#include "ges-meta-container.h"
/**
-* SECTION: ges-metadata-container
-* @short_description: An interface for storing metadata
+* SECTION: ges-meta-container
+* @short_description: An interface for storing meta
*
-* Interface that allows reading and writing metadata
+* Interface that allows reading and writing meta
*/
-static GQuark ges_taglist_key;
+static GQuark ges_meta_key;
-typedef struct
+G_DEFINE_INTERFACE_WITH_CODE (GESMetaContainer, ges_meta_container,
+ G_TYPE_OBJECT, ges_meta_key =
+ g_quark_from_static_string ("ges-meta-container-data"););
+
+enum
{
- GstTagMergeMode mode;
- GstTagList *list;
- GMutex lock;
-} GESMetadata;
+ NOTIFY_SIGNAL,
+ LAST_SIGNAL
+};
-#define GES_METADATA_LOCK(data) g_mutex_lock(&data->lock)
-#define GES_METADATA_UNLOCK(data) g_mutex_unlock(&data->lock)
+static guint _signals[LAST_SIGNAL] = { 0 };
-G_DEFINE_INTERFACE_WITH_CODE (GESMetadataContainer, ges_meta_container,
- G_TYPE_OBJECT, ges_taglist_key =
- g_quark_from_static_string ("ges-metadata-container-data"););
+typedef struct RegisteredMeta
+{
+ GType item_type;
+ GESMetaFlag flags;
+} RegisteredMeta;
+
+typedef struct ContainerData
+{
+ GstStructure *structure;
+ GHashTable *static_items;
+} ContainerData;
static void
-ges_meta_container_default_init (GESMetadataContainerInterface * iface)
+ges_meta_container_default_init (GESMetaContainerInterface * iface)
{
+ /**
+ * GESMetaContainer::notify:
+ * @container: a #GESMetaContainer
+ * @prop: the key of the value that changed
+ * @value: the #GValue containing the new value
+ *
+ * The notify signal is used to be notify of changes of values
+ * of some metadatas
+ */
+ _signals[NOTIFY_SIGNAL] =
+ g_signal_new ("notify-meta", G_TYPE_FROM_INTERFACE (iface),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_NO_RECURSE | G_SIGNAL_DETAILED |
+ G_SIGNAL_NO_HOOKS, 0, NULL, NULL, g_cclosure_marshal_generic,
+ G_TYPE_NONE, 2, G_TYPE_STRING, G_TYPE_VALUE);
}
static void
-ges_metadata_free (gpointer p)
+_free_meta_container_data (ContainerData * data)
{
- GESMetadata *data = (GESMetadata *) p;
+ gst_structure_free (data->structure);
+ g_hash_table_unref (data->static_items);
- if (data->list)
- gst_tag_list_unref (data->list);
+ g_slice_free (ContainerData, data);
+}
- g_mutex_clear (&data->lock);
+static void
+_free_static_item (RegisteredMeta * item)
+{
+ g_slice_free (RegisteredMeta, item);
+}
- g_slice_free (GESMetadata, data);
+static ContainerData *
+_create_container_data (GESMetaContainer * container)
+{
+ ContainerData *data = g_slice_new (ContainerData);
+ data->structure = gst_structure_new_empty ("metadatas");
+ data->static_items = g_hash_table_new_full (g_str_hash, g_str_equal,
+ g_free, (GDestroyNotify) (GDestroyNotify) _free_static_item);
+ g_object_set_qdata_full (G_OBJECT (container), ges_meta_key, data,
+ (GDestroyNotify) _free_meta_container_data);
+
+ return data;
}
-static GESMetadata *
-ges_meta_container_get_data (GESMetadataContainer * container)
+static GstStructure *
+_meta_container_get_structure (GESMetaContainer * container)
{
- GESMetadata *data;
+ ContainerData *data;
- data = g_object_get_qdata (G_OBJECT (container), ges_taglist_key);
- if (!data) {
- /* make sure no other thread is creating a GstTagData at the same time */
- static GMutex create_mutex; /* no initialisation required */
- g_mutex_lock (&create_mutex);
-
- data = g_object_get_qdata (G_OBJECT (container), ges_taglist_key);
- if (!data) {
- data = g_slice_new (GESMetadata);
- g_mutex_init (&data->lock);
- data->list = gst_tag_list_new_empty ();
- data->mode = GST_TAG_MERGE_KEEP;
- g_object_set_qdata_full (G_OBJECT (container), ges_taglist_key, data,
- ges_metadata_free);
- }
-
- g_mutex_unlock (&create_mutex);
- }
+ data = g_object_get_qdata (G_OBJECT (container), ges_meta_key);
+ if (!data)
+ data = _create_container_data (container);
- return data;
+ return data->structure;
}
typedef struct
{
- GESMetadataForeachFunc func;
- const GESMetadataContainer *container;
+ GESMetaForeachFunc func;
+ const GESMetaContainer *container;
gpointer data;
} MetadataForeachData;
static void
-tag_list_foreach (const GstTagList * taglist, const gchar * tag,
+structure_foreach_wrapper (GQuark field_id, const GValue * value,
gpointer user_data)
{
MetadataForeachData *data = (MetadataForeachData *) user_data;
- GValue value = { 0, };
+ data->func (data->container, g_quark_to_string (field_id), value, data->data);
+}
- if (!gst_tag_list_copy_value (&value, taglist, tag))
- return;
+static gboolean
+_append_foreach (GQuark field_id, const GValue * value, GESMetaContainer * self)
+{
+ ges_meta_container_set_meta (self, g_quark_to_string (field_id), value);
- data->func (data->container, tag, &value, data->data);
+ return TRUE;
}
/**
- * ges_metadata_container_foreach:
+ * ges_meta_container_foreach:
* @container: container to iterate over
- * @func: (scope call): function to be called for each tag
+ * @func: (scope call): function to be called for each metadata
* @user_data: (closure): user specified data
*
- * Calls the given function for each tag inside the metadata container. Note
- * that if there is no tag, the function won't be called at all.
