lavc/vaapi_av1: Avoid sending the same slice buffer multiple times

When there are multiple tiles in one slice buffer, use multiple slice
params to avoid sending the same slice buffer multiple times and thus
increasing the bitstream size the driver will need to upload to hw.

Reviewed-by: Neal Gompa <ngompa13@gmail.com>
Signed-off-by: David Rosca <nowrep@gmail.com>
Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
(cherry picked from commit d2d911eb9a2fc6eb8d86b3ae025a56c1a2692fba)

Gbp-Pq: Name 0002-lavc-vaapi_av1-Avoid-sending-the-same-slice-buffer-m.patch

lavc/vaapi_decode: Make it possible to send multiple slice params buffers

Reviewed-by: Neal Gompa <ngompa13@gmail.com>
Signed-off-by: David Rosca <nowrep@gmail.com>
Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
(cherry picked from commit fe9d889dcd79ea18d4dfaa39df4ddbd4c8c3b15c)

Gbp-Pq: Name 0001-lavc-vaapi_decode-Make-it-possible-to-send-multiple-.patch

ffmpeg (7:7.0.2-3) unstable; urgency=medium

  * debian/patches: Apply upstream patch to fix armel/armhf asm builds
  * debian/rules: Revert "Temporarily disable ASM optimizations on armel and
    armhf" (Closes: #1074370)

[dgit import unpatched ffmpeg 7:7.0.2-3]

Import ffmpeg_7.0.2-3.debian.tar.xz

[dgit import tarball ffmpeg 7:7.0.2-3 ffmpeg_7.0.2-3.debian.tar.xz]

Import ffmpeg_7.0.2.orig.tar.xz

[dgit import orig ffmpeg_7.0.2.orig.tar.xz]