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From: Hans de Goede <hdegoede@redhat.com>
To: Nicolas Dufresne <nicolas.dufresne@collabora.com>,
	Linux Media Mailing List <linux-media@vger.kernel.org>
Subject: Re: LibV4L2 and CREATE_BUFS issues
Date: Sun, 14 Dec 2014 10:49:26 +0100	[thread overview]
Message-ID: <548D5D26.5080504@redhat.com> (raw)
In-Reply-To: <548C6607.10700@collabora.com>

Hi,

On 13-12-14 17:15, Nicolas Dufresne wrote:
>
> Le 2014-12-13 05:41, Hans de Goede a écrit :
>> I think making CREATE_BUFS fail when doing conversion is probably best,
>> note that gstreamer should be able to tell which formats will lead to doing
>> conversion, and that it can try to avoid those.
>
> Those format indeed have a flag. The problem is for HW specific format, like few bayers format, which we can't avoid if we need to use such camera.

Ah yes I see, so I assume that if libv4l where to return a failure for
CREATE_BUFS when conversion is used, that gstreamer will then fallback to
a regular REQUEST_BUFS call ?

Then that indeed seems the best solution, can you submit patch for this ?

Regards,

Hans

  reply	other threads:[~2014-12-14  9:49 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-10 16:27 LibV4L2 and CREATE_BUFS issues Nicolas Dufresne
2014-12-13 10:41 ` Hans de Goede
2014-12-13 16:15   ` Nicolas Dufresne
2014-12-14  9:49     ` Hans de Goede [this message]
2014-12-14 14:24       ` Nicolas Dufresne
2014-12-15 15:58         ` Hans de Goede
2014-12-15 16:35           ` Nicolas Dufresne

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