| /* 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]; |
| }; |
| |
| GType gst_preset_get_type(void); |
| |
| gchar** gst_preset_get_preset_names (GstPreset *preset) G_GNUC_MALLOC; |
| |
| gchar** gst_preset_get_property_names (GstPreset *preset) G_GNUC_MALLOC; |
| |
| gboolean gst_preset_load_preset (GstPreset *preset, const gchar *name); |
| gboolean gst_preset_save_preset (GstPreset *preset, const gchar *name); |
| gboolean gst_preset_rename_preset (GstPreset *preset, const gchar *old_name, |
| const gchar *new_name); |
| gboolean gst_preset_delete_preset (GstPreset *preset, const gchar *name); |
| |
| gboolean gst_preset_set_meta (GstPreset *preset, const gchar *name, |
| const gchar *tag, const gchar *value); |
| gboolean gst_preset_get_meta (GstPreset *preset, const gchar *name, |
| const gchar *tag, gchar **value); |
| |
| gboolean gst_preset_set_app_dir (const gchar *app_dir); |
| const gchar *gst_preset_get_app_dir (void); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_PRESET_H__ */ |