linux-kernel - Re: [PATCH v5 00/39] i.MX Media Driver

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Message-ID: <4e7f91fa-e1c4-1cbc-2542-2aaf19a35329@mentor.com>
Date:   Sun, 19 Mar 2017 15:57:56 +0200
From:   Vladimir Zapolskiy <vladimir_zapolskiy@...tor.com>
To:     Russell King - ARM Linux <linux@...linux.org.uk>,
        Steve Longerbeam <steve_longerbeam@...tor.com>
CC:     Steve Longerbeam <slongerbeam@...il.com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <shawnguo@...nel.org>,
        <kernel@...gutronix.de>, <fabio.estevam@....com>,
        <mchehab@...nel.org>, <hverkuil@...all.nl>, <nick@...anahar.org>,
        <markus.heiser@...marIT.de>, <p.zabel@...gutronix.de>,
        <laurent.pinchart+renesas@...asonboard.com>, <bparrot@...com>,
        <geert@...ux-m68k.org>, <arnd@...db.de>,
        <sudipm.mukherjee@...il.com>, <minghsiu.tsai@...iatek.com>,
        <tiffany.lin@...iatek.com>, <jean-christophe.trotin@...com>,
        <horms+renesas@...ge.net.au>,
        <niklas.soderlund+renesas@...natech.se>, <robert.jarzmik@...e.fr>,
        <songjun.wu@...rochip.com>, <andrew-ct.chen@...iatek.com>,
        <gregkh@...uxfoundation.org>, <shuah@...nel.org>,
        <sakari.ailus@...ux.intel.com>, <pavel@....cz>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-media@...r.kernel.org>, <devel@...verdev.osuosl.org>
Subject: Re: [PATCH v5 00/39] i.MX Media Driver

Hi Russell,

On 03/18/2017 10:43 PM, Russell King - ARM Linux wrote:
> On Sat, Mar 18, 2017 at 12:58:27PM -0700, Steve Longerbeam wrote:
>> Can you share your gstreamer pipeline? For now, until
>> VIDIOC_ENUM_FRAMESIZES is implemented, try a pipeline that
>> does not attempt to specify a frame rate. I use the attached
>> script for testing, which works for me.
> 
> It's nothing more than
> 
>   gst-launch-1.0 -v v4l2src ! <any needed conversions> ! xvimagesink
> 
> in my case, the conversions are bayer2rgbneon.  However, this only shows
> you the frame rate negotiated on the pads (which is actually good enough
> to show the issue.)

I'm sorry for potential offtopic, but is bayer2rgbneon element found in
any officially supported by GStreamer plugin? Can it be a point of
failure?

--
With best wishes,
Vladimir