Video Streaming Demo Server Enhanced

Authors: Holoscan Team (NVIDIA)
Supported platforms: x86_64, aarch64
Language: C++
Last modified: October 16, 2025
Latest version: 3.5.0
Minimum Holoscan SDK version: 3.5.0
Tested Holoscan SDK versions: 3.5.0
Contribution metric: Level 1 - Highly Reliable

This is the enhanced video streaming server demo application that provides bidirectional streaming capabilities.

Features

• Bidirectional Streaming: Receive and send video frames
• Multiple Client Support: Handle multiple streaming clients
• Configurable Resolution: Support for different video resolutions
• Real-time Processing: Low-latency video streaming

Running the Application

[!IMPORTANT] The server applications requires Holoscan SDK 3.5.0. Either set the SDK version environment variable before running the applications, or use the --base-img option to specify the base image.

# Set SDK version environment variable
export HOLOHUB_BASE_SDK_VERSION=3.5.0

./holohub run video_streaming_demo_enhanced

Configuration

• streaming_server_demo.yaml: Server configuration file
• Default settings: 854x480 resolution, 30 FPS, port 48010

Dependencies

• Holoscan SDK 3.5.0
• video_streaming operator
• OpenCV
• CUDA 12.x (currently not working with CUDA 13.x)
• OpenSSL 3.0+

Usage with Client

1. Start the server first
2. Start one or more clients in separate terminals
3. The server will handle bidirectional communication with all connected clients