diff options
Diffstat (limited to '2.3-1/src/c/matrixOperations/flipdim/u16flipdima.c')
-rw-r--r-- | 2.3-1/src/c/matrixOperations/flipdim/u16flipdima.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/2.3-1/src/c/matrixOperations/flipdim/u16flipdima.c b/2.3-1/src/c/matrixOperations/flipdim/u16flipdima.c new file mode 100644 index 00000000..3689b944 --- /dev/null +++ b/2.3-1/src/c/matrixOperations/flipdim/u16flipdima.c @@ -0,0 +1,81 @@ +/* Copyright (C) 2016 - IIT Bombay - FOSSEE + + 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 + Author: Siddhesh Wani + Organization: FOSSEE, IIT Bombay + Email: toolbox@scilab.in +*/ + +/*Function flips the input matrix along given dimension*/ + +#include "flipdim.h" + +void u16flipdima (uint16 *in, int row, int col, int dim, int blk_size, uint16 *out) +{ + int col_count = 0, row_count = 0, blk_count = 0, count = 0; + if(dim == 1) /*flip rows*/ + { + if(blk_size == 1) + { + for(col_count = 0; col_count < col; col_count++) + { + for(row_count = 0; row_count< row;row_count++) + { + out[col_count*row+row_count] = in[col_count*row+(row - row_count - 1)]; + } + } + } + else /*block size is more than 1*/ + { + for(col_count = 0; col_count < col; col_count++) + { + count = blk_size; + blk_count = 0; + for(row_count = 0; row_count< row;row_count++) + { + out[col_count*row+row_count] = in[col_count*row+(row - blk_count*blk_size - count)]; + if(--count == 0) + { + blk_count += 1; + count = blk_size; + } + } + } + + } + } + else if(dim == 2) /*flip columns*/ + { + if(blk_size == 1) + { + for(col_count = 0; col_count < col; col_count++) + { + for(row_count = 0; row_count< row;row_count++) + { + out[col_count*row+row_count] = in[(col- col_count - 1)*row+row_count]; + } + } + } + else + { + count = blk_size; + blk_count = 0; + for(col_count = 0; col_count < col; col_count++) + { + for(row_count = 0; row_count< row;row_count++) + { + out[col_count*row+row_count] = in[(col - blk_count*blk_size - count)*row+row_count]; + } + if(--count == 0) + { + count = blk_size; + blk_count += 1; + } + } + } + } +}
\ No newline at end of file |