• Device Details
• Prerequisite
• Playing Test streams with Rialto
• Running YouTube with Rialto
• Pipeline Diagram
• Known Issues / limitations

Device Details

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Prerequisite

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• Build the latest Raspberry Pi4/Pi3 Image using below links
  
  RPI 4B model reference platform for RDKV - RDK - RDK Central Wiki
  RDK-V rdk-next Yocto 3.1 dunfell build for Raspberrypi - RDK - RDK Central Wiki
  
  

Playing Test streams with Rialto

• Stop wpeframework - systemctl stop wpeframework
• For Rpi4 platform - Run the below command in all terminals where you need to run the rialto commands.
  export WESTEROS_DRM_CARD=/dev/dri/card0
  
  
• For below steps, Refer Running YouTube with Rialto - Preferred Program - RDK Central Wiki page.
  - Run westeros
  - Start server manager simulator
  - Run Rialto Server for YouTube
  
  
  
• Command used to run test streams:
  

  rm /tmp/rialto-registry.bin ; GST_REGISTRY=/tmp/rialto-registry.bin RIALTO_DEBUG=5 RIALTO_CONSOLE_LOG=1 RIALTO_SOCKET_PATH=/tmp/rialto-0 XDG_RUNTIME_DIR=/tmp WAYLAND_DISPLAY=westeros-cobalt LD_LIBRARY_PATH="$PWD/usr/lib" COBALT_CONTENT_DIR="$PWD/usr/share/content/data" RIALTO_CLIENT_BACKEND_LIB="/usr/lib/libRialtoClient.so" gst-launch-1.0 playbin uri=file:///tmp/sample-video-file-for-testing.mp4

Running YouTube with Rialto

• Stop wpeframework - systemctl stop wpeframework
• For Rpi4 platform - Run the below command in the terminalall terminals where you need to run the rialto commands.
  export WESTEROS_DRM_CARD=/dev/dri/card0
  
  
• For below steps, Refer Running YouTube with Rialto - Preferred Program - RDK Central Wiki page.
  - Run westeros
  - Start server manager simulator
  - Run Rialto Server for YouTube
  
  
• Command used to launch YouTube Homepage.

  • 
    GST_REGISTRY=/tmp/rialto-registry.bin RIALTO_DEBUG=5 RIALTO_SOCKET_PATH=/tmp/rialto-0 XDG_RUNTIME_DIR=/tmp WAYLAND_DISPLAY=westeros-cobalt LD_LIBRARY_PATH="$PWD/usr/lib" COBALT_CONTENT_DIR="/usr/share/content/data" RIALTO_CLIENT_BACKEND_LIB="/usr/lib/libRialtoClient.so" /usr/bin/cobalt_bin
    

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• • There is a small correction in the below "Run YouTube" Command mentioned in rdk wiki page

  • remove "$PWD" in COBALT_CONTENT_DIR

  • Make sure rialto-registry.bin is cleared
    rm /tmp/rialto-registry.bin
    
    

Pipeline

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Diagram

Image Modified




Known issues /

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Limitations

Encrypted playback is not verified as a part of POC.

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