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89 lines
3 KiB
C
89 lines
3 KiB
C
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/* GStreamer Editing Services
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*
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* Copyright (C) 2012 Thibault Saunier <thibault.saunier@collabora.com>
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* Copyright (C) 2012 Volodymyr Rudyi <vladimir.rudoy@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _GES_EXTRACTABLE_
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#define _GES_EXTRACTABLE_
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#include <glib-object.h>
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#include <gio/gio.h>
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#include <ges/ges-types.h>
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#include <ges/ges-asset.h>
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G_BEGIN_DECLS
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/* GESExtractable interface declarations */
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#define GES_TYPE_EXTRACTABLE (ges_extractable_get_type ())
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#define GES_EXTRACTABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_EXTRACTABLE, GESExtractable))
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#define GES_IS_EXTRACTABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_EXTRACTABLE))
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#define GES_EXTRACTABLE_GET_INTERFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GES_TYPE_EXTRACTABLE, GESExtractableInterface))
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GType ges_extractable_get_type (void);
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/**
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* GESExtractableCheckId:
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* @type: The #GType to check @id for:
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* @id: The id to check
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* @error: An error that can be set if needed
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*
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* Returns: The ID to use for the asset or %NULL if @id is not valid
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*/
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typedef gchar* (*GESExtractableCheckId) (GType type, const gchar *id,
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GError **error);
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/**
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* GESExtractable:
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*/
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struct _GESExtractableInterface
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{
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GTypeInterface parent;
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GType asset_type;
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GESExtractableCheckId check_id;
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gboolean can_update_asset;
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void (*set_asset) (GESExtractable *self,
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GESAsset *asset);
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GParameter *(*get_parameters_from_id) (const gchar *id,
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guint *n_params);
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gchar * (*get_id) (GESExtractable *self);
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GType (*get_real_extractable_type) (GType wanted_type,
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const gchar *id);
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gboolean (*register_metas) (GESExtractableInterface *self,
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GObjectClass *class,
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GESAsset *asset);
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gpointer _ges_reserved[GES_PADDING];
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};
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GESAsset* ges_extractable_get_asset (GESExtractable *self);
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void ges_extractable_set_asset (GESExtractable *self,
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GESAsset *asset);
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gchar * ges_extractable_get_id (GESExtractable *self);
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G_END_DECLS
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#endif /* _GES_EXTRACTABLE_ */
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