ffmpeg -f alsa -i pipewire -f fbdev -r 30 -i /dev/fb0 mamita.mp4
Para streamear a YouTube:
ffmpeg -f alsa -i pipewire -f fbdev -r 30 -i /dev/fb0 \
-c:v libx264 -preset veryfast -pix_fmt yuv420p -c:a aac -b:a 128k \
-f flv rtmp://a.rtmp.youtube.com/live2/TU_STREAM_KEY
Grabar con la cámara en una esquina:
ffmpeg -f alsa -i pipewire -f fbdev -framerate 30 -i /dev/fb0 -f v4l2 -framerate 30 -video_size 320x240 -i /dev/video0 -filter_complex "[2:v]scale=320:240[cam];[1:v][cam]overlay=main_w-overlay_w-10:main_h-overlay_h-10[outv]" -map "[outv]" -map 0:a -c:v libx264 -preset ultrafast -pix_fmt yuv420p -c:a aac -b:a 128k mamita.mp4
Grabar video usando DRM (con kmscon):
ffmpeg -device /dev/dri/card0 -f kmsgrab -framerate 30 -i - -vf 'hwdownload,format=bgr0' -c:v libx264 output.mkv