Re: Single- vs Multi-planar APIs for mem2mem devices

2019-07-12 Thread wens Tsai
On Fri, Jul 12, 2019 at 5:37 PM Paul Kocialkowski wrote: > > Hi, > > On Fri 12 Jul 19, 12:26, wens Tsai wrote: > > On Thu, Jul 11, 2019 at 8:19 PM Paul Kocialkowski > > wrote: > > > > > > On Thu 11 Jul 19, 19:51, wens Tsai wrote: > > > > On Thu, Jul 11, 2019 at 5:39 PM Paul Kocialkowski > > > >

Re: Single- vs Multi-planar APIs for mem2mem devices

2019-07-12 Thread Paul Kocialkowski
Hi, On Fri 12 Jul 19, 12:26, wens Tsai wrote: > On Thu, Jul 11, 2019 at 8:19 PM Paul Kocialkowski > wrote: > > > > On Thu 11 Jul 19, 19:51, wens Tsai wrote: > > > On Thu, Jul 11, 2019 at 5:39 PM Paul Kocialkowski > > > wrote: > > > > > > > > Hi, > > > > > > > > On Thu 11 Jul 19, 17:21, wens Tsai

Re: Single- vs Multi-planar APIs for mem2mem devices

2019-07-11 Thread wens Tsai
On Thu, Jul 11, 2019 at 8:19 PM Paul Kocialkowski wrote: > > On Thu 11 Jul 19, 19:51, wens Tsai wrote: > > On Thu, Jul 11, 2019 at 5:39 PM Paul Kocialkowski > > wrote: > > > > > > Hi, > > > > > > On Thu 11 Jul 19, 17:21, wens Tsai wrote: > > > > I noticed that recent codec driver additions, such

Re: Single- vs Multi-planar APIs for mem2mem devices

2019-07-11 Thread Paul Kocialkowski
On Thu 11 Jul 19, 19:51, wens Tsai wrote: > On Thu, Jul 11, 2019 at 5:39 PM Paul Kocialkowski > wrote: > > > > Hi, > > > > On Thu 11 Jul 19, 17:21, wens Tsai wrote: > > > I noticed that recent codec driver additions, such as hantro, meson/vdec, > > > mtk, used the multi-planar API (mplane) instead

Re: Single- vs Multi-planar APIs for mem2mem devices

2019-07-11 Thread wens Tsai
On Thu, Jul 11, 2019 at 5:39 PM Paul Kocialkowski wrote: > > Hi, > > On Thu 11 Jul 19, 17:21, wens Tsai wrote: > > I noticed that recent codec driver additions, such as hantro, meson/vdec, > > mtk, used the multi-planar API (mplane) instead of the single-planar API. > > > > Is there a preference f

Re: Single- vs Multi-planar APIs for mem2mem devices

2019-07-11 Thread Paul Kocialkowski
Hi, On Thu 11 Jul 19, 17:21, wens Tsai wrote: > I noticed that recent codec driver additions, such as hantro, meson/vdec, > mtk, used the multi-planar API (mplane) instead of the single-planar API. > > Is there a preference for moving towards mplane? Well, there is strict technical requirement f

Single- vs Multi-planar APIs for mem2mem devices

2019-07-11 Thread wens Tsai
Hi, I noticed that recent codec driver additions, such as hantro, meson/vdec, mtk, used the multi-planar API (mplane) instead of the single-planar API. Is there a preference for moving towards mplane? Also I noticed that v4l-utils has a plugin that seamlessly adapts mplane devices to work with s