Before the change, filter_frame() always waited for 2 samples in the
bottom frames queue. This notably fixes commands such as
./ffplay tests/lena.pnm -vf split,blend=c0_mode=addition

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

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

Fixes compilation with --disable-everything --enable-decoder=dvvideo

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

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

VP8L, padding and bounds checks by Pascal Massimino
Reviewed-by: Pascal Massimino <pascal.massimino@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Reviewed-by: Pascal Massimino <pascal.massimino@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* qatar/master:
  configure: Enable hwaccels without external dependencies by default.
  doc/developer: Clarify symbol naming prefixes section.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Fixes VDPAU decoding, reported by Ilja Sekler

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

This might fix a compatibility issue.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

the VDA code needs to be updated to use the CHROMA(h) macros
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

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

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

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

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

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

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

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

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

* qatar/master:
  h264: remove redundant freeing of DPB in h264_decode_end
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '23e85be5':
  h264: add a parameter to the CHROMA444 macro.
  h264: add a parameter to the CHROMA422 macro.

Conflicts:
	libavcodec/h264.c
	libavcodec/h264.h
	libavcodec/h264_cavlc.c
	libavcodec/h264_loopfilter.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '6d2b6f21':
  h264: add a parameter to the CABAC macro.
  h264: add a parameter to the FIELD_OR_MBAFF_PICTURE macro.

Conflicts:
	libavcodec/h264.c
	libavcodec/h264_cabac.c
	libavcodec/h264_cavlc.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '7fa00653':
  h264: add a parameter to the FIELD_PICTURE macro.
  h264: add a parameter to the FRAME_MBAFF macro.

Conflicts:
	libavcodec/h264.c
	libavcodec/h264_loopfilter.c
	libavcodec/h264_refs.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'da6be8fc':
  h264: add a parameter to the MB_FIELD macro.
  h264: add a parameter to the MB_MBAFF macro.

Conflicts:
	libavcodec/h264.c
	libavcodec/h264_cabac.c
	libavcodec/h264_cavlc.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '48d0fd2d':
  h264: merge common_init() into ff_h264_decode_init.

Conflicts:
	libavcodec/h264.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '25408b2a':
  h264: make ff_h264_frame_start static.

Conflicts:
	libavcodec/h264.c
	libavcodec/h264.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '1c4073ef':
  fate: add tests for h264 decoder reinit
  h264: fix bit depth changes with frame threading
Merged-by: Michael Niedermayer <michaelni@gmx.at>

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

free_tables() frees it already.

This way it does not look like a constant.

This way it does not look like a constant.