[FFmpeg-user] Benefits from Chroma Upsampling v4l2 8bit 422 to 10bit 422 FFV1 backup?

Carl Zwanzig cpz at tuunq.com
Thu May 22 09:53:06 EEST 2025


On 5/20/2025 4:15 PM, Terje J. Hanssen wrote:
> And yes, I agree. I didn't tell that I actually have a legacy pretty 
> good TBC (built in a Videonics MX-1 videomixer)

That's really a consumer product, not a professional one (and not 
broadcast quality). If you can get your hands on one, look for 
DPS/For-A/Sony/Tektronix. Or use a scan converter like a Folsom 
ImagePro, that'll do the TBC job along with the A/D and has enough 
adjustments.

That aside, if you're after "good enough", that's fine; but please don't 
equate that to "best quality". (I will acknowledge that S-VHS is/was not 
a high-quality media to start, so there's definitely a point of 
diminishing returns here.)

Later,

z!



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