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[pcsx_rearmed.git] / deps / lzma-16.04 / C / LzmaEnc.h

/*  LzmaEnc.h -- LZMA Encoder\r
2013-01-18 : Igor Pavlov : Public domain */\r
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#ifndef __LZMA_ENC_H\r
#define __LZMA_ENC_H\r
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#include "7zTypes.h"\r
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EXTERN_C_BEGIN\r
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#define LZMA_PROPS_SIZE 5\r
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typedef struct _CLzmaEncProps\r
{\r
  int level;       /*  0 <= level <= 9 */\r
  UInt32 dictSize; /* (1 << 12) <= dictSize <= (1 << 27) for 32-bit version\r
                      (1 << 12) <= dictSize <= (1 << 30) for 64-bit version\r
                       default = (1 << 24) */\r
  UInt64 reduceSize; /* estimated size of data that will be compressed. default = 0xFFFFFFFF.\r
                        Encoder uses this value to reduce dictionary size */\r
  int lc;          /* 0 <= lc <= 8, default = 3 */\r
  int lp;          /* 0 <= lp <= 4, default = 0 */\r
  int pb;          /* 0 <= pb <= 4, default = 2 */\r
  int algo;        /* 0 - fast, 1 - normal, default = 1 */\r
  int fb;          /* 5 <= fb <= 273, default = 32 */\r
  int btMode;      /* 0 - hashChain Mode, 1 - binTree mode - normal, default = 1 */\r
  int numHashBytes; /* 2, 3 or 4, default = 4 */\r
  UInt32 mc;        /* 1 <= mc <= (1 << 30), default = 32 */\r
  unsigned writeEndMark;  /* 0 - do not write EOPM, 1 - write EOPM, default = 0 */\r
  int numThreads;  /* 1 or 2, default = 2 */\r
} CLzmaEncProps;\r
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void LzmaEncProps_Init(CLzmaEncProps *p);\r
void LzmaEncProps_Normalize(CLzmaEncProps *p);\r
UInt32 LzmaEncProps_GetDictSize(const CLzmaEncProps *props2);\r
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/* ---------- CLzmaEncHandle Interface ---------- */\r
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/* LzmaEnc_* functions can return the following exit codes:\r
Returns:\r
  SZ_OK           - OK\r
  SZ_ERROR_MEM    - Memory allocation error\r
  SZ_ERROR_PARAM  - Incorrect paramater in props\r
  SZ_ERROR_WRITE  - Write callback error.\r
  SZ_ERROR_PROGRESS - some break from progress callback\r
  SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version)\r
*/\r
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typedef void * CLzmaEncHandle;\r
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CLzmaEncHandle LzmaEnc_Create(ISzAlloc *alloc);\r
void LzmaEnc_Destroy(CLzmaEncHandle p, ISzAlloc *alloc, ISzAlloc *allocBig);\r
SRes LzmaEnc_SetProps(CLzmaEncHandle p, const CLzmaEncProps *props);\r
SRes LzmaEnc_WriteProperties(CLzmaEncHandle p, Byte *properties, SizeT *size);\r
SRes LzmaEnc_Encode(CLzmaEncHandle p, ISeqOutStream *outStream, ISeqInStream *inStream,\r
    ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);\r
SRes LzmaEnc_MemEncode(CLzmaEncHandle p, Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,\r
    int writeEndMark, ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);\r
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/* ---------- One Call Interface ---------- */\r
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/* LzmaEncode\r
Return code:\r
  SZ_OK               - OK\r
  SZ_ERROR_MEM        - Memory allocation error\r
  SZ_ERROR_PARAM      - Incorrect paramater\r
  SZ_ERROR_OUTPUT_EOF - output buffer overflow\r
  SZ_ERROR_THREAD     - errors in multithreading functions (only for Mt version)\r
*/\r
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SRes LzmaEncode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,\r
    const CLzmaEncProps *props, Byte *propsEncoded, SizeT *propsSize, int writeEndMark,\r
    ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);\r
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EXTERN_C_END\r
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#endif\r