чт, 14 дек. 2023 г., 01:53 Terje J. Hanssen <terjejhanssen@gmail.com>:


Den 11.12.2023 00:02, skrev Terje J. Hanssen:


Den 10.12.2023 19:04, skrev Andrew Randrianasulu:


вс, 10 дек. 2023 г., 20:37 Andrew Randrianasulu <randrianasulu@gmail.com>:


вс, 10 дек. 2023 г., 20:32 Terje J. Hanssen via Cin <cin@lists.cinelerra-gg.org>:

Den 03.12.2023 22:29, skrev Terje J. Hanssen:
Already touched this topic barely in another thread
https://lists.cinelerra-gg.org/pipermail/cin/2023-December/007346.html

But so many SW and HW pieces are mentioned around, it is almost a full-time reading and study:
VAAPI, MESA, VULKAN, Intel Quick Sync Video etc......

I realize my aging hardware which is fast enough for other tasks, needs some "AV1 upgrade", if possible.

But first I wonder, what is expected possible to do (obtain) with AV1 de-/encoding on my existing 64bit hardware:

1) laptop 2018: Dell XPS 13-9370: quad core i7-8550U CPU (8. gen Kabylake) and Intel UHD Graphics

2) WS infinity:  MSI Z170A mobo:  quad core i7-6700K CPU (6. gen Skylake), NVIDIA GeForce GT-730 graphics


I continue the "AV1 de-/encoding on my existing 64bit hardware" question above as a branch here (instead of a new related thread).

This part is also related to another 2021 thread, [Cin] tried to update av1.webm profile
https://www.mail-archive.com/cin@lists.cinelerra-gg.org/msg02804.html
which refere to FFmpeg's AV1 Video Encoding Guide
https://trac.ffmpeg.org/wiki/Encode/AV1


I took my first AV1 rendering test with CinGGs default av1.webm preset by loading a standard SD DV file clip.

du -sh dv*
389M    dv01_07.dv
30M    dv01_07.webm


ffprobe -hide_banner dv01_07.dv
[dv @ 0x5595e79b4580] Estimating duration from bitrate, this may be inaccurate
Input #0, dv, from 'dv01_07.dv':
  Metadata:
    timecode        : 01:09:35:09
  Duration: 00:01:53.28, start: 0.000000, bitrate: 28800 kb/s
  Stream #0:0: Video: dvvideo, yuv420p, 720x576 [SAR 16:15 DAR 4:3], 25000 kb/s, 25 fps, 25 tbr, 25 tbn, 25 tbc
  Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s


ffprobe -hide_banner dv01_07.webm
[libdav1d @ 0x560ccddb3380] libdav1d 1.0.0
Input #0, matroska,webm, from 'dv01_07.webm':
  Metadata:
    ENCODER         : Lavf60.16.100
  Duration: 00:01:53.28, start: 0.000000, bitrate: 2220 kb/s
  Stream #0:0: Video: av1 (Main), yuv420p(tv, bt470bg/unknown/unknown), 720x576 [SAR 1:1 DAR 5:4], 25 fps, 25 tbr, 1k tbn, 1k tbc
    Metadata:
      DURATION        : 00:01:53.243000000
  Stream #0:1: Audio: vorbis, 48000 Hz, stereo, fltp
    Metadata:
      DURATION        : 00:01:53.281000000

Rendering took 0:03:33 or 1.87 x the Duration
This webm file was displayed ok in VLC and FFplay on Leap 15.5

SVT-AV1 re-encoding
---------------------------------
I will add the re-encoded sample SD DV file using ffmpeg SVT-AV1, as I was positive surprised how much faster (preset 10 about 25 sec) it was than rendering AV1 with CinGG (libaom?) .  I've tested three presets: 8, 10 and 12. "Useable visible quality" for all.

Good!

If you come to rebuilding cingg on your machine you can always try to add "--enable-libsvtav1" for embedded ffmpeg, along with libs (`pkg-config --libs svtav1` probably?) and create new profile, even if by default we do not use this encoder.



ffmpeg -i dv01_07.dv -c:v libsvtav1 -preset 8 -crf 35 -c:a libvorbis dv01_07_svt-av1_pr8.webm
frame= 2832 fps= 66 q=35.0 Lsize=   28836kB time=00:01:53.26 bitrate=2085.6kbits/s speed=2.65x    

ffmpeg -i dv01_07.dv -c:v libsvtav1 -preset 10 -crf 35 -c:a libvorbis dv01_07_svt-av1_pr10.webm
frame= 2832 fps=112 q=35.0 Lsize=   34419kB time=00:01:53.26 bitrate=2489.4kbits/s speed=4.47x   

ffmpeg -i dv01_07.dv -c:v libsvtav1 -preset 12 -crf 35 -c:a libvorbis dv01_07_svt-av1_pr12.webm
frame= 2832 fps=262 q=35.0 Lsize=   35913kB time=00:01:53.26 bitrate=2597.5kbits/s speed=10.5x   

du -sh *
30M    dv01_07_av1_cingg.webm
389M    dv01_07.dv
34M    dv01_07_svt-av1_pr10.webm
36M    dv01_07_svt-av1_pr12.webm
29M    dv01_07_svt-av1_pr8.webm

