This tutorial gives an introductory overview into some of the main functions in Composer, e.g.:

• Locate and manage inputs 
  
• Enable/disable video & sound preview 
  
• The Color picker tool 
  
• Changing the properties of different layers 
  
• Adding operators such as Chroma key, Sharpening, and Color curves 
  
• Using Connectors 
• Runtime Performance KPI
  
• The built-in video analyzer