+ * Calls the given function for each metadata inside the meta container. Note
+ * that if there is no metadata, the function won't be called at all.
*/
void
-ges_metadata_container_foreach (GESMetadataContainer * container,
- GESMetadataForeachFunc func, gpointer user_data)
+ges_meta_container_foreach (GESMetaContainer * container,
+ GESMetaForeachFunc func, gpointer user_data)
{
- GESMetadata *data;
+ GstStructure *structure;
MetadataForeachData foreach_data;
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
+ g_return_if_fail (GES_IS_META_CONTAINER (container));
g_return_if_fail (func != NULL);
- data = ges_meta_container_get_data (container);
+ structure = _meta_container_get_structure (container);
foreach_data.func = func;
foreach_data.container = container;
foreach_data.data = user_data;
- gst_tag_list_foreach (data->list, (GstTagForeachFunc) tag_list_foreach,
- &foreach_data);
+ gst_structure_foreach (structure,
+ (GstStructureForeachFunc) structure_foreach_wrapper, &foreach_data);
}
-/**
- * ges_meta_container_set_boolean:
- * @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
- */
-void
-ges_meta_container_set_boolean (GESMetadataContainer * container,
- const gchar * metadata_item, gboolean value)
+/* _can_write_value should have been checked before calling */
+static gboolean
+_register_meta (GESMetaContainer * container, GESMetaFlag flags,
+ const gchar * meta_item, GType type)
{
- GESMetadata *data;
+ ContainerData *data;
+ RegisteredMeta *static_item;
+
+ data = g_object_get_qdata (G_OBJECT (container), ges_meta_key);
+ if (!data)
+ data = _create_container_data (container);
+ else if (g_hash_table_lookup (data->static_items, meta_item)) {
+ GST_WARNING_OBJECT (container, "Static meta %s already registered",
+ meta_item);
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+ return FALSE;
+ }
- data = ges_meta_container_get_data (container);
+ static_item = g_slice_new0 (RegisteredMeta);
+ static_item->item_type = type;
+ static_item->flags = flags;
+ g_hash_table_insert (data->static_items, g_strdup (meta_item), static_item);
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_BOOLEAN);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
+ return TRUE;
}
-/**
- * ges_meta_container_set_int:
- * @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
- */
-void
-ges_meta_container_set_int (GESMetadataContainer * container,
- const gchar * metadata_item, gint value)
+static gboolean
+_set_value (GESMetaContainer * container, const gchar * meta_item,
+ const GValue * value)
{
- GESMetadata *data;
+ GstStructure *structure;
+ gchar *val = gst_value_serialize (value);
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+ if (val == NULL) {
+ GST_WARNING_OBJECT (container, "Could not set value on item: %s",
+ meta_item);
- data = ges_meta_container_get_data (container);
+ g_free (val);
+ return FALSE;
+ }
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_INT);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
+ structure = _meta_container_get_structure (container);
+
+ GST_DEBUG_OBJECT (container, "Setting meta_item %s value: %s::%s",
+ meta_item, G_VALUE_TYPE_NAME (value), val);
+
+ gst_structure_set_value (structure, meta_item, value);
+ g_signal_emit (container, _signals[NOTIFY_SIGNAL], 0, meta_item, value);
+
+ g_free (val);
+ return TRUE;
}
-/**
- * ges_meta_container_set_uint:
- * @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
- */
-void
-ges_meta_container_set_uint (GESMetadataContainer * container,
- const gchar * metadata_item, guint value)
+static gboolean
+_can_write_value (GESMetaContainer * container, const gchar * item_name,
+ GType type)
{
- GESMetadata *data;
+ ContainerData *data;
+ RegisteredMeta *static_item = NULL;
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+ data = g_object_get_qdata (G_OBJECT (container), ges_meta_key);
+ if (!data) {
+ data = _create_container_data (container);
+ return TRUE;
+ }
+
+ static_item = g_hash_table_lookup (data->static_items, item_name);
+
+ if (static_item == NULL)
+ return TRUE;
- data = ges_meta_container_get_data (container);
+ if ((static_item->flags & GES_META_WRITABLE) == FALSE) {
+ GST_WARNING_OBJECT (container, "Can not write %s", item_name);
+ return FALSE;
+ }
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_UINT);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
+ if (static_item->item_type != type) {
+ GST_WARNING_OBJECT (container, "Can not set value of type %s on %s "
+ "its type is: %s", g_type_name (static_item->item_type), item_name,
+ g_type_name (type));
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+#define CREATE_SETTER(name, value_ctype, value_gtype, setter_name) \
+gboolean \
+ges_meta_container_set_ ## name (GESMetaContainer *container, \
+ const gchar *meta_item, value_ctype value) \
+{ \
+ GValue gval = { 0 }; \
+ \
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE); \
+ g_return_val_if_fail (meta_item != NULL, FALSE); \
+ \
