Filter using LZMA compression. More...

Inheritance diagram for LZMASaveFilter:

Public Member Functions
	LZMASaveFilter (std::shared_ptr< SaveFilter > chain, uint8_t compression_level)
	Initialise this filter. More...

	~LZMASaveFilter ()
	Clean up what we allocated.

void	WriteLoop (uint8_t *p, size_t len, lzma_action action)
	Helper loop for writing the data. More...

void	Write (uint8_t *buf, size_t size) override
	Write a given number of bytes into the savegame. More...

void	Finish () override
	Prepare everything to finish writing the savegame.

Public Member Functions inherited from SaveFilter
	SaveFilter (std::shared_ptr< SaveFilter > chain)
	Initialise this filter. More...

virtual	~SaveFilter ()
	Make sure the writers are properly closed.

Data Fields
lzma_stream	lzma
	Stream state that we are writing to.

uint8_t	fwrite_buf [MEMORY_CHUNK_SIZE]
	Buffer for writing to the file.

Data Fields inherited from SaveFilter
std::shared_ptr< SaveFilter >	chain
	Chained to the (savegame) filters.

Detailed Description

Filter using LZMA compression.

Definition at line 2592 of file saveload.cpp.

Constructor & Destructor Documentation

LZMASaveFilter::LZMASaveFilter	(	std::shared_ptr< SaveFilter >	chain,
		uint8_t	compression_level
	)

inline

Initialise this filter.

Parameters

chain	The next filter in this chain.
compression_level	The requested level of compression.

Definition at line 2601 of file saveload.cpp.

References SlError().

inlineoverridevirtual

Write a given number of bytes into the savegame.

Parameters

buf	The bytes to write.
len	The number of bytes to write.

Implements SaveFilter.

Definition at line 2638 of file saveload.cpp.

References WriteLoop().

void LZMASaveFilter::WriteLoop	(	uint8_t *	p,
		size_t	len,
		lzma_action	action
	)

inline

Helper loop for writing the data.

Parameters

Definition at line 2618 of file saveload.cpp.

Referenced by Finish(), and Write().

The documentation for this struct was generated from the following file: