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  • emUSB-Host
  • Video Class

    Video class

    The USB class protocol for Video is defined for devices or functions embedded in composite devices that record or stream video data.

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    Downloads
    Documentation
    SEGGER emUSB-Host
    1. 1.Key features
    2. 2.Requirements
    3. 3.Application examples for emUSB-Host Video
    4. 4.Tested devices
      1. 4.1.Tested webcams

    Overview

    The emUSB-Host Video class enables communication with any device that complies with the USB Device Class Definition for Video Devices as specified by the USB Implementers Forum.

    webcam

    Key features

    • Compatibility with USB Video V1.00 devices
    • Ability to receive video from input devices (e.g. webcams)
    • Control processing, selector and extension units 
    • Notifications about insertion and removal of video devices
    • Support for common video formats (Uncompressed, MJPEG and H.264)
    • Support for all resolutions and frame rates
    • Small footprint

    Requirements

    Components required to use emUSB-Host Video:

    • emUSB-Host Video
    • emUSB-Host core
    • emUSB-Host target driver
    • Real-time operating system (embOS or other)

    Resource usage

    Application examples for emUSB-Host Video

    webcam

    Webcam

    Tested devices

    emUSB-Host Video provides an interface between a video streaming device and the receiving host. With the specific requirements of video, not all controllers can handle video support. Below are the host controllers SEGGER has tested and passed so far. Others can be tested upon request.

    • Without restrictions: EHCI controllers such as included with Xilinx Zynq, NXP Kinetis HiSpeed, i.MX6, i.MX-RT
    • With reduced resolution: STM32, LPC5xx

    Tested webcams

    The primary use case of the video class is to connect a webcam to an embedded system. We have tested a number of webcams so far (see list below). Other devices can be added upon request. 

    • Aukey PC-LM1E
    • Hama 00053950 Spy Protect
    • Conceptronic AMDIS03B
    • Logitech C930e
    • Logitech V-U0006
    • Logitech V-U0011
    • Logitech V-U0018
    • Logitech V-U0031
    • Microsoft Lifecam HD 3000
    • Trust 16428
    • Trust 17003-02
    • Razer Kiyo Pro RZ19-0364
    • Xiaomi Imilab CMSXJ22A
    • User manual
    • List of downloads
    • Update notification
    • Pricing
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    SEGGER Microcontroller GmbH

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    40789 Monheim am Rhein, Germany
    info@segger.com
    Tel.: +49-2173-99312-0
    Fax: +49-2173-99312-28

    Locations

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    Gardner, MA 01440, USA
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    Silicon Valley
    Milpitas, CA 95035, USA
    us-west@segger.com
    Tel.: +1-408-767-4068

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    Room 218, Block A, Dahongqiaoguoji
    No. 133 Xiulian Road
    Minhang District, Shanghai 201199, China
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    Tel.: +86-133-619-907-60

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