static inline GESClip *
_add_object_to_layer (GESBaseXmlFormatterPrivate * priv, const gchar * id,
GESLayer * layer, GESAsset * asset, GstClockTime start,
GstClockTime inpoint, GstClockTime duration,
GESTrackType track_types, const gchar * metadatas,
GstStructure * properties)
{
GESClip *clip = ges_layer_add_asset (layer,
asset, start, inpoint, duration, track_types);
if (clip == NULL) {
GST_WARNING_OBJECT (clip, "Could not add object from asset: %s",
ges_asset_get_id (asset));
return NULL;
}
if (metadatas)
ges_meta_container_add_metas_from_string (GES_META_CONTAINER (clip),
metadatas);
if (properties)
gst_structure_foreach (properties,
(GstStructureForeachFunc) set_property_foreach, clip);
g_hash_table_insert (priv->containers, g_strdup (id), gst_object_ref (clip));
return clip;
}
void
ges_base_xml_formatter_set_timeline_properties (GESBaseXmlFormatter * self,
GESTimeline * timeline, const gchar * properties, const gchar * metadatas)
{
GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
gboolean auto_transition = FALSE;
if (properties) {
GstStructure *props = gst_structure_from_string (properties, NULL);
if (props) {
if (gst_structure_get_boolean (props, "auto-transition",
&auto_transition))
gst_structure_remove_field (props, "auto-transition");
gst_structure_foreach (props,
(GstStructureForeachFunc) set_property_foreach, timeline);
gst_structure_free (props);
}
}
if (metadatas) {
ges_meta_container_add_metas_from_string (GES_META_CONTAINER (timeline),
metadatas);
};
priv->timeline_auto_transition = auto_transition;
}
static gboolean
_register_metas (GESLayer * layer)
{
ges_meta_container_register_meta_float (GES_META_CONTAINER (layer),
GES_META_READ_WRITE, GES_META_VOLUME, 1.0);
return TRUE;
}
void
ges_base_xml_formatter_add_layer (GESBaseXmlFormatter * self,
GType extractable_type, guint priority, GstStructure * properties,
const gchar * metadatas, GError ** error)
{
LayerEntry *entry;
GESAsset *asset;
GESLayer *layer;
gboolean auto_transition = FALSE;
GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
if (priv->check_only)
return;
if (extractable_type == G_TYPE_NONE)
layer = ges_layer_new ();
else {
asset = ges_asset_request (extractable_type, NULL, error);
if (asset == NULL) {
if (error && *error == NULL) {
g_set_error (error, G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
"Layer type %s could not be created'",
g_type_name (extractable_type));
return;
}
}
layer = GES_LAYER (ges_asset_extract (asset, error));
}
ges_layer_set_priority (layer, priority);
ges_timeline_add_layer (GES_FORMATTER (self)->timeline, layer);
if (properties) {
if (gst_structure_get_boolean (properties, "auto-transition",
&auto_transition))
gst_structure_remove_field (properties, "auto-transition");
gst_structure_foreach (properties,
(GstStructureForeachFunc) set_property_foreach, layer);
}
if (metadatas)
ges_meta_container_add_metas_from_string (GES_META_CONTAINER (layer),
metadatas);
entry = g_slice_new0 (LayerEntry);
entry->layer = gst_object_ref (layer);
entry->auto_trans = auto_transition;
g_hash_table_insert (priv->layers, GINT_TO_POINTER (priority), entry);
}
void
_init_standard_transition_assets (void)
{
guint i;
for (i = 1; i < G_N_ELEMENTS (transition_types) - 1; i++) {
GESAsset *asset = ges_asset_request (GES_TYPE_TRANSITION_CLIP,
transition_types[i].value_nick, NULL);
ges_meta_container_register_meta_string (GES_META_CONTAINER (asset),
GES_META_READABLE, GES_META_DESCRIPTION,
transition_types[i].value_name);
}
}
void
ges_base_xml_formatter_add_track (GESBaseXmlFormatter * self,
GESTrackType track_type, GstCaps * caps, const gchar * id,
