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gecko-dev/modules/libimg/mng/libmng_chunk_io.h
tor%cs.brown.edu 5d08ee26c7 Bug 60789 - update libmng snapshot and handle alpha depth 
requirements better.
2000-11-29 06:45:16 +00:00

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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 G.Juyn * */
/* * version : 0.9.3 * */
/* * * */
/* * purpose : Chunk I/O routines (definition) * */
/* * * */
/* * author : G.Juyn * */
/* * web : http://www.3-t.com * */
/* * email : mailto:info@3-t.com * */
/* * * */
/* * comment : Definition of the chunk input/output routines * */
/* * * */
/* * changes : 0.5.1 - 05/04/2000 - G.Juyn * */
/* * - changed CRC initializtion 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 * */
/* * * */
/* ************************************************************************** */
#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 crc (mng_datap pData,
mng_uint8p buf,
mng_int32 len);
/* ************************************************************************** */
#ifdef MNG_INCLUDE_READ_PROCS
#define READ_CHUNK(n) mng_retcode n (mng_datap pData, \
mng_chunkp pHeader, \
mng_uint32 iRawlen, \
mng_uint8p pRawdata, \
mng_chunkp* ppChunk)
READ_CHUNK (read_ihdr) ;
READ_CHUNK (read_plte) ;
READ_CHUNK (read_idat) ;
READ_CHUNK (read_iend) ;
READ_CHUNK (read_trns) ;
READ_CHUNK (read_gama) ;
READ_CHUNK (read_chrm) ;
READ_CHUNK (read_srgb) ;
READ_CHUNK (read_iccp) ;
READ_CHUNK (read_text) ;
READ_CHUNK (read_ztxt) ;
READ_CHUNK (read_itxt) ;
READ_CHUNK (read_bkgd) ;
READ_CHUNK (read_phys) ;
READ_CHUNK (read_sbit) ;
READ_CHUNK (read_splt) ;
READ_CHUNK (read_hist) ;
READ_CHUNK (read_time) ;
READ_CHUNK (read_mhdr) ;
READ_CHUNK (read_mend) ;
READ_CHUNK (read_loop) ;
READ_CHUNK (read_endl) ;
READ_CHUNK (read_defi) ;
READ_CHUNK (read_basi) ;
READ_CHUNK (read_clon) ;
READ_CHUNK (read_past) ;
READ_CHUNK (read_disc) ;
READ_CHUNK (read_back) ;
READ_CHUNK (read_fram) ;
READ_CHUNK (read_move) ;
READ_CHUNK (read_clip) ;
READ_CHUNK (read_show) ;
READ_CHUNK (read_term) ;
READ_CHUNK (read_save) ;
READ_CHUNK (read_seek) ;
READ_CHUNK (read_expi) ;
READ_CHUNK (read_fpri) ;
READ_CHUNK (read_phyg) ;
READ_CHUNK (read_jhdr) ;
READ_CHUNK (read_jdaa) ;
READ_CHUNK (read_jdat) ;
READ_CHUNK (read_jsep) ;
READ_CHUNK (read_dhdr) ;
READ_CHUNK (read_prom) ;
READ_CHUNK (read_ipng) ;
READ_CHUNK (read_pplt) ;
READ_CHUNK (read_ijng) ;
READ_CHUNK (read_drop) ;
READ_CHUNK (read_dbyk) ;
READ_CHUNK (read_ordr) ;
READ_CHUNK (read_magn) ;
READ_CHUNK (read_need) ;
READ_CHUNK (read_unknown) ;
/* ************************************************************************** */
#else /* MNG_INCLUDE_READ_PROCS */
#define read_ihdr 0
#define read_plte 0
#define read_idat 0
#define read_iend 0
#define read_trns 0
#define read_gama 0
#define read_chrm 0
#define read_srgb 0
#define read_iccp 0
#define read_text 0
#define read_ztxt 0
#define read_itxt 0
#define read_bkgd 0
#define read_phys 0
#define read_sbit 0
#define read_splt 0
#define read_hist 0
#define read_time 0
#define read_mhdr 0
#define read_mend 0
#define read_loop 0
#define read_endl 0
#define read_defi 0
#define read_basi 0
#define read_clon 0
#define read_past 0
#define read_disc 0
#define read_back 0
#define read_fram 0
#define read_move 0
#define read_clip 0
#define read_show 0
#define read_term 0
#define read_save 0
#define read_seek 0
#define read_expi 0
#define read_fpri 0
