* cigaes/master:
  lavc/mjpegenc: use proper error codes.
  lavc/mjpegenc: check av_frame_alloc() failure.
  lavc/libopenjpegenc: check av_frame_alloc() failure.
  lavc/diracdec: check av_frame_alloc() failure.
  lavc/utils: check av_frame_alloc() failure.
  ffprobe: check av_frame_alloc() failure.
  lavc/ffwavesynth: fix dependency sizeof(AVFrame).
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Some older compilers might have particular trouble with them,
and they do not really seem worth it to me.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>

In particular the mutex initialization for example won't actually
compile with e.g. gcc 2.95.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>

Since we have this compat/va_copy.h header already we might just as well make
use of it for more than one compiler.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>

* qatar/master:
  lavu: Move preprocessor macros in a separate file

Conflicts:
	libavutil/avutil.h
	libavutil/utils.c
	libavutil/version.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* cehoyos/master:
  Fix condition for transparency warning in xsub encoder.
  Allow hiding the banner.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

untested due to lack of sample
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

untested due to lack of sample
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The code seems to have never been tested
fixing it should be quite easy but needs a sample/testcase

Fixes use of uninitialized memory
Fixes: msan_uninit-mem_7f9a862dfabf_413_2889_assassin_OL.avi
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes ticket #3246.

And remove all the circular inclusions of avutil.h while at it.

* cigaes/master:
  lavd/xv: report if no adaptor present.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* lukaszmluki/master:
  lavf/libssh: improve authentication
  lavf/libssh: fix file mode
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* cus/stable:
  ffplay: do not wait for the picture allocation to finish on exit
  ffplay: remove two unneeded av_free_packet calls
  ffplay: remove some unneded av_frame_unref calls
  ffplay: remove unneeded avcodec_get_frame_defaults
  ffplay: use precalculated frame size and bytes per sec values
  ffplay: precalculate audio output frame size and byte per sec
Merged-by: Michael Niedermayer <michaelni@gmx.at>

- Add authentication using keys
- Provide better message on fail
Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>

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

Fixes use of uninitialized memory
Fixes: msan_uninit-mem_7f7812ca062f_2812_SC_32_part.MVE
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes: /ld/michael/ffmpeg_uninit/ffmpeg_uninit/done/msan_uninit-mem_7fb3e0fa86e9_1980_INTRO_B.VB
Fixes use of uninitialized memory
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

When SDL could not allocate a YUV overlay or open a window, the video thread
got locked up because it waited for the allocation to finish forever.
Reported-by: Carl Eugen Hoyos <cehoyos@ag.or.at>
Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

av_buffersrc_add_frame implicitly unreferences the added frame.
Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Timothy Gu <timothygu99@gmail.com>

Signed-off-by: Timothy Gu <timothygu99@gmail.com>

This part of the script doesn't check if git command is available and produce error if not.
It is 2 years since address changed and it is more reasonable to remove it than fix it.
Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes: msan_uninit-mem_7f6c73c97cf9_3571_als_04_2ch48k16b.mp4
Fixes use of uninitialized memory
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Reviewed-by: Thilo Borgmann <thilo.borgmann@mail.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* qatar/master:
  h264: namespace the decode function
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Some compilers dont support that
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>