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Diffstat (limited to 'source/kit/miniz/miniz_tdef.h')
| -rw-r--r-- | source/kit/miniz/miniz_tdef.h | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/source/kit/miniz/miniz_tdef.h b/source/kit/miniz/miniz_tdef.h deleted file mode 100644 index f7adaa6..0000000 --- a/source/kit/miniz/miniz_tdef.h +++ /dev/null @@ -1,271 +0,0 @@ -#ifndef KIT_MINIZ_MINIZ_TDEF_H -#define KIT_MINIZ_MINIZ_TDEF_H - -#include "miniz_common.h" - -#ifndef MINIZ_NO_DEFLATE_APIS - -# ifdef __cplusplus -extern "C" { -# endif -/* ------------------- Low-level Compression API Definitions */ - -/* Set TDEFL_LESS_MEMORY to 1 to use less memory (compression will be - * slightly slower, and raw/dynamic blocks will be output more - * frequently). */ -# define TDEFL_LESS_MEMORY 0 - -/* tdefl_init() compression flags logically OR'd together (low 12 bits - * contain the max. number of probes per dictionary search): */ -/* TDEFL_DEFAULT_MAX_PROBES: The compressor defaults to 128 dictionary - * probes per dictionary search. 0=Huffman only, 1=Huffman+LZ - * (fastest/crap compression), 4095=Huffman+LZ (slowest/best - * compression). */ -enum { - TDEFL_HUFFMAN_ONLY = 0, - TDEFL_DEFAULT_MAX_PROBES = 128, - TDEFL_MAX_PROBES_MASK = 0xFFF -}; - -/* TDEFL_WRITE_ZLIB_HEADER: If set, the compressor outputs a zlib - * header before the deflate data, and the Adler-32 of the source data - * at the end. Otherwise, you'll get raw deflate data. */ -/* TDEFL_COMPUTE_ADLER32: Always compute the adler-32 of the input - * data (even when not writing zlib headers). */ -/* TDEFL_GREEDY_PARSING_FLAG: Set to use faster greedy parsing, - * instead of more efficient lazy parsing. */ -/* TDEFL_NONDETERMINISTIC_PARSING_FLAG: Enable to decrease the - * compressor's initialization time to the minimum, but the output may - * vary from run to run given the same input (depending on the - * contents of memory). */ -/* TDEFL_RLE_MATCHES: Only look for RLE matches (matches with a - * distance of 1) */ -/* TDEFL_FILTER_MATCHES: Discards matches <= 5 chars if enabled. */ -/* TDEFL_FORCE_ALL_STATIC_BLOCKS: Disable usage of optimized Huffman - * tables. */ -/* TDEFL_FORCE_ALL_RAW_BLOCKS: Only use raw (uncompressed) deflate - * blocks. */ -/* The low 12 bits are reserved to control the max # of hash probes - * per dictionary lookup (see TDEFL_MAX_PROBES_MASK). */ -enum { - TDEFL_WRITE_ZLIB_HEADER = 0x01000, - TDEFL_COMPUTE_ADLER32 = 0x02000, - TDEFL_GREEDY_PARSING_FLAG = 0x04000, - TDEFL_NONDETERMINISTIC_PARSING_FLAG = 0x08000, - TDEFL_RLE_MATCHES = 0x10000, - TDEFL_FILTER_MATCHES = 0x20000, - TDEFL_FORCE_ALL_STATIC_BLOCKS = 0x40000, - TDEFL_FORCE_ALL_RAW_BLOCKS = 0x80000 -}; - -/* High level compression functions: */ -/* tdefl_compress_mem_to_heap() compresses a block in memory to a heap - * block allocated via malloc(). */ -/* On entry: */ -/* pSrc_buf, src_buf_len: Pointer and size of source block to - * compress. */ -/* flags: The max match finder probes (default is 128) logically OR'd - * against the above flags. Higher probes are slower but improve - * compression. */ -/* On return: */ -/* Function returns a pointer to the compressed data, or NULL on - * failure. */ -/* *pOut_len will be set to the compressed data's size, which could - * be larger than src_buf_len on uncompressible data. */ -/* The caller must free() the returned block when it's no longer - * needed. */ -void *tdefl_compress_mem_to_heap(const void *pSrc_buf, - size_t src_buf_len, size_t *pOut_len, - int flags); - -/* tdefl_compress_mem_to_mem() compresses