842     cmsFloat32Number Inf[4], Outf[4];  in BlackPreservingSampler()  local
864     cmsPipelineEvalFloat( Inf, Outf, bp ->cmyk2cmyk);  in BlackPreservingSampler()
868             Out[i] = _cmsQuickSaturateWord(Outf[i] * 65535.0);  in BlackPreservingSampler()
871     if ( fabs(Outf[3] - LabK[3]) < (3.0 / 65535.0) ) {  in BlackPreservingSampler()
881     cmsDoTransform(bp ->cmyk2Lab, Outf, LabK, 1);  in BlackPreservingSampler()
885     if (!cmsPipelineEvalReverseFloat(LabK, Outf, Outf, bp ->LabK2cmyk)) {  in BlackPreservingSampler()
893     Outf[3] = LabK[3];  in BlackPreservingSampler()
896     SumCMY   = Outf[0]  + Outf[1] + Outf[2];  in BlackPreservingSampler()
897     SumCMYK  = SumCMY + Outf[3];  in BlackPreservingSampler()
908     Out[0] = _cmsQuickSaturateWord(Outf[0] * Ratio * 65535.0);     // C  in BlackPreservingSampler()
909     Out[1] = _cmsQuickSaturateWord(Outf[1] * Ratio * 65535.0);     // M  in BlackPreservingSampler()
910     Out[2] = _cmsQuickSaturateWord(Outf[2] * Ratio * 65535.0);     // Y  in BlackPreservingSampler()
911     Out[3] = _cmsQuickSaturateWord(Outf[3] * 65535.0);  in BlackPreservingSampler()