Re: [SI] - Curves.

Discussion in 'Digital Photography' started by PeterN, Nov 23, 2012.

  1. PeterN

    PeterN Guest

    On 11/23/2012 3:46 AM, Eric Stevens wrote:
    > On Thu, 22 Nov 2012 19:29:41 -0800, Savageduck
    > <savageduck1@{REMOVESPAM}me.com> wrote:
    >
    >> On 2012-11-22 19:17:52 -0800, Eric Stevens <> said:
    >>
    >>> I nearly gave up when I read:
    >>>
    >>> "Find curves in unusual places. Use shadows and reflections to
    >>> curve what's straight and straighten what's curved".
    >>>
    >>> I thought I knew what was wanted. The mandate was calling for an
    >>> interplay of light, shade and reflections to change the shape of
    >>> objects as seen by the viewer.
    >>>
    >>> I saw this as the kind of photography I have never done but which has
    >>> appeared in books published by eminent photographers. What I found
    >>> difficult was that we have been in the midst of equinoctial gales,
    >>> rain, dense clouds and general misery, otherwise as known as spring.
    >>> I couldn't see any way that I was going to be able to exploit any
    >>> useful interplay of light and shade outside of a studio, which I don't
    >>> own.
    >>>
    >>> I struggled and experimented with a few shots and had almost got to
    >>> the point of submitting "something completely different" when we had a
    >>> flurry of exemplar car body parts which certainly typified curves but
    >>> were taken in a clear light which gave almost no indication of shadows
    >>> or reflections. I thought "I can match them" and went on to submit the
    >>> three I did.
    >>>
    >>> More recently I have read of images which had been rejection as a
    >>> result of being "excessively Photoshopped". I wonder what would have
    >>> happened if I had submitted my original.
    >>>
    >>> I started with https://dl.dropbox.com/u/31088803/DSC_0176.JPG which is
    >>> a tunnel on the 2'-0" gauge 'Driving Creek' scenic railway. See
    >>> http://www.drivingcreekrailway.co.nz/ for info about the railway.

    >>
    >> Nice! I think it would have fit quite nicely. You would just have to
    >> explain to the SI "Big Giant Head" that that was the way you saw things
    >> that day.
    >>
    >>> Using Paint Shop Pro, the first thing I did was to apply a 'curves'
    >>> adjustment. In accordance with the mandate, the intention was to use
    >>> the 'curves' to change the appearance of the light and shadow in the
    >>> image. After a few minutes I decided my efforts were a howling
    >>> success.
    >>>
    >>> Having done what I could to light and shadow I decided to tackle the
    >>> 'reflections' side of the mandate. With this I produced the finished
    >>> image which can be found at
    >>> https://dl.dropbox.com/u/31088803/DSC_0176a.JPG
    >>>
    >>> I now regret I didn't submit it.

    >>
    >> Now here is where you might be accused of pushing the envelope of the
    >> spirit of the rule. ;-)
    >> ...or perhaps there is a NZ source for that mind altering hallucinogen
    >> so popular in the 60's and early 70's.
    >>
    >>>
    >>> Why did the colours change without any use of the colour controls? See
    >>> https://dl.dropbox.com/u/31088803/DSC_0176aCurves.JPG

    >>
    >> Not exactly a linear curve is it?

    >
    > Only a geometer would claim a straight line is a curve.


    Next thing you know we'll be getting off on a tangent.

    --
    Peter
    PeterN, Nov 23, 2012
    #1
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  2. PeterN

    Rob Guest

    On 24/11/2012 12:58 AM, PeterN wrote:
    > On 11/23/2012 3:46 AM, Eric Stevens wrote:
    >> On Thu, 22 Nov 2012 19:29:41 -0800, Savageduck
    >> <savageduck1@{REMOVESPAM}me.com> wrote:
    >>
    >>> On 2012-11-22 19:17:52 -0800, Eric Stevens <>
    >>> said:
    >>>
    >>>> I nearly gave up when I read:
    >>>>
    >>>> "Find curves in unusual places. Use shadows and reflections to
    >>>> curve what's straight and straighten what's curved".
    >>>>
    >>>> I thought I knew what was wanted. The mandate was calling for an
    >>>> interplay of light, shade and reflections to change the shape of
    >>>> objects as seen by the viewer.
    >>>>
    >>>> I saw this as the kind of photography I have never done but which has
    >>>> appeared in books published by eminent photographers. What I found
    >>>> difficult was that we have been in the midst of equinoctial gales,
    >>>> rain, dense clouds and general misery, otherwise as known as spring.
    >>>> I couldn't see any way that I was going to be able to exploit any
    >>>> useful interplay of light and shade outside of a studio, which I don't
    >>>> own.
    >>>>
    >>>> I struggled and experimented with a few shots and had almost got to
    >>>> the point of submitting "something completely different" when we had a
    >>>> flurry of exemplar car body parts which certainly typified curves but
    >>>> were taken in a clear light which gave almost no indication of shadows
    >>>> or reflections. I thought "I can match them" and went on to submit the
    >>>> three I did.
    >>>>
    >>>> More recently I have read of images which had been rejection as a
    >>>> result of being "excessively Photoshopped". I wonder what would have
    >>>> happened if I had submitted my original.
    >>>>
    >>>> I started with https://dl.dropbox.com/u/31088803/DSC_0176.JPG which is
    >>>> a tunnel on the 2'-0" gauge 'Driving Creek' scenic railway. See
    >>>> http://www.drivingcreekrailway.co.nz/ for info about the railway.
    >>>
    >>> Nice! I think it would have fit quite nicely. You would just have to
    >>> explain to the SI "Big Giant Head" that that was the way you saw things
    >>> that day.
    >>>
    >>>> Using Paint Shop Pro, the first thing I did was to apply a 'curves'
    >>>> adjustment. In accordance with the mandate, the intention was to use
    >>>> the 'curves' to change the appearance of the light and shadow in the
    >>>> image. After a few minutes I decided my efforts were a howling
    >>>> success.
    >>>>
    >>>> Having done what I could to light and shadow I decided to tackle the
    >>>> 'reflections' side of the mandate. With this I produced the finished
    >>>> image which can be found at
    >>>> https://dl.dropbox.com/u/31088803/DSC_0176a.JPG
    >>>>
    >>>> I now regret I didn't submit it.
    >>>
    >>> Now here is where you might be accused of pushing the envelope of the
    >>> spirit of the rule. ;-)
    >>> ...or perhaps there is a NZ source for that mind altering hallucinogen
    >>> so popular in the 60's and early 70's.
    >>>
    >>>>
    >>>> Why did the colours change without any use of the colour controls? See
    >>>> https://dl.dropbox.com/u/31088803/DSC_0176aCurves.JPG
    >>>
    >>> Not exactly a linear curve is it?

    >>
    >> Only a geometer would claim a straight line is a curve.

    >
    > Next thing you know we'll be getting off on a tangent.
    >


    May drop over and catch up on the relo's - have enough FF points.
    Rob, Nov 23, 2012
    #2
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