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// This macro was created by nstifani@gmail.com
// Feel free to reach out for any question or improvement suggestions
// This macro will look for Min and Max values on all open images and then apply the Min and the Max to adjust the display brightness of all opened images.
 
// Create Arrays to store image info
ListOfCh=newArray(nImages);
ListOfSlices=newArray(nImages);
ListOfFrames=newArray(nImages);
 
// Get the dimensions of the opened Images
for(ImageI=1; ImageI<nImages+1; ImageI++){
selectImage(ImageI);
getDimensions(width, height, channels, slices, frames);
ListOfCh[ImageI-1]=channels;
ListOfSlices[ImageI-1]=slices;
ListOfFrames[ImageI-1]=frames;
}// end for ImageI
 
 
// Get some statistics
Array.getStatistics(ListOfCh, MinCh, MaxCh, MeanCh, StdDevCh);
Array.getStatistics(ListOfSlices, MinSlice, MaxSlice, MeanSlice, StdDevSlice);
Array.getStatistics(ListOfFrames, MinFrame, MaxFrame, MeanFrame, StdDevFrame);
 
 
// Process all chanels using two functions
for(ChI=1; ChI<MaxCh+1;ChI++){
MinAndMax=GetBnCValues(ChI);
MinMin=MinAndMax[0];
MaxMax=MinAndMax[1];
ApplyBnC(ChI,MinMin, MaxMax);
}
 
 
function GetBnCValues(ChI) {
ListOfMin=newArray(nImages);
ListOfMax=newArray(nImages);
 
// Measure Min and Max for all open images
for(ImageI=1; ImageI<nImages+1; ImageI++){
selectImage(ImageI);
Stack.setChannel(ChI);
resetMinAndMax();
//run("Enhance Contrast", "saturated=0.35");
getMinAndMax(min, max);
ListOfMin[ImageI-1]=min;
ListOfMax[ImageI-1]=max;
}// end for ImageI
 
// Get Statistics
Array.getStatistics(ListOfMin, MinMin, MaxMin, MeanMin, StdDevMin);
Array.getStatistics(ListOfMax, MinMax, MaxMax, MeanMax, StdDevMax);
return newArray(MinMin, MaxMax);
}
 
function ApplyBnC(ChI, MinMin, MaxMax) {
for(ImageI=1; ImageI<nImages+1; ImageI++){
selectImage(ImageI);
Stack.setChannel(ChI);
setMinAndMax(MinMin, MaxMax);
}// end for ImageI