Merge commit 'ed790932'

* commit 'ed790932':
  rtpdec: Add a terminating null byte at the end of the SDES/CNAME
  yuv4mpeg: do not use deprecated functions
  oggdec: fix faulty cleanup prototype
  idcin: return 0 from idcin_read_packet() on success.

Merged-by: Michael Niedermayer <michaelni@gmx.at>