x86/lossless_videodsp: simplify and explicit aligned/unaligned flags
x86/lossless_videodsp: use common macro for add and diff int16 loop.
Factors for scale filter
Fixed factor for scale filter
Documentation for scale filter factor
Documentation for scale filter factor
x86/lossless_videodsp: silly one-line cosmetic.
avcodec/libx264: also consider ticks per frame for fps/timebase setup

Setting fps = 1/timebase is not correct

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge branch 'scale-filter-factor' of https://github.com/lkiesow/FFmpeg

* 'scale-filter-factor' of https://github.com/lkiesow/FFmpeg:
  Documentation for scale filter factor
  Documentation for scale filter factor
  Fixed factor for scale filter
  Factors for scale filter

Merged-by: Michael Niedermayer <michaelni@gmx.at>
avfilter/vf_scale: do aspect ratio and scale factor compensation together

Fixes rounding error

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avfilter/vf_scale: simplify alignment code

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
lavd: add avdevice_app_to_dev_control_message API

New API allows to send messages from application to devices.

Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>
lavd: add avdevice_dev_to_app_control_message API

New API allows to send messages from devices to application.

Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>
lavd: add opengl device

It can render to OpenGL context provided by application or into SDL window

Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>