#ifndef _IMAGE_H_ #define _IMAGE_H_ #include "imconfig.h" #include "imio.h" #include "iolayer.h" #include "log.h" #include "stackmach.h" #ifndef _MSC_VER #include #endif #include #include #include #include #ifdef SUNOS #include #endif #ifndef PI #define PI 3.14159265358979323846 #endif #ifndef MAXINT #define MAXINT 2147483647 #endif #include "imdatatypes.h" undef_int i_has_format(char *frmt); /* constructors and destructors */ i_color *ICL_new_internal( unsigned char r,unsigned char g,unsigned char b,unsigned char a); i_color *ICL_set_internal(i_color *cl,unsigned char r,unsigned char g,unsigned char b,unsigned char a); void ICL_info (const i_color *cl); void ICL_DESTROY (i_color *cl); void ICL_add (i_color *dst, i_color *src, int ch); extern i_fcolor *i_fcolor_new(double r, double g, double b, double a); extern void i_fcolor_destroy(i_fcolor *cl); extern void i_rgb_to_hsvf(i_fcolor *color); extern void i_hsv_to_rgbf(i_fcolor *color); extern void i_rgb_to_hsv(i_color *color); extern void i_hsv_to_rgb(i_color *color); i_img *IIM_new(int x,int y,int ch); #define i_img_8_new IIM_new void IIM_DESTROY(i_img *im); i_img *i_img_new( void ); i_img *i_img_empty(i_img *im,int x,int y); i_img *i_img_empty_ch(i_img *im,int x,int y,int ch); void i_img_exorcise(i_img *im); void i_img_destroy(i_img *im); i_img *i_img_alloc(void); void i_img_init(i_img *im); void i_img_info(i_img *im,int *info); extern i_img *i_sametype(i_img *im, int xsize, int ysize); extern i_img *i_sametype_chans(i_img *im, int xsize, int ysize, int channels); i_img *i_img_pal_new(int x, int y, int ch, int maxpal); /* Image feature settings */ void i_img_setmask (i_img *im,int ch_mask); int i_img_getmask (i_img *im); int i_img_getchannels(i_img *im); i_img_dim i_img_get_width(i_img *im); i_img_dim i_img_get_height(i_img *im); /* Base functions */ extern int i_ppix(i_img *im,int x,int y, const i_color *val); extern int i_gpix(i_img *im,int x,int y,i_color *val); extern int i_ppixf(i_img *im,int x,int y, const i_fcolor *val); extern int i_gpixf(i_img *im,int x,int y,i_fcolor *val); #define i_ppix(im, x, y, val) (((im)->i_f_ppix)((im), (x), (y), (val))) #define i_gpix(im, x, y, val) (((im)->i_f_gpix)((im), (x), (y), (val))) #define i_ppixf(im, x, y, val) (((im)->i_f_ppixf)((im), (x), (y), (val))) #define i_gpixf(im, x, y, val) (((im)->i_f_gpixf)((im), (x), (y), (val))) extern int i_plin(i_img *im, int l, int r, int y, const i_color *vals); extern int i_glin(i_img *im, int l, int r, int y, i_color *vals); extern int i_plinf(i_img *im, int l, int r, int y, const i_fcolor *vals); extern int i_glinf(i_img *im, int l, int r, int y, i_fcolor *vals); extern int i_gsamp(i_img *im, int l, int r, int y, i_sample_t *samp, const int *chans, int chan_count); extern int i_gsampf(i_img *im, int l, int r, int y, i_fsample_t *samp, const int *chans, int chan_count); extern int i_gpal(i_img *im, int x, int r, int y, i_palidx *vals); extern int i_ppal(i_img *im, int x, int r, int y, const i_palidx *vals); extern int i_addcolors(i_img *im, const i_color *colors, int count); extern int i_getcolors(i_img *im, int i, i_color *, int count); extern int i_colorcount(i_img *im); extern int i_maxcolors(i_img *im); extern int i_findcolor(i_img *im, const i_color *color, i_palidx *entry); extern int i_setcolors(i_img *im, int index, const i_color *colors, int count); #define i_plin(im, l, r, y, val) (((im)->i_f_plin)(im, l, r, y, val)) #define i_glin(im, l, r, y, val) (((im)->i_f_glin)(im, l, r, y, val)) #define i_plinf(im, l, r, y, val) (((im)->i_f_plinf)(im, l, r, y, val)) #define i_glinf(im, l, r, y, val) (((im)->i_f_glinf)(im, l, r, y, val)) #define i_gsamp(im, l, r, y, samps, chans, count) \ (((im)->i_f_gsamp)((im), (l), (r), (y), (samps), (chans), (count))) #define i_gsampf(im, l, r, y, samps, chans, count) \ (((im)->i_f_gsampf)((im), (l), (r), (y), (samps), (chans), (count))) #define