GstStructure * properties, const gchar * metadatas, GError ** error)
{
GESTrack *track;
GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
if (priv->check_only) {
if (caps)
gst_caps_unref (caps);
return;
}
track = ges_track_new (track_type, caps);
ges_timeline_add_track (GES_FORMATTER (self)->timeline, track);
if (properties) {
gchar *restriction;
GstCaps *caps;
gst_structure_get (properties, "restriction-caps", G_TYPE_STRING,
&restriction, NULL);
gst_structure_remove_fields (properties, "restriction-caps", "caps",
"message-forward", NULL);
if (g_strcmp0 (restriction, "NULL")) {
caps = gst_caps_from_string (restriction);
ges_track_set_restriction_caps (track, caps);
}
gst_structure_foreach (properties,
(GstStructureForeachFunc) set_property_foreach, track);
}
g_hash_table_insert (priv->tracks, g_strdup (id), gst_object_ref (track));
if (metadatas)
ges_meta_container_add_metas_from_string (GES_META_CONTAINER (track),
metadatas);
}
static void
parse_metadatas (GESFormatter * self)
{
guint i, size;
xmlNodePtr node;
xmlAttr *cur_attr;
xmlNodeSetPtr nodes;
xmlXPathObjectPtr xpathObj;
GESMetaContainer *metacontainer = GES_META_CONTAINER (self->project);
xpathObj = xmlXPathEvalExpression ((const xmlChar *)
"/pitivi/metadata", GES_PITIVI_FORMATTER (self)->priv->xpathCtx);
nodes = xpathObj->nodesetval;
size = (nodes) ? nodes->nodeNr : 0;
for (i = 0; i < size; i++) {
node = nodes->nodeTab[i];
for (cur_attr = node->properties; cur_attr; cur_attr = cur_attr->next) {
ges_meta_container_set_string (metacontainer, (gchar *) cur_attr->name,
(gchar *) xmlGetProp (node, cur_attr->name));
}
}
}
static void
new_asset_cb (GESAsset * source, GAsyncResult * res, PendingAsset * passet)
{
GError *error = NULL;
gchar *possible_id = NULL;
GList *tmp, *pendings = NULL;
GESFormatter *self = passet->formatter;
const gchar *id = ges_asset_get_id (source);
GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
GESAsset *asset = ges_asset_request_finish (res, &error);
if (error) {
GST_LOG_OBJECT (self, "Error %s creating asset id: %s", error->message, id);
/* We set the metas on the Asset to give hints to the user */
if (passet->metadatas)
ges_meta_container_add_metas_from_string (GES_META_CONTAINER (source),
passet->metadatas);
if (passet->properties)
gst_structure_foreach (passet->properties,
(GstStructureForeachFunc) set_property_foreach, source);
possible_id = ges_project_try_updating_id (GES_FORMATTER (self)->project,
source, error);
if (possible_id == NULL) {
GST_WARNING_OBJECT (self, "Abandoning creation of asset %s with ID %s"
"- Error: %s", g_type_name (G_OBJECT_TYPE (source)), id,
error->message);
pendings = g_hash_table_lookup (priv->assetid_pendingclips, id);
for (tmp = pendings; tmp; tmp = tmp->next)
_free_pending_clip (priv, (PendingClip *) tmp->data);
_free_pending_asset (priv, passet);
goto done;
}
/* We got a possible ID replacement for that asset, create it, and
* make sure the assetid_pendingclips will use it */
ges_asset_request_async (ges_asset_get_extractable_type (source),
possible_id, NULL, (GAsyncReadyCallback) new_asset_cb, passet);
ges_project_add_loading_asset (GES_FORMATTER (self)->project,
ges_asset_get_extractable_type (source), possible_id);
pendings = g_hash_table_lookup (priv->assetid_pendingclips, id);
if (pendings) {
g_hash_table_remove (priv->assetid_pendingclips, id);
g_hash_table_insert (priv->assetid_pendingclips,
g_strdup (possible_id), pendings);
/* pendings should no be freed */
pendings = NULL;
}
goto done;
}
/* now that we have the GESAsset, we create the GESClips */
pendings = g_hash_table_lookup (priv->assetid_pendingclips, id);
GST_DEBUG_OBJECT (self, "Asset created with ID %s, now creating pending "
