[FFmpeg-user] telecine pattern 5555 - Judder-free, 60 FPS telecine (?)

Paul B Mahol onemda at gmail.com
Sun Apr 5 12:19:11 EEST 2020

On 4/5/20, Mark Filipak <markfilipak.windows+ffmpeg at gmail.com> wrote:
> On 04/05/2020 04:31 AM, Carl Eugen Hoyos wrote:
>> Am So., 5. Apr. 2020 um 10:19 Uhr schrieb Mark Filipak
>> <markfilipak.windows+ffmpeg at gmail.com>:
>>> Any 24fps video displayed on a 60Hz TV must be telecined somehow.
>> This is only true for (old) CRT NTSC screens.
> I think you're wrong, Carl Eugen. A 60Hz TV has a screen that runs at 60Hz,
> only. If you give it
> something else, it converts it. If you give it 24fps, the TV's electronics
> telecines it. Now, the
> player is supposed to query the HDMI capabilities and do the telecine for
> the TV, but I'm pretty
> sure that the TV can also telecine.

Telecine is thing of history. No modern TV are using it.

>> Note that there is another issue with your argumentation: You are assuming
>> that current screens are bound to some general refresh rate that is
>> defined
>> outside and has to be strictly followed (as was true for above screens).
> My TV says it's 60Hz. It says it accepts 23 to 76 fps. Those are its
> responses to an HDMI query via
> MonInfo.
>> This
>> is not true anymore and therefore your attempt to reduce "judder" by
>> increasing the framerate is in vain and will likely lead to increased
>> judder.
> Not according to my eyes.

Please visit nearby hospital ASAP!

>> Carl Eugen
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