#define read_phyg 0
#define read_jhdr 0
#define read_jdaa 0
#define read_jdat 0
#define read_jsep 0
#define read_dhdr 0
#define read_prom 0
#define read_ipng 0
#define read_pplt 0
#define read_ijng 0
#define read_drop 0
#define read_dbyk 0
#define read_ordr 0
#define read_magn 0
#define read_need 0
#define 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 (write_ihdr) ;
WRITE_CHUNK (write_plte) ;
WRITE_CHUNK (write_idat) ;
WRITE_CHUNK (write_iend) ;
WRITE_CHUNK (write_trns) ;
WRITE_CHUNK (write_gama) ;
WRITE_CHUNK (write_chrm) ;
WRITE_CHUNK (write_srgb) ;
WRITE_CHUNK (write_iccp) ;
WRITE_CHUNK (write_text) ;
WRITE_CHUNK (write_ztxt) ;
WRITE_CHUNK (write_itxt) ;
WRITE_CHUNK (write_bkgd) ;
WRITE_CHUNK (write_phys) ;
WRITE_CHUNK (write_sbit) ;
WRITE_CHUNK (write_splt) ;
WRITE_CHUNK (write_hist) ;
WRITE_CHUNK (write_time) ;
WRITE_CHUNK (write_mhdr) ;
WRITE_CHUNK (write_mend) ;
WRITE_CHUNK (write_loop) ;
WRITE_CHUNK (write_endl) ;
WRITE_CHUNK (write_defi) ;
WRITE_CHUNK (write_basi) ;
WRITE_CHUNK (write_clon) ;
WRITE_CHUNK (write_past) ;
WRITE_CHUNK (write_disc) ;
WRITE_CHUNK (write_back) ;
WRITE_CHUNK (write_fram) ;
WRITE_CHUNK (write_move) ;
WRITE_CHUNK (write_clip) ;
WRITE_CHUNK (write_show) ;
WRITE_CHUNK (write_term) ;
WRITE_CHUNK (write_save) ;
WRITE_CHUNK (write_seek) ;
WRITE_CHUNK (write_expi) ;
WRITE_CHUNK (write_fpri) ;
WRITE_CHUNK (write_phyg) ;
WRITE_CHUNK (write_jhdr) ;
WRITE_CHUNK (write_jdaa) ;
WRITE_CHUNK (write_jdat) ;
WRITE_CHUNK (write_jsep) ;
WRITE_CHUNK (write_dhdr) ;
WRITE_CHUNK (write_prom) ;
WRITE_CHUNK (write_ipng) ;
WRITE_CHUNK (write_pplt) ;
WRITE_CHUNK (write_ijng) ;
WRITE_CHUNK (write_drop) ;
WRITE_CHUNK (write_dbyk) ;
WRITE_CHUNK (write_ordr) ;
WRITE_CHUNK (write_magn) ;
WRITE_CHUNK (write_need) ;
WRITE_CHUNK (write_unknown) ;
/* ************************************************************************** */
#else /* MNG_INCLUDE_WRITE_PROCS */
#define write_ihdr 0
#define write_plte 0
#define write_idat 0
#define write_iend 0
#define write_trns 0
#define write_gama 0
#define write_chrm 0
#define write_srgb 0
#define write_iccp 0
#define write_text 0
#define write_ztxt 0
#define write_itxt 0
#define write_bkgd 0
#define write_phys 0
#define write_sbit 0
#define write_splt 0
#define write_hist 0
#define write_time 0
#define write_mhdr 0
#define write_mend 0
#define write_loop 0
#define write_endl 0
#define write_defi 0
#define write_basi 0
#define write_clon 0
#define write_past 0
#define write_disc 0
#define write_back 0
#define write_fram 0
#define write_move 0
#define write_clip 0
#define write_show 0
#define write_term 0
#define write_save 0
#define write_seek 0
#define write_expi 0
#define write_fpri 0
#define write_phyg 0
#define write_jhdr 0
#define write_jdaa 0
#define write_jdat 0
#define write_jsep 0
#define write_dhdr 0
#define write_prom 0
#define write_ipng 0
#define write_pplt 0
#define write_ijng 0
#define write_drop 0
#define write_dbyk 0
#define write_ordr 0
#define write_magn 0
#define write_need 0
#define write_unknown 0
#endif /* MNG_INCLUDE_WRITE_PROCS */
/* ************************************************************************** */
#endif /* _libmng_chunk_io_h_ */
/* ************************************************************************** */
/* * end of file * */
/* ************************************************************************** */
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