+ if (_can_write_value (container, meta_item, value_gtype) == FALSE) \
+ return FALSE; \
+ \
+ g_value_init (&gval, value_gtype); \
+ g_value_set_ ##setter_name (&gval, value); \
+ \
+ return _set_value (container, meta_item, &gval); \
}
/**
- * ges_meta_container_set_int64:
+ * ges_meta_container_set_boolean:
* @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
*/
-void
-ges_meta_container_set_int64 (GESMetadataContainer * container,
- const gchar * metadata_item, gint64 value)
-{
- GESMetadata *data;
+CREATE_SETTER (boolean, gboolean, G_TYPE_BOOLEAN, boolean)
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+/**
+ * ges_meta_container_set_int:
+ * @container: Target container
+ * @meta_item: Name of the meta item to set
+ * @value: Value to set
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
+ */
+ CREATE_SETTER (int, gint, G_TYPE_INT, int)
- data = ges_meta_container_get_data (container);
+/**
+ * ges_meta_container_set_uint:
+ * @container: Target container
+ * @meta_item: Name of the meta item to set
+ * @value: Value to set
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
+ */
+ CREATE_SETTER (uint, guint, G_TYPE_UINT, uint)
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_INT64);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
-}
+/**
+ * ges_meta_container_set_int64:
+ * @container: Target container
+ * @meta_item: Name of the meta item to set
+ * @value: Value to set
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
+ */
+ CREATE_SETTER (int64, gint64, G_TYPE_INT64, int64)
/**
* ges_meta_container_set_uint64:
* @container: Target container
- * @metadata_item: Name of the metadata item to set
+ * @meta_item: Name of the meta item to set
* @value: Value to set
- * Sets the value of a given metadata item
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
*/
-void
-ges_meta_container_set_uint64 (GESMetadataContainer * container,
- const gchar * metadata_item, guint64 value)
-{
- GESMetadata *data;
-
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
-
- data = ges_meta_container_get_data (container);
-
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_UINT64);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
-}
+ CREATE_SETTER (uint64, guint64, G_TYPE_UINT64, uint64)
/**
* ges_meta_container_set_float:
* @container: Target container
- * @metadata_item: Name of the metadata item to set
+ * @meta_item: Name of the meta item to set
* @value: Value to set
- * Sets the value of a given metadata item
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
*/
-void
-ges_meta_container_set_float (GESMetadataContainer * container,
- const gchar * metadata_item, gfloat value)
-{
- GESMetadata *data;
-
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
-
- data = ges_meta_container_get_data (container);
-
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_FLOAT);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
-}
+ CREATE_SETTER (float, float, G_TYPE_FLOAT, float)
/**
* ges_meta_container_set_double:
* @container: Target container
- * @metadata_item: Name of the metadata item to set
+ * @meta_item: Name of the meta item to set
* @value: Value to set
- * Sets the value of a given metadata item
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
*/
-void
-ges_meta_container_set_double (GESMetadataContainer * container,
- const gchar * metadata_item, gdouble value)
-{
- GESMetadata *data;
+CREATE_SETTER (double, double, G_TYPE_DOUBLE, double)
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+/**
+ * ges_meta_container_set_date:
+ * @container: Target container
+ * @meta_item: Name of the meta item to set
+ * @value: Value to set
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
+ */
+CREATE_SETTER (date, const GDate *, G_TYPE_DATE, boxed)
- data = ges_meta_container_get_data (container);
+/**
+ * ges_meta_container_set_date_time:
+ * @container: Target container
+ * @meta_item: Name of the meta item to set
+ * @value: Value to set
+ *
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
+ */
+CREATE_SETTER (date_time, const GstDateTime *, GST_TYPE_DATE_TIME, boxed)
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_DOUBLE);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
-}
+/**
+* ges_meta_container_set_string:
+* @container: Target container
+* @meta_item: Name of the meta item to set
+* @value: Value to set
+*
+* Sets the value of a given meta item
+*
+* Return: %TRUE if the meta could be added, %FALSE otherwize
+*/
+CREATE_SETTER (string, const gchar *, G_TYPE_STRING, string)
/**
- * ges_meta_container_set_date:
+ * ges_meta_container_set_meta:
* @container: Target container
- * @metadata_item: Name of the metadata item to set
+ * @meta_item: Name of the meta item to set
* @value: Value to set
- * Sets the value of a given metadata item
+ * Sets the value of a given meta item
+ *
+ * Return: %TRUE if the meta could be added, %FALSE otherwize
*/
-void
-ges_meta_container_set_date (GESMetadataContainer * container,
