111 lines
2.5 KiB
C
111 lines
2.5 KiB
C
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "rt_math.h"
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// middle 4 of 6 elements,
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#define MIDDLE4OF6(s0,s1,s2,s3,s4,s5,d0,d1,d2,d3,d4,d5,temp) \
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{\
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d1 = min(s1,s2);\
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d2 = max(s1,s2);\
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d0 = min(s0,d2);\
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d2 = max(s0,d2);\
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temp = min(d0,d1);\
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d1 = max(d0,d1);\
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d0 = temp;\
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d4 = min(s4,s5);\
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d5 = max(s4,s5);\
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d3 = min(s3,d5);\
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d5 = max(s3,d5);\
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temp = min(d3,d4);\
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d4 = max(d3,d4);\
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d3 = max(d0,temp);\
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d2 = min(d2,d5);\
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}
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// middle 4 of 6 elements, vectorized
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#define VMIDDLE4OF6(s0,s1,s2,s3,s4,s5,d0,d1,d2,d3,d4,d5,temp) \
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{\
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d1 = vminf(s1,s2);\
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d2 = vmaxf(s1,s2);\
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d0 = vminf(s0,d2);\
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d2 = vmaxf(s0,d2);\
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temp = vminf(d0,d1);\
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d1 = vmaxf(d0,d1);\
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d0 = temp;\
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d4 = vminf(s4,s5);\
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d5 = vmaxf(s4,s5);\
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d3 = vminf(s3,d5);\
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d5 = vmaxf(s3,d5);\
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temp = vminf(d3,d4);\
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d4 = vmaxf(d3,d4);\
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d3 = vmaxf(d0,temp);\
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d2 = vminf(d2,d5);\
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}
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#define MEDIAN7(s0,s1,s2,s3,s4,s5,s6,t0,t1,t2,t3,t4,t5,t6,median) \
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{\
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t0 = min(s0,s5);\
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t5 = max(s0,s5);\
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t3 = max(t0,s3);\
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t0 = min(t0,s3);\
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t1 = min(s1,s6);\
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t6 = max(s1,s6);\
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t2 = min(s2,s4);\
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t4 = max(s2,s4);\
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t1 = max(t0,t1);\
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median = min(t3,t5);\
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t5 = max(t3,t5);\
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t3 = median;\
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median = min(t2,t6);\
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t6 = max(t2,t6);\
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t3 = max(median,t3);\
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t3 = min(t3,t6);\
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t4 = min(t4,t5);\
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median = min(t1,t4);\
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t4 = max(t1,t4);\
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t3 = max(median,t3);\
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median = min(t3,t4);\
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}
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#define VMEDIAN7(s0,s1,s2,s3,s4,s5,s6,t0,t1,t2,t3,t4,t5,t6,median) \
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{\
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t0 = vminf(s0,s5);\
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t5 = vmaxf(s0,s5);\
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t3 = vmaxf(t0,s3);\
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t0 = vminf(t0,s3);\
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t1 = vminf(s1,s6);\
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t6 = vmaxf(s1,s6);\
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t2 = vminf(s2,s4);\
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t4 = vmaxf(s2,s4);\
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t1 = vmaxf(t0,t1);\
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median = vminf(t3,t5);\
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t5 = vmaxf(t3,t5);\
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t3 = median;\
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median = vminf(t2,t6);\
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t6 = vmaxf(t2,t6);\
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t3 = vmaxf(median,t3);\
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t3 = vminf(t3,t6);\
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t4 = vminf(t4,t5);\
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median = vminf(t1,t4);\
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t4 = vmaxf(t1,t4);\
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t3 = vmaxf(median,t3);\
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median = vminf(t3,t4);\
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}
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