linux-kernel - Re: [PATCH 10/10] venus: dec: make decoder compliant with stateful codec API

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Message-ID: <fe51ae1e-6d2e-36bd-485a-d85520ad2386@linaro.org>
Date:   Wed, 24 Apr 2019 15:15:43 +0300
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     Hans Verkuil <hverkuil@...all.nl>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        linux-media@...r.kernel.org
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Vikash Garodia <vgarodia@...eaurora.org>,
        Tomasz Figa <tfiga@...omium.org>,
        Alexandre Courbot <acourbot@...omium.org>,
        Malathi Gottam <mgottam@...eaurora.org>
Subject: Re: [PATCH 10/10] venus: dec: make decoder compliant with stateful
 codec API

Hi Hans,

On 2/15/19 3:44 PM, Hans Verkuil wrote:
> Hi Stanimir,
> 
> I never paid much attention to this patch series since others were busy
> discussing it and I had a lot of other things on my plate, but then I heard
> that this patch made G_FMT blocking.

OK, another option could be to block REQBUF(CAPTURE) until event from hw
is received that the stream is parsed and the resolution is correctly
set by application. Just to note that I'd think to this like a temporal
solution until gstreamer implements v4l events.

Is that looks good to you?

-- 
regards,
Stan