i_gsamp_bits(im, l, r, y, samps, chans, count, bits) \ (((im)->i_f_gsamp_bits) ? ((im)->i_f_gsamp_bits)((im), (l), (r), (y), (samps), (chans), (count), (bits)) : -1) #define i_psamp_bits(im, l, r, y, samps, chans, count, bits) \ (((im)->i_f_psamp_bits) ? ((im)->i_f_psamp_bits)((im), (l), (r), (y), (samps), (chans), (count), (bits)) : -1) #define i_findcolor(im, color, entry) \ (((im)->i_f_findcolor) ? ((im)->i_f_findcolor)((im), (color), (entry)) : 0) #define i_gpal(im, l, r, y, vals) \ (((im)->i_f_gpal) ? ((im)->i_f_gpal)((im), (l), (r), (y), (vals)) : 0) #define i_ppal(im, l, r, y, vals) \ (((im)->i_f_ppal) ? ((im)->i_f_ppal)((im), (l), (r), (y), (vals)) : 0) #define i_addcolors(im, colors, count) \ (((im)->i_f_addcolors) ? ((im)->i_f_addcolors)((im), (colors), (count)) : -1) #define i_getcolors(im, index, color, count) \ (((im)->i_f_getcolors) ? \ ((im)->i_f_getcolors)((im), (index), (color), (count)) : 0) #define i_setcolors(im, index, color, count) \ (((im)->i_f_setcolors) ? \ ((im)->i_f_setcolors)((im), (index), (color), (count)) : 0) #define i_colorcount(im) \ (((im)->i_f_colorcount) ? ((im)->i_f_colorcount)(im) : -1) #define i_maxcolors(im) \ (((im)->i_f_maxcolors) ? ((im)->i_f_maxcolors)(im) : -1) #define i_findcolor(im, color, entry) \ (((im)->i_f_findcolor) ? ((im)->i_f_findcolor)((im), (color), (entry)) : 0) #define i_img_virtual(im) ((im)->virtual) #define i_img_type(im) ((im)->type) #define i_img_bits(im) ((im)->bits) extern i_fill_t *i_new_fill_solidf(const i_fcolor *c, int combine); extern i_fill_t *i_new_fill_solid(const i_color *c, int combine); extern i_fill_t * i_new_fill_hatch(const i_color *fg, const i_color *bg, int combine, int hatch, const unsigned char *cust_hatch, int dx, int dy); extern i_fill_t * i_new_fill_hatchf(const i_fcolor *fg, const i_fcolor *bg, int combine, int hatch, const unsigned char *cust_hatch, int dx, int dy); extern i_fill_t * i_new_fill_image(i_img *im, const double *matrix, int xoff, int yoff, int combine); extern i_fill_t *i_new_fill_opacity(i_fill_t *, double alpha_mult); extern void i_fill_destroy(i_fill_t *fill); float i_gpix_pch(i_img *im,int x,int y,int ch); /* functions for drawing primitives */ void i_box (i_img *im,int x1,int y1,int x2,int y2,const i_color *val); void i_box_filled (i_img *im,int x1,int y1,int x2,int y2,const i_color *val); void i_box_cfill(i_img *im, int x1, int y1, int x2, int y2, i_fill_t *fill); void i_line (i_img *im,int x1,int y1,int x2,int y2,const i_color *val, int endp); void i_line_aa (i_img *im,int x1,int y1,int x2,int y2,const i_color *val, int endp); void i_arc (i_img *im,int x,int y,float rad,float d1,float d2,const i_color *val); void i_arc_aa (i_img *im, double x, double y, double rad, double d1, double d2, const i_color *val); void i_arc_cfill(i_img *im,int x,int y,float rad,float d1,float d2,i_fill_t *fill); void i_arc_aa_cfill(i_img *im,double x,double y,double rad,double d1,double d2,i_fill_t *fill); void i_circle_aa (i_img *im,float x, float y,float rad,const i_color *val); void i_copyto (i_img *im,i_img *src,int x1,int y1,int x2,int y2,int tx,int ty); void i_copyto_trans(i_img *im,i_img *src,int x1,int y1,int x2,int y2,int tx,int ty,const i_color *trans); i_img* i_copy (i_img *src); int i_rubthru (i_img *im, i_img *src, int tx, int ty, int src_minx, int src_miny, int src_maxx, int src_maxy); extern int i_compose_mask(i_img *out, i_img *src, i_img *mask, int out_left, int out_top, int src_left, int src_top, int mask_left, int mask_top, int width, int height, int combine, double opacity); extern int i_compose(i_img *out, i_img *src, int out_left, int out_top, int src_left, int src_top, int width, int height, int combine, double opacity); undef_int i_flipxy (i_img *im, int direction); extern i_img *i_rotate90(i_img *im, int degrees); extern i_img *i_rotate_exact(i_img *im, double amount); extern i_img *i_rotate_exact_bg(i_img *im, double