Sil Vilerino

va: Add Win32 Display/node and meson Windows build

20

This PR adds a new VA node for Win32 and adds support for Windows building with meson. - Some of the VA (mostly va.c and va_trace.c) runtime code was modified...

win32/driver loader: Allow backends to load drivers from registry path

9

Rework of https://github.com/intel/libva/pull/684 after rebasing for #682. When va-win32 loads the registered driver for a given device LUID passed in vaGetDisplayWin32, it's currently treating it merely as a driver name,...

[VAConfigAttribValEncHEVCBlockSizes] min/max_max_transform_hierarchy_depth_inter/intra don't have enough field bits

2

In the struct `VAConfigAttribValEncHEVCBlockSizes` defined in [here](https://github.com/intel/libva/blob/master/va/va_enc_hevc.h#L193), the min/max fields for `max_transform_hierarchy_depth_inter` and `max_transform_hierarchy_depth_intra` are 2 bits wide, but from the HEVC codec standard, both those values: `...shall be in...

[VAAPI AV1 Encode] Encoder doesn't check VAConfigAttribEncMaxRefFrames

4

On official ffmpeg (with the upstreamed AV1 encode patch), the encoder seems to be generating bitstreams using always 2 reference frames set to LAST/GOLDEN for P, even when VAConfigAttribEncMaxRefFrames.L0 reports...

Identify arm64ec as aarch64 instead of x64

2

ARM64EC is a new build target for Windows ARM64 devices for x64 support. Currently that build flavor fails in Blake3 due to attempting to use the x64 intrinsics instead of...