@@ -166,7 +166,7 @@ typedef struct PPContext{

 } PPContext;

-static inline void linecpy(void *dest, void *src, int lines, int stride)

+static inline void linecpy(void *dest, const void *src, int lines, int stride)

 {

         if (stride > 0) {

                 memcpy(dest, src, lines*stride);