Messages in this thread | | | Subject | Re: [PATCH v4 14/36] [media] v4l2-mc: add a function to inherit controls from a pipeline | From | Philipp Zabel <> | Date | Fri, 17 Mar 2017 14:51:10 +0100 |
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On Fri, 2017-03-17 at 10:24 -0300, Mauro Carvalho Chehab wrote: [...] > The big question, waiting for an answer on the last 8 years is > who would do that? Such person would need to have several different > hardware from different vendors, in order to ensure that it has > a generic solution. > > It is a way more feasible that the Kernel developers that already > have a certain hardware on their hands to add support inside the > driver to forward the controls through the pipeline and to setup > a "default" pipeline that would cover the common use cases at > driver's probe.
Actually, would setting pipeline via libv4l2 plugin and letting drivers provide a sane enabled default pipeline configuration be mutually exclusive? Not sure about the control forwarding, but at least a simple link setup and format forwarding would also be possible in the kernel without hindering userspace from doing it themselves later.
regards Philipp
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