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4:3 to Widescreen



 
 
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  #1  
Old February 6th 11, 09:49 AM posted to uk.tech.digital-tv
Rob[_20_]
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Posts: 19
Default 4:3 to Widescreen

I've bought the Our Friends in the North DVD, not unnaturally 4:3,
although with gaps top/bottom for some reason.

What process does the BBC (and others) use to display these old
programmes to fill a widescreen TV? Dad's Army for example always looks
fine to me, but presumably there's some chopping or stretching going on.

Also, can any TVs or DVDPs make a reasonable job of this? My Panasonic
TV/LG BR don't even try, with just simple zoom and aspect options.

Rob
  #2  
Old February 6th 11, 10:41 AM posted to uk.tech.digital-tv
Dave Plowman (News)
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Default 4:3 to Widescreen

In article om,
Rob wrote:
I've bought the Our Friends in the North DVD, not unnaturally 4:3,
although with gaps top/bottom for some reason.


What process does the BBC (and others) use to display these old
programmes to fill a widescreen TV? Dad's Army for example always looks
fine to me, but presumably there's some chopping or stretching going on.


Also, can any TVs or DVDPs make a reasonable job of this? My Panasonic
TV/LG BR don't even try, with just simple zoom and aspect options.


Nothing can make a reasonable job of changing one aspect ratio to another.
It inevitably means losing part of the frame as shot.

If you bought a sensible size widescreen set the picture size in true 4:3
with a band either side will still be satisfactory.

--
*Change is inevitable, except from a vending machine.

Dave Plowman London SW
To e-mail, change noise into sound.
  #3  
Old February 6th 11, 10:43 AM posted to uk.tech.digital-tv
Steve Thackery[_2_]
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Posts: 2,566
Default 4:3 to Widescreen

Rob wrote:

I've bought the Our Friends in the North DVD, not unnaturally 4:3,
although with gaps top/bottom for some reason.


Presumably because it's actually 14:9. Used quite a lot as a
transitional format.

SteveT


  #4  
Old February 6th 11, 11:04 AM posted to uk.tech.digital-tv
Graham.[_3_]
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Posts: 412
Default 4:3 to Widescreen

I've bought the Our Friends in the North DVD, not unnaturally 4:3, although with gaps top/bottom for some reason.

What process does the BBC (and others) use to display these old programmes to fill a widescreen TV? Dad's Army for example always
looks fine to me, but presumably there's some chopping or stretching going on.


I should hope they don't, except perhaps when a short clip is shown within
a 16:9 programme.
I want this kind of material to be displayed in its native aspect ratio,
not to fill the screen.

People who have a contrary view can zoom
and/or stretch the picture any way that pleases them on their own TV.
The same goes for DVDs

--
Graham.

%Profound_observation%


  #5  
Old February 6th 11, 11:31 AM posted to uk.tech.digital-tv
Richard Russell
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Posts: 204
Default 4:3 to Widescreen

On Sun, 06 Feb 2011 08:49:58 -0000, Rob wrote:

What process does the BBC (and others) use to display these old
programmes to fill a widescreen TV?...
My Panasonic TV/LG BR don't even try, with just simple zoom and
aspect options.


"Simple zoom" is all the BBC will use, as a rule. The options for
displaying a 4:3 picture within a 16:9 raster are basically 12P16 (4:3
picture shown in its entirety, with side panels, i.e. pillarbox), 14P16
(4:3 picture zoomed, so some content lost at top and/or bottom; smaller
side panels) or 16F16 (4:3 picture zoomed to fill the entire width, more
content lost):

ftp://ftp.axon.tv/WhitePapers/Applic...nversion.p df

Some 'minor' channels occasionally use horrible techniques like
cylindrical distortion, but never the BBC (AFAIK).

Richard.
http://www.rtrussell.co.uk/
  #6  
Old February 6th 11, 05:42 PM posted to uk.tech.digital-tv
Norman Radox
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Default 4:3 to Widescreen

? I've bought the Our Friends in the North DVD, not unnaturally 4:3,
although with gaps top/bottom for some reason.


Presumably because it's actually 14:9. Used quite a lot as a
transitional format.


But wouldn't that indicate it was 16:9 first ?
  #7  
Old February 6th 11, 07:03 PM posted to uk.tech.digital-tv
Steve Thackery[_2_]
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Posts: 2,566
Default 4:3 to Widescreen

Norman Radox wrote:

But wouldn't that indicate it was 16:9 first ?


I don't know how they were originally filmed, but 14:9 transmissions
were commonplace - I remember them well.

SteveT


  #8  
Old February 6th 11, 07:08 PM posted to uk.tech.digital-tv
Mark Carver
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Posts: 6,528
Default 4:3 to Widescreen

Steve Thackery wrote:
Norman Radox wrote:

But wouldn't that indicate it was 16:9 first ?


I don't know how they were originally filmed, but 14:9 transmissions
were commonplace - I remember them well.


Yes, they were on all four main channels from the early to mid 90s.

The Beeb conducted an experiment in the early 90s, by cropping all of one
Saturday night's programming to 14:9 letterbox to see what the public reaction
would be.


--
Mark
Please replace invalid and invalid with gmx and net to reply.

www.paras.org.uk
  #9  
Old February 6th 11, 09:04 PM posted to uk.tech.digital-tv
Dave H[_5_]
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Posts: 15
Default 4:3 to Widescreen

?Presumably because it's actually 14:9. Used quite a lot as a
transitional format.


But wouldn't that indicate it was 16:9 first ?


Some programmes in the mid-late 1990s were actually broadcast in 14:9,
with 16:9 masters actually lost or destroyed since. Eg "This Life" series
2. "This Life" series 1 was broadcast as proper 16:9 letterbox on analogue
BBC2.


Agree with you about some broadcasts in 14:9 in the early 90's.

We did stuff like that when filmed on super 16 film, as widescreen wasn't
quite the norm then, things like Cracker, Cold Feet, Prime Suspect ring the
memory bell.

  #10  
Old February 7th 11, 11:31 AM posted to uk.tech.digital-tv
Brian Gaff
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Posts: 7,824
Default 4:3 to Widescreen

Surprised nobody at the tv companies has not suggested moving the image to
one side and displaying scrolling down or up small ads in the space by now.

Brian

--
Brian Gaff -
Note:- In order to reduce spam, any email without 'Brian Gaff'
in the display name may be lost.
Blind user, so no pictures please!
"Dave Plowman (News)" wrote in message
...
In article om,
Rob wrote:
I've bought the Our Friends in the North DVD, not unnaturally 4:3,
although with gaps top/bottom for some reason.


What process does the BBC (and others) use to display these old
programmes to fill a widescreen TV? Dad's Army for example always looks
fine to me, but presumably there's some chopping or stretching going on.


Also, can any TVs or DVDPs make a reasonable job of this? My Panasonic
TV/LG BR don't even try, with just simple zoom and aspect options.


Nothing can make a reasonable job of changing one aspect ratio to another.
It inevitably means losing part of the frame as shot.

If you bought a sensible size widescreen set the picture size in true 4:3
with a band either side will still be satisfactory.

--
*Change is inevitable, except from a vending machine.

Dave Plowman
London SW
To e-mail, change noise into sound.



 




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