amount, const i_color *backp, const i_fcolor *fbackp); extern i_img *i_matrix_transform(i_img *im, int xsize, int ysize, const double *matrix); extern i_img *i_matrix_transform_bg(i_img *im, int xsize, int ysize, const double *matrix, const i_color *backp, const i_fcolor *fbackp); void i_bezier_multi(i_img *im,int l,const double *x,const double *y,const i_color *val); void i_poly_aa (i_img *im,int l,const double *x,const double *y,const i_color *val); void i_poly_aa_cfill(i_img *im,int l,const double *x,const double *y,i_fill_t *fill); undef_int i_flood_fill (i_img *im,int seedx,int seedy, const i_color *dcol); undef_int i_flood_cfill(i_img *im, int seedx, int seedy, i_fill_t *fill); undef_int i_flood_fill_border (i_img *im,int seedx,int seedy, const i_color *dcol, const i_color *border); undef_int i_flood_cfill_border(i_img *im, int seedx, int seedy, i_fill_t *fill, const i_color *border); /* image processing functions */ int i_gaussian (i_img *im, double stdev); int i_conv (i_img *im,const double *coeff,int len); void i_unsharp_mask(i_img *im, double stddev, double scale); /* colour manipulation */ extern i_img *i_convert(i_img *src, const float *coeff, int outchan, int inchan); extern void i_map(i_img *im, unsigned char (*maps)[256], unsigned int mask); float i_img_diff (i_img *im1,i_img *im2); double i_img_diffd(i_img *im1,i_img *im2); /* font routines */ undef_int i_init_fonts( int t1log ); #ifdef HAVE_LIBT1 undef_int i_init_t1( int t1log ); int i_t1_new( char *pfb, char *afm ); int i_t1_destroy( int font_id ); undef_int i_t1_cp( i_img *im, int xb, int yb, int channel, int fontnum, float points, char* str, int len, int align, int utf8, char const *flags ); undef_int i_t1_text( i_img *im, int xb, int yb, const i_color *cl, int fontnum, float points, const char* str, int len, int align, int utf8, char const *flags ); int i_t1_bbox( int fontnum, float point, const char *str, int len, int cords[6], int utf8, char const *flags ); void i_t1_set_aa( int st ); void close_t1( void ); int i_t1_has_chars(int font_num, char const *text, int len, int utf8, char *out); extern int i_t1_face_name(int font_num, char *name_buf, size_t name_buf_size); extern int i_t1_glyph_name(int font_num, unsigned long ch, char *name_buf, size_t name_buf_size); #endif #ifdef HAVE_LIBTT undef_int i_init_tt( void ); TT_Fonthandle* i_tt_new(const char *fontname); void i_tt_destroy( TT_Fonthandle *handle ); undef_int i_tt_cp( TT_Fonthandle *handle,i_img *im,int xb,int yb,int channel,float points,char const* txt,int len,int smooth, int utf8, int align); undef_int i_tt_text( TT_Fonthandle *handle, i_img *im, int xb, int yb, const i_color *cl, float points, char const* txt, int len, int smooth, int utf8, int align); undef_int i_tt_bbox( TT_Fonthandle *handle, float points,const char *txt,int len,int cords[6], int utf8); int i_tt_has_chars(TT_Fonthandle *handle, char const *text, int len, int utf8, char *out); void i_tt_dump_names(TT_Fonthandle *handle); int i_tt_face_name(TT_Fonthandle *handle, char *name_buf, size_t name_buf_size); int i_tt_glyph_name(TT_Fonthandle *handle, unsigned long ch, char *name_buf, size_t name_buf_size); #endif /* End of freetype headers */ #ifdef HAVE_FT2 extern int i_ft2_init(void); extern FT2_Fonthandle * i_ft2_new(const char *name, int index); extern void i_ft2_destroy(FT2_Fonthandle *handle); extern int i_ft2_setdpi(FT2_Fonthandle *handle, int xdpi, int ydpi); extern int i_ft2_getdpi(FT2_Fonthandle *handle, int *xdpi, int *ydpi); extern int i_ft2_settransform(FT2_Fonthandle *handle, const double *matrix); extern int i_ft2_sethinting(FT2_Fonthandle *handle, int hinting); extern int i_ft2_bbox(FT2_Fonthandle *handle, double cheight, double cwidth, char const *text, int len, int *bbox, int utf8); extern int i_ft2_bbox_r(FT2_Fonthandle *handle, double cheight, double cwidth, char const *text, int len, int vlayout, int utf8, int *bbox); extern