====== Linux and webcam ======
  * [[linux:video|리눅스 동영상]]
  * webcamoid
  * [[android:iriun|Iriun]]

===== cameractrls =====
  * [[https://github.com/soyersoyer/cameractrls|soyersoyer/cameractrls: Camera controls for Linux]]
  * 카메라를 다양하게 조정할 수 있다. crop, 위치조정, 색감 조정 등등.


===== fakecam =====
  * https://snapcraft.io/fakecam
  * CPU 점유율이 너무 높아서 사용 포기

==== 먼저 kernel module 설정 ====
<code sh>
sudo apt-get install v4l2loopback-dkms
echo options v4l2loopback devices=1 video_nr=20 \
card_label="fakecam" exclusive_caps=1 | sudo tee -a \
/etc/modprobe.d/fakecam.conf
echo v4l2loopback | sudo tee -a /etc/modules-load.d/fakecam.conf
sudo modprobe -r v4l2loopback
sudo modprobe v4l2loopback
</code>

==== snap 권한 설정 ====
<code sh>
snap connect fakecam:camera

# 별도 디스크의 사진을 읽으려면
snap connect fakecam:removable-media
</code>

===== zoom 등 동영상 바탕화면을 정교하게 다른 화면으로 교체하기 =====
  * [[:zoom|Zoom]]
  * [[https://unix.stackexchange.com/questions/580276/webcam-effects-on-linux|camera - Webcam effects on Linux - Unix & Linux Stack Exchange]]
  * [[https://github.com/leftsidemonitor/ubuntu-zoom-virtual-background|leftsidemonitor/ubuntu-zoom-virtual-background: Faking your webcam background under GNU/Linux, now supports animated background and hologram]]
  * [[https://github.com/fangfufu/Linux-Fake-Background-Webcam|fangfufu/Linux-Fake-Background-Webcam: Faking your webcam background under GNU/Linux, now supports background blurring, animated background, hologram effect and on-demand processing]]
  * [[https://www.reddit.com/r/linuxquestions/comments/mm3ec8/zoom_virtual_background_without_green_screen_on/|Zoom Virtual Background Without Green Screen on ANY distro?? : linuxquestions]]
  * https://snapcraft.io/fakecam
  * https://github.com/floe/backscrub
  * https://www.virtual-webcam.com/
    * https://github.com/allo-/virtual_webcam_background
  * https://github.com/fiblan/webcam-virtual-background
  * https://github.com/jashandeep-sohi/webcam-filters : docker 기반으로 실행이 상당히 쉬운 듯. 시도해볼 것.