<div dir="auto"><div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">вт, 14 нояб. 2023 г., 11:08 David Koski via Cin <<a href="mailto:cin@lists.cinelerra-gg.org" rel="noreferrer noreferrer noreferrer" target="_blank">cin@lists.cinelerra-gg.org</a>>:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I've started using CinGG-20230930-x86_64.AppImage and I'm getting the <br>
hang of the basics. I have gotten my nvidia hardware engaged with <br>
Cinelerra for encoding but still the rendering is not all that great and <br>
my CPUs are loaded down. On finding that I need environment variables <br>
to engage decoding, I thought maybe that is hindering my rendering. So <br>
with the following setting I started a rendering job:<br>
<br>
export CIN_HW_DEV=vdpau<br>
<br>
Now I get an error:<br>
<br>
recvmsg(22, Failed to open VDPAU backend libvdpau_nvidia.so: cannot open <br>
shared object file: No such file or directory<br></blockquote></div></div><div dir="auto"><br></div><div dir="auto">Are you using libre nouveau driver or proprietary nvidia one?</div><div dir="auto"><br></div><div dir="auto">I think libre driver only can do hw decoding acceleration on GPUs with up to and including VP5, so around GeForce 750 or so. And even then you need non-free firmware.</div><div dir="auto"><br></div><div dir="auto"><a href="https://nouveau.freedesktop.org/VideoAcceleration.html" rel="noreferrer noreferrer" target="_blank">https://nouveau.freedesktop.org/VideoAcceleration.html</a><br></div><div dir="auto"><br></div><div dir="auto">I have GF710, and in latest mesa self-compiled as debugoptimized I get some unfan asserts or even simply black screen.</div><div dir="auto"><br></div><div dir="auto">It works for me in live session with binary driver installed, where I can use apparently both hw decoder and encoder via nvedec + "cuda" codepath and nvenc via specialized rendering profile, included with cingg.</div><div dir="auto"><br></div><div dir="auto">I asked on #nouveau IRC channel and sadly encoder reverse engineering is much harder than I can attempt :( . So I rebooted back into my hdd installed Slackware with libre driver, in hope to track progress with reported bugs</div><div dir="auto"><br></div><div dir="auto"><a href="https://gitlab.freedesktop.org/mesa/mesa/-/issues/9594" target="_blank" rel="noreferrer">https://gitlab.freedesktop.org/mesa/mesa/-/issues/9594</a><br></div><div dir="auto"><br></div><div dir="auto"><a href="https://gitlab.freedesktop.org/mesa/mesa/-/issues/9582">https://gitlab.freedesktop.org/mesa/mesa/-/issues/9582</a><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
libvdpau is installed:<br>
<br>
ii libvdpau-va-gl1 0.4.2-1build2:amd64 VDPAU driver with <br>
OpenGL/VAAPI backend<br>
ii libvdpau1 1.4-3build2:amd64 Video Decode and <br>
Presentation API for Unix (libraries)<br>
<br>
The files exist:<br>
<br>
drwxr-xr-x 21 root root 4096 Nov 1 19:29 /./<br>
drwxr-xr-x 154 root root 12288 Nov 8 21:08 /etc/<br>
-rw-r--r-- 1 root root 51 Apr 9 2020 /etc/vdpau_wrapper.cfg<br>
drwxr-xr-x 14 root root 4096 Mar 8 2023 /usr/<br>
drwxr-xr-x 118 root root 4096 Nov 9 20:40 /usr/lib/<br>
drwxr-xr-x 125 root root 122880 Nov 8 21:08 /usr/lib/x86_64-linux-gnu/<br>
lrwxrwxrwx 1 root root 17 Mar 24 2022 <br>
/usr/lib/x86_64-linux-gnu/libvdpau.so.1 -> libvdpau.so.1.0.0<br>
-rw-r--r-- 1 root root 18592 Mar 24 2022 <br>
/usr/lib/x86_64-linux-gnu/libvdpau.so.1.0.0<br>
drwxr-xr-x 2 root root 4096 Sep 30 09:40 <br>
/usr/lib/x86_64-linux-gnu/vdpau/<br>
lrwxrwxrwx 1 root root 23 Mar 24 2022 <br>
/usr/lib/x86_64-linux-gnu/vdpau/libvdpau_trace.so.1 -> <br>
libvdpau_trace.so.1.0.0<br>
-rw-r--r-- 1 root root 59544 Mar 24 2022 <br>
/usr/lib/x86_64-linux-gnu/vdpau/libvdpau_trace.so.1.0.0<br>
drwxr-xr-x 306 root root 12288 Nov 8 21:08 /usr/share/<br>
drwxr-xr-x 145 root root 4096 Nov 8 21:07 /usr/share/bug/<br>
-rwxr-xr-x 1 root root 553 Jan 6 2021 /usr/share/bug/libvdpau1*<br>
drwxr-xr-x 2302 root root 81920 Nov 8 21:08 /usr/share/doc/<br>
drwxr-xr-x 2 root root 4096 Jul 27 09:19 /usr/share/doc/libvdpau1/<br>
-rw-r--r-- 1 root root 1447 Mar 24 2022 <br>
/usr/share/doc/libvdpau1/changelog.Debian.gz<br>
-rw-r--r-- 1 root root 3208 Jan 6 2021 <br>
/usr/share/doc/libvdpau1/copyright<br>
<br>
Regards,<br>
David Koski<br>
<a href="mailto:david@kosmosisland.com" rel="noreferrer noreferrer noreferrer noreferrer" target="_blank">david@kosmosisland.com</a><br>
<br>
-- <br>
Cin mailing list<br>
<a href="mailto:Cin@lists.cinelerra-gg.org" rel="noreferrer noreferrer noreferrer noreferrer" target="_blank">Cin@lists.cinelerra-gg.org</a><br>
<a href="https://lists.cinelerra-gg.org/mailman/listinfo/cin" rel="noreferrer noreferrer noreferrer noreferrer noreferrer" target="_blank">https://lists.cinelerra-gg.org/mailman/listinfo/cin</a><br>
</blockquote></div></div></div>