static xmlNodePtr
bt_wave_persistence_save (const BtPersistence * const persistence,
const xmlNodePtr const parent_node)
{
const BtWave *const self = BT_WAVE (persistence);
xmlNodePtr node = NULL;
xmlNodePtr child_node;
GST_DEBUG ("PERSISTENCE::wave");
if ((node = xmlNewChild (parent_node, NULL, XML_CHAR_PTR ("wave"), NULL))) {
BtSongIONative *song_io;
// we need to have a uri
if (!self->priv->uri)
self->priv->uri = g_strdup (self->priv->name);
xmlNewProp (node, XML_CHAR_PTR ("index"),
XML_CHAR_PTR (bt_str_format_ulong (self->priv->index)));
xmlNewProp (node, XML_CHAR_PTR ("name"), XML_CHAR_PTR (self->priv->name));
xmlNewProp (node, XML_CHAR_PTR ("uri"), XML_CHAR_PTR (self->priv->uri));
xmlNewProp (node, XML_CHAR_PTR ("volume"),
XML_CHAR_PTR (bt_str_format_double (self->priv->volume)));
xmlNewProp (node, XML_CHAR_PTR ("loop-mode"),
XML_CHAR_PTR (bt_str_format_enum (BT_TYPE_WAVE_LOOP_MODE,
self->priv->loop_mode)));
// check if we need to save external data
g_object_get (self->priv->song, "song-io", &song_io, NULL);
if (song_io) {
if (BT_IS_SONG_IO_NATIVE_BZT (song_io)) {
gchar *uri = NULL;
if (self->priv->ext_fd == -1) {
// need to write in memory data to a wav
bt_wave_save_to_fd (self);
}
uri = g_strdup_printf ("fd://%d", self->priv->ext_fd);
bt_wave_save_from_fd (self, song_io, uri);
g_free (uri);
}
g_object_unref (song_io);
}
// save wavelevels
if ((child_node =
xmlNewChild (node, NULL, XML_CHAR_PTR ("wavelevels"), NULL))) {
bt_persistence_save_list (self->priv->wavelevels, child_node);
}
}
return node;
}
static xmlNodePtr
bt_wavetable_persistence_save (const BtPersistence * const persistence,
xmlNodePtr const parent_node)
{
const BtWavetable *const self = BT_WAVETABLE (persistence);
xmlNodePtr node = NULL;
GST_DEBUG ("PERSISTENCE::wavetable");
if ((node =
xmlNewChild (parent_node, NULL, XML_CHAR_PTR ("wavetable"), NULL))) {
bt_persistence_save_list (self->priv->waves, node);
}
return node;
}