a block in memory to another - * block in memory. */ -/* Returns 0 on failure. */ -size_t tdefl_compress_mem_to_mem(void *pOut_buf, size_t out_buf_len, - const void *pSrc_buf, - size_t src_buf_len, int flags); - -/* Compresses an image to a compressed PNG file in memory. */ -/* On entry: */ -/* pImage, w, h, and num_chans describe the image to compress. - * num_chans may be 1, 2, 3, or 4. */ -/* The image pitch in bytes per scanline will be w*num_chans. The - * leftmost pixel on the top scanline is stored first in memory. */ -/* level may range from [0,10], use MZ_NO_COMPRESSION, MZ_BEST_SPEED, - * MZ_BEST_COMPRESSION, etc. or a decent default is MZ_DEFAULT_LEVEL - */ -/* If flip is true, the image will be flipped on the Y axis (useful - * for OpenGL apps). */ -/* On return: */ -/* Function returns a pointer to the compressed data, or NULL on - * failure. */ -/* *pLen_out will be set to the size of the PNG image file. */ -/* The caller must mz_free() the returned heap block (which will - * typically be larger than *pLen_out) when it's no longer needed. */ -void *tdefl_write_image_to_png_file_in_memory_ex( - const void *pImage, int w, int h, int num_chans, size_t *pLen_out, - mz_uint level, mz_bool flip); -void *tdefl_write_image_to_png_file_in_memory(const void *pImage, - int w, int h, - int num_chans, - size_t *pLen_out); - -/* Output stream interface. The compressor uses this interface to - * write compressed data. It'll typically be called TDEFL_OUT_BUF_SIZE - * at a time. */ -typedef mz_bool (*tdefl_put_buf_func_ptr)(const void *pBuf, int len, - void *pUser); - -/* tdefl_compress_mem_to_output() compresses a block to an output - * stream. The above helpers use this function internally. */ -mz_bool tdefl_compress_mem_to_output( - const void *pBuf, size_t buf_len, - tdefl_put_buf_func_ptr pPut_buf_func, void *pPut_buf_user, - int flags); - -enum { - TDEFL_MAX_HUFF_TABLES = 3, - TDEFL_MAX_HUFF_SYMBOLS_0 = 288, - TDEFL_MAX_HUFF_SYMBOLS_1 = 32, - TDEFL_MAX_HUFF_SYMBOLS_2 = 19, - TDEFL_LZ_DICT_SIZE = 32768, - TDEFL_LZ_DICT_SIZE_MASK = TDEFL_LZ_DICT_SIZE - 1, - TDEFL_MIN_MATCH_LEN = 3, - TDEFL_MAX_MATCH_LEN = 258 -}; - -/* TDEFL_OUT_BUF_SIZE MUST be large enough to hold a single entire - * compressed output block (using static/fixed Huffman codes). */ -# if TDEFL_LESS_MEMORY -enum { - TDEFL_LZ_CODE_BUF_SIZE = 24 * 1024, - TDEFL_OUT_BUF_SIZE = (TDEFL_LZ_CODE_BUF_SIZE * 13) / 10, - TDEFL_MAX_HUFF_SYMBOLS = 288, - TDEFL_LZ_HASH_BITS = 12, - TDEFL_LEVEL1_HASH_SIZE_MASK = 4095, - TDEFL_LZ_HASH_SHIFT = (TDEFL_LZ_HASH_BITS + 2) / 3, - TDEFL_LZ_HASH_SIZE = 1 << TDEFL_LZ_HASH_BITS -}; -# else -enum { - TDEFL_LZ_CODE_BUF_SIZE = 64 * 1024, - TDEFL_OUT_BUF_SIZE = (TDEFL_LZ_CODE_BUF_SIZE * 13) / 10, - TDEFL_MAX_HUFF_SYMBOLS = 288, - TDEFL_LZ_HASH_BITS = 15, - TDEFL_LEVEL1_HASH_SIZE_MASK = 4095, - TDEFL_LZ_HASH_SHIFT = (TDEFL_LZ_HASH_BITS + 2) / 3, - TDEFL_LZ_HASH_SIZE = 1 << TDEFL_LZ_HASH_BITS -}; -# endif - -/* The low-level tdefl functions below may be used directly if the - * above helper functions aren't flexible enough. The low-level - * functions don't make any heap allocations, unlike the above helper - * functions. */ -typedef enum { - TDEFL_STATUS_BAD_PARAM = -2, - TDEFL_STATUS_PUT_BUF_FAILED = -1, - TDEFL_STATUS_OKAY = 0, - TDEFL_STATUS_DONE = 1 -} tdefl_status; - -/* Must map to MZ_NO_FLUSH, MZ_SYNC_FLUSH, etc. enums */ -typedef enum { - TDEFL_NO_FLUSH = 0, - TDEFL_SYNC_FLUSH = 2, - TDEFL_FULL_FLUSH = 3, - TDEFL_FINISH = 4 -} tdefl_flush; - -/* tdefl's compression state