Remove unused functions
diff --git a/poppler/SplashOutputDev.cc b/poppler/SplashOutputDev.cc
index 99501a0..2d593e6 100644
--- a/poppler/SplashOutputDev.cc
+++ b/poppler/SplashOutputDev.cc
@@ -495,54 +495,6 @@
return (unsigned char)((x + (x >> 8) + 0x80) >> 8);
}
-#ifdef SPLASH_CMYK
-
-#include "GfxState_helpers.h"
-
-//-------------------------------------------------------------------------
-// helper for Blend functions (convert CMYK to RGB, do blend, convert back)
-//-------------------------------------------------------------------------
-
-// based in GfxState.cc
-
-static void cmykToRGB(SplashColorPtr cmyk, SplashColor rgb) {
- double c, m, y, k, c1, m1, y1, k1, r, g, b;
-
- c = colToDbl(byteToCol(cmyk[0]));
- m = colToDbl(byteToCol(cmyk[1]));
- y = colToDbl(byteToCol(cmyk[2]));
- k = colToDbl(byteToCol(cmyk[3]));
- c1 = 1 - c;
- m1 = 1 - m;
- y1 = 1 - y;
- k1 = 1 - k;
- cmykToRGBMatrixMultiplication(c, m, y, k, c1, m1, y1, k1, r, g, b);
- rgb[0] = colToByte(clip01(dblToCol(r)));
- rgb[1] = colToByte(clip01(dblToCol(g)));
- rgb[2] = colToByte(clip01(dblToCol(b)));
-}
-
-static void rgbToCMYK(SplashColor rgb, SplashColorPtr cmyk) {
- GfxColorComp c, m, y, k;
-
- c = clip01(gfxColorComp1 - byteToCol(rgb[0]));
- m = clip01(gfxColorComp1 - byteToCol(rgb[1]));
- y = clip01(gfxColorComp1 - byteToCol(rgb[2]));
- k = c;
- if (m < k) {
- k = m;
- }
- if (y < k) {
- k = y;
- }
- cmyk[0] = colToByte(c - k);
- cmyk[1] = colToByte(m - k);
- cmyk[2] = colToByte(y - k);
- cmyk[3] = colToByte(k);
-}
-
-#endif
-
//------------------------------------------------------------------------
// Blend functions
//------------------------------------------------------------------------
