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Diffstat (limited to 'SD-VBS/common/c/imageReblur.c')
-rw-r--r-- | SD-VBS/common/c/imageReblur.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/SD-VBS/common/c/imageReblur.c b/SD-VBS/common/c/imageReblur.c new file mode 100644 index 0000000..1755f67 --- /dev/null +++ b/SD-VBS/common/c/imageReblur.c | |||
@@ -0,0 +1,67 @@ | |||
1 | /******************************** | ||
2 | Author: Sravanthi Kota Venkata | ||
3 | ********************************/ | ||
4 | |||
5 | #include "sdvbs_common.h" | ||
6 | |||
7 | F2D* imageReblur(I2D* imageIn, F2D* imageOut, F2D* tempOut, I2D* kernel) | ||
8 | { | ||
9 | int rows, cols; | ||
10 | //F2D *imageOut, *tempOut; | ||
11 | float temp; | ||
12 | //I2D *kernel; | ||
13 | int k, kernelSize, startCol, endCol, halfKernel, startRow, endRow, i, j, kernelSum; | ||
14 | |||
15 | rows = imageIn->height; | ||
16 | cols = imageIn->width; | ||
17 | |||
18 | fResetArray(imageOut, rows, cols, 0); | ||
19 | fResetArray(tempOut, rows, cols, 0); | ||
20 | //kernel = iMallocHandle(1, 5); | ||
21 | |||
22 | asubsref(kernel,0) = 1; | ||
23 | asubsref(kernel,1) = 4; | ||
24 | asubsref(kernel,2) = 6; | ||
25 | asubsref(kernel,3) = 4; | ||
26 | asubsref(kernel,4) = 1; | ||
27 | kernelSize = 5; | ||
28 | kernelSum = 16; | ||
29 | |||
30 | startCol = 2; | ||
31 | endCol = cols - 2; | ||
32 | halfKernel = 2; | ||
33 | |||
34 | startRow = 2; | ||
35 | endRow = rows - 2; | ||
36 | |||
37 | for(i=startRow; i<endRow; i++){ | ||
38 | for(j=startCol; j<endCol; j++) | ||
39 | { | ||
40 | temp = 0; | ||
41 | for(k=-halfKernel; k<=halfKernel; k++) | ||
42 | { | ||
43 | temp += subsref(imageIn,i,j+k) * asubsref(kernel,k+halfKernel); | ||
44 | } | ||
45 | subsref(tempOut,i,j) = temp/kernelSum; | ||
46 | } | ||
47 | } | ||
48 | |||
49 | for(i=startRow; i<endRow; i++) | ||
50 | { | ||
51 | for(j=startCol; j<endCol; j++) | ||
52 | { | ||
53 | temp = 0; | ||
54 | for(k=-halfKernel; k<=halfKernel; k++) | ||
55 | { | ||
56 | temp += subsref(tempOut,(i+k),j) * asubsref(kernel,k+halfKernel); | ||
57 | } | ||
58 | subsref(imageOut,i,j) = temp/kernelSum; | ||
59 | } | ||
60 | } | ||
61 | |||
62 | //fFreeHandle(tempOut); | ||
63 | //iFreeHandle(kernel); | ||
64 | return imageOut; | ||
65 | } | ||
66 | |||
67 | |||