Merge commit 'fe9bb61f'

* commit 'fe9bb61f':
  pictordec: pass correct context to avpriv_request_sample

Conflicts:
	libavcodec/pictordec.c

No change as the avpriv_request_sample() has already been replaced by an implementation
of the codepath.
Merged-by: Michael Niedermayer <michaelni@gmx.at>