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335 lines
12 KiB
C
335 lines
12 KiB
C
/* GStreamer Editing Services
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* Copyright (C) 2012 Paul Lange <palango@gmx.de>
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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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#pragma once
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#include <glib-object.h>
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#include <gst/gst.h>
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#include <ges/ges-types.h>
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#include "ges-enums.h"
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G_BEGIN_DECLS
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#define GES_TYPE_META_CONTAINER (ges_meta_container_get_type ())
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#define GES_META_CONTAINER_GET_INTERFACE (inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GES_TYPE_META_CONTAINER, GESMetaContainerInterface))
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GES_API
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G_DECLARE_INTERFACE(GESMetaContainer, ges_meta_container, GES, META_CONTAINER, GObject);
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/**
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* GES_META_FORMATTER_NAME:
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*
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* The name of a formatter, used as the #GESAsset:id for #GESFormatter
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* assets (string).
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*/
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#define GES_META_FORMATTER_NAME "name"
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/**
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* GES_META_DESCRIPTION:
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*
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* The description of the object, to be used in various contexts (string).
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*/
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#define GES_META_DESCRIPTION "description"
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/**
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* GES_META_FORMATTER_MIMETYPE:
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*
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* The mimetype used for the file produced by a #GESFormatter (string).
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*/
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#define GES_META_FORMATTER_MIMETYPE "mimetype"
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/**
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* GES_META_FORMATTER_EXTENSION:
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*
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* The file extension of files produced by a #GESFormatter (string).
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*/
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#define GES_META_FORMATTER_EXTENSION "extension"
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/**
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* GES_META_FORMATTER_VERSION:
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*
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* The version of a #GESFormatter (double).
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*/
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#define GES_META_FORMATTER_VERSION "version"
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/**
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* GES_META_FORMATTER_RANK:
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*
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* The rank of a #GESFormatter (a #GstRank).
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*/
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#define GES_META_FORMATTER_RANK "rank"
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/**
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* GES_META_VOLUME:
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*
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* The volume for a #GESTrack or a #GESLayer (float).
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*/
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#define GES_META_VOLUME "volume"
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/**
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* GES_META_VOLUME_DEFAULT:
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*
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* The default volume for a #GESTrack or a #GESLayer as a float.
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*/
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#define GES_META_VOLUME_DEFAULT 1.0
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/**
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* GES_META_FORMAT_VERSION:
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*
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* The version of the format in which a project is serialized (string).
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*/
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#define GES_META_FORMAT_VERSION "format-version"
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/**
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* GES_META_MARKER_COLOR:
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*
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* The ARGB color of a #GESMarker (an AARRGGBB hex as a uint).
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*/
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#define GES_META_MARKER_COLOR "marker-color"
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typedef struct _GESMetaContainer GESMetaContainer;
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typedef struct _GESMetaContainerInterface GESMetaContainerInterface;
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struct _GESMetaContainerInterface {
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GTypeInterface parent_iface;
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gpointer _ges_reserved[GES_PADDING];
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};
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GES_API gboolean
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ges_meta_container_set_boolean (GESMetaContainer *container,
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const gchar* meta_item,
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gboolean value);
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GES_API gboolean
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ges_meta_container_set_int (GESMetaContainer *container,
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const gchar* meta_item,
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gint value);
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GES_API gboolean
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ges_meta_container_set_uint (GESMetaContainer *container,
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const gchar* meta_item,
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guint value);
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GES_API gboolean
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ges_meta_container_set_int64 (GESMetaContainer *container,
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const gchar* meta_item,
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gint64 value);
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GES_API gboolean
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ges_meta_container_set_uint64 (GESMetaContainer *container,
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const gchar* meta_item,
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guint64 value);
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GES_API gboolean
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ges_meta_container_set_float (GESMetaContainer *container,
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const gchar* meta_item,
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gfloat value);
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GES_API gboolean
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ges_meta_container_set_double (GESMetaContainer *container,
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const gchar* meta_item,
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gdouble value);
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GES_API gboolean
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ges_meta_container_set_date (GESMetaContainer *container,
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const gchar* meta_item,
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const GDate* value);
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GES_API gboolean
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ges_meta_container_set_date_time (GESMetaContainer *container,
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const gchar* meta_item,
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const GstDateTime* value);
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GES_API gboolean
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ges_meta_container_set_string (GESMetaContainer *container,
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const gchar* meta_item,
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const gchar* value);
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GES_API gboolean
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ges_meta_container_set_meta (GESMetaContainer * container,
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const gchar* meta_item,
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const GValue *value);
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GES_API gboolean
