| Re: Windows binaries 64bit for PHP [message #178048 is a reply to message #178047] |
Fri, 11 May 2012 11:38   |
Jerry Stuckle
Messages: 2598
Registered: September 2010
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Senior Member |
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On 5/11/2012 7:23 AM, Erwin Moller wrote:
> On 5/9/2012 6:23 PM, Jerry Stuckle wrote:
>> On 5/9/2012 10:54 AM, Erwin Moller wrote:
>>> On 5/9/2012 4:38 PM, Jerry Stuckle wrote:
>>>> On 5/9/2012 10:23 AM, Erwin Moller wrote:
>>>> > On 5/9/2012 3:17 PM, Jerry Stuckle wrote:
>>>> >> On 5/9/2012 3:56 AM, Erwin Moller wrote:
>>>> >>> On 5/9/2012 4:29 AM, Peter H. Coffin wrote:
>>>> >>>> On Tue, 08 May 2012 22:25:26 +0200, Michael Fesser wrote:
>>>> >>>>> .oO(Jerry Stuckle)
>>>> >>>>>
>>>> >>>>>> On 5/7/2012 11:37 PM, Daniel Pitts wrote:
>>>> >>>>>>> Exactly true, but if you scale to sizes you don't need, you
>>>> >>>>>>> indeed
>>>> >>>>>>> use
>>>> >>>>>>> more processor time! Our disk space is definitely not the
>>>> >>>>>>> bottleneck.
>>>> >>>>>>
>>>> >>>>>> And if you repeatedly rescale the same image to the same size,
>>>> >>>>>> you're
>>>> >>>>>> using even more processor time!
>>>> >>>>>
>>>> >>>>> You missed the word 'caching'. You rescale when needed, and only
>>>> >>>>> once.
>>>> >>>>
>>>> >>>> How is this different than pre-scaling the images?
>>>> >>>>
>>>> >>>
>>>> >>> Hi Peter,
>>>> >>>
>>>> >>> It is different because they are *only* rescaled when not found.
>>>> >>>
>>>> >>> One approach I used:
>>>> >>>
>>>> >>> 1) Need image xyz_2012_march_nr12_300x500.jpg
>>>> >>> (The 300x500 is dimensions needed.)
>>>> >>> 2) Check if it exists.
>>>> >>> If not: Create it out of original (xyz_2012_march_nr12.jpg in this
>>>> >>> case)
>>>> >>> and store it.
>>>> >>>
>>>> >>> One can easily wrap this functionality in a function.
>>>> >>>
>>>> >>> So the difference is that you don't need a batchjob that apparently
>>>> >>> needs months and that will resize many images that are never
>>>> >>> needed, or
>>>> >>> never needed on that size.
>>>> >>> (I have my doubts about the alleged months, but that doesn't
>>>> >>> matter.)
>>>> >>>
>>>> >>> Regards,
>>>> >>> Erwin Moller
>>>> >>>
>>>> >>
>>>> >> And another waste of time. You should know what size(s) you need,
>>>> >> and be
>>>> >> able to prescale your images. I don't think I've ever seen a site
>>>> >> which
>>>> >> needs more than 3-4 sizes for an image, and most sites don't need
>>>> >> that.
>>>> >>
>>>> >
>>>> > It is not that simple, Jerry.
>>>> > When you have simple design-once website: yes, then I agree.
>>>> >
>>>> > But when you deal with a team that uses lots of pictures, you don't
>>>> > want
>>>> > to come back every time some design-guru decides to change the
>>>> > looks of
>>>> > the website and needs different formats for the existing pictures. I
>>>> > rather make a routine and be done with the problem.
>>>> >
>>>> > Regards,
>>>> > Erwin Moller
>>>> >
>>>> >
>>>>
>>>> It is even easier than that, Erwin. A quick batch file can easily
>>>> convert pictures to any size you want.
>>>>
>>>
>>> Yes, I understand that.
>>> The point is that I expect less than 1% of them will be used in that
>>> format eventually. So it feels like a waste of diskspace to produce them
>>> in all formats.
>>>
>>>
>>>> But how often does that happen? My clients don't generally make changes
>>>> to their site layout very often. And when they do, there's a lot
>>>> more to
>>>> it than just converting images.
>>>>
>>>
>>> In my case it is a website for city promotion.
>>> There is a huge amount of image data, and most is seldom used.
>>>
>>> Regards,
>>> Erwin Moller
>>>
>>>
>>
>> So? You know what sizes you need (or at least you should).
>
> How should I know?
> These web designers change their mind every congress they visit.
>
No problem - a simple batch job rescales the images to whatever size you
specify.
> I think it is easier to offer a simple way with dynamic scaling (AND
> storing) that takes the best of both worlds: little wasted diskspace and
> fast performance.
>
> You don't
>> need every possible size from 1x1 to 1000x1000 pixels.
>
> No, but since I don't know beforehand WHAT they want tomorrow, I think
> this approach is handy.
>
> Regards,
> Erwin Moller
>
>
So? They tell you they need a new size. Run the batch job to create
the files. It would take you maybe 10 seconds to type the command in.
--
==================
Remove the "x" from my email address
Jerry Stuckle
JDS Computer Training Corp.
jstucklex(at)attglobal(dot)net
==================
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