Parses the variable arguments and reads fields from structure accordingly. valist-variant of gst_structure_id_get(). Look at the documentation of gst_structure_id_get() for more details.
the quark of the first field to read
variable arguments
TRUE, or FALSE if there was a problem reading any of the fields
See Implementation
Parses the variable arguments and reads fields from structure accordingly. valist-variant of gst_structure_id_get(). Look at the documentation of gst_structure_id_get() for more details.