Re: Proposed updates and guidelines for MPEG-2, H.264 and H.265 stateless support

Thierry Reding
2019-06-04T08:55:08Z

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On Mon, Jun 03, 2019 at 02:52:44PM -0400, Nicolas Dufresne wrote:
[...]
> There is one thing that come up though, if we enable per-frame decoding
> on top of per-slice decoder (like Cedrus), won't we force userspace to
> always compute l0/l1 even though the HW might be handling that ? Shall
> we instead pass the modification list and implement the non-parsing
> bits of applying the modifications in the kernel ?

Applying the modifications is a standard procedure, right? If it's
completely driver-agnostic, it sounds to me like the right place to
perform the operation is in userspace.

Thierry

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