📄 libmng_chunk_io.h
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/* ************************************************************************** *//* * For conditions of distribution and use, * *//* * see copyright notice in libmng.h * *//* ************************************************************************** *//* * * *//* * project : libmng * *//* * file : libmng_chunk_io.h copyright (c) 2000-2004 G.Juyn * *//* * version : 1.0.9 * *//* * * *//* * purpose : Chunk I/O routines (definition) * *//* * * *//* * author : G.Juyn * *//* * * *//* * comment : Definition of the chunk input/output routines * *//* * * *//* * changes : 0.5.1 - 05/04/2000 - G.Juyn * *//* * - changed CRC initialization to use dynamic structure * *//* * (wasn't thread-safe the old way !) * *//* * 0.5.1 - 05/08/2000 - G.Juyn * *//* * - changed write routines definition * *//* * - changed strict-ANSI stuff * *//* * * *//* * 0.9.2 - 08/05/2000 - G.Juyn * *//* * - changed file-prefixes * *//* * * *//* * 0.9.3 - 08/26/2000 - G.Juyn * *//* * - added MAGN chunk * *//* * 0.9.3 - 10/16/2000 - G.Juyn * *//* * - added support for JDAA * *//* * * *//* * 1.0.5 - 08/19/2002 - G.Juyn * *//* * - B597134 - libmng pollutes the linker namespace * *//* * 1.0.5 - 09/14/2002 - G.Juyn * *//* * - added event handling for dynamic MNG * *//* * * *//* * 1.0.6 - 07/07/2003 - G.R-P * *//* * - added SKIP_CHUNK and NO_DELTA_PNG support * *//* * 1.0.6 - 07/29/2003 - G.R-P * *//* * - added conditionals around PAST chunk support * *//* * * *//* * 1.0.7 - 03/24/2004 - G.R-P * *//* * - fixed SKIPCHUNK_itXT and SKIPCHUNK_ztXT typos * *//* * * *//* * 1.0.9 - 12/07/2004 - G.Juyn * *//* * - added conditional MNG_OPTIMIZE_CHUNKREADER * *//* * * *//* ************************************************************************** */#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI)#pragma option -A /* force ANSI-C */#endif#ifndef _libmng_chunk_io_h_#define _libmng_chunk_io_h_/* ************************************************************************** */mng_uint32 mng_crc (mng_datap pData, mng_uint8p buf, mng_int32 len);/* ************************************************************************** */#ifdef MNG_INCLUDE_READ_PROCS/* ************************************************************************** */mng_retcode mng_inflate_buffer (mng_datap pData, mng_uint8p pInbuf, mng_uint32 iInsize, mng_uint8p *pOutbuf, mng_uint32 *iOutsize, mng_uint32 *iRealsize);/* ************************************************************************** */#define READ_CHUNK(n) mng_retcode n (mng_datap pData, \ mng_chunkp pHeader, \ mng_uint32 iRawlen, \ mng_uint8p pRawdata, \ mng_chunkp* ppChunk)#ifdef MNG_OPTIMIZE_CHUNKREADERREAD_CHUNK (mng_read_general) ;#endifREAD_CHUNK (mng_read_ihdr) ;READ_CHUNK (mng_read_plte) ;READ_CHUNK (mng_read_idat) ;READ_CHUNK (mng_read_iend) ;READ_CHUNK (mng_read_trns) ;READ_CHUNK (mng_read_gama) ;READ_CHUNK (mng_read_chrm) ;READ_CHUNK (mng_read_srgb) ;#ifndef MNG_SKIPCHUNK_iCCPREAD_CHUNK (mng_read_iccp) ;#endif#ifndef MNG_SKIPCHUNK_tEXtREAD_CHUNK (mng_read_text) ;#endif#ifndef MNG_SKIPCHUNK_zTXtREAD_CHUNK (mng_read_ztxt) ;#endif#ifndef MNG_SKIPCHUNK_iTXtREAD_CHUNK (mng_read_itxt) ;#endif#ifndef MNG_SKIPCHUNK_bKGDREAD_CHUNK (mng_read_bkgd) ;#endif#ifndef MNG_SKIPCHUNK_pHYsREAD_CHUNK (mng_read_phys) ;#endif#ifndef MNG_SKIPCHUNK_sBITREAD_CHUNK (mng_read_sbit) ;#endif#ifndef MNG_SKIPCHUNK_sPLTREAD_CHUNK (mng_read_splt) ;#endif#ifndef MNG_SKIPCHUNK_hISTREAD_CHUNK (mng_read_hist) ;#endif#ifndef MNG_SKIPCHUNK_tIMEREAD_CHUNK (mng_read_time) ;#endifREAD_CHUNK (mng_read_mhdr) ;READ_CHUNK (mng_read_mend) ;READ_CHUNK (mng_read_loop) ;READ_CHUNK (mng_read_endl) ;READ_CHUNK (mng_read_defi) ;READ_CHUNK (mng_read_basi) ;READ_CHUNK (mng_read_clon) ;#ifndef MNG_SKIPCHUNK_PASTREAD_CHUNK (mng_read_past) ;#endifREAD_CHUNK (mng_read_disc) ;READ_CHUNK (mng_read_back) ;READ_CHUNK (mng_read_fram) ;READ_CHUNK (mng_read_move) ;READ_CHUNK (mng_read_clip) ;READ_CHUNK (mng_read_show) ;READ_CHUNK (mng_read_term) ;READ_CHUNK (mng_read_save) ;READ_CHUNK (mng_read_seek) ;#ifndef MNG_SKIPCHUNK_eXPIREAD_CHUNK (mng_read_expi) ;#endif#ifndef MNG_SKIPCHUNK_fPRIREAD_CHUNK (mng_read_fpri) ;#endif#ifndef MNG_SKIPCHUNK_pHYgREAD_CHUNK (mng_read_phyg) ;#endif#ifdef MNG_INCLUDE_JNGREAD_CHUNK (mng_read_jhdr) ;READ_CHUNK (mng_read_jdaa) ;READ_CHUNK (mng_read_jdat) ;READ_CHUNK (mng_read_jsep) ;#endif#ifndef MNG_NO_DELTA_PNGREAD_CHUNK (mng_read_dhdr) ;READ_CHUNK (mng_read_prom) ;READ_CHUNK (mng_read_ipng) ;READ_CHUNK (mng_read_pplt) ;#ifdef MNG_INCLUDE_JNGREAD_CHUNK (mng_read_ijng) ;#endifREAD_CHUNK (mng_read_drop) ;READ_CHUNK (mng_read_dbyk) ;READ_CHUNK (mng_read_ordr) ;#endifREAD_CHUNK (mng_read_magn) ;#ifndef MNG_SKIPCHUNK_nEEDREAD_CHUNK (mng_read_need) ;#endif#ifndef MNG_SKIPCHUNK_evNTREAD_CHUNK (mng_read_evnt) ;#endifREAD_CHUNK (mng_read_unknown) ;/* ************************************************************************** */#else /* MNG_INCLUDE_READ_PROCS */#define mng_read_ihdr 0#define mng_read_plte 0#define mng_read_idat 0#define mng_read_iend 0#define mng_read_trns 0#define mng_read_gama 0#define mng_read_chrm 0#define mng_read_srgb 0#define mng_read_iccp 0#define mng_read_text 0#define mng_read_ztxt 0#define mng_read_itxt 0#define mng_read_bkgd 0#define mng_read_phys 0#define mng_read_sbit 0#define mng_read_splt 0#define mng_read_hist 0#define mng_read_time 0#define mng_read_mhdr 0#define mng_read_mend 0#define mng_read_loop 0#define mng_read_endl 0#define mng_read_defi 0#define mng_read_basi 0#define mng_read_clon 0#ifndef MNG_SKIPCHUNK_PAST#define mng_read_past 0#endif#define mng_read_disc 0#define mng_read_back 0#define mng_read_fram 0#define mng_read_move 0#define mng_read_clip 0#define mng_read_show 0#define mng_read_term 0#define mng_read_save 0#define mng_read_seek 0#define mng_read_expi 0#define mng_read_fpri 0#define mng_read_phyg 0#ifdef MNG_INCLUDE_JNG#define mng_read_jhdr 0#define mng_read_jdaa 0#define mng_read_jdat 0#define mng_read_jsep 0#endif#ifndef MNG_NO_DELTA_PNG#define mng_read_dhdr 0#define mng_read_prom 0#define mng_read_ipng 0#define mng_read_pplt 0#ifdef MNG_INCLUDE_JNG#define mng_read_ijng 0#endif#define mng_read_drop 0#define mng_read_dbyk 0#define mng_read_ordr 0#endif#define mng_read_magn 0#define mng_read_need 0#define mng_read_evnt 0#define mng_read_unknown 0#endif /* MNG_INCLUDE_READ_PROCS *//* ************************************************************************** */#ifdef MNG_INCLUDE_WRITE_PROCS#define WRITE_CHUNK(n) mng_retcode n (mng_datap pData, \ mng_chunkp pChunk)WRITE_CHUNK (mng_write_ihdr) ;WRITE_CHUNK (mng_write_plte) ;WRITE_CHUNK (mng_write_idat) ;WRITE_CHUNK (mng_write_iend) ;WRITE_CHUNK (mng_write_trns) ;WRITE_CHUNK (mng_write_gama) ;WRITE_CHUNK (mng_write_chrm) ;WRITE_CHUNK (mng_write_srgb) ;WRITE_CHUNK (mng_write_iccp) ;WRITE_CHUNK (mng_write_text) ;WRITE_CHUNK (mng_write_ztxt) ;WRITE_CHUNK (mng_write_itxt) ;WRITE_CHUNK (mng_write_bkgd) ;WRITE_CHUNK (mng_write_phys) ;WRITE_CHUNK (mng_write_sbit) ;WRITE_CHUNK (mng_write_splt) ;WRITE_CHUNK (mng_write_hist) ;WRITE_CHUNK (mng_write_time) ;WRITE_CHUNK (mng_write_mhdr) ;WRITE_CHUNK (mng_write_mend) ;WRITE_CHUNK (mng_write_loop) ;WRITE_CHUNK (mng_write_endl) ;WRITE_CHUNK (mng_write_defi) ;WRITE_CHUNK (mng_write_basi) ;WRITE_CHUNK (mng_write_clon) ;#ifndef MNG_SKIPCHUNK_PASTWRITE_CHUNK (mng_write_past) ;#endifWRITE_CHUNK (mng_write_disc) ;WRITE_CHUNK (mng_write_back) ;WRITE_CHUNK (mng_write_fram) ;WRITE_CHUNK (mng_write_move) ;WRITE_CHUNK (mng_write_clip) ;WRITE_CHUNK (mng_write_show) ;WRITE_CHUNK (mng_write_term) ;WRITE_CHUNK (mng_write_save) ;WRITE_CHUNK (mng_write_seek) ;WRITE_CHUNK (mng_write_expi) ;WRITE_CHUNK (mng_write_fpri) ;WRITE_CHUNK (mng_write_phyg) ;#ifdef MNG_INCLUDE_JNGWRITE_CHUNK (mng_write_jhdr) ;WRITE_CHUNK (mng_write_jdaa) ;WRITE_CHUNK (mng_write_jdat) ;WRITE_CHUNK (mng_write_jsep) ;#endif#ifndef MNG_NO_DELTA_PNGWRITE_CHUNK (mng_write_dhdr) ;WRITE_CHUNK (mng_write_prom) ;WRITE_CHUNK (mng_write_ipng) ;WRITE_CHUNK (mng_write_pplt) ;#ifdef MNG_INCLUDE_JNGWRITE_CHUNK (mng_write_ijng) ;#endifWRITE_CHUNK (mng_write_drop) ;WRITE_CHUNK (mng_write_dbyk) ;WRITE_CHUNK (mng_write_ordr) ;#endifWRITE_CHUNK (mng_write_magn) ;WRITE_CHUNK (mng_write_need) ;WRITE_CHUNK (mng_write_evnt) ;WRITE_CHUNK (mng_write_unknown) ;/* ************************************************************************** */#else /* MNG_INCLUDE_WRITE_PROCS */#define mng_write_ihdr 0#define mng_write_plte 0#define mng_write_idat 0#define mng_write_iend 0#define mng_write_trns 0#define mng_write_gama 0#define mng_write_chrm 0#define mng_write_srgb 0#define mng_write_iccp 0#define mng_write_text 0#define mng_write_ztxt 0#define mng_write_itxt 0#define mng_write_bkgd 0#define mng_write_phys 0#define mng_write_sbit 0#define mng_write_splt 0#define mng_write_hist 0#define mng_write_time 0#define mng_write_mhdr 0#define mng_write_mend 0#define mng_write_loop 0#define mng_write_endl 0#define mng_write_defi 0#define mng_write_basi 0#define mng_write_clon 0#ifndef MNG_SKIPCHUNK_PAST#define mng_write_past 0#endif#define mng_write_disc 0#define mng_write_back 0#define mng_write_fram 0#define mng_write_move 0#define mng_write_clip 0#define mng_write_show 0#define mng_write_term 0#define mng_write_save 0#define mng_write_seek 0#define mng_write_expi 0#define mng_write_fpri 0#define mng_write_phyg 0#ifdef MNG_INCLUDE_JNG#define mng_write_jhdr 0#define mng_write_jdaa 0#define mng_write_jdat 0#define mng_write_jsep 0#endif#ifndef MNG_NO_DELTA_PNG#define mng_write_dhdr 0#define mng_write_prom 0#define mng_write_ipng 0#define mng_write_pplt 0#ifdef MNG_INCLUDE_JNG#define mng_write_ijng 0#endif#define mng_write_drop 0#define mng_write_dbyk 0#define mng_write_ordr 0#endif#define mng_write_magn 0#define mng_write_need 0#define mng_write_evnt 0#define mng_write_unknown 0#endif /* MNG_INCLUDE_WRITE_PROCS *//* ************************************************************************** */#endif /* _libmng_chunk_io_h_ *//* ************************************************************************** *//* * end of file * *//* ************************************************************************** */⌨️ 快捷键说明
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