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ges_meta_container_set_marker_list (GESMetaContainer * container,
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const gchar * meta_item,
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const GESMarkerList *list);
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GES_API gboolean
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ges_meta_container_register_static_meta (GESMetaContainer * container,
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GESMetaFlag flags,
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const gchar * meta_item,
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GType type);
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GES_API gboolean
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ges_meta_container_register_meta_boolean (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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gboolean value);
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GES_API gboolean
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ges_meta_container_register_meta_int (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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gint value);
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GES_API gboolean
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ges_meta_container_register_meta_uint (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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guint value);
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GES_API gboolean
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ges_meta_container_register_meta_int64 (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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gint64 value);
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GES_API gboolean
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ges_meta_container_register_meta_uint64 (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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guint64 value);
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GES_API gboolean
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ges_meta_container_register_meta_float (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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gfloat value);
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GES_API gboolean
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ges_meta_container_register_meta_double (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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gdouble value);
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GES_API gboolean
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ges_meta_container_register_meta_date (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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const GDate* value);
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GES_API gboolean
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ges_meta_container_register_meta_date_time (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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const GstDateTime* value);
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GES_API gboolean
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ges_meta_container_register_meta_string (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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const gchar* value);
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GES_API gboolean
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ges_meta_container_register_meta (GESMetaContainer *container,
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GESMetaFlag flags,
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const gchar* meta_item,
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const GValue * value);
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GES_API gboolean
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ges_meta_container_check_meta_registered (GESMetaContainer *container,
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const gchar * meta_item,
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GESMetaFlag * flags,
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GType * type);
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GES_API gboolean
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ges_meta_container_get_boolean (GESMetaContainer *container,
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const gchar* meta_item,
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gboolean* dest);
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GES_API gboolean
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ges_meta_container_get_int (GESMetaContainer *container,
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const gchar* meta_item,
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gint* dest);
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GES_API gboolean
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ges_meta_container_get_uint (GESMetaContainer *container,
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const gchar* meta_item,
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guint* dest);
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GES_API gboolean
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ges_meta_container_get_int64 (GESMetaContainer *container,
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const gchar* meta_item,
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gint64* dest);
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GES_API gboolean
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ges_meta_container_get_uint64 (GESMetaContainer *container,
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const gchar* meta_item,
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guint64* dest);
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GES_API gboolean
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ges_meta_container_get_float (GESMetaContainer *container,
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const gchar* meta_item,
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gfloat* dest);
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GES_API gboolean
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ges_meta_container_get_double (GESMetaContainer *container,
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const gchar* meta_item,
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gdouble* dest);
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GES_API gboolean
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ges_meta_container_get_date (GESMetaContainer *container,
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const gchar* meta_item,
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GDate** dest);
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GES_API gboolean
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ges_meta_container_get_date_time (GESMetaContainer *container,
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const gchar* meta_item,
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GstDateTime** dest);
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GES_API const gchar *
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ges_meta_container_get_string (GESMetaContainer * container,
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const gchar * meta_item);
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GES_API GESMarkerList *
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ges_meta_container_get_marker_list (GESMetaContainer * container,
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const gchar * key);
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GES_API const GValue *
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ges_meta_container_get_meta (GESMetaContainer * container,
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const gchar * key);
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/**
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* GESMetaForeachFunc:
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* @container: A #GESMetaContainer
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* @key: The key for one of @container's fields
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* @value: The set value under @key
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* @user_data: User data
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*
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* A method to be called on all of a meta container's fields.
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*/
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typedef void
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(*GESMetaForeachFunc) (const GESMetaContainer *container,
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const gchar *key,
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const GValue *value,
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gpointer user_data);
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GES_API void
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ges_meta_container_foreach (GESMetaContainer *container,
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GESMetaForeachFunc func,
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gpointer user_data);
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GES_API gchar *
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ges_meta_container_metas_to_string (GESMetaContainer *container);
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GES_API gboolean
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ges_meta_container_add_metas_from_string (GESMetaContainer *container,
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const gchar *str);
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G_END_DECLS
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