1 #ifndef OVERLAYFRAME_INC
2 #define OVERLAYFRAME_INC
6 #define TRANSFER_TYPES 6
8 #define TRANSFER_NORMAL 0
9 #define TRANSFER_ADDITION 1
10 #define TRANSFER_SUBTRACT 2
11 #define TRANSFER_MULTIPLY 3
12 #define TRANSFER_DIVIDE 4
13 #define TRANSFER_REPLACE 5
15 // Interpolation types
18 #define NEAREST_NEIGHBOR 0 // Nearest for enlargement and reduction
19 #define CUBIC_CUBIC 1 // Bicubic enlargement and reduction
20 #define CUBIC_LINEAR 2 // Bicubic enlargement and linear reduction
21 #define LINEAR_LINEAR 3 // Not explicitely called but used for user