[libcamera-devel] [PATCH v3 1/4] ipa: ipu3: Separate out frame context queue as a distinct class

[Jacopo Mondi]

Hi Umang

On Mon, Jun 20, 2022 at 06:35:07PM +0530, Umang Jain wrote:
> Hi Jacopo
>
> On 6/20/22 15:14, Jacopo Mondi wrote:
> > Hi Umang,
> >
> > On Mon, Jun 20, 2022 at 02:10:21AM +0530, Umang Jain via libcamera-devel wrote:
> > > +
> > > +/**
> > > + * \brief Sets the size of the FCQueue
> > > + * \param[in] size The intended size of the FCQueue
> > > + */
> > > +void FCQueue::setSize(uint32_t size)
> > Will the size be changed at run time or is it fixed ? Because if
> > that's the case this could be made a compile-time parameter..
>
>
> FCQueue should re-configuration at run time, in the sense, it can be
> re-configured to change it's size between start() > stop() > configure() >
> stop() cycles.
>
> That's what I have tried to address.
>

Could you be patient and explain me what is the use case for changing the
FCQueue size (ie the max number of requests in flight, which to me is
a camera static property).