On Sun, 26 Nov, 2023, 6:44 pm Ferdi Scholten, <fe...@sttc-nlp.nl> wrote:
> I was trying and searching the web to 'how to encode videos with libsvtav1 > > with help of VBR rate control mode and I found on this page that setting > > -rc 1 will enable Variable Bitrate mode. > > > > > > > https://gitlab.com/AOMediaCodec/SVT-AV1/-/blob/master/Docs/svt-av1_encoder_user_guide.md > > > > > > I tried to set '-rc 1' but the it says : > > > > `[out#0/nut @ 00000208aba3eac0] Codec AVOption rc (Override the preset > > rate-control) has not been used for any stream. The most likely reason is > > either wrong type (e.g. a video option with no video streams) or that it > is > > a private option of some encoder which was not actually used for any > > stream.` > > > > So, how to encode videos with Variable Bitrate rate control mode with > > libsvtav1 encoder ? I need help from you guys about this. > Please supply full command you have tried AND full output of that > command. We cannot help without those. > Video capture encoding settings *cap_soundcommand* "ffmpeg -f s16le -ar %s -ac 2 -i - -c:a libvorbis -q:a 10 -y temp_a.nut" *cap_videocommand* "ffmpeg -f rawvideo -pix_fmt rgb24 -r %r -s %wx%h -i - -c:v libsvtav1 -preset 10 -crf 20 -b:v 5000k -rc 1 -y temp_v.nut" *cap_muxcommand* "ffmpeg -i temp_v.nut -i temp_a.nut -c copy -y %f" cap_tempfile1 "temp_a.nut" cap_tempfile2 "temp_v.nut" cap_remove_tempfiles 1 cap_wipescreen 0 cap_fps 60 These settings actually are viddumping settings in the clg file of DSDA-Doom source port. (i.e they are used to convert Doom demos i.e lmp files to videos). I store the video and audio in webm format since webm supports Vorbis and Av1 codecs. Output of the command: ffmpeg version 6.1-full_build-www.gyan.dev Copyright (c) 2000-2023 the FFmpeg developers built with gcc 12.2.0 (Rev10, Built by MSYS2 project) configuration: --enable-gpl --enable-version3 --enable-static --pkg-config=pkgconf --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma --enable-libsnappy --enable-zlib --enable-librist --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-libbluray --enable-libcaca --enable-sdl2 --enable-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-dxva2 --enable-d3d11va --enable-libvpl --enable-libshaderc --enable-vulkan --enable-libplacebo --enable-opencl --enable-libcdio --enable-libgme --enable-libmodplug --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libshine --enable-libtheora --enable-libtwolame --enable-libvo-amrwbenc --enable-libcodec2 --enable-libilbc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-ladspa --enable-libbs2b --enable-libflite --enable-libmysofa --enable-librubberband --enable-libsoxr --enable-chromaprint libavutil 58. 29.100 / 58. 29.100 libavcodec 60. 31.102 / 60. 31.102 libavformat 60. 16.100 / 60. 16.100 libavdevice 60. 3.100 / 60. 3.100 libavfilter 9. 12.100 / 9. 12.100 libswscale 7. 5.100 / 7. 5.100 libswresample 4. 12.100 / 4. 12.100 libpostproc 57. 3.100 / 57. 3.100 Input #0, rawvideo, from 'fd:': Duration: N/A, start: 0.000000, bitrate: 2985984 kb/s Stream #0:0: Video: rawvideo (RGB[24] / 0x18424752), rgb24, 1920x1080, 2985984 kb/s, 60 tbr, 60 tbn [out#0/nut @ 00000208aba3eac0] Codec AVOption rc (Override the preset rate-control) has not been used for any stream. The most likely reason is either wrong type (e.g. a video option with no video streams) or that it is a private option of some encoder which was not actually used for any stream. Stream mapping: Stream #0:0 -> #0:0 (rawvideo (native) -> av1 (libsvtav1)) Svt[info]: ------------------------------------------- Svt[info]: SVT [version]: SVT-AV1 Encoder Lib v1.7.0-3-g2f003458 Svt[info]: SVT [build] : GCC 13.2.0 64 bit Svt[info]: LIB Build date: Nov 5 2023 14:07:04 Svt[info]: ------------------------------------------- Svt[info]: Number of logical cores available: 2 Svt[info]: Number of PPCS 42 Svt[info]: [asm level on system : up to sse4_2] Svt[info]: [asm level selected : up to sse4_2] Svt[info]: ------------------------------------------- Svt[info]: SVT [config]: main profile tier (auto) level (auto) Svt[info]: SVT [config]: width / height / fps numerator / fps denominator : 1920 / 1080 / 60 / 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 : 321 / 16 / key frame Svt[info]: SVT [config]: BRC mode / rate factor : CRF / 20 Svt[info]: ------------------------------------------- Output #0, nut, to 'temp_v.nut': Metadata: encoder : Lavf60.16.100 Stream #0:0: Video: av1 (AV01 / 0x31305641), yuv420p(tv, progressive), 1920x1080, q=2-31, 60 fps, 61440 tbn Metadata: encoder : Lavc60.31.102 libsvtav1 frame= 0 fps=0.0 q=0.0 size= 0kB time=N/A bitrate=N/A speed=N/A frame= 0 fps=0.0 q=0.0 size= 0kB time=N/A bitrate=N/A speed=N/A frame= 0 fps=0.0 q=0.0 size= 0kB time=N/A bitrate=N/A speed=N/A frame= 0 fps=0.0 q=0.0 size= 0kB time=N/A bitrate=N/A speed=N/A frame= 0 fps=0.0 q=0.0 size= 0kB time=N/A bitrate=N/A speed=N/A frame= 0 fps=0.0 q=0.0 size= 0kB time=N/A bitrate=N/A speed=N/A frame= 0 fps=0.0 q=2.0 size= 0kB time=00:00:00.00 bitrate=N/A speed= 0x frame= 1 fps=0.1 q=2.0 size= 0kB time=00:00:00.00 bitrate=N/A speed= 0x frame= 1 fps=0.1 q=2.0 size= 0kB time=00:00:00.00 bitrate=N/A speed= 0x frame= 5 fps=0.6 q=20.0 size= 256kB time=00:00:00.08 bitrate=25165.9kbits/s speed=0.0096x frame= 9 fps=1.0 q=20.0 size= 256kB time=00:00:00.15 bitrate=13981.0kbits/s speed=0.016x frame= 10 fps=1.0 q=18.0 size= 256kB time=00:00:00.16 bitrate=12582.9kbits/s speed=0.0163x frame= 14 fps=1.3 q=18.0 size= 256kB time=00:00:00.23 bitrate=8987.8kbits/s speed=0.0214x frame= 17 fps=1.5 q=7.0 size= 256kB time=00:00:00.26 bitrate=7864.3kbits/s speed=0.0231x frame= 21 fps=1.6 q=20.0 size= 256kB time=00:00:00.35 bitrate=5991.9kbits/s speed=0.0269x frame= 24 fps=1.8 q=9.0 size= 256kB time=00:00:00.40 bitrate=5242.9kbits/s speed=0.0296x frame= 27 fps=1.9 q=20.0 size= 512kB time=00:00:00.45 bitrate=9320.7kbits/s speed=0.032x frame= 34 fps=2.3 q=18.0 size= 512kB time=00:00:00.56 bitrate=7401.7kbits/s speed=0.0387x frame= 37 fps=2.3 q=20.0 size= 768kB time=00:00:00.61 bitrate=10202.4kbits/s speed=0.0386x (I stopped the encoding forecfully when I saw the message about -rc in the video_stderr txt file.) _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".