Get the internal pad of pad. Unref target pad after usage.
The internal pad of a #GstGhostPad is the internally used pad of opposite direction, which is used to link to the target.
the target #GstProxyPad, can be null. Unref target pad after usage.
Get the internal pad of pad. Unref target pad after usage.
The internal pad of a #GstGhostPad is the internally used pad of opposite direction, which is used to link to the target.