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From: Nicolas Dufresne <nicolas@ndufresne.ca>
To: Dmitry Osipenko <digetx@gmail.com>,
	Hans Verkuil <hverkuil@xs4all.nl>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh+dt@kernel.org>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Stephen Warren <swarren@wwwdotorg.org>,
	Vladimir Zapolskiy <vz@mleia.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
	linux-media@vger.kernel.org, linux-tegra@vger.kernel.org,
	devel@driverdev.osuosl.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Maxime Ripard <maxime.ripard@free-electrons.com>,
	Giulio Benetti <giulio.benetti@micronovasrl.com>
Subject: Re: [PATCH v4 3/5] staging: Introduce NVIDIA Tegra video decoder driver
Date: Sun, 10 Dec 2017 14:29:39 -0500	[thread overview]
Message-ID: <1512934179.4281.15.camel@ndufresne.ca> (raw)
In-Reply-To: <f46f397d-28e1-f4e5-55d4-9863214e8f6c@gmail.com>

Le dimanche 10 décembre 2017 à 21:56 +0300, Dmitry Osipenko a écrit :
> > I've CC-ed Maxime and Giulio as well: they are looking into adding support for
> > the stateless allwinner codec based on this code as well. There may well be
> > opportunities for you to work together, esp. on the userspace side. Note that
> > Rockchip has the same issue, they too have a stateless HW codec.
> 
> IIUC, we will have to define video decoder parameters in V4L API and then make a
> V4L driver / userspace prototype (ffmpeg for example) that will use the requests
> API for video decoding in order to upstream the requests API. Does it sound good?

Chromium/Chrome already have support for that type of decoder in their
tree. In theory, it should just work.

Nicolas

  reply	other threads:[~2017-12-10 19:29 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-19 21:34 [PATCH v4 0/5] NVIDIA Tegra20 video decoder driver Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 1/5] ARM: tegra: Add device tree node to describe IRAM Dmitry Osipenko
2017-11-11 14:18   ` Vladimir Zapolskiy
2017-11-12 16:28     ` Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 2/5] media: dt: bindings: Add binding for NVIDIA Tegra Video Decoder Engine Dmitry Osipenko
2017-10-27  1:01   ` Rob Herring
2017-11-11 14:21   ` Vladimir Zapolskiy
2017-11-12 16:19     ` Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 3/5] staging: Introduce NVIDIA Tegra video decoder driver Dmitry Osipenko
2017-11-11 14:06   ` Vladimir Zapolskiy
2017-11-12 16:17     ` Dmitry Osipenko
2017-11-13  8:16     ` Dan Carpenter
2017-12-04 14:04   ` Hans Verkuil
2017-12-05 12:17     ` Dmitry Osipenko
2017-12-05 13:03       ` Hans Verkuil
2017-12-10 18:56         ` Dmitry Osipenko
2017-12-10 19:29           ` Nicolas Dufresne [this message]
2017-12-11  0:12             ` Dmitry Osipenko
2017-12-12 12:54           ` Hans Verkuil
2017-10-19 21:34 ` [PATCH v4 4/5] ARM: dts: tegra20: Add video decoder node Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 5/5] ARM: defconfig: tegra: Enable Video Decoder driver Dmitry Osipenko

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