/*
This script works with a single jpg image. it creates a document for each
horizontal line of pixels, then expands that line to fill up an entire frame. 
Use this to create a cool stripe effect. 


Cobbled together by Chris Reilly [creilly 4T saic D0T edu] in 2007. 

This script is distributed under a Creative Commons

Attribution-Noncommercial-Share Alike 3.0 License

see http://creativecommons.org/licenses/by-nc-sa/3.0/ for details
*/


app.preferences.rulerUnits = Units.PIXELS;

alert ("Select the source image file to generate from");

var originalFilePath = File.openDialog("Select the source image file to generate from");

var sourceFile = new File(originalFilePath);

open (sourceFile);
 
var filename = sourceFile.name.substr(0,(sourceFile.name.length - 4));

originalFrame = app.documents.getByName(sourceFile.name);

var outputFolder = new Folder();

var outputFolderPath = outputFolder.selectDlg("Select the folder to save generated files");

var linecount = 0

for (linecount; linecount < originalFrame.height; linecount++) // this will cycle through each vertical line of pixels in the original frame file enumerated by filename = mainframecount + 1000000
//linecount usually equal to 0
{	
	originalFrame.selection.select(new Array (new Array(0,linecount),new Array(originalFrame.width,linecount), new Array(originalFrame.width,(linecount + 1)), new Array(0,(linecount + 1))));
	
	originalFrame.selection.copy();
	
	var output_filename = parseFloat(filename) + "_" + parseFloat(linecount) + ".jpg";
	
	app.documents.add(originalFrame.width, originalFrame.height, 72.0, filename + "_" + linecount + ".jpg");
		
	activeDocument.selection.select(new Array (new Array(0,0),new Array(originalFrame.width,0), new Array(originalFrame.width,1), new Array(0,1)),SelectionType.REPLACE, 0, false);

	activeDocument.paste();
	
	activeDocument.flatten();
	
	for( var count2 = 0; count2 < 9; count2++)
	{
			
		activeDocument.selection.select(new Array (new Array(0,0),new Array(originalFrame.width,0), new Array(originalFrame.width,Math.pow(2,count2)), new Array(0,Math.pow(2,count2))),SelectionType.REPLACE, 0, false);
		
		activeDocument.selection.copy();
		
		activeDocument.selection.select(new Array (new Array(0,Math.pow(2,count2)),new Array(720,Math.pow(2,count2)), new Array(720,(2 * Math.pow(2,count2))), new Array(0,(2 * Math.pow(2,count2)))),SelectionType.REPLACE, 0, false);

		activeDocument.paste();
		
		activeDocument.flatten();
	}
	
	var jpegOptions = new JPEGSaveOptions();
	
	saveDoc = app.documents.getByName(filename + "_" + linecount + ".jpg");
		
	saveDoc.saveAs(new File(outputFolderPath + "/" + filename + "_" + linecount + ".jpg"), jpegOptions);
	
	saveDoc.close();
}

activeDocument.close();