[Cin] offtopic: Digitize and record Video with A/D USB adapters

Terje J. Hanssen terjejhanssen at gmail.com
Wed Oct 13 22:21:09 CEST 2021

Den 12.10.2021 08:44, skrev Marco Ciampa via Cin:
> The thing is: the analog to digital converters _and_ the digital grabbers
> inside cheap pal/ntsc to usb2 are a crap. If you want a really good
> quality conversion you have to open wide your wallet and buy a really
> expensive grabber just to be sure that it has inside a good (but not so
> expensive in itself) analog to digital converter.
> ... or use a cheap external one like this (just an example):
> https://www.amazon.com/ZHIYUEN-Adapter-Universal-Converter-Consumption/dp/B07WTV8FGF

More documentation is needed ;)
The requirement was 8-bit color depth and video format (sampling) 4:2:2 
throughout the workflow.
The SCART to HDMI A/D converters I've searched fast on so far had 
missing information about this (just like the S-video&composite to usb2 

> and to capture use one of these:
> https://www.amazon.com/IPXOZO-Video-Capture-Card-USB/dp/B08YRWB7VD

The sample grabber supports Video output format: YUV420/JPEG and video 
format 8/10/12bit Deep color (?)


Terje J. H

> these are just examples, (I do not work for Amazon! ;-) I picked them
> randomly and they _SHOULD_ work, but I cannot be 100% sure, never tried
> those in particular... it is just to explain the principle of this
> method... that you should give it a go... it's not such a great expense.
> Please note that if you want a pass through usb video grabber (useful for
> example to grab games) you have to spend a bit (5xtimes!) more for a
> device with input _and_ real time output.

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