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Diffstat (limited to 'depends/lzma/pavlov/LzmaEnc.h')
-rwxr-xr-x | depends/lzma/pavlov/LzmaEnc.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/depends/lzma/pavlov/LzmaEnc.h b/depends/lzma/pavlov/LzmaEnc.h new file mode 100755 index 00000000..961436e4 --- /dev/null +++ b/depends/lzma/pavlov/LzmaEnc.h @@ -0,0 +1,71 @@ +/* LzmaEnc.h -- LZMA Encoder +2008-10-04 : Igor Pavlov : Public domain */ + +#ifndef __LZMAENC_H +#define __LZMAENC_H + +#include "Types.h" + +#define LZMA_PROPS_SIZE 5 + +typedef struct _CLzmaEncProps +{ + int level; /* 0 <= level <= 9 */ + uint32_t dictSize; /* (1 << 12) <= dictSize <= (1 << 27) for 32-bit version + (1 << 12) <= dictSize <= (1 << 30) for 64-bit version + default = (1 << 24) */ + int lc; /* 0 <= lc <= 8, default = 3 */ + int lp; /* 0 <= lp <= 4, default = 0 */ + int pb; /* 0 <= pb <= 4, default = 2 */ + int algo; /* 0 - fast, 1 - normal, default = 1 */ + int fb; /* 5 <= fb <= 273, default = 32 */ + int btMode; /* 0 - hashChain Mode, 1 - binTree mode - normal, default = 1 */ + int numHashBytes; /* 2, 3 or 4, default = 4 */ + uint32_t mc; /* 1 <= mc <= (1 << 30), default = 32 */ + unsigned writeEndMark; /* 0 - do not write EOPM, 1 - write EOPM, default = 0 */ + int numThreads; /* 1 or 2, default = 2 */ +} CLzmaEncProps; + +void LzmaEncProps_Init(CLzmaEncProps *p); +void LzmaEncProps_Normalize(CLzmaEncProps *p); +uint32_t LzmaEncProps_GetDictSize(const CLzmaEncProps *props2); + +/* ---------- CLzmaEncHandle Interface ---------- */ + +/* LzmaEnc_* functions can return the following exit codes: +Returns: + SZ_OK - OK + SZ_ERROR_MEM - Memory allocation error + SZ_ERROR_PARAM - Incorrect paramater in props + SZ_ERROR_WRITE - Write callback error. + SZ_ERROR_PROGRESS - some break from progress callback + SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version) +*/ + +typedef void *CLzmaEncHandle; + +CLzmaEncHandle LzmaEnc_Create(); +void LzmaEnc_Destroy(CLzmaEncHandle p); +SRes LzmaEnc_SetProps(CLzmaEncHandle p, const CLzmaEncProps *props); +SRes LzmaEnc_WriteProperties(CLzmaEncHandle p, uint8_t *properties, size_t *size); +SRes LzmaEnc_Encode(CLzmaEncHandle p, ISeqOutStream *outStream, ISeqInStream *inStream, + ICompressProgress *progress); +SRes LzmaEnc_MemEncode(CLzmaEncHandle p, uint8_t *dest, size_t *destLen, const uint8_t *src, + size_t srcLen, int writeEndMark, ICompressProgress *progress); + +/* ---------- One Call Interface ---------- */ + +/* LzmaEncode +Return code: + SZ_OK - OK + SZ_ERROR_MEM - Memory allocation error + SZ_ERROR_PARAM - Incorrect paramater + SZ_ERROR_OUTPUT_EOF - output buffer overflow + SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version) +*/ + +SRes LzmaEncode(uint8_t *dest, size_t *destLen, const uint8_t *src, size_t srcLen, + const CLzmaEncProps *props, uint8_t *propsEncoded, size_t *propsSize, + int writeEndMark, ICompressProgress *progress); + +#endif |