пт, 15 дек. 2023 г., 01:21 Terje J. Hanssen via Cin < [email protected]>:
> > > On 12/14/23 18:38, Phyllis Smith via Cin wrote: > > > > On Tue, Dec 12, 2023 at 8:17 AM Andrea paz via Cin < > [email protected]> wrote: > >> I tried to create an encoding profile for av1_vaapi. I attach the preset. >> It does not work and I get the following error: >> >> [av1_vaapi @ 0x7f8c94163500] A hardware frames reference is required >> to associate the encoding device. >> FFMPEG::open_encoder err: Invalid argument >> > > A lot of "muddy waters" when searching this on the internet but the bottom > line is for us in looking for what are the current ffmpeg 6.1 supported > encoders, key in: > > # ./thirdparty/ffmpeg-6.1/ffmpeg -encoders | grep av1 > V....D *libaom-av1* libaom AV1 (codec av1) > A....D *wmav1 * Windows Media Audio 1 > > which means the first line of av1_vaapi.webm can only be "webm libaom-av1" > which will not provide vaapi; that is the line used in av1.webm. > > > Hm, I wonder why so few av1 encoders are enabled? > Because additional ones tend to have external dependencies we normally do not carry? Also, at least on aarch64 librav1e was a bit of disappointment, at least on default settings it was SLOW. > In comparison I get this list from Packman's ffmpeg 6.0.1 on > Tumbleweed-Slowroll: > > fmpeg -encoders -hide_banner | grep av1 > V....D libaom-av1 libaom AV1 (codec av1) > V....D librav1e librav1e AV1 (codec av1) > V..... libsvtav1 SVT-AV1(Scalable Video Technology for AV1) > encoder (codec av1) > V....D av1_nvenc NVIDIA NVENC av1 encoder (codec av1) > V....D av1_amf AMD AMF AV1 encoder (codec av1) > A....D wmav1 Windows Media Audio 1 > > ffmpeg -hwaccels -hide_banner > Hardware acceleration methods: > vdpau > cuda > vaapi > qsv > drm > vulkan > > > Additional references: > https://trac.ffmpeg.org/wiki/HWAccelIntro > https://trac.ffmpeg.org/wiki/Hardware/VAAPI > https://trac.ffmpeg.org/wiki/Hardware/QuickSync > https://www.reddit.com/r/AV1/comments/14zwron/guidance_for_av1_hwaccel/ > > > > Just to ensure that the " ./thirdparty/ffmpeg-6.1/ffmpeg -encoders | grep > your_request" works as expected, keyin: > > # ./thirdparty/ffmpeg-6.1/ffmpeg -encoders | grep h264 > V....D *libx264* libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 > part 10 (codec h264) > V....D *libx264rgb* libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 > part 10 RGB (codec h264) > V....D *h264_nvenc* NVIDIA NVENC H.264 encoder (codec h264) > V..... *h264_v4l2m2m * V4L2 mem2mem H.264 encoder wrapper (codec > h264) > V....D *h264_vaapi* H.264/AVC (VAAPI) (codec h264) > > >> > > -- > Cin mailing list > [email protected] > https://lists.cinelerra-gg.org/mailman/listinfo/cin >
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