/usr/include/gstreamer-1.0/gst/controller/gstinterpolationcontrolsource.h is in libgstreamer1.0-dev 1.14.0-1.
This file is owned by root:root, with mode 0o644.
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*
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* gstinterpolationcontrolsource.h: Control source that provides several
* interpolation methods
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_INTERPOLATION_CONTROL_SOURCE_H__
#define __GST_INTERPOLATION_CONTROL_SOURCE_H__
#include <glib-object.h>
#include <gst/gst.h>
#include <gst/controller/gsttimedvaluecontrolsource.h>
#include <gst/controller/controller-enumtypes.h>
G_BEGIN_DECLS
#define GST_TYPE_INTERPOLATION_CONTROL_SOURCE \
(gst_interpolation_control_source_get_type ())
#define GST_INTERPOLATION_CONTROL_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_INTERPOLATION_CONTROL_SOURCE, GstInterpolationControlSource))
#define GST_INTERPOLATION_CONTROL_SOURCE_CLASS(vtable) \
(G_TYPE_CHECK_CLASS_CAST ((vtable), GST_TYPE_INTERPOLATION_CONTROL_SOURCE, GstInterpolationControlSourceClass))
#define GST_IS_INTERPOLATION_CONTROL_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_INTERPOLATION_CONTROL_SOURCE))
#define GST_IS_INTERPOLATION_CONTROL_SOURCE_CLASS(vtable) \
(G_TYPE_CHECK_CLASS_TYPE ((vtable), GST_TYPE_INTERPOLATION_CONTROL_SOURCE))
#define GST_INTERPOLATION_CONTROL_SOURCE_GET_CLASS(inst) \
(G_TYPE_INSTANCE_GET_CLASS ((inst), GST_TYPE_INTERPOLATION_CONTROL_SOURCE, GstInterpolationControlSourceClass))
typedef struct _GstInterpolationControlSource GstInterpolationControlSource;
typedef struct _GstInterpolationControlSourceClass GstInterpolationControlSourceClass;
typedef struct _GstInterpolationControlSourcePrivate GstInterpolationControlSourcePrivate;
/**
* GstInterpolationMode:
* @GST_INTERPOLATION_MODE_NONE: steps-like interpolation, default
* @GST_INTERPOLATION_MODE_LINEAR: linear interpolation
* @GST_INTERPOLATION_MODE_CUBIC: cubic interpolation (natural), may overshoot
* the min or max values set by the control point, but is more 'curvy'
* @GST_INTERPOLATION_MODE_CUBIC_MONOTONIC: monotonic cubic interpolation, will not
* produce any values outside of the min-max range set by the control points
* (Since 1.8)
*
* The various interpolation modes available.
*/
typedef enum
{
GST_INTERPOLATION_MODE_NONE,
GST_INTERPOLATION_MODE_LINEAR,
GST_INTERPOLATION_MODE_CUBIC,
GST_INTERPOLATION_MODE_CUBIC_MONOTONIC,
} GstInterpolationMode;
/**
* GstInterpolationControlSource:
*
* The instance structure of #GstControlSource.
*/
struct _GstInterpolationControlSource {
GstTimedValueControlSource parent;
/*< private >*/
GstInterpolationControlSourcePrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
struct _GstInterpolationControlSourceClass {
GstTimedValueControlSourceClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_CONTROLLER_API
GType gst_interpolation_control_source_get_type (void);
/* Functions */
GST_CONTROLLER_API
GstControlSource * gst_interpolation_control_source_new (void);
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstInterpolationControlSource, gst_object_unref)
#endif
G_END_DECLS
#endif /* __GST_INTERPOLATION_CONTROL_SOURCE_H__ */
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