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134 lines
4.4 KiB
C
134 lines
4.4 KiB
C
/* 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_ASSET_
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#define _GES_ASSET_
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#include <glib-object.h>
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#include <ges/ges-extractable.h>
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#include <ges/ges-types.h>
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#include <ges/ges-enums.h>
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#include <gio/gio.h>
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GES_TYPE_ASSET ges_asset_get_type()
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#define GES_ASSET(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_ASSET, GESAsset))
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#define GES_ASSET_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_ASSET, GESAssetClass))
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#define GES_IS_ASSET(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_ASSET))
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#define GES_IS_ASSET_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_ASSET))
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#define GES_ASSET_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_ASSET, GESAssetClass))
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typedef enum
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{
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GES_ASSET_LOADING_ERROR,
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GES_ASSET_LOADING_ASYNC,
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GES_ASSET_LOADING_OK
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} GESAssetLoadingReturn;
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typedef struct _GESAssetPrivate GESAssetPrivate;
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GES_API
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GType ges_asset_get_type (void);
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struct _GESAsset
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{
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GObject parent;
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/* <private> */
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GESAssetPrivate *priv;
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING];
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};
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struct _GESAssetClass
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{
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GObjectClass parent;
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GESAssetLoadingReturn (*start_loading) (GESAsset *self,
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GError **error);
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GESExtractable* (*extract) (GESAsset *self,
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GError **error);
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/* Let subclasses know that we proxied an asset */
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void (*inform_proxy) (GESAsset *self,
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const gchar *proxy_id);
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void (*proxied) (GESAsset *self,
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GESAsset *proxy);
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/* Ask subclasses for a new ID for @self when the asset failed loading
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* This function returns %FALSE when the ID could be updated or %TRUE
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* otherwize */
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gboolean (*request_id_update) (GESAsset *self,
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gchar **proposed_new_id,
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GError *error) ;
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gpointer _ges_reserved[GES_PADDING];
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};
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GES_API
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GType ges_asset_get_extractable_type (GESAsset * self);
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GES_API
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void ges_asset_request_async (GType extractable_type,
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const gchar * id,
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GCancellable *cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data);
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GES_API
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GESAsset * ges_asset_request (GType extractable_type,
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const gchar * id,
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GError **error);
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GES_API
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const gchar * ges_asset_get_id (GESAsset* self);
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GES_API
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GESAsset * ges_asset_request_finish (GAsyncResult *res,
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GError **error);
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GES_API
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GError * ges_asset_get_error (GESAsset * self);
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GES_API
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GESExtractable * ges_asset_extract (GESAsset * self,
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GError **error);
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GES_API
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GList * ges_list_assets (GType filter);
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GES_API
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gboolean ges_asset_set_proxy (GESAsset *asset, GESAsset *proxy);
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GES_API
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gboolean ges_asset_unproxy (GESAsset *asset, GESAsset * proxy);
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GES_API
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GList * ges_asset_list_proxies (GESAsset *asset);
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GES_API
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GESAsset * ges_asset_get_proxy_target(GESAsset *proxy);
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GES_API
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GESAsset * ges_asset_get_proxy (GESAsset *asset);
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GES_API
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gboolean ges_asset_needs_reload (GType extractable_type,
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const gchar * id);
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G_END_DECLS
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#endif /* _GES_ASSET */
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