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LT-300 HD/4K Capture Card Series

Flexible video capture platform for seamless integration

Multi-channel 4K video acquisition platform supporting standards from 4Kp60 down to 720p, with flexible SDI and HDMI input configurations. Designed for low-latency operation, the LT300 series enables raw acquisition, recording, real-time processing, compositing, and dynamic overlays. An integrated HDMI loop-through output provides live display with overlays applied, making it ideal for medical, industrial, avionic, extended-temperature, and high-end broadcast applications.

LT-311 HD/4K Capture Card

Four SDI inputs for high-performance video capture. Supports HD to 4K formats with embedded audio and HDMI loopthrough with real-time overlay.

LT-312 HD/4K Capture Card

Dual HDMI inputs provide flexible 4K/HD capture, with embedded audio and real-time HDMI loopthrough.

LT-313 HD/4K Capture Card

Hybrid 2 SDI + 1 HDMI inputs for versatile video capture. Supports HD to 4K formats with embedded audio, HDMI loopthrough, and real-time overlay.

Software & Integration

The LT-300 series is supported by a comprehensive software stack designed to simplify integration while offering advanced video and audio processing capabilities. From low-level access to raw video and audio streams to high-level features such as compositing, recording, and dynamic overlays, the Enciris software environment provides the flexibility required to build a wide range of professional capture and processing workflows.

Media Server

The LT-300 cards are managed through a dedicated Media Server, a central software component that handles all video and audio streams, along with their associated metadata. It provides access to raw frames in the desired format, as well as capture and recording capabilities.

By abstracting the complexity of the hardware, the Media Server exposes a unified interface to control acquisition, processing, and output. Users can integrate the video streams into their own applications, while the server takes care of stream management, synchronization, and recording.

Compositing

The Media Server can combine multiple incoming video streams into a single composited output, enabling multi-source views without additional hardware. This composited output can be used for live display, recording, or snapshot capture, providing a flexible foundation for a wide range of professional use cases.

HDMI Overlay

The platform includes built-in overlay capabilities that allow text, shapes, and images to be added directly onto video streams. With transparency control and dynamic updates, custom graphics or predefined templates can be integrated in real time.

Overlays are applied on the HDMI output, providing immediate visual feedback. Overlay content can be updated dynamically to display live labeling, status information, or on-screen cues in real time.

APIs & Frameworks

Enciris provides a RESTful API to control the Media Server and access all LT-300 features. To simplify integration, client libraries are available in C++, Go, and Python, allowing applications to interact with the server without dealing with low-level communication details.

Standard multimedia frameworks are also supported through DirectShow on Windows and V4L2 on Linux, making LT-300 cards easy to integrate into existing video pipelines and third-party applications.

Command-Line Interface - Ecurl

Ecurl is a command‑line tool built on top of the RESTful API. It allows users to control the Media Server directly from a terminal using simple URLs and commands, making it suitable for scripting, automation, and testing in both development and deployment environments.

Demonstration Application - Ecap

Ecap is an interactive demonstration application built using the Enciris Go API. It provides a graphical interface to explore LT‑300 capture features.

It allows users to evaluate video and audio acquisition, configure capture parameters, perform recording and snapshot operations, and validate system behavior without writing any code.

ECAP

LIVE

STILL

RECORD

HDMI IN 0

3840x2160p
60.00 Hz

HDMI IN 1

1920x1080p
60.00 Hz

HDMI Output

Monitors overlay

HDMI Input 0

HDMI Input 1

Patient: John Doe

Recovery room: 12

HDMI Output

Demonstration Application - Ecap

Ecap is an interactive demonstration application built using the Enciris Go API. It provides a graphical interface to explore LT‑300 capture features.

It allows users to evaluate video and audio acquisition, configure capture parameters, perform recording and snapshot operations, and validate system behavior without writing any code.

Get in Touch with Our Team

Have a specific requirement or a long-term project ?
Our team supports you from hardware and software integration to long-term availability and product lifecycle management.

  • Custom features, form factors and interface combinations
  • Software and hardware integration support, tailored to your workflow
  • Long-term support and guaranteed product availability
  • Designed and assembled in France