$ ffmpeg -f v4l2 -list_formats all -i /dev/video1 ffmpeg version 4.4.3 Copyright (c) 2000-2022 the FFmpeg developers built with OpenBSD clang version 13.0.0 configuration: --enable-shared --arch=amd64 --cc=cc --enable-debug --disable-stripping --disable-indev=jack --disable-outdev=sdl2 --enable-fontconfig --enable-frei0r --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libdav1d --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libmp3lame --enable-libopus --enable-libspeex --enable-libtheora --enable-libv4l2 --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg --enable-nonfree --enable-openssl --enable-libvidstab --extra-cflags='-I/usr/local/include -I/usr/X11R6/include' --extra-libs='-L/usr/local/lib -L/usr/X11R6/lib' --extra-ldsoflags= --mandir=/usr/local/man --objcc=/usr/bin/false --optflags='-O2 -pipe -g -Wno-redundant-decls' 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 [video4linux2,v4l2 @ 0xdfad921b000] Raw : Unsupported : Unknown UC Format : /dev/video1: Immediate exit requested
$ ffmpeg -f v4l2 -list_formats all -i /dev/video0 ffmpeg version 4.4.3 Copyright (c) 2000-2022 the FFmpeg developers built with OpenBSD clang version 13.0.0 configuration: --enable-shared --arch=amd64 --cc=cc --enable-debug --disable-stripping --disable-indev=jack --disable-outdev=sdl2 --enable-fontconfig --enable-frei0r --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libdav1d --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libmp3lame --enable-libopus --enable-libspeex --enable-libtheora --enable-libv4l2 --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg --enable-nonfree --enable-openssl --enable-libvidstab --extra-cflags='-I/usr/local/include -I/usr/X11R6/include' --extra-libs='-L/usr/local/lib -L/usr/X11R6/lib' --extra-ldsoflags= --mandir=/usr/local/man --objcc=/usr/bin/false --optflags='-O2 -pipe -g -Wno-redundant-decls' 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 [video4linux2,v4l2 @ 0xe580ab7a000] Compressed: mjpeg : MJPEG : 1920x1080 320x180 320x240 352x288 424x240 640x360 640x480 848x480 960x540 1280x720 [video4linux2,v4l2 @ 0xe580ab7a000] Raw : yuyv422 : YUYV : 640x480 320x180 320x240 352x288 424x240 640x360 848x480 960x540 1280x720 1920x1080 /dev/video0: Immediate exit requested 8 octobre 2023 11:45 "Bryan Steele" <bry...@gmail.com> a écrit: > Morgan wrote: > >> Hello, >> >> $ video -q -f /dev/video1 >> video: /dev/video1 has no usable YUV encodings >> >> $ video -s 1920x1080 -f /dev/video1 >> video: /dev/video1 has no usable YUV encodings >> >> thanks for your suggestion >> >> Morgan > > Are there any non-YUV formats supported? > > $ ffmpeg -f v4l2 -list_formats all -i /dev/video1 > > -Bryan.
