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stenzek
GitHub Repository: stenzek/duckstation
 Path: blob/master/dep/lzma/include/XzEnc.h
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/* XzEnc.h -- Xz Encode

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2023-04-13 : Igor Pavlov : Public domain */

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#ifndef ZIP7_INC_XZ_ENC_H

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#define ZIP7_INC_XZ_ENC_H

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#include "Lzma2Enc.h"

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#include "Xz.h"

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EXTERN_C_BEGIN

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#define XZ_PROPS_BLOCK_SIZE_AUTO   LZMA2_ENC_PROPS_BLOCK_SIZE_AUTO

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#define XZ_PROPS_BLOCK_SIZE_SOLID  LZMA2_ENC_PROPS_BLOCK_SIZE_SOLID

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typedef struct

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{

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  UInt32 id;

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  UInt32 delta;

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  UInt32 ip;

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  int ipDefined;

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} CXzFilterProps;

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void XzFilterProps_Init(CXzFilterProps *p);

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typedef struct

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{

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  CLzma2EncProps lzma2Props;

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  CXzFilterProps filterProps;

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  unsigned checkId;

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  UInt64 blockSize;

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  int numBlockThreads_Reduced;

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  int numBlockThreads_Max;

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  int numTotalThreads;

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  int forceWriteSizesInHeader;

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  UInt64 reduceSize;

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} CXzProps;

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void XzProps_Init(CXzProps *p);

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typedef struct CXzEnc CXzEnc;

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typedef CXzEnc * CXzEncHandle;

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// Z7_DECLARE_HANDLE(CXzEncHandle)

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CXzEncHandle XzEnc_Create(ISzAllocPtr alloc, ISzAllocPtr allocBig);

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void XzEnc_Destroy(CXzEncHandle p);

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SRes XzEnc_SetProps(CXzEncHandle p, const CXzProps *props);

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void XzEnc_SetDataSize(CXzEncHandle p, UInt64 expectedDataSiize);

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SRes XzEnc_Encode(CXzEncHandle p, ISeqOutStreamPtr outStream, ISeqInStreamPtr inStream, ICompressProgressPtr progress);

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SRes Xz_Encode(ISeqOutStreamPtr outStream, ISeqInStreamPtr inStream,

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    const CXzProps *props, ICompressProgressPtr progress);

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SRes Xz_EncodeEmpty(ISeqOutStreamPtr outStream);

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EXTERN_C_END

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#endif

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