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

From	Philipp Zabel <p.zabel@pengutronix.de>
Newsgroups	linux.kernel
Subject	Re: [PATCH v5 00/39] i.MX Media Driver
Date	2017-03-20 14:20 +0100
Message-ID	<tn5o5-5eP-9@gated-at.bofh.it> (permalink)
References	<tjkOJ-708-5@gated-at.bofh.it> <tmsd4-2zo-19@gated-at.bofh.it> <tmsG5-2No-11@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Sat, 2017-03-18 at 12:58 -0700, Steve Longerbeam wrote:
> 
> On 03/18/2017 12:22 PM, Russell King - ARM Linux wrote:
> > Hi Steve,
> >
> > I've just been trying to get gstreamer to capture and h264 encode
> > video from my camera at various frame rates, and what I've discovered
> > does not look good.
> >
> > 1) when setting frame rates, media-ctl _always_ calls
> >     VIDIOC_SUBDEV_S_FRAME_INTERVAL with pad=0.

To allow setting pad > 0:
https://patchwork.linuxtv.org/patch/39348/

> > 2) media-ctl never retrieves the frame interval information, so there's
> >     no way to read it back with standard tools, and no indication that
> >     this is going on...
> 
> I think Philipp Zabel submitted a patch which addresses these
> in media-ctl. Check with him.

To read back and propagate the frame interval:
https://patchwork.linuxtv.org/patch/39349/
https://patchwork.linuxtv.org/patch/39351/

regards
Philipp

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Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-18 20:30 +0100
  Re: [PATCH v5 00/39] i.MX Media Driver Steve Longerbeam <steve_longerbeam@mentor.com> - 2017-03-18 21:00 +0100
    Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-18 21:50 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Nicolas Dufresne <nicolas@ndufresne.ca> - 2017-03-19 01:50 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 02:10 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 16:00 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Nicolas Dufresne <nicolas@ndufresne.ca> - 2017-03-19 16:10 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 11:00 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Nicolas Dufresne <nicolas@ndufresne.ca> - 2017-03-19 15:50 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com> - 2017-03-19 15:00 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 15:30 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com> - 2017-03-19 16:10 +0100
            Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 16:20 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 15:30 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Nicolas Dufresne <nicolas@ndufresne.ca> - 2017-03-19 15:50 +0100
    Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 11:50 +0100
      [PATCH 2/4] media: imx: allow bayer pixel formats to be looked up Russell King <rmk+kernel@armlinux.org.uk> - 2017-03-19 11:50 +0100
        Re: [PATCH 2/4] media: imx: allow bayer pixel formats to be looked up Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 23:20 +0100
      [PATCH 1/4] media: imx-media-csi: fix v4l2-compliance check Russell King <rmk+kernel@armlinux.org.uk> - 2017-03-19 11:50 +0100
        Re: [PATCH 1/4] media: imx-media-csi: fix v4l2-compliance check Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 23:20 +0100
      [PATCH 4/4] media: imx-media-capture: add frame sizes/interval  enumeration Russell King <rmk+kernel@armlinux.org.uk> - 2017-03-19 12:00 +0100
        Re: [PATCH 4/4] media: imx-media-capture: add frame sizes/interval  enumeration Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 23:30 +0100
          Re: [PATCH 4/4] media: imx-media-capture: add frame sizes/interval  enumeration Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 23:50 +0100
        Re: [PATCH 4/4] media: imx-media-capture: add frame sizes/interval         enumeration Philippe De Muyter <phdm@macq.eu> - 2017-03-20 10:00 +0100
          Re: [PATCH 4/4] media: imx-media-capture: add frame sizes/interval  enumeration Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-20 10:10 +0100
            Re: [PATCH 4/4] media: imx-media-capture: add frame sizes/interval         enumeration Philippe De Muyter <phdm@macq.eu> - 2017-03-20 10:30 +0100
              Re: [PATCH 4/4] media: imx-media-capture: add frame sizes/interval  enumeration Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-20 11:50 +0100
      [PATCH 3/4] media: imx-csi: add frame size/interval enumeration Russell King <rmk+kernel@armlinux.org.uk> - 2017-03-19 12:10 +0100
        Re: [PATCH 3/4] media: imx-csi: add frame size/interval enumeration Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 23:30 +0100
        Re: [PATCH 3/4] media: imx-csi: add frame size/interval enumeration Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-22 00:50 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 19:00 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 19:10 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-03-20 14:10 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-20 14:40 +0100
            Re: [PATCH v5 00/39] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-03-20 15:00 +0100
              Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-20 15:20 +0100
                Re: [PATCH v5 00/39] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-03-20 17:10 +0100
                Re: [PATCH v5 00/39] i.MX Media Driver "Niklas Söderlund" <niklas.soderlund@ragnatech.se> - 2017-03-21 11:50 +0100
                Re: [PATCH v5 00/39] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-03-21 12:10 +0100
                Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-21 12:50 +0100
                Re: [PATCH v5 00/39] i.MX Media Driver Nicolas Dufresne <nicolas@ndufresne.ca> - 2017-03-22 19:20 +0100
    Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 13:20 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-19 20:10 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 21:00 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-03-19 21:00 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-03-20 14:00 +0100
      Re: [PATCH v5 00/39] i.MX Media Driver Philipp Zabel <p.zabel@pengutronix.de> - 2017-03-20 14:30 +0100
        Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-20 16:50 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-20 17:40 +0100
          Re: [PATCH v5 00/39] i.MX Media Driver Philipp Zabel <p.zabel@pengutronix.de> - 2017-03-20 17:40 +0100
    Re: [PATCH v5 00/39] i.MX Media Driver Philipp Zabel <p.zabel@pengutronix.de> - 2017-03-20 14:20 +0100

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