[FFmpeg-trac] #11177(undetermined:new): Video encoding issue with h264_nvenc

FFmpeg trac at avcodec.org
Fri Sep 6 11:27:32 EEST 2024


#11177: Video encoding issue with  h264_nvenc
--------------------------------------+----------------------------------
             Reporter:  Dhanish       |                     Type:  defect
               Status:  new           |                 Priority:  normal
            Component:  undetermined  |                  Version:  4.4.4
             Keywords:  h264_nvenc    |               Blocked By:
             Blocking:                |  Reproduced by developer:  0
Analyzed by developer:  0             |
--------------------------------------+----------------------------------
 Summary of the bug:
 How to reproduce:
 {{{

 /usr/bin/ffmpeg -y -hwaccel cuda -hwaccel_output_format cuda
 -hwaccel_device 0 -deint adaptive -drop_second_field 1 -gpu 0 -resize
 1280x720 -vcodec h264_cuvid -i
 "udp://239.1.1.0:11001?pkt_size=1316&localaddr=192.168.3.7&overrun_nonfatal=1&fifo_size=100000&timeout=5000000"
 -filter:a volume=4.0 -filter_complex "[0:v:0]split=2[s0][s1]" -map [s0]
 -map 0:a:0 -map [s1] -map 0:a:0 -c:v:0 h264_nvenc -b:v:0 2200k -gpu:v:0 0
 -no-scenecut:v:0 1 -forced-idr:v:0 1 -strict_gop:v:0 1 -c:v:1 h264_nvenc
 -b:v:1 800k -gpu:v:1 0 -a53cc:v:1 1 -no-scenecut:v:0 1 -forced-idr:v:0 1
 -strict_gop:v:0 1 -c:a aac -b:a 128k -ac 2 -af "aresample=async=1,
 volume=2" -avoid_negative_ts disabled -muxdelay 0 -f hls -hls_list_size 4
 -hls_flags delete_segments -hls_delete_threshold 1 -hls_time 4
 -hls_segment_filename "abr/amc/stream_%v/fileSequence%d.ts" -forced-idr 1
 -force_key_frames "expr:gte(t,n_forced*2)" -sc_threshold 0 -master_pl_name
 playlist.m3u8 -var_stream_map "v:0,a:0,name:720 v:1,a:1,name:360"
 abr/amc/stream_%v/prog_index.m3u8


 ffmpeg -version
 ffmpeg version 4.4.2-0ubuntu0.22.04.1 Copyright (c) 2000-2021 the FFmpeg
 developers
 built with gcc 11 (Ubuntu 11.2.0-19ubuntu1)
 configuration: --prefix=/usr --extra-version=0ubuntu0.22.04.1
 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu
 --incdir=/usr/include/x86_64-linux-gnu --arch=amd64 --enable-gpl
 --disable-stripping --enable-gnutls --enable-ladspa --enable-libaom
 --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
 --enable-libcdio --enable-libcodec2 --enable-libdav1d --enable-libflite
 --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-
 libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-
 libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus
 --enable-libpulse --enable-librabbitmq --enable-librubberband --enable-
 libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-
 libsrt --enable-libssh --enable-libtheora --enable-libtwolame --enable-
 libvidstab --enable-libvorbis --enable-libvpx --enable-libwebp --enable-
 libx265 --enable-libxml2 --enable-libxvid --enable-libzimg --enable-libzmq
 --enable-libzvbi --enable-lv2 --enable-omx --enable-openal --enable-opencl
 --enable-opengl --enable-sdl2 --enable-pocketsphinx --enable-librsvg
 --enable-libmfx --enable-libdc1394 --enable-libdrm --enable-libiec61883
 --enable-chromaprint --enable-frei0r --enable-libx264 --enable-shared
 libavutil      56. 70.100 / 56. 70.100
 libavcodec     58.134.100 / 58.134.100
 libavformat    58. 76.100 / 58. 76.100
 libavdevice    58. 13.100 / 58. 13.100
 libavfilter     7.110.100 /  7.110.100
 libswscale      5.  9.100 /  5.  9.100
 libswresample   3.  9.100 /  3.  9.100
 libpostproc    55.  9.100 / 55.  9.100

 }}}


 I am using the above command in a Ubuntu 22.04 Desktop install

 Nvidia driver gets preinstalled with these

 NVIDIA-SMI 550.107.02  Driver Version: 550.107.02 CUDA Version: 12.4


 But I am getting a strange video output, its look the video blurr. I am
 attaching a video link as well -

 Video link -
 https://drive.google.com/file/d/1cZlRPYH6tsESE3EY67IfTNaMFf6E180T/view?usp=sharing


 I have also tried compiling ffmpeg from the master branch, and compiled it
 with cuda-12.4 as well as cuda-11.8. Those also have the same issue with
 Video
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11177>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list