[FFmpeg-user] how ffmpeg computes(find)canvas_size for subtitles

Hi. I record broadcast from French TNT (1920:1080i and subtitles dvbsub) If i want to change the container to mp4 i must transform dvbsub to dvdsub. For example: ffmpeg -y -fix_sub_duration -i '/home/cavelier2/Videos/Irma la douce (VM).ts' -map 0:s -c:s dvdsub -f matroska sub.mkv or mp4. I get

Re: [FFmpeg-user] [ffmpeg-user]ERROR: cuda requested, but not all dependencies are satisfied: ffnvcodec

Le Sun, 9 May 2021 19:20:52 +0200, cavelier a écrit : > Hi, > Problem in compilation with ffmpeg ver N-102461-g8649f5dca6 (git). > ./configure fails with ERROR: cuda requested, not > all dependencies are satisfied: ffnvcodec > The command was: > ./configure --prefix=/usr/lo

[FFmpeg-user] [ffmpeg-user]ERROR: cuda requested, but not all dependencies are satisfied: ffnvcodec

Hi, Problem in compilation with ffmpeg ver N-102461-g8649f5dca6 (git). ./configure fails with ERROR: cuda requested, not all dependencies are satisfied: ffnvcodec The command was: ./configure --prefix=/usr/local --enable-linux-perf --enable-libmp3lame --enable-libxvid --enable-libvorbis