[FFmpeg-devel] [PATCH] lavc/qsv: adding DX11 support

Hendrik Leppkes h.leppkes at gmail.com
Mon Dec 23 20:56:01 EET 2019

On Mon, Dec 23, 2019 at 7:40 PM Artem Galin <artem.galin at gmail.com> wrote:
> This enables DX11 support for QSV with higher priority than DX9.
> In case of multiple GPUs configuration, DX9 API does not allow to get
> access to QSV device in some cases - headless.
> Implementation based on DX11 resolves that restriction by enumerating list of available GPUs and finding device with QSV support.
> Signed-off-by: Artem Galin <artem.galin at gmail.com>

Did you test this in combination of D3D11VA decoding and QSV encoding?
Historically, QSV failed at accepting the array-textures that are used
by a D3D11 decoder, which is why this was not included.

- Hendrik

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