- const gchar * metadata_item, const GDate * value)
+ gboolean
+ges_meta_container_set_meta (GESMetaContainer * container,
+ const gchar * meta_item, const GValue * value)
{
- GESMetadata *data;
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (meta_item != NULL, FALSE);
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+ if (_can_write_value (container, meta_item, G_VALUE_TYPE (value)) == FALSE)
+ return FALSE;
- data = ges_meta_container_get_data (container);
+ _set_value (container, meta_item, value);
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_DATE);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
+ return TRUE;
}
/**
- * ges_meta_container_set_date_time:
- * @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
+ * ges_meta_container_metas_to_string:
+ * @container: a #GESMetaContainer
+ *
+ * Serializes a meta container to a string.
+ *
+ * Returns: a newly-allocated string, or NULL in case of an error. The
+ * string must be freed with g_free() when no longer needed.
*/
-void
-ges_meta_container_set_date_time (GESMetadataContainer * container,
- const gchar * metadata_item, const GstDateTime * value)
+gchar *
+ges_meta_container_metas_to_string (GESMetaContainer * container)
{
- GESMetadata *data;
+ GstStructure *structure;
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), NULL);
- data = ges_meta_container_get_data (container);
+ structure = _meta_container_get_structure (container);
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, GST_TYPE_DATE_TIME);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
+ return gst_structure_to_string (structure);
}
/**
- * ges_meta_container_set_string:
- * @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
+ * ges_meta_container_add_metas_from_string:
+ * @str: a string created with ges_meta_container_metas_to_string()
+ *
+ * Deserializes a meta container.
+ *
+ * Returns: (transfer full): a new #GESMetaContainer, or NULL in case of an
+ * error.
*/
-void
-ges_meta_container_set_string (GESMetadataContainer * container,
- const gchar * metadata_item, const gchar * value)
+gboolean
+ges_meta_container_add_metas_from_string (GESMetaContainer * container,
+ const gchar * str)
{
- GESMetadata *data;
+ GstStructure *n_structure;
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
- data = ges_meta_container_get_data (container);
+ n_structure = gst_structure_from_string (str, NULL);
+ if (n_structure == NULL) {
+ GST_WARNING_OBJECT (container, "Could not add metas: %s", str);
+ return FALSE;
+ }
+
+ gst_structure_foreach (n_structure, (GstStructureForeachFunc) _append_foreach,
+ container);
+
+ return TRUE;
+}
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_STRING);
- gst_tag_list_add (data->list, data->mode, metadata_item, value, NULL);
- GES_METADATA_UNLOCK (data);
+#define CREATE_REGISTER_STATIC(name, value_ctype, value_gtype, setter_name) \
+gboolean \
+ges_meta_container_register_meta_ ## name (GESMetaContainer *container,\
+ GESMetaFlag flags, const gchar *meta_item, value_ctype value) \
+{ \
+ GValue gval = { 0 }; \
+ \
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE); \
+ g_return_val_if_fail (meta_item != NULL, FALSE); \
+ \
+ if (!_register_meta (container, flags, meta_item, value_gtype)) \
+ return FALSE; \
+ \
+ g_value_init (&gval, value_gtype); \
+ g_value_set_ ##setter_name (&gval, value); \
+ \
+ return _set_value (container, meta_item, &gval); \
}
/**
- * ges_meta_container_set_value:
+ * register_meta_:
* @container: Target container
- * @metadata_item: Name of the metadata item to set
- * @value: Value to set
- * Sets the value of a given metadata item
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
*/
-void
-ges_meta_container_set_meta (GESMetadataContainer * container,
- const gchar * metadata_item, const GValue * value)
-{
- GESMetadata *data;
+CREATE_REGISTER_STATIC (boolean, gboolean, G_TYPE_BOOLEAN, boolean)
- g_return_if_fail (GES_IS_METADATA_CONTAINER (container));
- g_return_if_fail (metadata_item != NULL);
+/**
+ * ges_meta_container_register_meta_int:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+ */
+ CREATE_REGISTER_STATIC (int, gint, G_TYPE_INT, int)
- data = ges_meta_container_get_data (container);
+/**
+ * ges_meta_container_register_meta_uint:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+ */
+ CREATE_REGISTER_STATIC (uint, guint, G_TYPE_UINT, uint)
- GES_METADATA_LOCK (data);
- ges_metadata_register (metadata_item, G_TYPE_STRING);
- gst_tag_list_add_value (data->list, data->mode, metadata_item, value);
- GES_METADATA_UNLOCK (data);
-}
+/**
+ * ges_meta_container_register_meta_int64:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+ */
+ CREATE_REGISTER_STATIC (int64, gint64, G_TYPE_INT64, int64)
/**
- * ges_metadata_container_to_string:
- * @container: a #GESMetadataContainer
+ * ges_meta_container_register_meta_uint64:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
*
- * Serializes a metadata container to a string.
