gistfile1.txt

//make sure that OpenCV can find a face
		if (finder.blobs.size() > 0) {
			
			//then make a new image that is the width and height of the face bounding box
			imageFace.allocate(finder.blobs[0].boundingRect.x, finder.blobs[0].boundingRect.y, OF_IMAGE_COLOR_ALPHA);
			
			//unsigned char * origPixels = image.getPixels();
		
			//make a new data type for the new image's pixels
			unsigned char * copyPixels = imageFace.getPixels();
		
			//declare an index to keep track of the new image's pixels that are within the bounding box
			int imageFaceIndex = 0;

			//loop through the first image's cols and rows
			for(int row = 0; row < image.getHeight(); row++) {
				for(int col = 0; col < image.getWidth(); col++) {
				
					//keep track of index
					int offset = row * image.getWidth() + col;
				
					//check to see if "pixel" is within bounds of face detected Rect
					if (row > finder.blobs[0].boundingRect.x && 
						row < (finder.blobs[0].boundingRect.x + finder.blobs[0].boundingRect.width) && 
						col < finder.blobs[0].boundingRect.y && 
						col > (finder.blobs[0].boundingRect.y + finder.blobs[0].boundingRect.height)) {
					
						//if so, then copy the RGBA pixels from the original data to new image pixels
						data[offset*4] = copyPixels[imageFaceIndex*4];
						data[offset*4 + 1] = copyPixels[imageFaceIndex*4 + 1];
						data[offset*4 + 2] = copyPixels[imageFaceIndex*4 + 2];
						data[offset*4 + 3] = copyPixels[imageFaceIndex*4 + 3];
					
						//increment to the next pixel that satisfies the bounding box
						imageFaceIndex++;
						
							}
					
						}
					}
					
				}
				
			}
		}
	//cout << imageBelowWindow()[0] << endl;
	imageFace.update();