--- poppler-git-14sep12-tiff/goo/TiffWriter.cc-	2012-09-14 01:18:44.611884590 +0200
+++ poppler-git-14sep12-tiff/goo/TiffWriter.cc	2012-09-14 02:19:58.979535886 +0200
@@ -126,6 +126,12 @@
     photometric = PHOTOMETRIC_RGB;
     break;
 
+  case splashModeCMYK8:
+  case splashModeDeviceN8:
+    samplesperpixel = 4;
+    photometric = PHOTOMETRIC_SEPARATED;
+    break;
+
   default:
     fprintf(stderr, "TiffWriter: Mode %d not supported\n", splashMode);
     return false;
@@ -159,6 +165,11 @@
   TIFFSetField(f, TIFFTAG_YRESOLUTION, (double) vDPI);
   TIFFSetField(f, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH);
 
+  if (splashMode == splashModeCMYK8 || splashMode == splashModeDeviceN8) {
+    TIFFSetField(f, TIFFTAG_INKSET, INKSET_CMYK);
+    TIFFSetField(f, TIFFTAG_NUMBEROFINKS, 4);
+  }
+
   return true;
 }
 
--- poppler-git-14sep12-tiff/goo/TiffWriter.h-	2012-09-14 01:18:44.611884590 +0200
+++ poppler-git-14sep12-tiff/goo/TiffWriter.h	2012-09-14 02:20:35.146627636 +0200
@@ -38,6 +38,8 @@
 		bool writePointers(unsigned char **rowPointers, int rowCount);
 		bool writeRow(unsigned char **rowData);
 		
+		bool supportCMYK() { return true; }
+
 		bool close();
 	
 	private: