addPixelsNeg     1455 lib/pdf/xpdf/Stream.cc 	  addPixelsNeg(refLine[b1i] - 3, blackPixels);
addPixelsNeg     1469 lib/pdf/xpdf/Stream.cc 	  addPixelsNeg(refLine[b1i] - 2, blackPixels);
addPixelsNeg     1483 lib/pdf/xpdf/Stream.cc 	  addPixelsNeg(refLine[b1i] - 1, blackPixels);
addPixelsNeg      540 lib/pdf/xpdf/Stream.h   void addPixelsNeg(int a1, int black);