508 lines
17 KiB
C
508 lines
17 KiB
C
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//***************************************************************************
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//
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// IMAGE.h
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//
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// Proposed new interface!
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//
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// Include file for the Image API Library.
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// This is the external containing header data required
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// by the outside world.
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//
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// Revision History
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// 17-Nov-95 TerryJ Original
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// 04-Jan-96 TerryJ Code cleaned up. Memory mode added.
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// 16-Jan-96 TerryJ Registry validation capacity added.
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//
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//
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//***************************************************************************
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#ifndef _IMAGEFILELIB_H
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#define _IMAGEFILELIB_H
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#include "msffdefs.h" //include platform dependent defs
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#ifdef _MAC
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#include <Macname1.h>
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#include "Types.h"
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#include "Files.h"
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#include <Macname2.h>
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#endif // _MAC
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#ifdef __cplusplus
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extern "C" { // Assume C declarations for C++
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#endif // __cplusplus
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/***********
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| IFLMODE: Open modes
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\***********/
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typedef enum
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{
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IFLM_READ =0x00,
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IFLM_WRITE =0x01,
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IFLM_MEMORY =0x80, // OR to operate in memory
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IFLM_EXTRACT_ALPHA =0x40, // OR to extract separate image and alpha channel info
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IFLM_CHUNKY_ALPHA =0x20, //OR to extract RGBA chunky data
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} IFLMODE;
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/***********
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| IFLCLASS: Image classes
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\***********/
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typedef enum
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{
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IFLCL_BILEVEL = 0, // 1 BPP
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IFLCL_GRAY = 1, // 2,4,6,8 BPP
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IFLCL_GRAYA =11, // 16 BPP chunky
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IFLCL_PALETTE = 2, // 2,4,6,8 BPP
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IFLCL_RGB = 3, // 24 BPP chunky
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IFLCL_RGBPLANAR = 4, // 24 BPP in 8 bit planes
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IFLCL_RGBA = 5, // 32 BPP chunky
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IFLCL_RGBAPLANAR = 6, // 32 BPP in four 8 bit planes
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IFLCL_CMYK = 7,
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IFLCL_YCC = 8,
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IFLCL_CIELAB = 9,
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IFLCL_NONE =10 // no class set! (error)
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} IFLCLASS;
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typedef enum
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{
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IFLTF_NONE =0,
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IFLTF_STRIPS =1,
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IFLTF_TILES =2
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} IFLTILEFORMAT;
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/***********
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| IFLCOMMAND: Commands to IFL_Control
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\***********/
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typedef enum
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{
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IFLCMD_GETERROR =0, // get error code
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IFLCMD_GETLINESIZE =1, // compute line size
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IFLCMD_PALETTE =2, // get or set palette or map
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IFLCMD_SETPACKMODE =3, // set mode for packing/unpacking pixels
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IFLCMD_RESOLUTION =7, // get dots per meter
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IFLCMD_GETNUMIMAGES =10, // get the number of images
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IFLCMD_IMAGESEEK =11, // seek to the next image
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IFLCMD_DELETE =12, // delete current image
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IFLCMD_TILEFORMAT =13, // set/get the tiling format
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IFLCMD_YCCINFO =14, // set/get YCC information
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IFLCMD_YCCRGBCONVERT =15, // set/get YCC/RGB conversion state
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IFLCMD_COLORIMETRY =16, // set/get Colorimetry info
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IFLCMD_CMYKINFO =17, // set/get CMYK specific data
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IFLCMD_BKGD_IDX =18, // set/get background color by index
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IFLCMD_BKGD_RGB =19, // set/get background color
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IFLCMD_TRANS_IDX =20, // set/get transparency color index
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IFLCMD_TRANS_RGB =21, // set/get transparency color
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IFLCMD_TRANS_MASK_INFO =22, // set/get transparency mask info
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IFLCMD_TRANS_MASK =23, // set/get transparency mask
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IFLCMD_ALPHA_PALETTE_INFO =24, // set/get alpha palette info
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IFLCMD_ALPHA_PALETTE =25, // set/get alpha palette
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IFLCMD_ALPHA_CHANNEL_INFO =26, // set/get alpha channel info
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IFLCMD_ALPHA_CHANNEL =27, // set/get alpha channel
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IFLCMD_GAMMA_VALUE =28, // set/get gamma value
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IFLCMD_FIRST_TEXT =29, // get first text string
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IFLCMD_NEXT_TEXT =30, // get next text strings.
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IFLCMD_DATETIME_STRUCT =31, // retrieve date/time as a structure.
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IFLCMD_TIFF =0x4000, // TIFF specific commands
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IFLCMD_TIFFTAG =0x4001,
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IFLCMD_TIFFTAGDATA =0x4002,
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IFLCMD_PCX =0x4200, // PCX specific commands
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IFLCMD_BMP =0x4400, // BMP specific commands
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IFLCMD_BMP_VERSION =0x4401, // Windows os2 1.2 os2 2.0 versions
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IFLCMD_TGA =0x4800, // TGA specific commands
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IFLCMD_GIF =0x4E00, // GIF specific commands
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IFLCMD_GIF_WHITE_IS_ZERO =0x4E01, // White == 0 in GIF file
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IFLCMD_JPEG =0x5700, // WPG specific commands
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IFLCMD_JPEGQ =0x5701, // Quality
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IFLCMD_PCD =0x5800, // Kodak PCD specific commands
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IFLCMD_PCDGETTRANSFORM =0x5801,
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IFLCMD_PCDSETTRANSFORM =0x5802,
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IFLCMD_PCDSETCLASS =0x5803,
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IFLCMD_PNG =0x5900, // PNG specific commands
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IFLCMD_PNG_SET_FILTER =0x590A, // Set PNG filter type
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IFLCMD_PNG_sBIT =0x590B, // set/get PNG sBIT chunk
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IFLCMD_GETDATASIZE =0x8000 // OR with this to get the size
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} IFLCOMMAND;
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typedef IFLCOMMAND IFLCMD; // this is done as backwards
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// compatibility and may be able
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// to be eliminated eventually
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/***********
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| IFLDESC: Available description strings (use as bitfields)
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\***********/
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typedef enum
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{
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IFLDESC_NONE =0, // no descriptions supported
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IFLDESC_DESCRIPTION =1, // image description field (TIFF TGA PNG)
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IFLDESC_SOFTWARENAME =2, // software name (TIFF TGA) Software (PNG)
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IFLDESC_ARTISTNAME =4, // artist name (TIFF TGA) Author (PNG)
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IFLDESC_DOCUMENTNAME =8, // the document name field Title (PNG)
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IFLDESC_DATETIME =16, // the date/time field
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IFLDESC_COPYRIGHT =32, // copyright notice (PNG)
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IFLDESC_DISCLAIMER =64, // Legal disclaimer (PNG)
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IFLDESC_WARNING =128, // content warning (PNG)
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IFLDESC_SOURCE =256, // source device (PNG)
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IFLDESC_COMMENT =512, // misc comment (PNG)
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} IFLDESC;
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/***********
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| IFLPACKMODE: Packing modes
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\***********/
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typedef enum
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{
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IFLPM_PACKED =0,
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IFLPM_UNPACKED =1,
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IFLPM_LEFTJUSTIFIED =2,
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IFLPM_NORMALIZED =3,
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IFLPM_RAW =4
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} IFLPACKMODE;
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/***********
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| IFLSEQUENCE: Line sequences
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\***********/
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typedef enum
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{
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IFLSEQ_TOPDOWN =0, // most
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IFLSEQ_BOTTOMUP =1, // BMP and TGA compressed
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IFLSEQ_GIF_INTERLACED =2, // for GIF
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IFLSEQ_ADAM7_INTERLACED = 3 // for PNG
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} IFLSEQUENCE;
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/***********
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| IFLERROR: Possible errors
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\***********/
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typedef enum
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{
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IFLERR_NONE =0, // no error
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IFLERR_HANDLELIMIT =1, // too many open files
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IFLERR_PARAMETER =2, // programmer error
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IFLERR_NOTSUPPORTED =3, // feature not supported by format
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IFLERR_NOTAVAILABLE =4, // item not available
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IFLERR_MEMORY =5, // insufficient memory
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IFLERR_IMAGE =6, // bad image data (decompression error)
