Returns the current stream-id for the @pad, or %NULL if none has been set yet, i.e. the pad has not received a stream-start event yet.
This is a convenience wrapper around gst_pad_get_sticky_event() and gst_event_parse_stream_start().
The returned stream-id string should be treated as an opaque string, its contents should not be interpreted.
a newly-allocated copy of the stream-id for @pad, or %NULL. g_free() the returned string when no longer needed.
1.2
See Implementation
Returns the current stream-id for the @pad, or %NULL if none has been set yet, i.e. the pad has not received a stream-start event yet.
This is a convenience wrapper around gst_pad_get_sticky_event() and gst_event_parse_stream_start().
The returned stream-id string should be treated as an opaque string, its contents should not be interpreted.