Fixes Ticket2143
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

ANSI/ISO C guarantee this, yet there is evidence that there exist
platforms where its not so.
See: http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_30.htmlSigned-off-by: Michael Niedermayer <michaelni@gmx.at>

* qatar/master:
  fft-test: add a missing #include
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'b284e1ff':
  mem: do not check for negative size
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Fixes: http://m1.file.xiami.com/282/23282/343749/1769075752_709488_l.mp3Based-on-patch-by: Crossle Song <sxm@yixia.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes Ticket3083
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

this might fix Ticket2999 as well as some fate clients
untested as the original patch submitter no longer has the environment to test
this should be reverted if it does not fix the issues
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* cus/stable:
  ffplay: add support for libswresample options
  ffplay: use av_frame_get_pkt_pos instead directly accessing pkt pos
  ffplay: factor out picture freeing code
  ffplay: update and extend documentation for channel and stream switching
Merged-by: Michael Niedermayer <michaelni@gmx.at>

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>

See Ticket2280
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Reviewed-by: Lou Logan <lou@lrcd.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* lukaszmluki/master:
  lavd/pulse_audio_enc: avoid vars in for()
  lavd/pulse_audio_enc: add another default to stream name
Merged-by: Michael Niedermayer <michaelni@gmx.at>

stdio.h needed for printf since 7177df90

size_t is guaranteed to be unsigned
Signed-off-by: Anton Khirnov <anton@khirnov.net>

* qatar/master:
  fate: aac: Add test for AAC-ELD
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'adea4512':
  aacdec: Fix calls to avpriv_report_missing_feature().

See: 435a730e
See: 72cf47b2Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '4d6ee072':
  libavutil: x86: Add AVX2 capable CPU detection.

Conflicts:
	libavutil/cpu.c
	libavutil/cpu.h
	libavutil/x86/cpu.c

See: 865b70bcMerged-by: Michael Niedermayer <michaelni@gmx.at>

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

Fixes out of array accesses
Fixes Ticket3080
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

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

This ensures that frames do not get mixed on context reinits

Fixes Ticket2836
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

avformat/rtpproto: when local rtp port and local rtcp port are not specified, try to make two successive ports and retry 3 times when failed

some video players on Android will not send udp hole punching messages if the rtcp port and rtp port are not two successive integers.
So, if the video player is behind NAT, it could not receive and rtp messages via udp
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

It does not take log level as an argument.

Patch based on x264's AVX2 detection
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

Do not consider it an error if we have no frames and should discard one.
This condition can easily happen when decoding is started from an I frame

Fixes Ticket2811
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes seeking to the last frame in CBR files
Fixes Ticket2773
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

Fixes Ticket2980
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

also provide a list of workarounds to the user

Fixes Ticket2363
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* qatar/master:
  fft-test: Remove possibility of returning restricted exit code
  dct-test: Remove possibility of returning a restricted exit code
  base64-test: Remove posibility of returning restricted exit codes
  tree-test: Don't return restricted exit codes

Conflicts:
	libavutil/base64.c

See: b2fdf3fc
See: f80ca1cb
See: cbbd0ac7
See: 5dfdffebMerged-by: Michael Niedermayer <michaelni@gmx.at>

This strips the relative timestamp "flag" off.

Fixes Ticket2849
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>