gstreamer/gst/gstpreset.h
Tim-Philipp Müller 8983cce9f6 gst: GST_EXPORT -> GST_API
We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.
2018-03-13 00:45:35 +00:00

119 lines
4.2 KiB
C

/* GStreamer
* Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
*
* gstpreset.h: helper interface header for element presets
*
* 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_PRESET_H__
#define __GST_PRESET_H__
#include <glib-object.h>
#include <gst/gstconfig.h>
G_BEGIN_DECLS
#define GST_TYPE_PRESET (gst_preset_get_type())
#define GST_PRESET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PRESET, GstPreset))
#define GST_IS_PRESET(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PRESET))
#define GST_PRESET_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_PRESET, GstPresetInterface))
/**
* GstPreset:
*
* Opaque #GstPreset data structure.
*/
typedef struct _GstPreset GstPreset; /* dummy object */
typedef struct _GstPresetInterface GstPresetInterface;
/**
* GstPresetInterface:
* @parent: parent interface type.
* @get_preset_names: virtual method to get list of presets
* @get_property_names: virtual methods to get properties that are persistent
* @load_preset: virtual methods to load a preset into properties
* @save_preset: virtual methods to save properties into a preset
* @rename_preset: virtual methods to rename a preset
* @delete_preset: virtual methods to remove a preset
* @set_meta: virtual methods to set textual meta data to a preset
* @get_meta: virtual methods to get textual meta data from a preset
*
* #GstPreset interface.
*/
struct _GstPresetInterface
{
GTypeInterface parent;
/* methods */
gchar** (*get_preset_names) (GstPreset *preset);
gchar** (*get_property_names) (GstPreset *preset);
gboolean (*load_preset) (GstPreset *preset, const gchar *name);
gboolean (*save_preset) (GstPreset *preset, const gchar *name);
gboolean (*rename_preset) (GstPreset *preset, const gchar *old_name,
const gchar *new_name);
gboolean (*delete_preset) (GstPreset *preset, const gchar *name);
gboolean (*set_meta) (GstPreset *preset, const gchar *name,
const gchar *tag, const gchar *value);
gboolean (*get_meta) (GstPreset *preset, const gchar *name,
const gchar *tag, gchar **value);
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_API
GType gst_preset_get_type (void);
GST_API
gchar** gst_preset_get_preset_names (GstPreset *preset) G_GNUC_MALLOC;
GST_API
gchar** gst_preset_get_property_names (GstPreset *preset) G_GNUC_MALLOC;
GST_API
gboolean gst_preset_load_preset (GstPreset *preset, const gchar *name);
GST_API
gboolean gst_preset_save_preset (GstPreset *preset, const gchar *name);
GST_API
gboolean gst_preset_rename_preset (GstPreset *preset, const gchar *old_name,
const gchar *new_name);
GST_API
gboolean gst_preset_delete_preset (GstPreset *preset, const gchar *name);
GST_API
gboolean gst_preset_set_meta (GstPreset *preset, const gchar *name,
const gchar *tag, const gchar *value);
GST_API
gboolean gst_preset_get_meta (GstPreset *preset, const gchar *name,
const gchar *tag, gchar **value);
GST_API
gboolean gst_preset_set_app_dir (const gchar *app_dir);
GST_API
const gchar *gst_preset_get_app_dir (void);
GST_API
gboolean gst_preset_is_editable (GstPreset *preset);
G_END_DECLS
#endif /* __GST_PRESET_H__ */