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
*
- * Returns: a newly-allocated string, or NULL in case of an error. The
- * string must be freed with g_free() when no longer needed.
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
*/
-gchar *
-ges_metadata_container_to_string (GESMetadataContainer * container)
-{
- GESMetadata *data;
+ CREATE_REGISTER_STATIC (uint64, guint64, G_TYPE_UINT64, uint64)
- g_return_val_if_fail (GES_IS_METADATA_CONTAINER (container), NULL);
+/**
+ * ges_meta_container_register_meta_float:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+*/
+ CREATE_REGISTER_STATIC (float, float, G_TYPE_FLOAT, float)
- data = ges_meta_container_get_data (container);
+/**
+ * ges_meta_container_register_meta_double:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+ */
+CREATE_REGISTER_STATIC (double, double, G_TYPE_DOUBLE, double)
- return gst_tag_list_to_string (data->list);
-}
+/**
+ * ges_meta_container_register_meta_date:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+ */
+CREATE_REGISTER_STATIC (date, const GDate *, G_TYPE_DATE, boxed)
/**
- * ges_metadata_container_new_from_string:
- * @str: a string created with ges_metadata_container_to_string()
+ * ges_meta_container_register_meta_date_time:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
*
- * Deserializes a metadata container.
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
*
- * Returns: (transfer full): a new #GESMetadataContainer, or NULL in case of an
- * error.
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
+ */
+CREATE_REGISTER_STATIC (date_time, const GstDateTime *, GST_TYPE_DATE_TIME,
+ boxed)
+
+/**
+ * ges_meta_container_register_meta_string:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: (allow-none): Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the meta could be register, %FALSE otherwize
*/
-GESMetadataContainer *
-ges_metadata_container_new_from_string (const gchar * str)
+CREATE_REGISTER_STATIC (string, const gchar *, G_TYPE_STRING, string)
+
+/**
+ * ges_meta_container_register_meta:
+ * @container: Target container
+ * @flags: The #GESMetaFlag to be used
+ * @meta_item: Name of the meta item to set
+ * @value: Value to set
+ *
+ * Sets a static meta on @container. This method lets you define static
+ * metadatas, which means that the type of the registered will be the only
+ * type accepted for this meta on that particular @container.
+ *
+ * Return: %TRUE if the static meta could be added, %FALSE otherwize
+ */
+ gboolean
+ges_meta_container_register_meta (GESMetaContainer * container,
+ GESMetaFlag flags, const gchar * meta_item, const GValue * value)
{
- return NULL;
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (meta_item != NULL, FALSE);
+
+ if (!_register_meta (container, flags, meta_item, G_VALUE_TYPE (value)))
+ return FALSE;
+
+ return _set_value (container, meta_item, value);
}
-void
-ges_metadata_register (const gchar * name, GType type)
+gboolean
+ges_meta_container_check_meta_registered (GESMetaContainer * container,
+ const gchar * meta_item, GESMetaFlag * flags, GType * type)
{
- gst_tag_register (name, GST_TAG_FLAG_META, type, name, name, NULL);
+ ContainerData *data;
+ RegisteredMeta *static_item;
+
+ data = g_object_get_qdata (G_OBJECT (container), ges_meta_key);
+ if (!data)
+ return FALSE;
+
+ static_item = g_hash_table_lookup (data->static_items, meta_item);
+ if (static_item == NULL) {
+ GST_WARNING_OBJECT (container, "Static meta %s already registered",
+ meta_item);
+
+ return FALSE;
+ }
+
+ if (type)
+ *type = static_item->item_type;
+
+ if (flags)
+ *flags = static_item->flags;
+
+ return TRUE;
}
/* Copied from gsttaglist.c */
#define CREATE_GETTER(name,type) \
gboolean \
-ges_meta_container_get_ ## name (GESMetadataContainer *container, \
- const gchar *metadata_item, type value) \
+ges_meta_container_get_ ## name (GESMetaContainer *container, \
+ const gchar *meta_item, type value) \
{ \
- GESMetadata *data; \
+ GstStructure *structure; \
\
- g_return_val_if_fail (GES_IS_METADATA_CONTAINER (container), FALSE); \
- g_return_val_if_fail (metadata_item != NULL, FALSE); \
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE); \
+ g_return_val_if_fail (meta_item != NULL, FALSE); \
g_return_val_if_fail (value != NULL, FALSE); \
\
- data = ges_meta_container_get_data (container); \
+ structure = _meta_container_get_structure (container); \
\
- return gst_tag_list_get_ ## name (data->list, metadata_item, value); \
+ return gst_structure_get_ ## name (structure, meta_item, value); \
}
/**
* ges_meta_container_get_boolean:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
CREATE_GETTER (boolean, gboolean *);
/**
* ges_meta_container_get_int:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
CREATE_GETTER (int, gint *);
/**
* ges_meta_container_get_uint:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
CREATE_GETTER (uint, guint *);
/**
- * ges_meta_container_get_int64:
+ * ges_meta_container_get_double:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
-CREATE_GETTER (int64, gint64 *);
+CREATE_GETTER (double, gdouble *);
+
/**
- * ges_meta_container_get_uint64:
+ * ges_meta_container_get_int64:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns %FALSE if @meta_item
* can not be found.