structure. */ -typedef struct { - tdefl_put_buf_func_ptr m_pPut_buf_func; - void *m_pPut_buf_user; - mz_uint m_flags, m_max_probes[2]; - int m_greedy_parsing; - mz_uint m_adler32, m_lookahead_pos, m_lookahead_size, m_dict_size; - mz_uint8 *m_pLZ_code_buf, *m_pLZ_flags, *m_pOutput_buf, - *m_pOutput_buf_end; - mz_uint m_num_flags_left, m_total_lz_bytes, m_lz_code_buf_dict_pos, - m_bits_in, m_bit_buffer; - mz_uint m_saved_match_dist, m_saved_match_len, m_saved_lit, - m_output_flush_ofs, m_output_flush_remaining, m_finished, - m_block_index, m_wants_to_finish; - tdefl_status m_prev_return_status; - const void *m_pIn_buf; - void *m_pOut_buf; - size_t *m_pIn_buf_size, *m_pOut_buf_size; - tdefl_flush m_flush; - const mz_uint8 *m_pSrc; - size_t m_src_buf_left, m_out_buf_ofs; - mz_uint8 m_dict[TDEFL_LZ_DICT_SIZE + TDEFL_MAX_MATCH_LEN - 1]; - mz_uint16 m_huff_count[TDEFL_MAX_HUFF_TABLES] - [TDEFL_MAX_HUFF_SYMBOLS]; - mz_uint16 m_huff_codes[TDEFL_MAX_HUFF_TABLES] - [TDEFL_MAX_HUFF_SYMBOLS]; - mz_uint8 m_huff_code_sizes[TDEFL_MAX_HUFF_TABLES] - [TDEFL_MAX_HUFF_SYMBOLS]; - mz_uint8 m_lz_code_buf[TDEFL_LZ_CODE_BUF_SIZE]; - mz_uint16 m_next[TDEFL_LZ_DICT_SIZE]; - mz_uint16 m_hash[TDEFL_LZ_HASH_SIZE]; - mz_uint8 m_output_buf[TDEFL_OUT_BUF_SIZE]; -} tdefl_compressor; - -/* Initializes the compressor. */ -/* There is no corresponding deinit() function because the tdefl API's - * do not dynamically allocate memory. */ -/* pBut_buf_func: If NULL, output data will be supplied to the - * specified callback. In this case, the user should call the - * tdefl_compress_buffer() API for compression. */ -/* If pBut_buf_func is NULL the user should always call the - * tdefl_compress() API. */ -/* flags: See the above enums (TDEFL_HUFFMAN_ONLY, - * TDEFL_WRITE_ZLIB_HEADER, etc.) */ -tdefl_status tdefl_init(tdefl_compressor *d, - tdefl_put_buf_func_ptr pPut_buf_func, - void *pPut_buf_user, int flags); - -/* Compresses a block of data, consuming as much of the specified - * input buffer as possible, and writing as much compressed data to - * the specified output buffer as possible. */ -tdefl_status tdefl_compress(tdefl_compressor *d, const void *pIn_buf, - size_t *pIn_buf_size, void *pOut_buf, - size_t *pOut_buf_size, tdefl_flush flush); - -/* tdefl_compress_buffer() is only usable when the tdefl_init() is - * called with a non-NULL tdefl_put_buf_func_ptr. */ -/* tdefl_compress_buffer() always consumes the entire input buffer. */ -tdefl_status tdefl_compress_buffer(tdefl_compressor *d, - const void *pIn_buf, - size_t in_buf_size, - tdefl_flush flush); - -tdefl_status tdefl_get_prev_return_status(tdefl_compressor *d); -mz_uint32 tdefl_get_adler32(tdefl_compressor *d); - -/* Create tdefl_compress() flags given zlib-style compression - * parameters. */ -/* level may range from [0,10] (where 10 is absolute max compression, - * but may be much slower on some files) */ -/* window_bits may be -15 (raw deflate) or 15 (zlib) */ -/* strategy may be either MZ_DEFAULT_STRATEGY, MZ_FILTERED, - * MZ_HUFFMAN_ONLY, MZ_RLE, or MZ_FIXED */ -mz_uint tdefl_create_comp_flags_from_zip_params(int level, - int window_bits, - int strategy); - -# ifndef MINIZ_NO_MALLOC -/* Allocate the tdefl_compressor structure in C so that */ -/* non-C language bindings to tdefl_ API don't need to worry about */ -/* structure size and allocation mechanism. */ -tdefl_compressor *tdefl_compressor_alloc(void); -void tdefl_compressor_free(tdefl_compressor *pComp); -# endif - -# ifdef __cplusplus -} -# endif - -#endif /*#ifndef MINIZ_NO_DEFLATE_APIS*/ - -#endif |