Fixes CID1302838

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

This may actually result in a non-zero MV. Fixes ticket 4583.

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

* commit '28fa58cf5d939151108345d7ddddebbd51d9b684':
  dxva2: Fix build when only D3D11 or DXVA2 is used

Conflicts:
	libavcodec/dxva2_internal.h

See: 94d07b314a
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '31de41babcd96f8ac2e6632454737aecb3710df7':
  configure: Check if ID3D11VideoDecoder exists, not just the header to enable d3d11va

Conflicts:
	configure

See: a838b22bd9
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '08d006f5a8ae0faef76d3dccea699c3af3db5b63':
  h264: Fix HWACCEL_MAX for D3D11

See: 1b236541a6
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '674b79148ff29f40cbd569f5585bf99c71204bf5':
  hevc: Fix HWACCEL_MAX for D3D11

See: 688147cfe2
Merged-by: Michael Niedermayer <michaelni@gmx.at>

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

See SMPTE 377-1-2009 6.3.3 KLV Fill Items

Reviewed-by: tim nicholson <nichot20@yahoo.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* commit '63ce9fd23cfa5ac0d9a862be0da138108dc1c505':
  rtmpdh: Use GMP functions directly, instead of nettle wrappers

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

* commit '84c5ff911f3f0557c8f97a964f74ceb01dd6d214':
  rtmpdh: Fix the indentation in a struct

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

Signed-off-by: Martin Storsjö <martin@martin.st>

Fixes build with some mingw-w64 versions, that have got the header
but not the interface declaration.

Signed-off-by: Martin Storsjö <martin@martin.st>

Signed-off-by: Martin Storsjö <martin@martin.st>

Signed-off-by: Martin Storsjö <martin@martin.st>

mpz_import and mpz_export were added in GMP 4.1, in 2002.

This simplifies the DH code by clarifying that it only uses pure
bignum functions, no other parts of nettle/hogweed.

Signed-off-by: Martin Storsjö <martin@martin.st>

Signed-off-by: Martin Storsjö <martin@martin.st>

Reviewed-by: Philip Langdale <philipl@overt.org>
Signed-off-by: James Almer <jamrial@gmail.com>

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

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

This also avoids using a floating point operation

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

* commit 'b08caa87c35a768ec0abb16b1e99c3a85f1df28e':
  nvenc: H264 and HEVC encoders

Conflicts:
	Changelog
	configure
	libavcodec/Makefile
	libavcodec/version.h

This implementation is merged under the name nvenc_b*

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

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

* commit '522d971c7f5921bebcea2fc50e67056afdabb951':
  xsub: Check memory allocation

Conflicts:
	libavcodec/xsubdec.c

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

* commit '83797da6e36c1aadd85f41ca237dce823fc7bfa1':
  wma: Check memory allocation

See: 8559a71415
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'e1ea365f7e1477c78865b866a180712174536c20':
  truemotion2: Check memory allocation

Conflicts:
	libavcodec/truemotion2.c

See: d49f2603be
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '28fb80dcbf6f63eedfcfffc725a6bf0069d03fab':
  svq1: Check memory allocation

Conflicts:
	libavcodec/svq1enc.c

See: 2a3af77284
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '42df71d9bbb1a5b4bce0bb34417692565c72d390':
  ratecontrol: Check memory allocation

Conflicts:
	libavcodec/ratecontrol.c

See: 0898a6d4e4
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '0994e142132200c706f704271b5a7ae81d128f5c':
  pthread: Check memory allocation

Conflicts:
	libavcodec/pthread_frame.c

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

* commit '03927cb73399e6f07185fc7f8851d7612b4187b6':
  psymodel: Check memory allocation

Conflicts:
	libavcodec/psymodel.c

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

* commit 'fef2f4722bcbfe1c3802898b0f5deb6356132c91':
  xvid: Check memory allocation

See: 5c95de150f and others
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '9fb483fede7207c1f3965e5ae1ac0ee82e4d7a4e':
  x264: Check memory allocation

See: 066dc04373 and others
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '41658bc88553dab8499e4dfca311559dcbae2674':
  libtheora: Check memory allocation

Conflicts:
	libavcodec/libtheoraenc.c

See: 67d4d5f5db
See: 27216bf314
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '8df5fbf0b0c0ba12b033e61c28fc240f4bccba47':
  lcl: Check memory allocation

Conflicts:
	libavcodec/lclenc.c

See: 6dbcecd78e
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '7ca603f96f93d988e01d161d611f69a4ecaa3f02':
  jpegls: Check memory allocation

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

* commit '7d2a6826912b629f17f3b0c5268e334fa123c4c9':
  huffyuv: Check memory allocation

See: 4a722a5cab
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '7fccc96dc3c0bb2fa2079cbf4e4cf1aff2db46c8':
  eatgv: Check memory allocation

Conflicts:
	libavcodec/eatgv.c

See: a5615b82eb
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '69277069dd225f5ae02f0215e877a06522d834d3':
  dct: Check memory allocation

Conflicts:
	libavcodec/dct.c

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

* commit 'e524f37356156893cae50fc46451bd4a6198703d':
  asv: Check memory allocation

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

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

* commit '074a1b37325bf6d1483fc23ebf1255e78d998339':
  aacpsy: Check memory allocation

Conflicts:
	libavcodec/aacpsy.c

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

* commit '149fa0b7ac180fe1df48a2e379c560813555bf57':
  mpegvideo: Move MotionEstContext and function declarations to a separate header

Conflicts:
	libavcodec/mpegvideo.h

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

* commit 'b2b766914a49c4e3537df3a585e97b98d432edd2':
  mpegvideo: mpeg12: Move function declarations

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

* commit '378a00087fdadcc9b34165c05cd10a1a15f3fe61':
  mpegvideo: Move tables to a separate file

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

* commit '31a117a0e6d6eafdf997bfe0843f3e3d39cc0332':
  mpegvideo: msmpeg4: Move function declarations

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

* commit '2f15846ad7ad57beb0bca99c624affa0facf284b':
  mpegvideo: wmv2: Move function declarations

Conflicts:
	libavcodec/wmv2.h

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

* commit '902a55f7161ffea10e13c1e7df14022e2ed90514':
  dxva2_hevc: re-write reference frame handling

See: 902a55f716
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '35818b8aaf4d669ed0bbb05c3fd06e619f2db01a':
  dxva2_hevc: fix 32x32 scaling lists

See: b7a0b303d9
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '5c720657c23afd798ae0db7c7362eb859a89ab3d':
  mov: always check avio_read return value

Conflicts:
	libavformat/mov.c

See: b71528d896
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'bff0349d9da527084e1433167466d8afc9e25c7f':
  avio: Add avio_read wrapper to simplify error checking

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

* commit 'cffb9ea81bd16d2ed8bce187b6bf0279c07b3b9b':
  mov: reject zero bytes_per_frame with non-zero samples_per_frame

See: 83a04f8cc1
Merged-by: Michael Niedermayer <michaelni@gmx.at>