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IFLERR_HEADER =7, // header has bad fields
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IFLERR_IO_OPEN =8, // error on open()
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IFLERR_IO_CLOSE =9, // error on close()
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IFLERR_IO_READ =10, // error on read()
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IFLERR_IO_WRITE =11, // error on write()
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IFLERR_IO_SEEK =12, // error on lseek()
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} IFLERROR;
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typedef enum // new error messages to go here. This error
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// info is maintained here rather than IFLERROR
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// to retain backwards compatibility
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{
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IFLEXTERR_NONE,
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IFLEXTERR_NO_DLL, // open
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IFLEXTERR_NO_LIBRARY, // open: no library specified
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IFLEXTERR_BAD_DLL, // DLL doesn't have right entry points
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IFLEXTERR_CANNOT_IMPORT, // open
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IFLEXTERR_CANNOT_EXPORT, // open
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IFLEXTERR_CANNOT_COMPRESS, // open
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IFLEXTERR_BAD_FORMAT, // read
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IFLEXTERR_UNKNOWN_VARIANT, // open/read: for example, JFIFs and
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// BMPs have many variants - some may
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// not be supported
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IFLEXTERR_SHARING_VIOLATION, // read
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IFLEXTERR_NO_BACKGROUND_COLOR, // read: no background color specified
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// when doing transparencies
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IFLEXTERR_BACKGROUND_NOT_SUPPORTED, // background colors not supported
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// (currently) by this format
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IFLEXTERR_NO_FILE, // file doesn't exist
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IFLEXTERR_END_OF_FILE, // read
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IFLEXTERR_MEMORY, // insufficient memory
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IFLEXTERR_DESC_CANNOT_GET, // file is write mode: can't get descriptions
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IFLEXTERR_DESC_CANNOT_SET, // file is read mode: can't set descriptions
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IFLEXTERR_NO_PATH_IN_REGISTRY, // the filter path isn't in the registry
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IFLEXTERR_NOT_IFL_HANDLE, // the pointer passed isn't an IFLHANDLE
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IFLEXTERR_REGISTRY_DAMAGED, // entry in registry not correct format
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IFLEXTERR_BAD_COMPRESSION, // error in data compression; cannot read.
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} IFLEXTERROR;
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/***********
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| IFLCOMPRESSION: Compression options
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\***********/
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typedef enum
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{
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IFLCOMP_NONE =0, // no compression
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IFLCOMP_DEFAULT =1, // whatever is defined for the format
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IFLCOMP_RLE =2, // various RLE schemes (PACKBITS in TIFF)
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IFLCOMP_CCITT1D =3, // TIFF modified G3
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IFLCOMP_CCITTG3 =4, // TIFF raw G3
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IFLCOMP_CCITTG4 =5, // TIFF G4
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IFLCOMP_LZW =6, // Lempel-Zif
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IFLCOMP_LZWHPRED =7, // LZW with TIFF horizontal differencing
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IFLCOMP_JPEG =8 // JPEG compression
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} IFLCOMPRESSION;
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/***********
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| Date Time structure for IFL
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\***********/
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typedef struct
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{
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short Year;
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short Month;
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short Day;
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short Hour;
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short Minute;
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short Second;
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} IFL_DATETIME;
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/***********
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| RGB color structure for IFL
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\***********/
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typedef struct // rgb color values
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{
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BYTE bRed;
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BYTE bGreen;
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BYTE bBlue;
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} IFLCOLORRGB;
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typedef struct // new color struct capable of 16 bit values.
