* commit 'aeaf268e':
  vp3: integrate clear_blocks with idct of previous block.
  mpegvideo: fix loop condition in draw_line()
  dvdsubdec: parse the size from the extradata

Conflicts:
	libavcodec/dvdsubdec.c
	libavcodec/mpegvideo.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>