avfilter: x86: Port gradfun filter optimizations to yasm

Signed-off-by: Diego Biurrun <diego@biurrun.de>
golomb: reduce scope of a few variables

Signed-off-by: Diego Biurrun <diego@biurrun.de>
Merge commit '0e730494160d973400aed8d2addd1f58a0ec883e'

* commit '0e730494160d973400aed8d2addd1f58a0ec883e':
  avfilter: x86: Port gradfun filter optimizations to yasm

Conflicts:
	libavfilter/x86/vf_gradfun_init.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'qatar/master'

* qatar/master:
  golomb: reduce scope of a few variables

Conflicts:
	libavcodec/golomb.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
doc/encoders: add libvorbis doc

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
doc/codecs: update skip_alpha documentation

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
lavc/libmp3lame: fix alignment and capitalization in AVOptions

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
lavc/libmp3lame: add comments about CBR/VBR modes

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
build: remove pointless condition

$(STRIP) always expands to something, because it is one of the commands
in the BRIEF list. This renders the condition pointless.

Signed-off-by: Ingo Brückl <ib@wupperonline.de>
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
tree-test: Don't return restricted exit codes

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
base64-test: Remove posibility of returning restrcted exit codes

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
dct-test: Remove possibility of returning a restricted exit code

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
fft-test: Remove possibility of returning restricted exit code

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
avfilter/x86/vf_gradfun_init: fix const and related warnings

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