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{
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WORD wRed;
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WORD wGreen;
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WORD wBlue;
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} IFLCOLOR;
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/***********
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| Types for multiple images
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\***********/
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typedef enum
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{
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IFLIT_PRIMARY =0,
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IFLIT_THUMBNAIL =1,
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IFLIT_MASK =2
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} IFLIMAGETYPE;
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/***********
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| Bitmap types
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\***********/
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typedef enum
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{
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IFLBV_WIN_3 =0x10, // Windows 3.x
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IFLBV_OS2_1 =0x20, // OS2 1.2
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IFLBV_OS2_2S =0x40, // OS2 2.0 single image
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IFLBV_OS2_2M =0x41 // OS2 2.0 multiple image
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} IFLBMPVERSION;
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/***********
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| Capabilities Type, for interpreting Registry info
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\***********/
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typedef enum
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{
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IFLCAP_NOT_AVAILABLE =0x0000, // if option not available
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// ** compression options **
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IFLCAP_COMPNONE =0x0001,
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IFLCAP_COMPRLE =0x0002,
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IFLCAP_COMPG3 =0x0004,
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IFLCAP_COMPG4 =0x0008,
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IFLCAP_COMPLZW =0x0010,
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IFLCAP_COMPLZWPRED =0x0020,
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IFLCAP_COMPJPEG =0x0040,
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IFLCAP_COMPDEFAULT =0x0080,
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// ** bit plane options ** // note that for RGB, RGB QUAD
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IFLCAP_1BPP =0x0001, // and RGBA bit plane depth must
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IFLCAP_2BPP =0x0002, // be multiplied by 3, 4 and 4
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IFLCAP_3BPP =0x0004, // respectively for the full
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IFLCAP_4BPP =0x0008, // pixel depth size.
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IFLCAP_5BPP =0x0010,
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IFLCAP_6BPP =0x0020,
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IFLCAP_7BPP =0x0040,
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IFLCAP_8BPP =0x0080,
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IFLCAP_8BPP_QUAD =0x0100,
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IFLCAP_12BPP =0x0200,
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IFLCAP_16BPP =0x0400,
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// ** Transparency options
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IFLCAP_NO_TRANS =0x0000,
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IFLCAP_1BITMASK =0x0001,
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IFLCAP_ALPHACHANNEL =0x0002,
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IFLCAP_ALPHAPALETTE =0x0004,
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IFLCAP_TRANSCOLOR =0x0008,
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} IFLCAPABILITIES;
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/***********
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| Alpha/Transparency info structs
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\***********/
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typedef struct
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{
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DWORD dwWidth;
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DWORD dwHeight;
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} IFL_TRANS_MASK_INFO;
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typedef struct
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{
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DWORD dwWidth;
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DWORD dwHeight;
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WORD wBitsPerPixel;
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} IFL_ALPHA_CHANNEL_INFO;
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
char *szKey;
|
||
|
|
char *szText;
|
||
|
|
} IFL_COMMENT_STRING;
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
unsigned char bPNGType;
|
||
|
|
unsigned char bGrayBits;
|
||
|
|
unsigned char bRedBits;
|
||
|
|
unsigned char bGreenBits;
|
||
|
|
unsigned char bBlueBits;
|
||
|
|
unsigned char bAlphaBits;
|
||
|
|
} IFLPNGsBIT;
|
||
|
|
|
||
|
|
|
||
|
|
/***********
|
||
|
|
| Handle types
|
||
|
|
| Use FILTERHANDLE to access filters
|
||
|
|
\***********/
|
||
|
|
|
||
|
|
typedef void far * IFLHANDLE; // handle is a void pointer to hide the
|
||
|
|
// details of the file handle from other
|
||
|
|
// programmers.
