linint)
{
g_return_if_fail (dp_linint != NULL);
}
/**
* gst_dp_linint_new:
* @type: the type that this dp_linint will store
*
* Returns: a new instance of GstDParam
*/
GstDParam*
gst_dp_linint_new (GType type)
{
GstDParam *dparam;
GstDParamLinInterp *dp_linint;
dp_linint = g_object_new (gst_dp_linint_get_type (), NULL);
dparam = GST_DPARAM(dp_linint);
return dparam;
}

61
libs/control/gstdplinearinterp.h Normal file
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/* GStreamer
* Copyright (C) 2001 Steve Baker <stevebaker_org@yahoo.co.uk>
*
* gstdplinearinterp.h: linear interpolation dynamic parameter
*
* 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.
*/
#ifndef __GST_DP_LININT_H__
#define __GST_DP_LININT_H__
#include <gst/gstobject.h>
#include <gst/gstdparam.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_DP_LININT (gst_dp_linint_get_type ())
#define GST_DP_LININT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DP_LININT,GstDParamLinInterp))
#define GST_DP_LININT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DP_LININT,GstDParamLinInterp))
#define GST_IS_DP_LININT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DP_LININT))
#define GST_IS_DP_LININT_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DP_LININT))
typedef struct _GstDParamLinInterp GstDParamLinInterp;
typedef struct _GstDParamLinInterpClass GstDParamLinInterpClass;
struct _GstDParamLinInterp {
GstDParam dparam;
};
struct _GstDParamLinInterpClass {
GstDParamClass parent_class;
/* signal callbacks */
};
GType gst_dp_linint_get_type (void);
GstDParam* gst_dp_linint_new (GType type);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_DP_LININT_H__ */