*/
-CREATE_GETTER (uint64, guint64 *);
+gboolean
+ges_meta_container_get_int64 (GESMetaContainer * container,
+ const gchar * meta_item, gint64 * dest)
+{
+ GstStructure *structure;
+ const GValue *value;
+
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (meta_item != NULL, FALSE);
+ g_return_val_if_fail (dest != NULL, FALSE);
+
+ structure = _meta_container_get_structure (container);
+
+ value = gst_structure_get_value (structure, meta_item);
+ if (!value || G_VALUE_TYPE (value) != G_TYPE_INT64)
+ return FALSE;
+
+ *dest = g_value_get_int64 (value);
+
+ return TRUE;
+}
+
/**
- * ges_meta_container_get_float:
+ * ges_meta_container_get_uint64:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
-CREATE_GETTER (float, gfloat *);
+gboolean
+ges_meta_container_get_uint64 (GESMetaContainer * container,
+ const gchar * meta_item, guint64 * dest)
+{
+ GstStructure *structure;
+ const GValue *value;
+
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (meta_item != NULL, FALSE);
+ g_return_val_if_fail (dest != NULL, FALSE);
+
+ structure = _meta_container_get_structure (container);
+
+ value = gst_structure_get_value (structure, meta_item);
+ if (!value || G_VALUE_TYPE (value) != G_TYPE_UINT64)
+ return FALSE;
+
+ *dest = g_value_get_uint64 (value);
+
+ return TRUE;
+}
+
/**
- * ges_meta_container_get_double:
+ * ges_meta_container_get_float:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns FALSE if @meta_item
* can not be found.
*/
-CREATE_GETTER (double, gdouble *);
+gboolean
+ges_meta_container_get_float (GESMetaContainer * container,
+ const gchar * meta_item, gfloat * dest)
+{
+ GstStructure *structure;
+ const GValue *value;
+
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (meta_item != NULL, FALSE);
+ g_return_val_if_fail (dest != NULL, FALSE);
+
+ structure = _meta_container_get_structure (container);
+
+ value = gst_structure_get_value (structure, meta_item);
+ if (!value || G_VALUE_TYPE (value) != G_TYPE_FLOAT)
+ return FALSE;
+
+ *dest = g_value_get_float (value);
+
+ return TRUE;
+}
static inline gchar *
_gst_strdup0 (const gchar * s)
/**
* ges_meta_container_get_string:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
-CREATE_GETTER (string, gchar **);
+const gchar *
+ges_meta_container_get_string (GESMetaContainer * container,
+ const gchar * meta_item)
+{
+ GstStructure *structure;
+
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (meta_item != NULL, FALSE);
+
+ structure = _meta_container_get_structure (container);
+
+ return gst_structure_get_string (structure, meta_item);
+}
/**
* ges_meta_container_get_meta:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @value: (out) (transfer full): Destination to which value of metadata item will be copied
*
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*
* Returns: %TRUE if the vale could be optained %FALSE otherwize
*/
-gboolean
-ges_meta_container_get_meta (GESMetadataContainer * container,
- const gchar * tag, GValue * value)
+const GValue *
+ges_meta_container_get_meta (GESMetaContainer * container, const gchar * key)
{
- GESMetadata *data;
+ GstStructure *structure;
- g_return_val_if_fail (GES_IS_METADATA_CONTAINER (container), FALSE);
- g_return_val_if_fail (tag != NULL, FALSE);
- g_return_val_if_fail (value != NULL, FALSE);
+ g_return_val_if_fail (GES_IS_META_CONTAINER (container), FALSE);
+ g_return_val_if_fail (key != NULL, FALSE);
- data = ges_meta_container_get_data (container);
-
- if (!gst_tag_list_copy_value (value, data->list, tag))
- return FALSE;
+ structure = _meta_container_get_structure (container);
- return (value != NULL);
+ return gst_structure_get_value (structure, key);
}
/**
* ges_meta_container_get_date:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
CREATE_GETTER (date, GDate **);
/**
* ges_meta_container_get_date_time:
* @container: Target container
- * @metadata_item: Name of the metadata item to get
- * @dest: (out): Destination to which value of metadata item will be copied
- * Gets the value of a given metadata item, returns NULL if @metadata_item
+ * @meta_item: Name of the meta item to get
+ * @dest: (out): Destination to which value of meta item will be copied
+ * Gets the value of a given meta item, returns NULL if @meta_item
* can not be found.