|
||
|
|
|
||
|
|
/* -------- new stuff ---------------------- */
|
||
|
|
|
||
|
|
typedef enum
|
||
|
|
{
|
||
|
|
IFLT_UNKNOWN, // unknown or unsupported file type
|
||
|
|
IFLT_GIF,
|
||
|
|
IFLT_BMP,
|
||
|
|
IFLT_JPEG,
|
||
|
|
IFLT_TIFF,
|
||
|
|
IFLT_PNG,
|
||
|
|
IFLT_PCD,
|
||
|
|
IFLT_PCX,
|
||
|
|
IFLT_TGA,
|
||
|
|
IFLT_PICT
|
||
|
|
} IFLTYPE;
|
||
|
|
|
||
|
|
|
||
|
|
/***********
|
||
|
|
| IFL virtual (memory) mode types
|
||
|
|
\***********/
|
||
|
|
|
||
|
|
// internal virtual (memory) file i/o routine pointers
|
||
|
|
typedef int (__cdecl _vopen) (LPSTR, int, int);
|
||
|
|
typedef int (__cdecl _vclose) (int);
|
||
|
|
typedef int (__cdecl _vread) (int, LPVOID, int);
|
||
|
|
typedef int (__cdecl _vwrite) (int, LPVOID, int);
|
||
|
|
typedef long (__cdecl _vlseek) (int, long, int);
|
||
|
|
|
||
|
|
// structure used to hold virtual (memory) i/o functions
|
||
|
|
// when using IFLM_MEMORY mode.
|
||
|
|
typedef struct ImageIOFuncs
|
||
|
|
{
|
||
|
|
_vopen *vopen;
|
||
|
|
_vclose *vclose;
|
||
|
|
_vread *vread;
|
||
|
|
_vwrite *vwrite;
|
||
|
|
_vlseek *vlseek;
|
||
|
|
|
||
|
|
LPVOID userdata;
|
||
|
|
} IFLIOF, far * LPIFLIOF;
|
||
|
|
|
||
|
|
// structure used to hold virtual (memory) memory info
|
||
|
|
// when using IFLM_MEMORY mode.
|
||
|
|
typedef struct ImageMemStruct
|
||
|
|
{
|
||
|
|
long pos;
|
||
|
|
long alloced;
|
||
|
|
long length;
|
||
|
|
LPVOID data;
|
||
|
|
} IFLIOM, far * LPIFLIOM;
|
||
|
|
|
||
|
|
|
||
|
|
/***********
|
||
|
|
| IFL function prototypes
|
||
|
|
\***********/
|
||
|
|
IFLERROR HILAPI iflOpen(IFLHANDLE iflh, LPSTR FileName, IFLMODE Mode);
|
||
|
|
IFLERROR HILAPI iflClose(IFLHANDLE iflh);
|
||
|
|
IFLERROR HILAPI iflRead(IFLHANDLE iflh, LPBYTE Buffer, int NumLines);
|
||
|
|
IFLERROR HILAPI iflWrite(IFLHANDLE iflh, LPBYTE Buffer, int NumLines);
|
||
|
|
IFLERROR HILAPI iflSeek(IFLHANDLE iflh, int Line);
|
||
|
|
IFLERROR HILAPI iflControl(IFLHANDLE iflh, IFLCMD Command, short sParam, long lParam, LPVOID pParam);
|
||
|
|
|
||
|
|
// new commands (general)
|
||
|
|
|
||
|
|
IFLERROR HILAPI iflImageType(LPSTR FileName, IFLTYPE *ImageType);
|
||
|
|
IFLTYPE HILAPI iflTypeFromExtension (char far * Filename);
|
||
|
|
void iflGetLibName(IFLTYPE fileType, LPSTR libName);
|
||
|
|
IFLERROR HILAPI iflFilterCap(IFLTYPE ImageType, IFLCLASS ImageClass,
|
||
|
|
WORD *Color, WORD *Compression,
|
||
|
|
WORD *Transparency);
|
||
|
|
IFLERROR HILAPI iflInstalledFilterQuery(IFLTYPE filterType,
|
||
|
|
