Knowledge Base Usb Capture Content

Use Magewell capture device and OBS Studio to stream video

Article ID: 000040036 Pro Capture Family , USB Capture Gen 1 Family , USB Capture Gen 2 Family , USB Capture Plus Family , Eco Capture Family

1Create a scene collection

On the SceneCollection menu, click New, and then enter the name of the scene collection.

Create a scene collection in OBS

2Add video and audio input devices

  1. Under Sources, click the plus sign, and then click Video Capture Device.
  2. In the Create/Select Source dialog box, select Create new, and then enter the name of the video capture device.
  3. In the Properties dialog box, set the properties of the capture device as follows:
    • Device: select the Magewell capture device.
    • Resolution/FPS Type: select Custom.
    • Resolution
    • FPS: select the frame rate.
    • Video Format: select the color space.
    • Audio Output Mode: select Output desktop audio (DirectSound).
    • Select the Use custom audio device.
    • Audio device: select the audio input device linked with video.
Add video input devices in OBS

For Pro Capture and Eco Capture Family capture devices, select Audio as the audio input device linked with video.

For USB Capture (Plus) Family devices, refer to the list below to select the audio input device linked with video.

  • USB Capture HDMI (4K) Plus: select HDMI for camera/game console/video player capture; select Computer for screen capture.
  • USB Capture SDI (4K) Plus/USB Capture SDI Gen 2: select SDI.
  • USB Capture DVI Plus: select HDMI.
  • USB Capture AIO: select Digital if you use DVI or SDI interface; select Analog if you use DB9 interface.
  • USB Capture HDMI Gen 2: select HDMI.

3Add Microphone audio input device

  1. Under Sources, click the plus sign, and then click Audio Input Capture.
  2. In the Create/Select Source dialog box, select Create new, and then enter the name of the audio input device.
  3. In the Properties dialog box, select Mic or Line In.
Add audio input devices in OBS

4Obtain the RTMP address and stream name (stream key) on the live streaming platform

RTMP address and stream name (stream key) on the live streaming platform

5Set up the streaming output

  1. In the main OBS Studio window, click Settings to open the Settings dialog box.
  2. Click the Stream tab, and then set the properties of the streaming output as follows:
    • Stream Type: select Custom Stream Sever.
    • URL: enter the RTMP address.
    • Stream key
Settings in OBS

6Start and stop streaming

In the main OBS Studio window, click Start Streaming. When the streaming is complete, click Stop Streaming.

Start Streaming in OBS

Relevant Video: How to use OBS Studio to record and stream along with Magewell capture devices

Relevant Video: How to capture the computer's screen display using the Magewell USB Capture HDMI Plus and OBS

Relevant Topic: Use Magewell capture device and OBS to record video

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