MaciejDziuban 4072286f07 vulkan: Add default scaling lists for H265
H265 specification defines default scaling lists to use whenever scaling lists
are not specified in neither sps nor pps. Currently drivers ignore this
requirement and set the lists to zero. This commits adds a helper function
vk_video_derive_h265_scaling_list (similar to its h264 counterpart) that
selects either sps or pps lists and falls back to default values if neither
were specified. The default values were taken from ITU-T H265 specification
(revision 8), section 7.4.5.

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34096>
2025-04-04 07:23:48 +00:00
2025-04-02 20:13:37 +00:00
2025-04-02 20:13:37 +00:00
2025-02-23 00:31:59 +01:00
2025-04-01 22:11:10 +00:00
2025-01-08 20:37:51 +00:00
2025-02-09 08:13:27 +00:00
2025-02-19 21:57:26 +00:00
2025-02-23 00:31:59 +01:00
2024-11-18 22:29:14 +00:00
2025-01-30 19:02:37 +00:00

`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library
======================================================


Source
------

This repository lives at https://gitlab.freedesktop.org/mesa/mesa.
Other repositories are likely forks, and code found there is not supported.


Build & install
---------------

You can find more information in our documentation (`docs/install.rst
<https://docs.mesa3d.org/install.html>`_), but the recommended way is to use
Meson (`docs/meson.rst <https://docs.mesa3d.org/meson.html>`_):

.. code-block:: sh

  $ meson setup build
  $ ninja -C build/
  $ sudo ninja -C build/ install

Support
-------

Many Mesa devs hang on IRC; if you're not sure which channel is
appropriate, you should ask your question on `OFTC's #dri-devel
<irc://irc.oftc.net/dri-devel>`_, someone will redirect you if
necessary.
Remember that not everyone is in the same timezone as you, so it might
take a while before someone qualified sees your question.
To figure out who you're talking to, or which nick to ping for your
question, check out `Who's Who on IRC
<https://dri.freedesktop.org/wiki/WhosWho/>`_.

The next best option is to ask your question in an email to the
mailing lists: `mesa-dev\@lists.freedesktop.org
<https://lists.freedesktop.org/mailman/listinfo/mesa-dev>`_


Bug reports
-----------

If you think something isn't working properly, please file a bug report
(`docs/bugs.rst <https://docs.mesa3d.org/bugs.html>`_).


Contributing
------------

Contributions are welcome, and step-by-step instructions can be found in our
documentation (`docs/submittingpatches.rst
<https://docs.mesa3d.org/submittingpatches.html>`_).

Note that Mesa uses gitlab for patches submission, review and discussions.
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