Required package :
ffmpeg, avconv
Note : If these package are not installed in then you can install it using these command.
For ffmpeg : sudo apt-get install ffmpeg
For avconv : sudo apt-get install libav-tools
Step 1 : Open presentation.rb file located in /usr/local/bigbluebutton/core/scripts/publish/
Step 2 : Replace below contents with given contents :
Existing Content :
if File.exist?(“#{$process_dir}/webcams.webm”)
BigBlueButton.logger.info(“Making video dir”)
video_dir = “#{package_dir}/video”
FileUtils.mkdir_p video_dir
BigBlueButton.logger.info(“Made video dir – copying: #{$process_dir}/webcams.webm to -> #{video_dir}”)
FileUtils.cp(“#{$process_dir}/webcams.webm”, video_dir)
BigBlueButton.logger.info(“Copied .webm file”)
else
audio_dir = “#{package_dir}/audio”
BigBlueButton.logger.info(“Making audio dir”)
FileUtils.mkdir_p audio_dir
BigBlueButton.logger.info(“Made audio dir – copying: #{$process_dir}/audio.webm to -> #{audio_dir}”)
FileUtils.cp(“#{$process_dir}/audio.webm”, audio_dir)
BigBlueButton.logger.info(“Copied audio.webm file – copying: #{$process_dir}/audio.ogg to -> #{audio_dir}”)
FileUtils.cp(“#{$process_dir}/audio.ogg”, audio_dir)
BigBlueButton.logger.info(“Copied audio.ogg file”)
end
Replace Content :
if File.exist?(“#{$process_dir}/webcams.webm”)
BigBlueButton.logger.info(“Making video dir”)
video_dir = “#{package_dir}/video”
FileUtils.mkdir_p video_dir
BigBlueButton.logger.info(“Made video dir – copying: #{$process_dir}/webcams.webm to -> #{video_dir}”)
FileUtils.cp(“#{$process_dir}/webcams.webm”, video_dir)
BigBlueButton.logger.info(“Copied .webm file”)
#Added by Ghanshyam Katriya Company : Ecosmob Technology Pvt Ltd. Date : 23/12/2015 Purpose : Convert .webm to .mp4
#Convert .webm video to .mp4 video command : ffmpeg -i {path}/webcams.webm -strict -2 {path}/webcams.mp4
command=”ffmpeg -i #{$process_dir}/webcams.webm -strict -2 #{$process_dir}/webcams.mp4″
BigBlueButton.execute(command)
FileUtils.cp(“#{$process_dir}/webcams.mp4”, video_dir)
else
audio_dir = “#{package_dir}/audio”
BigBlueButton.logger.info(“Making audio dir”)
FileUtils.mkdir_p audio_dir
BigBlueButton.logger.info(“Made audio dir – copying: #{$process_dir}/audio.webm to -> #{audio_dir}”)
FileUtils.cp(“#{$process_dir}/audio.webm”, audio_dir)
BigBlueButton.logger.info(“Copied audio.webm file – copying: #{$process_dir}/audio.ogg to -> #{audio_dir}”)
FileUtils.cp(“#{$process_dir}/audio.ogg”, audio_dir)
BigBlueButton.logger.info(“Copied audio.ogg file”)
#Added by Ghanshyam Katriya Company : Ecosmob Technology Pvt Ltd. Date : 23/12/2015 Purpose : Convert .ogg to .mp3
#Convert .ogg video to .wav video command : avconv -i {path}/audio.ogg {path}/audio.mp3
command=”avconv -i #{$process_dir}/audio.ogg #{$process_dir}/audio.mp3″
BigBlueButton.execute(command)
FileUtils.cp(“#{$process_dir}/audio.mp3”, audio_dir)
end
BBB-Mconf 