Fixes #6829.
Signed-off-by: Paul B Mahol <onemda@gmail.com>

Allows decoding with API users which require this API.
Reviewed-by: Aman Gupta <ffmpeg@tmm1.net>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Reviewed-by: jkqxz
Signed-off-by: James Almer <jamrial@gmail.com>

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Reviewed-by: jkqxz
Signed-off-by: James Almer <jamrial@gmail.com>

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Reviewed-by: jkqxz
Signed-off-by: James Almer <jamrial@gmail.com>

vaExportSurfaceHandle() wasn't included in the 2.0 release.

Fixes ticket #6828.

This is already added to the initial pool size in ff_decode_get_hw_frames_ctx,
so adding it here again increases the amount of surfaces needlessly.

This reverts commit e7fe5e51.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

* commit '5c22c90c':
  vp9_superframe_bsf: cache packets by creating new references instead of moving pointers

See 37f4a093
7a02b364Merged-by: James Almer <jamrial@gmail.com>

* commit '0ccddbad':
  smacker: limit recursion depth of smacker_decode_bigtree

See 946ecd19Merged-by: James Almer <jamrial@gmail.com>

* commit 'cd4663dc':
  smacker: add sanity check for length in smacker_decode_tree()

See b829da36Merged-by: James Almer <jamrial@gmail.com>

* commit '17b6c7ef':
  build: Add missing config.sh dependency for pkg-config files
Merged-by: James Almer <jamrial@gmail.com>

* commit '7ebe7e8e':
  build: Remove pkg-config files on clean instead of on distclean
Merged-by: James Almer <jamrial@gmail.com>

* commit 'fbf77b5a':
  build: Add uninstall-pkgconfig target to match install-lib*-pkgconfig
Merged-by: James Almer <jamrial@gmail.com>

* commit 'fbca6e7d':
  matroskadec: allow RealAudio/Cook/Sipro streams of flavor 0

This commit is a noop, see 0d944ee3Merged-by: James Almer <jamrial@gmail.com>

* commit '8e0febe2':
  configure: Use right variable and right value for AIX ar flags
Merged-by: James Almer <jamrial@gmail.com>

* commit '22241208':
  avconv.c: fix calculation of input file duration in seek_to_start()

This commit is a noop, see 3ddb887cMerged-by: James Almer <jamrial@gmail.com>

* commit '55fe72a8':
  matroskadec: don't warn about unknown spherical medata when none is present
Merged-by: James Almer <jamrial@gmail.com>

* commit '1746c7c8':
  libspeexenc: Use speex_lib_get_mode instead of the speex_foo_mode data symbols
Merged-by: James Almer <jamrial@gmail.com>

* commit '2cf3c0ab':
  Revert "configure: Detect AIX ar command instead of hardcoding it in the OS section"
Merged-by: James Almer <jamrial@gmail.com>

* commit '9b0aff51':
  configure: Simplify MIPS instruction set handling

This commit is a noop.
Merged-by: James Almer <jamrial@gmail.com>

* commit '192fe52e':
  configure: Miscellaneous minor changes to config file handling
Merged-by: James Almer <jamrial@gmail.com>

* commit '14bba662':
  configure: Remove unused apply() helper function

This commit is a noop.
Merged-by: James Almer <jamrial@gmail.com>

* commit '61a17423':
  configure: Miscellaneous small changes to helper functions
Merged-by: James Almer <jamrial@gmail.com>

Affected files with palette and colour-depth < 8.

* commit '67c72f08':
  configure: Stop using dlltool to create an import library
Merged-by: James Almer <jamrial@gmail.com>

* commit '91760a93':
  dashenc: copy stream frame rate to output stream

This commit is a noop, see 3c838e64Merged-by: James Almer <jamrial@gmail.com>

* commit '4723c622':
  dashenc: fix bitrate estimation with correct scaling
Merged-by: James Almer <jamrial@gmail.com>

* commit '0e702124':
  doc: Provide better examples for hls and segment muxing
Merged-by: James Almer <jamrial@gmail.com>