gstreamer/gst/gstparamspecs.h
Stefan Kost 4a638e29d9 Add GST_PARAM_CONTROLLABLE and GST_PARAM_USER_SHIFT. Move paramspec docs to own section.
Original commit message from CVS:
* docs/gst/gstreamer-docs.sgml:
* docs/gst/gstreamer-sections.txt:
* gst/gstparamspecs.c:
* gst/gstparamspecs.h:
Add GST_PARAM_CONTROLLABLE and GST_PARAM_USER_SHIFT. Move paramspec
docs to own section.
* gst/gstvalue.c:
This now only documents GValue.
* docs/libs/gstreamer-libs-sections.txt:
* libs/gst/controller/gstcontroller.h:
Remove GST_PARAM_CONTROLLABLE.
2008-04-15 06:16:33 +00:00

96 lines
2.9 KiB
C

/* GStreamer - GParamSpecs for for some of our types
* Copyright (C) 2007 Tim-Philipp Müller <tim centricular net>
*
* 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_PARAMSPECS_H__
#define __GST_PARAMSPECS_H__
#include <gst/gstvalue.h>
G_BEGIN_DECLS
/* --- paramspec flags */
/**
* GST_PARAM_CONTROLLABLE:
*
* Use this flag on GObject properties to signal they can make sense to be.
* controlled over time. This hint is used by the GstController.
*/
#define GST_PARAM_CONTROLLABLE (1 << (G_PARAM_USER_SHIFT + 1))
/**
* GST_PARAM_USER_SHIFT:
*
* Bits based on GST_PARAM_USER_SHIFT can be used by 3rd party applications.
*/
#define GST_PARAM_USER_SHIFT (1 << (G_PARAM_USER_SHIFT + 8))
/* --- type macros --- */
#define GST_TYPE_PARAM_FRACTION (gst_param_spec_fraction_get_type ())
#define GST_IS_PARAM_SPEC_FRACTION(pspec) (G_TYPE_CHECK_INSTANCE_TYPE ((pspec), GST_TYPE_PARAM_FRACTION))
#define GST_PARAM_SPEC_FRACTION(pspec) (G_TYPE_CHECK_INSTANCE_CAST ((pspec), GST_TYPE_PARAM_FRACTION, GstParamSpecFraction))
/* --- get_type functions --- */
GType gst_param_spec_fraction_get_type (void);
/* --- typedefs & structures --- */
typedef struct _GstParamSpecFraction GstParamSpecFraction;
/**
* GstParamSpecFraction:
* @parent_instance: super class
* @min_num: minimal numerator
* @min_den: minimal denominator
* @max_num: maximal numerator
* @max_den: maximal denominator
* @def_num: default numerator
* @def_den: default denominator
*
* A GParamSpec derived structure that contains the meta data for fractional
* properties.
*/
struct _GstParamSpecFraction {
GParamSpec parent_instance;
gint min_num, min_den;
gint max_num, max_den;
gint def_num, def_den;
};
/* --- GParamSpec prototypes --- */
GParamSpec * gst_param_spec_fraction (const gchar * name,
const gchar * nick,
const gchar * blurb,
gint min_num, gint min_denom,
gint max_num, gint max_denom,
gint default_num, gint default_denom,
GParamFlags flags);
G_END_DECLS
#endif /* __GST_PARAMSPECS_H__ */