1#ifndef APE_PREDICTOR_H 2#define APE_PREDICTOR_H 3 4/************************************************************************************************* 5IPredictorCompress - the interface for compressing (predicting) data 6*************************************************************************************************/ 7class IPredictorCompress 8{ 9public: 10 IPredictorCompress(int nCompressionLevel) {} 11 virtual ~IPredictorCompress() {} 12 13 virtual int CompressValue(int nA, int nB = 0) = 0; 14 virtual int Flush() = 0; 15}; 16 17/************************************************************************************************* 18IPredictorDecompress - the interface for decompressing (un-predicting) data 19*************************************************************************************************/ 20class IPredictorDecompress 21{ 22public: 23 IPredictorDecompress(int nCompressionLevel, int nVersion) {} 24 virtual ~IPredictorDecompress() {} 25 26 virtual int DecompressValue(int nA, int nB = 0) = 0; 27 virtual int Flush() = 0; 28}; 29 30#endif // #ifndef APE_PREDICTOR_H 31