Re: is it possible to use single IOCTL to setup media pipeline?

2018-11-22 Thread Tomasz Figa
On Thu, Nov 22, 2018 at 10:46 PM Sakari Ailus wrote: > > Hi Tomasz, > > On Thu, Nov 22, 2018 at 04:06:36PM +0900, Tomasz Figa wrote: > > Hi Ning, > > > > On Thu, Nov 22, 2018 at 11:52 AM Zhang, Ning A > > wrote: > > > > > > Hello everyone > > > > > > when we need to setup media pipeline, eg,

Re: is it possible to use single IOCTL to setup media pipeline?

2018-11-22 Thread Sakari Ailus
Hi Tomasz, On Thu, Nov 22, 2018 at 04:06:36PM +0900, Tomasz Figa wrote: > Hi Ning, > > On Thu, Nov 22, 2018 at 11:52 AM Zhang, Ning A wrote: > > > > Hello everyone > > > > when we need to setup media pipeline, eg, for camera capture, media-ctl > > needs to be called multiple time to setup media

Re: is it possible to use single IOCTL to setup media pipeline?

2018-11-22 Thread Zhang, Ning A
Tomasz, Thank you for your answers. learned a lot. BR. Ning. 在 2018-11-22四的 16:06 +0900,Tomasz Figa写道: > Hi Ning, > > On Thu, Nov 22, 2018 at 11:52 AM Zhang, Ning A m> wrote: > > > > Hello everyone > > > > when we need to setup media pipeline, eg, for camera capture, > > media-ctl > > needs

Re: is it possible to use single IOCTL to setup media pipeline?

2018-11-21 Thread Tomasz Figa
Hi Ning, On Thu, Nov 22, 2018 at 11:52 AM Zhang, Ning A wrote: > > Hello everyone > > when we need to setup media pipeline, eg, for camera capture, media-ctl > needs to be called multiple time to setup media link and subdev > formats, or similar code in a single application. this will use >

is it possible to use single IOCTL to setup media pipeline?

2018-11-21 Thread Zhang, Ning A
Hello everyone when we need to setup media pipeline, eg, for camera capture, media-ctl needs to be called multiple time to setup media link and subdev formats, or similar code in a single application. this will use multiple IOCTLs on "/dev/mediaX" and "/dev/v4l2-subdevY". to setup media