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55 lines
2 KiB
C++
55 lines
2 KiB
C++
#ifndef MAC_APECOMPRESS_H
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#define MAC_APECOMPRESS_H
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#include "MACLib.h"
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class CAPECompressCreate;
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/*************************************************************************************************
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CAPECompress - uses the CAPECompressHub to provide a simpler compression interface (with buffering, etc)
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*************************************************************************************************/
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class CAPECompress : public IAPECompress
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{
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public:
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CAPECompress();
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~CAPECompress();
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// start encoding
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int Start(const char * pOutputFilename, const WAVEFORMATEX * pwfeInput, int nMaxAudioBytes, int nCompressionLevel = COMPRESSION_LEVEL_NORMAL, const unsigned char * pHeaderData = NULL, int nHeaderBytes = CREATE_WAV_HEADER_ON_DECOMPRESSION);
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int StartEx(CIO * pioOutput, const WAVEFORMATEX * pwfeInput, int nMaxAudioBytes, int nCompressionLevel = COMPRESSION_LEVEL_NORMAL, const unsigned char * pHeaderData = NULL, int nHeaderBytes = CREATE_WAV_HEADER_ON_DECOMPRESSION);
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// add data / compress data
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// allows linear, immediate access to the buffer (fast)
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int GetBufferBytesAvailable();
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int UnlockBuffer(int nBytesAdded, BOOL bProcess = TRUE);
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unsigned char * LockBuffer(int * pBytesAvailable);
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// slower, but easier than locking and unlocking (copies data)
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int AddData(unsigned char * pData, int nBytes);
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// use a CIO (input source) to add data
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int AddDataFromInputSource(CInputSource * pInputSource, int nMaxBytes = -1, int * pBytesAdded = NULL);
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// finish / kill
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int Finish(unsigned char * pTerminatingData, int nTerminatingBytes, int nWAVTerminatingBytes);
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int Kill();
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private:
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int ProcessBuffer(BOOL bFinalize = FALSE);
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CSmartPtr<CAPECompressCreate> m_spAPECompressCreate;
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int m_nBufferHead;
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int m_nBufferTail;
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int m_nBufferSize;
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unsigned char * m_pBuffer;
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BOOL m_bBufferLocked;
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CIO * m_pioOutput;
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BOOL m_bOwnsOutputIO;
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WAVEFORMATEX m_wfeInput;
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};
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#endif /* MAC_APECOMPRESS_H */
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