Good to know that it works! Thanks, Vitali.
Rūdolfs Bundulis wrote: > Hi Vitali, > > no it does not. And I just found the issue, the H264 encoder was > actually stalling after the 1280x720 resize on all 25 monitors and > since I was checking this from home and I did not have access to the > actual wall, I did not see that. I fixed it an yeah, now I got all 25 > to resize to full hd, after they were all resized to 1280x720. So with > XPDM the VRAM amount is sufficient for my needs. Seems that I'll have > to stack multiple GPU's or combine GPU/CPU encdoing to actually be > able to pull this amount of pixels off at 25fps. Sorry for that, I > hope I didn't take too much of your time with the verifications done > on your side and thank you both (you and Klaus) for the info - the > XPDM thing was very important, now I can run all the 5x5 wall with > full hd. > > Best Regards, > Rudolfs Bundulis > > > 2014-09-04 10:43 GMT+03:00 Vitali Pelenjow <[email protected] > <mailto:[email protected]>>: > > Does the VM have 2d acceleration enabled (in the VM settings)? > Which version of VBox/guest addidions do you use? > Please also send me VBox.log of the VM with 25 monitors. > And the VM xml config file (VMNAME.vbox). > > I tried with current VBox trunk. Used one of existing Win7 32 bit > VMs with XPDM driver. > I edited the .vbox xml config to set 256MB VRAM and 24 monitors. > Then started the VM with VBoxHeadless and on the host executed > a batch script with VBoxManage controlvm setvideomodehint for each > monitor. > Then connected to the VMs first monitor with a RDP client and > checked that > Display Properties in the guest show all 24 monitors at 1920x1200. > > Vitali > > Rūdolfs Bundulis wrote: > > >I wonder why monitors in your guest resize to 1280x720. > >Did you allow all modes in IFramebuffer::VideoModeSupported? > >Can you run 1 monitor at 1920x1200? > >How do you resize the guest monitors: from the guest or using > VBoxManage > >controlvm setvideomodehint? > > And I try to force the desired resolution like this: > > for (unsigned short nMonitorIndex = 0; nMonitorIndex < > m_nMonitorCount; ++nMonitorIndex) > { > // Set full hd for all the screens > CHECK_HRESULT(m_pDisplay->SetVideoModeHint(nMonitorIndex, > true, false, 0, 0, 1920, 1080, 32)); > } > > > One monitor runs fine, 7 also work, I didn't have time now to > find exact boundary but I will do it. Bascially in all the > configuriation the VirtualBox logs shows the hint for > 1920x1080 but a bit later just resizes to 1280x720 and does > not even try that. I'll mail you the source and logs directly, > thanks for the help. > > > _______________________________________________ vbox-dev mailing list [email protected] https://www.virtualbox.org/mailman/listinfo/vbox-dev
