bigbluebutton-Github/record-and-playback/screenshare/scripts/screenshare.yml

publish_dir: /var/bigbluebutton/published/screenshare
playback_dir: /usr/local/bigbluebutton/core/playback/screenshare

layout:
  :width: 1280
  :height: 720
  :areas:
    - :name: :deskshare
      :x: 0
      :y: 0
      :width: 1280
      :height: 720
    - :name: :webcam
      :x: 1040
      :y: 540
      :width: 240
      :height: 180

formats:
  - :mimetype: 'video/webm; codecs="vp9, opus"'
    :extension: webm
    :parameters:
# Multi-pass encoding, high quality
# VP9 encoder settings based on https://developers.google.com/media/vp9/settings/vod/
# If you increase the video size above 720p, the -crf, -b:v, -minrate, and -maxrate should be adjusted
      - [ '-c:v', 'libvpx-vp9',
          '-crf', '32', '-b:v', '1024K', '-minrate', '512K', '-maxrate', '1485K',
          '-quality', 'good', '-speed', '4', '-g', '240',
          '-tile-columns', '2', '-threads', '8',
          '-c:a', 'libopus',
          '-b:a', '64K',
          '-f', 'webm' ]
# Comment the above and uncomment below to switch to multi-pass encoding - slower, but higher quality
#      - [ '-pass', '1',
#          # Video
#          '-c:v', 'libvpx-vp9',
#          '-crf', '32', '-b:v', '1024K', '-minrate', '512K', '-maxrate', '1485K',
#          '-quality', 'good', '-speed', '4', '-g', '240',
#          '-tile-columns', '2', '-threads', '8',
#          # Disable audio in first pass
#          '-an',
#          # Container
#          '-f', 'webm' ]
#      - [ '-pass', '2',
#          # Video
#          '-c:v', 'libvpx-vp9',
#          '-crf', '32', '-b:v', '1024K', '-minrate', '512K', '-maxrate', '1485K',
#          '-quality', 'good', '-speed', '2', '-g', '240',
#          '-tile-columns', '2', '-threads', '8',
#          # Audio
#          '-c:a', 'libopus',
#          '-b:a', '64K',
#          # Container
#          '-f', 'webm' ]
    :postprocess:
      - [ 'mkclean', '--quiet', ':input', ':output' ]
# Uncomment the following to enable generating an mp4 file (apple device compatibility)
# These settings are suitable for resolutions up to 1080p
#  - :mimetype: 'video/mp4; codecs="avc1.640028, mp4a.40.2"'
#    :extension: mp4
#    :parameters:
#      - [ '-c:v', 'libx264', '-crf', '21', '-preset', 'medium', '-profile:v', 'high', '-level', '40', '-g', '240',
#          '-c:a', 'aac', '-b:a', '96K',
#          '-threads', '8', '-f', 'mp4', '-movflags', 'faststart' ]