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66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
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#ifndef APE_DECOMPRESS_H
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#define APE_DECOMPRESS_H
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#include "APEDecompress.h"
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class CUnBitArray;
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class CPrepare;
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class CAPEInfo;
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class IPredictorDecompress;
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#include "UnBitArrayBase.h"
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#include "MACLib.h"
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#include "Prepare.h"
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class CAPEDecompress : public IAPEDecompress
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{
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public:
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CAPEDecompress(int * pErrorCode, CAPEInfo * pAPEInfo, int nStartBlock = -1, int nFinishBlock = -1);
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~CAPEDecompress();
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int GetData(char * pBuffer, int nBlocks, int * pBlocksRetrieved);
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int Seek(int nBlockOffset);
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int GetInfo(APE_DECOMPRESS_FIELDS Field, int nParam1 = 0, int nParam2 = 0);
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protected:
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// file info
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int m_nBlockAlign;
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int m_nCurrentFrame;
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// start / finish information
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int m_nStartBlock;
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int m_nFinishBlock;
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int m_nCurrentBlock;
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BOOL m_bIsRanged;
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BOOL m_bDecompressorInitialized;
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// decoding tools
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CPrepare m_Prepare;
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WAVEFORMATEX m_wfeInput;
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int m_nBlocksProcessed;
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unsigned int m_nCRC;
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unsigned int m_nStoredCRC;
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int m_nSpecialCodes;
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BOOL m_bCurrentFrameCorrupt;
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int SeekToFrame(int nFrameIndex);
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int GetBlocks(unsigned char * pOutputBuffer, int nBlocks);
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int StartFrame();
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int EndFrame();
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int InitializeDecompressor();
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// more decoding components
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CSmartPtr<CAPEInfo> m_spAPEInfo;
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CSmartPtr<CUnBitArrayBase> m_spUnBitArray;
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BIT_ARRAY_STATE m_BitArrayStateX;
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BIT_ARRAY_STATE m_BitArrayStateY;
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CSmartPtr<IPredictorDecompress> m_spNewPredictorX;
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CSmartPtr<IPredictorDecompress> m_spNewPredictorY;
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int m_nLastX;
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};
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#endif /* APE_DECOMPRESS_H */
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