diff options
Diffstat (limited to '2.3-1/src/c/signalProcessing/conv2d/cconv2da.c')
| -rw-r--r-- | 2.3-1/src/c/signalProcessing/conv2d/cconv2da.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/2.3-1/src/c/signalProcessing/conv2d/cconv2da.c b/2.3-1/src/c/signalProcessing/conv2d/cconv2da.c new file mode 100644 index 00000000..fe855ee2 --- /dev/null +++ b/2.3-1/src/c/signalProcessing/conv2d/cconv2da.c @@ -0,0 +1,37 @@ +/* + * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab + * Copyright (C) 2008 - INRIA - Arnaud TORSET + * + * This file must be used under the terms of the CeCILL. + * This source file is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at + * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + * + */ + +#include "conv2d.h" +#include "multiplication.h" +#include "addition.h" + +void cconv2da(floatComplex *in1, int lines1, int columns1, floatComplex *in2, int lines2, int columns2, floatComplex *out){ + int i,j,k1,k2; + floatComplex accu; + + for (i=0;i<lines1+lines2-1;i++){ + for (j=0;j<columns1+columns2-1;j++){ + accu=FloatComplex(0,0); + for (k1=0;k1<i+1;k1++){ + if ( (k1<lines1)&&((i-k1)<lines2) ){ + for(k2=0;k2<j+1;k2++){ + if ( (k2<columns1)&&((j-k2)<columns2) ) + accu = cadds(accu , cmuls(in1[k1+k2*lines1],in2[i-k1+(j-k2)*lines2])); + } + } + } + out[i+j*(lines1+lines2-1)]=accu; + } + } +} + + |