I need to write an external for LiveCode in C++, but I doubt my ability to do it.
jonathandlynch at gmail.com
Sun Mar 6 21:45:59 EST 2016
I will look at those things. Great advice :)
On Sun, Mar 6, 2016 at 9:12 PM, Jonathan Lynch <jonathandlynch at gmail.com>
> This is for processing high-definition images that are composited and
> printed, so I really have to work with high image qualities. Also, I am
> working through the imagedata, which is a string of characters, rather than
> the content of the image. In that sense, the starting format of the image
> is not entirely relevant. The size of the image is quite relevant. The data
> within each image is set to have four times the horizontal and vertical
> resolution of the screen.
> On Sun, Mar 6, 2016 at 8:23 PM, Simon <simon at asato-media.com> wrote:
>> Jonathan Lynch wrote
>> > ...but it still requires looking at every single pixel and checking to
>> > see if the colors are within a certain range.
>> I'm way out of my league here but...
>> Doesn't lossy jpeg compression make assumptions about 2 pixels next to
>> if pixel 1,1 = green
>> skip pixel 1,2
>> is pixel 1,3 green
>> That would increase the speed by lots I'd think.
>> Of course it is lossy.
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