I add full output for preset 10 only:

ffprobe -hide_banner dv01_07_svt-sv1_pr10.webm
[libdav1d @ 0x55ba878325c0] libdav1d 1.3.0
Input #0, matroska,webm, from 'dv01_07_svt-sv1_pr10.webm':
  Metadata:
    TIMECODE        : 01:09:35:09
    ENCODER         : Lavf60.3.100
  Duration: 00:01:53.28, start: 0.000000, bitrate: 2488 kb/s
  Stream #0:0: Video: av1 (Main), yuv420p(tv), 720x576, SAR 16:15 DAR 4:3, 25 fps, 25 tbr, 1k tbn
    Metadata:
      ENCODER         : Lavc60.3.100 libsvtav1
      DURATION        : 00:01:53.283000000
  Stream #0:1: Audio: vorbis, 48000 Hz, stereo, fltp
    Metadata:
      ENCODER         : Lavc60.3.100 libvorbis
      DURATION        : 00:01:53.283000000
[libdav1d @ 0x55ba8788e6c0] libdav1d 1.3.0

----------

ffmpeg -i dv01_07.dv -c:v libsvtav1 -preset 10 -crf 35 -c:a libvorbis dv01_07_svt-sv1_pr10.webm
ffmpeg version 6.0.1 Copyright (c) 2000-2023 the FFmpeg developers
  built with gcc 13 (SUSE Linux)
  configuration: --prefix=/usr --libdir=/usr/lib64 --shlibdir=/usr/lib64 --incdir=/usr/include/ffmpeg --extra-cflags='-O2 -Wall -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3 -fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables -fstack-clash-protection -Werror=return-type -flto=auto -ffat-lto-objects -g' --optflags='-O2 -Wall -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3 -fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables -fstack-clash-protection -Werror=return-type -flto=auto -ffat-lto-objects -g' --disable-htmlpages --enable-pic --disable-stripping --enable-shared --disable-static --enable-gpl --enable-version3 --disable-openssl --enable-gnutls --enable-ladspa --enable-libshaderc --enable-vulkan --enable-libplacebo --enable-libaom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcdio --enable-libcodec2 --enable-libdav1d --enable-libdc1394 --enable-libdrm --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libjack --enable-libjxl --enable-librist --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopenh264-dlopen --enable-libopus --enable-libpulse --enable-librav1e --enable-librubberband --enable-libsvtav1 --enable-libsoxr --enable-libspeex --enable-libssh --enable-libsrt --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libxml2 --enable-libzimg --enable-libzmq --enable-libzvbi --enable-lto --enable-lv2 --enable-libmfx --enable-vaapi --enable-vdpau --enable-version3 --enable-libfdk-aac-dlopen --enable-nonfree --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libvo-amrwbenc --enable-libx264 --enable-libx265 --enable-libxvid
  libavutil      58.  2.100 / 58.  2.100
  libavcodec     60.  3.100 / 60.  3.100
  libavformat    60.  3.100 / 60.  3.100
  libavdevice    60.  1.100 / 60.  1.100
  libavfilter     9.  3.100 /  9.  3.100
  libswscale      7.  1.100 /  7.  1.100
  libswresample   4. 10.100 /  4. 10.100
  libpostproc    57.  1.100 / 57.  1.100
[dv @ 0x55c1b0b87380] Estimating duration from bitrate, this may be inaccurate
Input #0, dv, from 'dv01_07.dv':
  Metadata:
    timecode        : 01:09:35:09
  Duration: 00:01:53.28, start: 0.000000, bitrate: 28800 kb/s
  Stream #0:0: Video: dvvideo, yuv420p, 720x576 [SAR 16:15 DAR 4:3], 25000 kb/s, 25 fps, 25 tbr, 25 tbn
  Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
File 'dv01_07_svt-sv1_pr10.webm' already exists. Overwrite? [y/N] y
Stream mapping:
  Stream #0:0 -> #0:0 (dvvideo (native) -> av1 (libsvtav1))
  Stream #0:1 -> #0:1 (pcm_s16le (native) -> vorbis (libvorbis))
Press [q] to stop, [?] for help
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]:    SVT-AV1 Encoder Lib v1.7.0
Svt[info]: SVT [build]  :    GCC 13.2.1 20230912 [revision b96e66fd4ef3e36983969fb8cdd1956f551a074b]     64 bit
Svt[info]: LIB Build date: Nov  3 2023 00:00:00
Svt[info]: -------------------------------------------
Svt[info]: Number of logical cores available: 8
Svt[info]: Number of PPCS 107
Svt[info]: [asm level on system : up to avx2]
Svt[info]: [asm level selected : up to avx2]
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: main profile    tier (auto)    level (auto)
Svt[info]: SVT [config]: width / height / fps numerator / fps denominator         : 720 / 576 / 25 / 1
Svt[info]: SVT [config]: bit-depth / color format                     : 8 / YUV420
Svt[info]: SVT [config]: preset / tune / pred struct                     : 10 / PSNR / random access
Svt[info]: SVT [config]: gop size / mini-gop size / key-frame type             : 161 / 32 / key frame
Svt[info]: SVT [config]: BRC mode / rate factor                     : CRF / 35
Svt[info]: -------------------------------------------
Output #0, webm, to 'dv01_07_svt-sv1_pr10.webm':
  Metadata:
    timecode        : 01:09:35:09
    encoder         : Lavf60.3.100
  Stream #0:0: Video: av1, yuv420p(bottom coded first (swapped)), 720x576 [SAR 16:15 DAR 4:3], q=2-31, 25 fps, 1k tbn
    Metadata:
      encoder         : Lavc60.3.100 libsvtav1
  Stream #0:1: Audio: vorbis, 48000 Hz, stereo, fltp
    Metadata:
      encoder         : Lavc60.3.100 libvorbis
frame= 2832 fps=112 q=35.0 Lsize=   34419kB time=00:01:53.26 bitrate=2489.4kbits/s speed=4.47x    
video:32865kB audio:1495kB subtitle:0kB other streams:0kB global headers:4kB muxing overhead: 0.171717%

