1 files changed, 139 insertions, 0 deletions

diff --git a/SD-VBS/common/c/sdvbs_common.h b/SD-VBS/common/c/sdvbs_common.h
new file mode 100644
index 0000000..14e28b2
--- /dev/null
+++ b/SD-VBS/common/c/sdvbs_common.h
@@ -0,0 +1,139 @@
+/********************************
+Author: Sravanthi Kota Venkata
+********************************/
+
+#ifndef _SDVBS_COMMON_
+#define _SDVBS_COMMON_
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+
+typedef struct
+{
+    int width;
+    int height;
+    int data[];
+}I2D;
+
+typedef struct
+{
+    int width;
+    int height;
+    unsigned int data[];
+}UI2D;
+
+typedef struct
+{
+    int width;
+    int height;
+    float data[];
+}F2D;
+
+#define subsref(a,i,j) a->data[(i) * a->width + (j)]
+#define asubsref(a,i) a->data[i]
+#define arrayref(a,i) a[i]
+
+/** Image read and write **/
+I2D* readImage(const char* pathName);;
+F2D* readFile(unsigned char* fileName);
+
+
+/** Memory allocation functions **/
+I2D* iMallocHandle(int rows, int cols);
+F2D* fMallocHandle(int rows, int cols);
+F2D* fResetHandle(F2D* out, int rows, int cols);
+UI2D* uiMallocHandle(int rows, int cols);
+
+void iFreeHandle(I2D* out);
+void fFreeHandle(F2D* out);
+void uiFreeHandle(UI2D* out);
+
+/** Memory copy/set function **/
+I2D* iSetArray(int rows, int cols, int val);
+void iResetArray(I2D* out, int rows, int cols, int val);
+F2D* fSetArray(int rows, int cols, float val);
+void fResetArray(F2D* out, int rows, int cols, float val);
+I2D* iDeepCopy(I2D* in);
+F2D* fDeepCopy(F2D* in);
+F2D* fCopy(F2D* in, F2D* out);
+I2D* iDeepCopyRange(I2D* in, int startRow, int numberRows, int startCol, int numberCols);
+F2D* fDeepCopyRange(F2D* in, int startRow, int numberRows, int startCol, int numberCols);
+F2D* fiDeepCopy(I2D* in);
+void fiCopy(F2D* out, I2D* in);
+I2D* ifDeepCopy(F2D* in);
+
+
+/** Matrix operations - concatenation, reshape **/
+F2D* ffVertcat(F2D* matrix1, F2D* matrix2);
+I2D* iVertcat(I2D* matrix1, I2D* matrix2);
+F2D* fHorzcat(F2D* a, F2D* b);
+I2D* iHorzcat(I2D* a, I2D* b);
+F2D* horzcat(F2D* a, F2D* b, F2D* c);
+F2D* fTranspose(F2D* a);
+I2D* iTranspose(I2D* a);
+F2D* fReshape(F2D* in, int rows, int cols);
+I2D* iReshape(I2D* in, int rows, int cols);
+
+
+/** Binary Operations **/
+F2D* fDivide(F2D* a, float b);
+F2D* fMdivide(F2D* a, F2D* b);
+F2D* ffDivide(F2D* a, F2D* b);
+F2D* ffTimes(F2D* a, float b);
+F2D* fTimes(F2D* a, F2D* b);
+I2D* iTimes(I2D* a, I2D* b);
+F2D* fMtimes(F2D* a, F2D* b);
+F2D* ifMtimes(I2D* a, F2D* b);
+F2D* fMinus(F2D* a, F2D* b);
+I2D* iMinus(I2D* a, I2D* b);
+I2D* isMinus(I2D* a, int b);
+F2D* fPlus(F2D* a, F2D* b);
+I2D* isPlus(I2D* a, int b);
+
+
+/** Filtering operations **/
+F2D* calcSobel_dX(F2D* imageIn);
+F2D* calcSobel_dY(F2D* imageIn);
+F2D* ffConv2(F2D* a, F2D* b);
+F2D* fiConv2(I2D* a, F2D* b);
+F2D* ffConv2_dY(F2D* a, F2D* b);
+F2D* ffiConv2(F2D* a, I2D* b);
+I2D* iiConv2(I2D* a, I2D* b);
+
+
+/** Image Transformations - resize, integration etc **/
+F2D* imageResize(F2D* imageIn);
+F2D* imageBlur(I2D* imageIn);
+F2D* imageReblur(I2D* imageIn,  F2D* imageOut, F2D* tempOut, I2D* kernel);
+
+
+/** Support functions **/
+F2D* fFind3(F2D* in);
+F2D* fSum2(F2D* inMat, int dir);
+F2D* fSum(F2D* inMat);
+I2D* iSort(I2D* in, int dim);
+F2D* fSort(F2D* in, int dim);
+I2D* iSortIndices(I2D* in, int dim);
+I2D* fSortIndices(F2D* input, int dim);
+I2D* fResortIndices(F2D* input, int dim, F2D* in, I2D* ind);
+F2D* randnWrapper(int m, int n);
+F2D* randWrapper(int m, int n);
+
+
+/** Checking functions **/
+int selfCheck(I2D* in1, char* path, int tol);
+int fSelfCheck(F2D* in1, char* path, float tol);
+void writeMatrix(I2D* input, char* inpath);
+void fWriteMatrix(F2D* input, char* inpath);
+int iCheck(I2D* in1, I2D* in2);
+
+/** Timing functions **/
+unsigned int* photonEndTiming();
+unsigned int* photonStartTiming();
+unsigned int* photonReportTiming(unsigned int* startCycles,unsigned int* endCycles);
+void photonPrintTiming(unsigned int * elapsed);
+
+
+#endif
+