*/
CREATE_GETTER (date_time, GstDateTime **);
* Boston, MA 02111-1307, USA.
*/
-#ifndef _GES_METADATA_CONTAINER
-#define _GES_METADATA_CONTAINER
+#ifndef _GES_META_CONTAINER
+#define _GES_META_CONTAINER
#include <glib-object.h>
#include <gst/gst.h>
#include <ges/ges-types.h>
+#include "ges-enums.h"
G_BEGIN_DECLS
-#define GES_TYPE_METADATA_CONTAINER (ges_meta_container_get_type ())
-#define GES_METADATA_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_METADATA_CONTAINER, GESMetadataContainer))
-#define GES_IS_METADATA_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_METADATA_CONTAINER))
-#define GES_METADATA_CONTAINER_GET_INTERFACE (inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GES_TYPE_METADATA_CONTAINER, GESMetadataContainerInterface))
+#define GES_TYPE_META_CONTAINER (ges_meta_container_get_type ())
+#define GES_META_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_META_CONTAINER, GESMetaContainer))
+#define GES_IS_META_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_META_CONTAINER))
+#define GES_META_CONTAINER_GET_INTERFACE (inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GES_TYPE_META_CONTAINER, GESMetaContainerInterface))
-typedef struct _GESMetadataContainer GESMetadataContainer;
-typedef struct _GESMetadataContainerInterface GESMetadataContainerInterface;
+/**
+ * GES_META_FORMATTER_NAME:
+ *
+ * Name of a formatter it is used as ID of Formater assets (string)
+ *
+ * The name of the formatter
+ */
+#define GES_META_FORMATTER_NAME "name"
+
+/**
+ * GES_META_DESCRIPTION:
+ *
+ * The description of an object, can be used in various context (string)
+ *
+ * The description
+ */
+#define GES_META_DESCRIPTION "description"
+
+/**
+ * GES_META_FORMATTER_MIMETYPE:
+ *
+ * Mimetype used for the file produced by a formatter (string)
+ *
+ * The mime type
+ */
+#define GES_META_FORMATTER_MIMETYPE "mimetype"
+
+/**
+ * GES_META_FORMATTER_EXTENSION:
+ *
+ * The extension of the files produced by a formatter (string)
+ */
+#define GES_META_FORMATTER_EXTENSION "extension"
+
+/**
+ * GES_META_FORMATTER_VERSION:
+ *
+ * The version of a formatter (double)
+ *
+ * The formatter version
+ */
+#define GES_META_FORMATTER_VERSION "version"
-struct _GESMetadataContainerInterface {
+/**
+ * GES_META_FORMATTER_RANK:
+ *
+ * The rank of a formatter (GstRank)
+ *
+ * The rank of a formatter
+ */
+#define GES_META_FORMATTER_RANK "rank"
+
+/**
+ * GES_META_TIMELINE_OBJECT_SUPPORTED_FORMATS:
+ *
+ * The GESTrackType on which a GESTimelineObject can create GESTrackObjects
+ */
+#define GES_META_TIMELINE_OBJECT_SUPPORTED_FORMATS "supported-formats"
+
+typedef struct _GESMetaContainer GESMetaContainer;
+typedef struct _GESMetaContainerInterface GESMetaContainerInterface;
+
+struct _GESMetaContainerInterface {
GTypeInterface parent_iface;
gpointer _ges_reserved[GES_PADDING];
GType ges_meta_container_get_type (void);
-void
-ges_meta_container_set_boolean (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_boolean (GESMetaContainer *container,
+ const gchar* meta_item,
gboolean value);
-void
-ges_meta_container_set_int (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_int (GESMetaContainer *container,
+ const gchar* meta_item,
gint value);
-void
-ges_meta_container_set_uint (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_uint (GESMetaContainer *container,
+ const gchar* meta_item,
guint value);
-void
-ges_meta_container_set_int64 (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_int64 (GESMetaContainer *container,
+ const gchar* meta_item,
gint64 value);
-void
-ges_meta_container_set_uint64 (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_uint64 (GESMetaContainer *container,
+ const gchar* meta_item,
guint64 value);
-void
-ges_meta_container_set_float (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_float (GESMetaContainer *container,
+ const gchar* meta_item,
gfloat value);
-void
-ges_meta_container_set_double (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_double (GESMetaContainer *container,
+ const gchar* meta_item,
gdouble value);
-void
-ges_meta_container_set_date (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_date (GESMetaContainer *container,
+ const gchar* meta_item,
const GDate* value);
-void
-ges_meta_container_set_date_time (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_date_time (GESMetaContainer *container,
+ const gchar* meta_item,
const GstDateTime* value);
-void
-ges_meta_container_set_string (GESMetadataContainer *container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_string (GESMetaContainer *container,
+ const gchar* meta_item,
const gchar* value);
-void
-ges_meta_container_set_meta (GESMetadataContainer * container,