 

To start with the workstation 2) above, I want suggestions how to test the possible AV1 encoding options (libaom, SVT-AV1, MESA, VAAPI, VDPAU) using my  system enabled ffmpeg 6.0.1 commands,, and also suggestions to required change in system/graphics settings.

System output as background info:

fmpeg -encoders -hide_banner | grep av1
 V....D libaom-av1           libaom AV1 (codec av1)
 V....D librav1e             librav1e AV1 (codec av1)

From phoronix articles librav1e and SVT-AV1 should be faster, but sometimes at  quality cost.

Sorry, not tried them personally due to svt demanding 64-bit system and rav1e demanding rust.

So for this task you are on your own .. sorry!



may be crf 26 (ish) and preset 6 ?

On 36 core machine with avx512 it surely was fast, but on 4c .. I guess 1.25 fps or so will be best you can get? (for fullhd source)






 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

libaom3 v. 3,7.1

libSvtAv1Enc1 v. 1.7.0

libva-vdpau-driver v. 0.7.4

vainfo
Trying display: wayland
error: XDG_RUNTIME_DIR is invalid or not set in the environment.
Trying display: x11
libva info: VA-API version 1.20.0
libva info: Trying to open /usr/lib64/dri/nouveau_drv_video.so
libva info: Found init function __vaDriverInit_1_20
libva info: va_openDriver() returns 0
vainfo: VA-API version: 1.20 (libva 2.20.0)
vainfo: Driver version: Mesa Gallium driver 23.2.1 for NV106
vainfo: Supported profile and entrypoints
      VAProfileNone                   :    VAEntrypointVideoProc

---------------

inxi -zdGCS
System:
  Kernel: 6.6.1-1-default arch: x86_64 bits: 64 Desktop: GNOME v: 45.1
    Distro: openSUSE Tumbleweed-Slowroll 20231119
CPU:
  Info: quad core model: Intel Core i7-6700K bits: 64 type: MT MCP cache:
    L2: 1024 KiB
  Speed (MHz): avg: 800 min/max: 800/4200 cores: 1: 800 2: 800 3: 800 4: 800
    5: 800 6: 800 7: 800 8: 800
Graphics:
  Device-1: NVIDIA GK208B [GeForce GT 730] driver: nouveau v: kernel
  Device-2: Microdia Camera driver: snd-usb-audio,uvcvideo type: USB
  Device-3: MACROSILICON USB3.0 UHD
    driver: hid-generic,snd-usb-audio,usbhid,uvcvideo type: USB
  Display: server: X.org v: 1.21.1.9 with: Xwayland v: 23.2.2 driver: X:
    loaded: nouveau unloaded: fbdev,modesetting,vesa dri: nouveau gpu: nouveau
    resolution: 2560x1440~60Hz
  API: OpenGL v: 4.3 vendor: mesa v: 23.2.1 renderer: NV106
  API: EGL Message: EGL data requires eglinfo. Check --recommends.
Drives:
  Local Storage: total: 8.8 TiB used: 5.02 TiB (57.1%)
  ID-1: /dev/nvme0n1 vendor: Samsung model: MZVPV512HDGL-00000
    size: 476.94 GiB
  ID-2: /dev/sda vendor: Intel model: SSDSA2CW160G3 size: 149.05 GiB
  ID-3: /dev/sdb vendor: Seagate model: ST3500418AS size: 465.76 GiB
  ID-4: /dev/sdc vendor: Seagate model: ST3500418AS size: 465.76 GiB
  ID-5: /dev/sdd vendor: Seagate model: Expansion HDD size: 7.28 TiB
    type: USB
  Optical-1: /dev/sr0 vendor: HL-DT-ST model: BD-RE BH10LS30
    dev-links: cdrom
  Features: speed: 40 multisession: yes audio: yes dvd: yes
    rw: cd-r,cd-rw,dvd-r,dvd-ram

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