static void
new_asset_cb (GESAsset * source, GAsyncResult * res, GESProject * project)
{
GError *error = NULL;
gchar *possible_id = NULL;
const gchar *id = ges_asset_get_id (source);
GESAsset *asset = ges_asset_request_finish (res, &error);
if (error) {
possible_id = ges_project_try_updating_id (project, source, error);
if (possible_id == NULL) {
g_hash_table_remove (project->priv->loading_assets, id);
g_hash_table_add (project->priv->loaded_with_error, g_strdup (id));
g_signal_emit (project, _signals[ERROR_LOADING_ASSET], 0, error, id,
ges_asset_get_extractable_type (source));
return;
}
ges_project_create_asset (project, possible_id,
ges_asset_get_extractable_type (source));
g_free (possible_id);
g_error_free (error);
return;
}
ges_project_add_asset (project, asset);
if (asset)
gst_object_unref (asset);
}
static void
new_asset_cb (GESAsset * source, GAsyncResult * res, GESProject * project)
{
GError *error = NULL;
gchar *possible_id = NULL;
GESAsset *asset = ges_asset_request_finish (res, &error);
if (error) {
possible_id = ges_project_try_updating_id (project, source, error);
if (possible_id == NULL)
return;
ges_project_create_asset (project, possible_id,
ges_asset_get_extractable_type (source));
g_free (possible_id);
g_error_free (error);
return;
}
ges_project_add_asset (project, asset);
if (asset)
gst_object_unref (asset);
}
static void
_send_error_loading_asset (GESProject * project, GESAsset * asset,
GError * error)
{
const gchar *id = ges_asset_get_id (asset);
GST_DEBUG_OBJECT (project, "Sending error loading asset for %s", id);
g_hash_table_remove (project->priv->loading_assets, id);
g_hash_table_add (project->priv->loaded_with_error, g_strdup (id));
g_signal_emit (project, _signals[ERROR_LOADING_ASSET], 0, error, id,
ges_asset_get_extractable_type (asset));
}
/**
* ges_project_list_assets:
* @project: A #GESProject
* @filter: Type of assets to list, #GES_TYPE_EXTRACTABLE will list
* all assets
*
* List all @asset contained in @project filtering per extractable_type
* as defined by @filter. It copies the asset and thus will not be updated
* in time.
*
* Returns: (transfer full) (element-type GESAsset): The list of
* #GESAsset the object contains
*/
GList *
ges_project_list_assets (GESProject * project, GType filter)
{
GList *ret = NULL;
GHashTableIter iter;
gpointer key, value;
g_return_val_if_fail (GES_IS_PROJECT (project), NULL);
g_hash_table_iter_init (&iter, project->priv->assets);
while (g_hash_table_iter_next (&iter, &key, &value)) {
if (g_type_is_a (ges_asset_get_extractable_type (GES_ASSET (value)),
filter))
ret = g_list_append (ret, gst_object_ref (value));
}
return ret;
}
static void
new_asset_cb (GESAsset * source, GAsyncResult * res, NewAssetUData * udata)
{
GError *error = NULL;
GESAsset *asset = ges_asset_request_finish (res, &error);
GST_DEBUG_OBJECT (udata->layer, "%" GST_PTR_FORMAT " Asset loaded, "
"setting its asset", udata->clip);
if (error) {
GESProject *project = udata->layer->timeline ?
GES_PROJECT (ges_extractable_get_asset (GES_EXTRACTABLE
(udata->layer->timeline))) : NULL;
if (project) {
gchar *possible_id;
possible_id = ges_project_try_updating_id (project, source, error);
if (possible_id) {
ges_asset_request_async (ges_asset_get_extractable_type (source),
possible_id, NULL, (GAsyncReadyCallback) new_asset_cb, udata);
g_free (possible_id);
return;
}
}
GST_ERROR ("Asset could not be created for uri %s, error: %s",
ges_asset_get_id (asset), error->message);
} else {
GESProject *project = udata->layer->timeline ?
GES_PROJECT (ges_extractable_get_asset (GES_EXTRACTABLE
(udata->layer->timeline))) : NULL;
ges_extractable_set_asset (GES_EXTRACTABLE (udata->clip), asset);
ges_project_add_asset (project, asset);
ges_layer_add_clip (udata->layer, udata->clip);
}
gst_object_unref (asset);
g_slice_free (NewAssetUData, udata);
}
/**
* ges_layer_add_asset:
* @layer: a #GESLayer
* @asset: The asset to add to
* @start: The start value to set on the new #GESClip
* @inpoint: The inpoint value to set on the new #GESClip
* @duration: The duration value to set on the new #GESClip
* @track_types: The #GESTrackType to set on the the new #GESClip
*
* Creates Clip from asset, adds it to layer and
* returns a reference to it.
