http://imagej.273.s1.nabble.com/ImageJ-Macro-Do-while-loop-Problem-tp3696117p3696121.html
> I cannot do a particle analysis for my image beacuse it is a solid
> block with
> pores. i attach a 16 bit image i am working with. I need the doWand to
> always select the region encomapssing the rock sample in totality.
> I need to
> cut off all areas outside the rock
>
> lechristophe wrote:
>>
>> It is difficult to answer your question without seeing your image,
>> but
>> my guess is that you never reach the 26000 minimum area to exit the
>> loop. The wand is quite sensitive and it could be almost impossible
>> (depending on your image) to get a large area, as you sample only one
>> pixel out of 10 in one dimension to test for the wand.
>>
>> Maybe you should try to do an Analyze Particle after tresholding (to
>> catch the big regions) and optionnally loop a doWand on the detected
>> regions, then report the ROI on your original image.
>>
>> Christophe
>>
>> On Sun, May 25, 2008 at 2:33 PM, degus <
[hidden email]> wrote:
>>> Please i need some urgent help with a macro i am writing. The macro
>>> involves
>>> a loop, but the loop runs continously and does not terminate
>>> except i
>>> physically close imageJ.
>>>
>>> Here is the loop part of the macro below,
>>>
>>>
>>> setThreshold(110, 800);
>>> g = 100;
>>> b = 300;
>>> do {
>>> doWand(g, b);
>>>
>>> run("Measure");
>>>
>>> Cplxarea = getResult("Area", 0);
>>>
>>> g = g + 10;
>>>
>>> }
>>>
>>> while (Cplxarea<26000);
>>> run("ROI Manager...");
>>> roiManager("Add");
>>> selectImage(IDd);
>>> close
>>>
>>> I want to take the complex region of interest in an image using the
>>> doWand
>>> command, but i need to be sure the doWand takea an area larger than
>>> 26000(
>>> this is actually dependent on the doWand position which varies
>>> from image
>>> to
>>> image. so i want to iterate until i can successfully get a
>>> complex area
>>> with the doWand command larger than 26000 in area. The problem i
>>> get is
>>> that
>>> the looop runs continously and does not proceed to the next step. I
>>> appreciate your help. Thank you.
>>>
>>> Degussa
>>>
>>> run("ROI Manager...");
>>> roiManager("Add");
>>> selectImage(IDd);
>>> close();
>>> --
>>> View this message in context:
>>>
http://www.nabble.com/ImageJ-Macro--%28Do-while-loop%29-Problem-
>>> tp17457474p17457474.html
>>> Sent from the ImageJ mailing list archive at Nabble.com.
>>>
>>
>>
>
http://www.nabble.com/file/p17482052/MW24C2_REF1_S101V_cs0300.tif> MW24C2_REF1_S101V_cs0300.tif
> --
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> 28Do-while-loop%29-Problem-tp17457474p17482052.html
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