void vortex_ctx_ref2 ( VortexCtx ctx,
const char *  who 
)

Allows to increase reference count to the VortexCtx instance.

Parameters
ctxThe reference to update its reference count.
whoAn string that identifies this ref. Useful for debuging.

References vortex_mutex_lock(), and vortex_mutex_unlock().

Referenced by vortex_ctx_ref(), vortex_frame_create_full(), and vortex_frame_create_full_ref().