Refresh rate?

spluff

Established Member
Hi all,

I am playing mainly mkvs which are at 24fps.

Do I need to set the refresh rate on my laptop which is connceted to a KRP500A plasma tv to 24hz or 50hz or 60hz?
 

Blu4KHD

Prominent Member
Hi all,

I am playing mainly mkvs which are at 24fps.

Do I need to set the refresh rate on my laptop which is connceted to a KRP500A plasma tv to 24hz or 50hz or 60hz?

Yes you do need to manually change the refresh rate of the desktop to 24hz,60hz,50hz
 

spluff

Established Member
thanks :)

Just reading on some other forums and the file is actually

23.976fps

and that using 24Hz would actually cause stuttering.... and should use a program like reclock or set screen mode to 23.976 if it can be supported.

Is this true? This is soooooooooo complicated :D
 

Blu4KHD

Prominent Member
thanks :)

Just reading on some other forums and the file is actually

23.976fps

and that using 24Hz would actually cause stuttering.... and should use a program like reclock or set screen mode to 23.976 if it can be supported.

Is this true? This is soooooooooo complicated :D


Well i watch all my Blu Rays and MKV's through my HTPC they all have a 23.976 refresh rate as is standard on Blu Ray, My Nvidia GPU is set to 24hz and i have never seen any stuttering with the picture.
 

Stephen Neal

Distinguished Member
thanks :)

Just reading on some other forums and the file is actually

23.976fps

and that using 24Hz would actually cause stuttering.... and should use a program like reclock or set screen mode to 23.976 if it can be supported.

Is this true? This is soooooooooo complicated :D

Not stuttering per se - more an occasional repeated frame to get 23.976 up to 24. This is sometimes called microstuttering - as it is FAR less obvious (and quite easy to miss if you're not looking for it) than the judder when 50Hz is displayed at 60Hz or 23.976Hz at 50Hz.

(Some 24 and 60Hz modes may actually be 23.976 and 59.94Hz modes anyway...)
 

spluff

Established Member
just watched a film and it seemed worse at this 24hz setting than I remember watching a lot of other mkvs at 60Hz :suicide:

Wish these kinda things were easier :D
 

Blu4KHD

Prominent Member
just watched a film and it seemed worse at this 24hz setting than I remember watching a lot of other mkvs at 60Hz :suicide:

Wish these kinda things were easier :D

It all depends on what the MKV's refresh rate was and does your display actually take a 24hz input, If not then this can be worse than your original setttings.
 

spluff

Established Member
most mkv files will be 23.976 but if you are using media player classic you can go to file properties and it will tell you there....
 

spluff

Established Member
My display has the following settings:-

I am using Pure Cinema Advanced

60Hz input = 60Hz output.
24Hz input = 60Hz output unless PureCinema is set to Advance, in which case it's 72Hz output.
 

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