" Clips, nb pendings: %i", id, g_list_length (pendings));
for (tmp = pendings; tmp; tmp = tmp->next) {
GList *tmpeffect;
GESClip *clip;
PendingClip *pend = (PendingClip *) tmp->data;
clip =
_add_object_to_layer (priv, pend->id, pend->layer, asset,
pend->start, pend->inpoint, pend->duration, pend->track_types,
pend->metadatas, pend->properties);
if (clip == NULL)
continue;
_add_children_properties (priv, pend->children_props, clip);
_add_pending_bindings (priv, pend->pending_bindings, clip);
GST_DEBUG_OBJECT (self, "Adding %i effect to new object",
g_list_length (pend->effects));
for (tmpeffect = pend->effects; tmpeffect; tmpeffect = tmpeffect->next) {
PendingEffects *peffect = (PendingEffects *) tmpeffect->data;
/* We keep a ref as _free_pending_effect unrefs it */
_add_track_element (self, clip, gst_object_ref (peffect->trackelement),
peffect->track_id, peffect->children_properties, peffect->properties);
}
_free_pending_clip (priv, pend);
}
/* And now add to the project */
ges_project_add_asset (self->project, asset);
gst_object_unref (self);
_free_pending_asset (priv, passet);
done:
if (asset)
gst_object_unref (asset);
if (possible_id)
g_free (possible_id);
if (pendings) {
g_hash_table_remove (priv->assetid_pendingclips, id);
g_list_free (pendings);
}
if (g_hash_table_size (priv->assetid_pendingclips) == 0 &&
priv->pending_assets == NULL)
_loading_done (self);
}
void
ges_base_xml_formatter_add_track_element (GESBaseXmlFormatter * self,
GType track_element_type, const gchar * asset_id, const gchar * track_id,
const gchar * timeline_obj_id, GstStructure * children_properties,
GstStructure * properties, const gchar * metadatas, GError ** error)
{
GESTrackElement *trackelement;
GError *err = NULL;
GESAsset *asset = NULL;
GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
if (priv->check_only)
return;
if (g_type_is_a (track_element_type, GES_TYPE_TRACK_ELEMENT) == FALSE) {
GST_DEBUG_OBJECT (self, "%s is not a TrackElement, can not create it",
g_type_name (track_element_type));
goto out;
}
if (g_type_is_a (track_element_type, GES_TYPE_BASE_EFFECT) == FALSE) {
GST_FIXME_OBJECT (self, "%s currently not supported",
g_type_name (track_element_type));
goto out;
}
asset = ges_asset_request (track_element_type, asset_id, &err);
if (asset == NULL) {
GST_DEBUG_OBJECT (self, "Can not create trackelement %s", asset_id);
GST_FIXME_OBJECT (self, "Check if missing plugins etc %s",
err ? err->message : "");
goto out;
}
trackelement = GES_TRACK_ELEMENT (ges_asset_extract (asset, NULL));
if (trackelement) {
GESClip *clip;
if (metadatas)
ges_meta_container_add_metas_from_string (GES_META_CONTAINER
(trackelement), metadatas);
clip = g_hash_table_lookup (priv->containers, timeline_obj_id);
if (clip) {
_add_track_element (GES_FORMATTER (self), clip, trackelement, track_id,
children_properties, properties);
} else {
PendingEffects *peffect;
PendingClip *pend = g_hash_table_lookup (priv->clipid_pendings,
timeline_obj_id);
if (pend == NULL) {
GST_WARNING_OBJECT (self, "No Clip with id: %s can not "
"add TrackElement", timeline_obj_id);
goto out;
}
peffect = g_slice_new0 (PendingEffects);
peffect->trackelement = trackelement;
peffect->track_id = g_strdup (track_id);
peffect->properties = properties ? gst_structure_copy (properties) : NULL;
peffect->children_properties = children_properties ?
gst_structure_copy (children_properties) : NULL;
pend->effects = g_list_append (pend->effects, peffect);
}
priv->current_track_element = trackelement;
}
ges_project_add_asset (GES_FORMATTER (self)->project, asset);
out:
if (asset)
gst_object_unref (asset);
if (err)
g_error_free (err);
return;
}