*
* Returns: (transfer none): Created #GESClip
*/
GESClip *
ges_layer_add_asset (GESLayer * layer,
GESAsset * asset, GstClockTime start, GstClockTime inpoint,
GstClockTime duration, GESTrackType track_types)
{
GESClip *clip;
g_return_val_if_fail (GES_IS_LAYER (layer), NULL);
g_return_val_if_fail (GES_IS_ASSET (asset), NULL);
g_return_val_if_fail (g_type_is_a (ges_asset_get_extractable_type
(asset), GES_TYPE_CLIP), NULL);
GST_DEBUG_OBJECT (layer, "Adding asset %s with: start: %" GST_TIME_FORMAT
" inpoint: %" GST_TIME_FORMAT " duration: %" GST_TIME_FORMAT
" track types: %d (%s)", ges_asset_get_id (asset), GST_TIME_ARGS (start),
GST_TIME_ARGS (inpoint), GST_TIME_ARGS (duration), track_types,
ges_track_type_name (track_types));
clip = GES_CLIP (ges_asset_extract (asset, NULL));
_set_start0 (GES_TIMELINE_ELEMENT (clip), start);
_set_inpoint0 (GES_TIMELINE_ELEMENT (clip), inpoint);
if (track_types != GES_TRACK_TYPE_UNKNOWN)
ges_clip_set_supported_formats (clip, track_types);
if (GST_CLOCK_TIME_IS_VALID (duration)) {
_set_duration0 (GES_TIMELINE_ELEMENT (clip), duration);
}
if (!ges_layer_add_clip (layer, clip)) {
gst_object_unref (clip);
return NULL;
}
return clip;
}
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);
}
/**
* ges_project_save:
* @project: A #GESProject to save
* @timeline: The #GESTimeline to save, it must have been extracted from @project
* @uri: The uri where to save @project and @timeline
* @formatter_asset: (allow-none): The formatter asset to use or %NULL. If %NULL,
* will try to save in the same format as the one from which the timeline as been loaded
* or default to the formatter with highest rank
* @overwrite: %TRUE to overwrite file if it exists
* @error: (out) (allow-none): An error to be set in case something wrong happens or %NULL
*
* Save the timeline of @project to @uri. You should make sure that @timeline
* is one of the timelines that have been extracted from @project
* (using ges_asset_extract (@project);)
*
* Returns: %TRUE if the project could be save, %FALSE otherwize
*/
gboolean
ges_project_save (GESProject * project, GESTimeline * timeline,
const gchar * uri, GESAsset * formatter_asset, gboolean overwrite,
GError ** error)
{
GESAsset *tl_asset;
gboolean ret = TRUE;
GESFormatter *formatter = NULL;
g_return_val_if_fail (GES_IS_PROJECT (project), FALSE);
g_return_val_if_fail (formatter_asset == NULL ||
g_type_is_a (ges_asset_get_extractable_type (formatter_asset),
GES_TYPE_FORMATTER), FALSE);
g_return_val_if_fail ((error == NULL || *error == NULL), FALSE);
tl_asset = ges_extractable_get_asset (GES_EXTRACTABLE (timeline));
if (tl_asset == NULL && project->priv->uri == NULL) {
GESAsset *asset = ges_asset_cache_lookup (GES_TYPE_PROJECT, uri);
if (asset) {
GST_WARNING_OBJECT (project, "Trying to save project to %s but we already"
"have %" GST_PTR_FORMAT " for that uri, can not save", uri, asset);
goto out;
}
GST_DEBUG_OBJECT (project, "Timeline %" GST_PTR_FORMAT " has no asset"
" we have no uri set, so setting ourself as asset", timeline);
ges_extractable_set_asset (GES_EXTRACTABLE (timeline), GES_ASSET (project));
} else if (tl_asset != GES_ASSET (project)) {
GST_WARNING_OBJECT (project, "Timeline %" GST_PTR_FORMAT
" not created by this project can not save", timeline);
ret = FALSE;
goto out;
}
if (formatter_asset == NULL)
formatter_asset = gst_object_ref (ges_formatter_get_default ());
formatter = GES_FORMATTER (ges_asset_extract (formatter_asset, error));
if (formatter == NULL) {
GST_WARNING_OBJECT (project, "Could not create the formatter %p %s: %s",
formatter_asset, ges_asset_get_id (formatter_asset),
(error && *error) ? (*error)->message : "Unknown Error");
ret = FALSE;
goto out;
}
ges_project_add_formatter (project, formatter);
ret = ges_formatter_save_to_uri (formatter, timeline, uri, overwrite, error);
if (ret && project->priv->uri == NULL)
ges_project_set_uri (project, uri);
out:
if (formatter_asset)
gst_object_unref (formatter_asset);
ges_project_remove_formatter (project, formatter);
return ret;
}
