Uri Lublin <[email protected]> 于2021年1月31日周日 下午9:48写道：
> On 1/30/21 1:25 PM, lx wrote: > > Frediano Ziglio <[email protected]> 于2021年1月29日周五 下午6:39写道： > > > >> Il giorno gio 28 gen 2021 alle ore 01:45 lx <[email protected]> ha > >> scritto: > >>> > >>> > >>> Uri Lublin <[email protected]> 于2021年1月27日周三 下午11:47写道： > >>>> > >>>> On 1/27/21 4:22 AM, lx wrote: > >>>>> Hi all: > >>>>> If I redirect USB camera to virtual machine, I think we send > >>>>> original URB to virtual machine by USB channel. > >>>>> Is this understanding correct? If we want to improve the user > >> experience, > >>>>> we need to compress URB data? > >>>> > >>>> Hi, > >>>> > >>>> If you build with lz4 enabled (both client and server), > >>>> then it should use lz4 to compress the data. > >>>> > >>>> There is no functionality to create > >>>> a video stream out of raw data. > >>>> > >>>> Can the USB camera be configured to send a compress stream? > >>>> > >>>> Uri. > >>>> > >>> > >>> Hi: > >>> USB camera can support MJPG and YUV. I think H264 is better than > >> MJPG. So Can we > >>> let spice support H264 ? Is this feasible? > >>> > >> > >> This is independent from SPICE, if the camera send compressed data > >> already SPICE will just > >> forward compressed data in whatever format is in USB. > >> If the camera supports MJPEG and YUV choose MJPEG, YUV is not > >> compressed (just a different color > >> space than RGB, often taking less bits but still not compressed). > >> > >> Frediano > >> > > > > If the camera chooses YUV, can we encode it to H264 in SPICE? Is this > > feasible? > > Currently, SPICE does not do look at USB data. > Hi: What do you mean spice just forward USB protocol data? Thank you
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