BOOL *bImports,
|
||
|
|
BOOL *bExports);
|
||
|
|
IFLERROR HILAPI iflExtensionCount(IFLTYPE filterType,
|
||
|
|
short *sCount);
|
||
|
|
IFLERROR HILAPI iflExtensionQuery(IFLTYPE filterType,
|
||
|
|
short sExtNum,
|
||
|
|
LPSTR szExtension);
|
||
|
|
IFLERROR HILAPI iflFormatNameQuery(IFLTYPE filterType,
|
||
|
|
LPSTR szFormatName,
|
||
|
|
short sFormatNameSize);
|
||
|
|
IFLEXTERROR HILAPI iflGetExtendedError(IFLHANDLE iflh);
|
||
|
|
|
||
|
|
// description manipulation
|
||
|
|
|
||
|
|
IFLERROR HILAPI iflGetDesc(IFLHANDLE iflh, IFLDESC DescType, LPSTR *pDescription);
|
||
|
|
IFLERROR HILAPI iflPutDesc(IFLHANDLE iflh, IFLDESC DescType, LPSTR Description);
|
||
|
|
IFLERROR HILAPI iflSupportedDesc(IFLHANDLE iflh, IFLDESC *Supports);
|
||
|
|
|
||
|
|
// handle manipulation
|
||
|
|
|
||
|
|
IFLHANDLE HILAPI iflCreateReadHandle( IFLTYPE ImageType);
|
||
|
|
IFLHANDLE HILAPI iflCreateWriteHandle(int Width, // Width of image in pixels
|
||
|
|
int Height, // Height of image in pixels
|
||
|
|
IFLCLASS ImageClass, // image class
|
||
|
|
int BitsPerSample, // Number of bits per sample
|
||
|
|
IFLCOMPRESSION Compression, // defined above
|
||
|
|
IFLTYPE ImageType // Type of image (GIF, PCX, etc)
|
||
|
|
);
|
||
|
|
IFLERROR HILAPI iflFreeHandle(IFLHANDLE iflh);
|
||
|
|
|
||
|
|
// background manipulation
|
||
|
|
IFLERROR HILAPI iflGetBackgroundColor(IFLHANDLE iflh, IFLCOLOR *clBackColor);
|
||
|
|
IFLERROR HILAPI iflSetBackgroundColor(IFLHANDLE iflh, IFLCOLOR clBackColor);
|
||
|
|
IFLERROR HILAPI iflSetBackgroundColorByIndex(IFLHANDLE iflh, short iColorIndex);
|
||
|
|
|
||
|
|
// accessors and manipulators
|
||
|
|
|
||
|
|
#ifdef _MAC
|
||
|
|
IFLERROR HILAPI iflSetMacCreator(OSType OSCreator);
|
||
|
|
#endif // _MAC
|
||
|
|
IFLCLASS HILAPI iflGetClass(IFLHANDLE iflh);
|
||
|
|
int HILAPI iflGetHeight(IFLHANDLE iflh);
|
||
|
|
int HILAPI iflGetWidth(IFLHANDLE iflh);
|
||
|
|
int HILAPI iflGetRasterLineCount(IFLHANDLE iflh);
|
||
|
|
IFLSEQUENCE HILAPI iflGetSequence(IFLHANDLE iflh);
|
||
|
|
IFLERROR HILAPI iflSetSequence(IFLHANDLE iflh, IFLSEQUENCE iflsSeq);
|
||
|
|
IFLCOMPRESSION HILAPI iflGetCompression(IFLHANDLE iflh);
|
||
|
|
int HILAPI iflGetBitsPerChannel(IFLHANDLE iflh);
|
||
|
|
int HILAPI iflGetBitsPerPixel(IFLHANDLE iflh);
|
||
|
|
IFLTYPE HILAPI iflGetImageType(IFLHANDLE iflh);
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif // __cplusplus
|
||
|
|
|
||
|
|
#endif // _IMAGEFILELIB_H
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|