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multimedia:web_conferences_with_bigbluebutton:faq_about_bigbluebutton [11:10 11. October 2023 ] – [How can I transfer images from a visualizer?] Hans-Ulrich Kielmultimedia:web_conferences_with_bigbluebutton:faq_about_bigbluebutton [11:14 11. October 2023 ] – [How can I transfer images from a visualizer?] Hans-Ulrich Kiel
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 BBB is based on WebRTC. There are a few issues with the implementation in firefox which can negatively affect the quality of the conference:  BBB is based on WebRTC. There are a few issues with the implementation in firefox which can negatively affect the quality of the conference: 
-* The volume of the microphone is not automatically regulated. Therefore, the audio transmission of individual participants can be either too loud or too quiet.    +  * The volume of the microphone is not automatically regulated. Therefore, the audio transmission of individual participants can be either too loud or too quiet.    
-* Webcam images and audio transmission may not be in sync.   +  * Webcam images and audio transmission may not be in sync.   
-* Firefox always uses the default output device (speakers) of the operating system. It is not possible to manually set the output device. +  * Firefox always uses the default output device (speakers) of the operating system. It is not possible to manually set the output device. 
-* Images of presentations may lag. +  * Images of presentations may lag. 
-* The quality of transmission is reduced when sharing your screen. +  * The quality of transmission is reduced when sharing your screen. 
  
  
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 ==== How can I transfer images from a visualizer? ==== ==== How can I transfer images from a visualizer? ====
  
-If a PC has multiple video sources, such as a webcam and a visualizer, then it is possible for BBB to transmit two video images at the same time. From BBB version 2.7, the function "Camera as content" can be used to display the visualizer image instead of the presentation with a resolution of 1920×1080 30 frames/s. Unfortunately, this means that data will be compressed which leads to a loss of quality. Therefore, the display of detail is limited.   +If a PC has multiple video sources, such as a webcam and a visualizer, then it is possible for BBB to transmit two video images at the same time. From BBB version 2.7, the function "Camera as content" can be used to display the visualizer image instead of the presentation with a resolution of 1920×1080 at 30 frames/s. Unfortunately, this means that data will be compressed which leads to a loss of quality. Therefore, the display of detail is limited.   
  
  
multimedia/web_conferences_with_bigbluebutton/faq_about_bigbluebutton.txt · Zuletzt geändert: 14:55 24. January 2024 von Hans-Ulrich Kiel

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