add license information

README.md

@@ -311,8 +311,15 @@ This software is provided "as is", without warranty of any kind, express or impl
 ### Third-Party Dependencies
 
 This software uses the following dependencies:
-- **VizionSDK** - See VizionSDK license terms at `/opt/vizionsdk/`
-- **GStreamer** - Licensed under LGPL
+
+- **VizionSDK**
+  Copyright (c) 2025 TechNexion Ltd.
+  Licensed under MIT License
+  https://github.com/TechNexion-Vision/vizionsdk/blob/main/LICENSE
+
+- **GStreamer**
+  Licensed under LGPL
+  https://gstreamer.freedesktop.org/
 
 ## Support