- const gchar* metadata_item,
+gboolean
+ges_meta_container_set_meta (GESMetaContainer * container,
+ const gchar* meta_item,
const GValue *value);
gboolean
-ges_meta_container_get_boolean (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_register_meta_boolean (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ gboolean value);
+
+gboolean
+ges_meta_container_register_meta_int (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ gint value);
+
+gboolean
+ges_meta_container_register_meta_uint (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ guint value);
+
+gboolean
+ges_meta_container_register_meta_int64 (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ gint64 value);
+
+gboolean
+ges_meta_container_register_meta_uint64 (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ guint64 value);
+
+gboolean
+ges_meta_container_register_meta_float (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ gfloat value);
+
+gboolean
+ges_meta_container_register_meta_double (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ gdouble value);
+
+gboolean
+ges_meta_container_register_meta_date (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ const GDate* value);
+
+gboolean
+ges_meta_container_register_meta_date_time (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ const GstDateTime* value);
+
+gboolean
+ges_meta_container_register_meta_string (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ const gchar* value);
+
+gboolean
+ges_meta_container_register_meta (GESMetaContainer *container,
+ GESMetaFlag flags,
+ const gchar* meta_item,
+ const GValue * value);
+
+gboolean
+ges_meta_container_check_meta_registered (GESMetaContainer *container,
+ const gchar * meta_item,
+ GESMetaFlag * flags,
+ GType * type);
+
+gboolean
+ges_meta_container_get_boolean (GESMetaContainer *container,
+ const gchar* meta_item,
gboolean* dest);
gboolean
-ges_meta_container_get_int (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_int (GESMetaContainer *container,
+ const gchar* meta_item,
gint* dest);
gboolean
-ges_meta_container_get_uint (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_uint (GESMetaContainer *container,
+ const gchar* meta_item,
guint* dest);
gboolean
-ges_meta_container_get_int64 (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_int64 (GESMetaContainer *container,
+ const gchar* meta_item,
gint64* dest);
gboolean
-ges_meta_container_get_uint64 (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_uint64 (GESMetaContainer *container,
+ const gchar* meta_item,
guint64* dest);
gboolean
-ges_meta_container_get_float (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_float (GESMetaContainer *container,
+ const gchar* meta_item,
gfloat* dest);
gboolean
-ges_meta_container_get_double (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_double (GESMetaContainer *container,
+ const gchar* meta_item,
gdouble* dest);
gboolean
-ges_meta_container_get_date (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_date (GESMetaContainer *container,
+ const gchar* meta_item,
GDate** dest);
gboolean
-ges_meta_container_get_date_time (GESMetadataContainer *container,
- const gchar* metadata_item,
+ges_meta_container_get_date_time (GESMetaContainer *container,
+ const gchar* meta_item,
GstDateTime** dest);
-gboolean
-ges_meta_container_get_string (GESMetadataContainer * container,
- const gchar * metadata_item,
- gchar** dest);
+const gchar *
+ges_meta_container_get_string (GESMetaContainer * container,
+ const gchar * meta_item);
-gboolean
-ges_meta_container_get_meta (GESMetadataContainer * container,
- const gchar* metadata_item,
- GValue* value);
+const GValue *
+ges_meta_container_get_meta (GESMetaContainer * container,
+ const gchar * key);
typedef void
-(*GESMetadataForeachFunc) (const GESMetadataContainer *container,
+(*GESMetaForeachFunc) (const GESMetaContainer *container,
const gchar *key,
- GValue *value,
+ const GValue *value,
gpointer user_data);
void
-ges_metadata_container_foreach (GESMetadataContainer *container,
- GESMetadataForeachFunc func,
+ges_meta_container_foreach (GESMetaContainer *container,
+ GESMetaForeachFunc func,
gpointer user_data);
gchar *
-ges_metadata_container_to_string (GESMetadataContainer *container);
-
-GESMetadataContainer *
-ges_metadata_container_new_from_string (const gchar *str);
+ges_meta_container_metas_to_string (GESMetaContainer *container);
-void
-ges_metadata_register (const gchar *name,
- GType type);
+gboolean
+ges_meta_container_add_metas_from_string (GESMetaContainer *container,
+ const gchar *str);
G_END_DECLS
-#endif /* _GES_METADATA_CONTAINER */
+#endif /* _GES_META_CONTAINER */