Calls the provided function once for each field in the GstStructure. In contrast to gst_structure_foreach(), the function may modify but not delete the fields. The structure must be mutable.
a function to call for each field. [scope call]
private data. closure
TRUE if the supplied function returns TRUE For each of the fields, FALSE otherwise.
See Implementation
Calls the provided function once for each field in the GstStructure. In contrast to gst_structure_foreach(), the function may modify but not delete the fields. The structure must be mutable.