Question / Help No video/audio from Camera with Blackmagic Intensity Shuttle

mpek

Member
Problem: No video/audio from Camera with Blackmagic Intensity Shuttle USB 3.0

First fo all: Intensity Shuttle works good in Adobe Premiere Pro CC as a Preview device.
Wirecast Demo shows the cam, OBS does not.

Camera: 1920x1080p30 HDMI-Out
connected with HDMI cable to
Blackmagic Intensity Shuttle HDMI-In

I added a source to OBS and could choose Intensity Shuttle as a Blackmagic device, Mode 1080p30 and pixel format 8-bit YUV and tried all other choices.
But I get no video/audio back from camera into OBS.

Intensity Shuttle Blackmagic Video Utility shows the Intensity Shuttle.

The 1st log file is from many setting changes and tests until it crashed and I had to restart. The 2nd log file is after the restart and some changes, but sill no luck and closing OBS. The 3rd log file is with some other settings.
 

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mpek

Member
okay i found a setting that shows the picture. The strange thing is, when camera is set to 1080p30 (1080p25) you have to set OBS Studio to 1080i60 (1080i50). It does not show a picture with the equivalent setting. Camera 1080p30/1080p25 and OBS Studio 1080p30/1080p50 does not show the video, why is that?
 

Suslik V

Active Member
Does OBS Studio device's 1080i60 setting together with 60 fps at Settings>Video produces true 60fps video? Is it looks like interlaced video (obs_preview/obs_output)?
Just wondering. Because deinterlacing/interlacing may be completed in different ways inside the device.
 
Last edited:

mpek

Member
it looks like progressive is being streamend and recorded, but still testing static cameras with low movement, I have to investigate more when having more movement in front of the cameras, like people, but I'm still evaluating if OBS could be a viable solution...if you find out more, please update!
 
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