gstreamer/value_serde: fix nested structures
When serializing a structure, if it contains a nested structure the serialization / deserialization code goes through value_serde, which was lacking support for Structure.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
When serializing a structure, if it contains a nested structure the serialization / deserialization code goes through value_serde, which was lacking support for Structure.