Raster to Vector Converter SDK (DLL) is developed by DWGTool Software . It can convert raster image into vector image, and output into dxf or text file. The format of raster image include bmp, jpg, tiff, pcx and tga. It provides one main function and 12 parameter setting functions to complete the task. Please refer to the VB & VC sample to get the more detail of using method.The follows is the detail of the 13 functions.Can implement all the conversion functions of TraceaRT