Re: [PATCH 00/10] Venus stateful Codec API

[Alexandre Courbot]

On Thu, Jan 24, 2019 at 7:13 PM Stanimir Varbanov
<stanimir.varbanov@xxxxxxxxxx> wrote:
>
> Hi Alex,
>
> Thank you for review and valuable comments!
>
> On 1/24/19 10:43 AM, Alexandre Courbot wrote:
> > Hi Stanimir,
> >
> > On Fri, Jan 18, 2019 at 1:20 AM Stanimir Varbanov
> > <stanimir.varbanov@xxxxxxxxxx> wrote:
> >>
> >> Hello,
> >>
> >> This aims to make Venus decoder compliant with stateful Codec API [1].
> >> The patches 1-9 are preparation for the cherry on the cake patch 10
> >> which implements the decoder state machine similar to the one in the
> >> stateful codec API documentation.
> >
> > Thanks *a lot* for this series! I am still stress-testing it against
> > the Chromium decoder tests, but so far it has been rock-solid. I have
> > a few inline comments on some patches ; I will also want to review the
> > state machine more thoroughly after refreshing my mind on Tomasz doc,
> > but this looks pretty promising already.
>
> I'm expecting problems with ResetAfterFirstConfigInfo. I don't know why
> but this test case is very dirty. I'd appreciate any help to decipher
> what is the sequence of v4l2 calls made by this unittest case.

I did not see any issue with ResetAfterFirstConfigInfo, however
ResourceExhaustion seems to hang once in a while. But I could already
see this behavior with the older patchset.

In any case I plan to thoroughly review the state machine. I agree it
is a bit complex to grasp.