Mercurial > hg > dmlib
view src/libgfx.h @ 1285:e4bda4909d72
Make libgfx error mode a global variable, at least for now.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Fri, 18 Aug 2017 14:08:08 +0300 |
parents | f654435df15e |
children | b812fad6f33e |
line wrap: on
line source
/* * Functions for loading and saving bitmap images * Programmed and designed by Matti 'ccr' Hamalainen * (C) Copyright 2012 Tecnic Software productions (TNSP) * * Please read file 'COPYING' for information on license and distribution. */ #ifndef LIBMGFX_H #define LIBMGFX_H 1 #include "dmlib.h" #ifdef __cplusplus extern "C" { #endif enum { IMGFMT_PNG, IMGFMT_PPM, IMGFMT_PCX, IMGFMT_ILBM, IMGFMT_RAW, IMGFMT_ARAW, IMGFMT_LAST }; enum { DM_IFMT_PALETTE, DM_IFMT_RGB, DM_IFMT_RGBA, DM_IFMT_RGB_PLANE, }; enum { DM_ERRMODE_FAIL = 0, DM_ERRMODE_RECOV_1, DM_ERRMODE_RECOV_2, }; // Bitmapped image struct (can be one of types specified by DM_IFMT_*) typedef struct { int width, height, pitch; BOOL constpal; int ncolors, ctransp; DMColor *pal; size_t size; Uint8 *data; } DMImage; typedef struct { int scaleX, scaleY, nplanes, format; BOOL interleave, paletted; } DMImageSpec; typedef struct { char *fext; char *desc; int (*probe)(const Uint8 *buf, const size_t len); int (*read)(const char *filename, DMImage **pimg); int (*readFILE)(FILE *fp, DMImage **pimg); int (*write)(const char *filename, DMImage *pimg, DMImageSpec *spec); int (*writeFILE)(FILE *fp, DMImage *pimg, DMImageSpec *spec); } DMImageFormat; // Probe scores #define DM_PROBE_SCORE_MAX 1000 #define DM_PROBE_SCORE_GOOD 750 #define DM_PROBE_SCORE_AVG 500 #define DM_PROBE_SCORE_MAYBE 250 #define DM_PROBE_SCORE_FALSE 0 extern DMImageFormat dmImageFormatList[IMGFMT_LAST]; extern int dmGFXErrorMode; DMImage * dmImageAlloc(int width, int height); void dmImageFree(DMImage *img); int dmImageGetBytesPerPixel(int format); int dmImageProbeGeneric(const Uint8 *buf, const size_t len, DMImageFormat **fmt, int *index); BOOL dmCompareColor(const DMColor *c1, const DMColor *c2, BOOL alpha); int dmWriteImageData(DMImage *img, void *cbdata, int (*writeRowCB)(void *, Uint8 *, size_t), const DMImageSpec *spec); int dmWriteIFFMasterRAWPalette(FILE *fp, DMImage *img, int ncolors, const char *indent, const char *type); int dmWriteRAWImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); int dmWriteRAWImage(const char *filename, DMImage *img, DMImageSpec *spec); int dmWritePPMImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); int dmWritePPMImage(const char *filename, DMImage *img, DMImageSpec *spec); #ifdef DM_USE_LIBPNG int dmWritePNGImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); int dmWritePNGImage(const char *filename, DMImage *img, DMImageSpec *spec); #endif int dmWritePCXImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); int dmWritePCXImage(const char *filename, DMImage *img, DMImageSpec *spec); int dmReadPCXImageFILE(FILE *fp, DMImage **pimg); int dmReadPCXImage(const char *filename, DMImage **pimg); #ifdef __cplusplus } #endif #endif // LIBMGFX_H