cog/Libraries/MAC/Files/Source/MACLib/APECompress.h

57 lines
2.1 KiB
C++
Executable File

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