[Cin] so, it looks like qsv integration a bit harder than just adding few lines ....

[Andrew Randrianasulu]

ср, 25 сент. 2024 г., 00:55 Terje J. Hanssen <terjejhanssen at gmail.com>:

>
>
> Den 24.09.2024 22:20, skrev Andrew Randrianasulu via Cin:
> >
> > got answer from ffmpeg devs
> >
> > https://ffmpeg.org//pipermail/ffmpeg-devel/2024-September/333906.html
> >
> >
> >
>
> But will it be hard to enable Cingg "presets" to utilize hwaccels like
> QSV decoding/encoding via the unbundled built via QSV-enabled system
> FFmpeg?
>


you can try to copy vaapi profiles under new name, then replace codec_vaapi
for codec_qsv and see how it goes .... I just did the same for mediacodec,
seems to work but unsure if you need additional patch I have in tree here
...

>
>
> ffmpeg -hide_banner -codecs | grep qsv
>   DEV.L. av1                  Alliance for Open Media AV1 (decoders:
> libdav1d libaom-av1 av1 av1_cuvid av1_qsv) (encoders: libaom-av1
> librav1e libsvtav1 av1_nvenc av1_qsv av1_amf av1_vaapi)
>   DEV.LS h264                 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10
> (decoders: h264 h264_v4l2m2m h264_qsv libopenh264 h264_cuvid) (encoders:
> libx264 libx264rgb libopenh264 h264_amf h264_nvenc h264_qsv h264_v4l2m2m
> h264_vaapi)
>   DEV.L. hevc                 H.265 / HEVC (High Efficiency Video
> Coding) (decoders: hevc hevc_qsv hevc_v4l2m2m hevc_cuvid) (encoders:
> libx265 hevc_amf hevc_nvenc hevc_qsv hevc_v4l2m2m hevc_vaapi)
>   DEVIL. mjpeg                Motion JPEG (decoders: mjpeg mjpeg_cuvid
> mjpeg_qsv) (encoders: mjpeg mjpeg_qsv mjpeg_vaapi)
>   DEV.L. mpeg2video           MPEG-2 video (decoders: mpeg2video
> mpegvideo mpeg2_v4l2m2m mpeg2_qsv mpeg2_cuvid) (encoders: mpeg2video
> mpeg2_qsv mpeg2_vaapi)
>   D.V.L. vc1                  SMPTE VC-1 (decoders: vc1 vc1_qsv
> vc1_v4l2m2m vc1_cuvid)
>   DEV.L. vp8                  On2 VP8 (decoders: vp8 vp8_v4l2m2m libvpx
> vp8_cuvid vp8_qsv) (encoders: libvpx vp8_v4l2m2m vp8_vaapi)
>   DEV.L. vp9                  Google VP9 (decoders: vp9 vp9_v4l2m2m
> libvpx-vp9 vp9_cuvid vp9_qsv) (encoders: libvpx-vp9 vp9_vaapi vp9_qsv)
>
>
> Applied decoding benchmarks examples from
> https://trac.ffmpeg.org/wiki/Hardware/QuickSync#Decode-only
>
> ffmpeg -hide_banner -hwaccel_output_format qsv -c:v hevc_qsv -i
> h265_yuv420p+opus.mp4 -f null -
> frame= 1781 fps=1745 q=-0.0 Lsize=N/A time=00:01:11.24 bitrate=N/A
> speed=69.8x
>
> ffmpeg -hide_banner -hwaccel_output_format qsv -c:v hevc_qsv -i
> h265_yuv422p10le_SR.mp4 -f null -
> frame= 1779 fps=1351 q=-0.0 Lsize=N/A time=00:01:11.16 bitrate=N/A
> speed=54.1x
>
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