[FFmpeg-user] av1_vaapi encoding testing

Patrick M. s7mon at web.de
Sat Sep 30 10:04:48 EEST 2023


On Mon, 25 Sep 2023 04:39:53 +0000
"Xiang, Haihao" <haihao.xiang-at-intel.com at ffmpeg.org> wrote:

> On Vr, 2023-09-22 at 22:11 +0200, Patrick M. wrote:
> > On Fri, 22 Sep 2023 20:04:57 +0300
> > Dennis Mungai <dmngaie at gmail.com> wrote:
> > > 
> > > 
> > > That's good to hear. You may also want to ensure that the likes of OneVPL
> > > are up to date if you're using any of its encoder wrappers. It was formerly
> > > called (and implemented as) QuickSync (QSV).
> > > 
> > > > 
> > > _______________________________________________
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> > > 
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> > > 
> > 
> > Well i think they are - av1_vaapi works now without issues so far.
> > oneVPL-intel-gpu 23.3.2 and
> > oneVPL 2023.3.1
> > 
> > With direct QSV i had no luck yet - see
> > https://community.intel.com/t5/Media-Intel-oneAPI-Video/ffmpeg-6-using-qsv-on-ARC380/m-p/1524165/emcs_t/S2h8ZW1haWx8dG9waWNfc3Vic2NyaXB0aW9ufExNS0o5N1ZLMzlUMkRIfDE1MjQxNjV8U1VCU0NSSVBUSU9OU3xoSw
> 
> Could you double check whether /dev/dri/renderD129 is your Intel GPU ? 
Yes, sure:

 vainfo --display drm --device /dev/dri/renderD129
Trying display: drm
libva info: VA-API version 1.19.0
libva info: Trying to open /usr/lib64/va/drivers/iHD_drv_video.so
libva info: Found init function __vaDriverInit_1_19
libva info: va_openDriver() returns 0
vainfo: VA-API version: 1.19 (libva 2.18.2)
vainfo: Driver version: Intel iHD driver for Intel(R) Gen Graphics - 23.3.2 ()
vainfo: Supported profile and entrypoints
...
      VAProfileAV1Profile0            : VAEntrypointVLD
      VAProfileAV1Profile0            : VAEntrypointEncSliceLP


l /dev/dri/by-path/
total 0
lrwxrwxrwx 1 root root  8 Sep 30  2023 pci-0000:2f:00.0-card -> ../card0
lrwxrwxrwx 1 root root 13 Sep 30  2023 pci-0000:2f:00.0-render -> ../renderD128
lrwxrwxrwx 1 root root  8 Sep 30  2023 pci-0000:32:00.0-card -> ../card1
lrwxrwxrwx 1 root root 13 Sep 30  2023 pci-0000:32:00.0-render -> ../renderD129


and from lspci 

32:00.0 VGA compatible controller: Intel Corporation DG2 [Arc A380] (rev 05) (prog-if 00 [VGA controller])
        Subsystem: ASRock Incorporation DG2 [Arc A380]
        Flags: bus master, fast devsel, latency 0, IRQ 46, IOMMU group 2
        Memory at fa000000 (64-bit, non-prefetchable) [size=16M]
        Memory at 7fc0000000 (64-bit, prefetchable) [size=256M]
        Expansion ROM at fb000000 [disabled] [size=2M]
        Capabilities: [40] Vendor Specific Information: Len=0c <?>
        Capabilities: [70] Express Endpoint, MSI 00
        Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable+ 64bit+
        Capabilities: [d0] Power Management version 3
        Capabilities: [100] Alternative Routing-ID Interpretation (ARI)
        Capabilities: [420] Physical Resizable BAR
        Capabilities: [400] Latency Tolerance Reporting
        Kernel driver in use: i915


> 
> Thanks
> Haihao
> 
> 
> > 
> > Would there be a noticable difference to be expected between av1 using vaapi
> > vs direct qsv?
> 




-- 
Patrick M. <s7mon at web.de>


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