int i_ft2_text(FT2_Fonthandle *handle, i_img *im, int tx, int ty, const i_color *cl, double cheight, double cwidth, char const *text, int len, int align, int aa, int vlayout, int utf8); extern int i_ft2_cp(FT2_Fonthandle *handle, i_img *im, int tx, int ty, int channel, double cheight, double cwidth, char const *text, int len, int align, int aa, int vlayout, int utf8); extern int i_ft2_has_chars(FT2_Fonthandle *handle, char const *text, int len, int utf8, char *work); extern int i_ft2_face_name(FT2_Fonthandle *handle, char *name_buf, size_t name_buf_size); extern int i_ft2_can_face_name(void); extern int i_ft2_glyph_name(FT2_Fonthandle *handle, unsigned long ch, char *name_buf, size_t name_buf_size, int reliable_only); extern int i_ft2_can_do_glyph_names(void); extern int i_ft2_face_has_glyph_names(FT2_Fonthandle *handle); extern int i_ft2_get_multiple_masters(FT2_Fonthandle *handle, i_font_mm *mm); extern int i_ft2_is_multiple_master(FT2_Fonthandle *handle); extern int i_ft2_set_mm_coords(FT2_Fonthandle *handle, int coord_count, const long *coords); #endif #ifdef WIN32 extern int i_wf_bbox(const char *face, int size, const char *text, int length, int *bbox, int utf8); extern int i_wf_text(const char *face, i_img *im, int tx, int ty, const i_color *cl, int size, const char *text, int len, int align, int aa, int utf8); extern int i_wf_cp(const char *face, i_img *im, int tx, int ty, int channel, int size, const char *text, int len, int align, int aa, int utf8); extern int i_wf_addfont(char const *file); extern int i_wf_delfont(char const *file); #endif /* functions for reading and writing formats */ /* general reader callback userdata - data the user passed into the reader buffer - the buffer to fill with data need - the amount of data needed want - the amount of space we have to store data fill buffer and return the number of bytes read, 0 for eof, -1 for error */ typedef int (*i_read_callback_t)(char *userdata, char *buffer, int need, int want); /* i_gen_reader() translates the low-level requests from whatever library into buffered requests. but the called function can always bypass buffering by only ever reading I bytes. */ #define CBBUFSIZ 4096 typedef struct { i_read_callback_t cb; char *userdata; char buffer[CBBUFSIZ]; int length; int cpos; } i_gen_read_data; extern int i_gen_reader(i_gen_read_data *info, char *buffer, int need); extern i_gen_read_data *i_gen_read_data_new(i_read_callback_t cb, char *userdata); extern void i_free_gen_read_data(i_gen_read_data *); /* general writer callback userdata - the data the user passed into the writer data - the data to write data_size - the number of bytes to write write the data, return non-zero on success, zero on failure. */ typedef int (*i_write_callback_t)(char *userdata, char const *data, int size); typedef struct { i_write_callback_t cb; char *userdata; char buffer[CBBUFSIZ]; int maxlength; int filledto; } i_gen_write_data; extern int i_gen_writer(i_gen_write_data *info, char const *data, int size); extern i_gen_write_data *i_gen_write_data_new(i_write_callback_t cb, char *userdata, int maxlength); extern int i_free_gen_write_data(i_gen_write_data *, int flush); extern void i_quant_makemap(i_quantize *quant, i_img **imgs, int count); extern i_palidx *i_quant_translate(i_quantize *quant, i_img *img); extern void i_quant_transparent(i_quantize *quant, i_palidx *indices, i_img *img, i_palidx trans_index); extern i_img *i_img_pal_new(int x, int y, int channels, int maxpal); extern i_img *i_img_to_pal(i_img *src, i_quantize *quant); extern i_img *i_img_to_rgb(i_img *src); extern i_img *i_img_masked_new(i_img *targ, i_img *mask, int x, int y, int w, int h); extern i_img *i_img_16_new(int x, int y, int ch); extern i_img *i_img_to_rgb16(i_img *im); extern i_img *i_img_double_new(int x, int y, int ch); extern int i_img_is_monochrome(i_img *im, int *zero_is_white); extern void i_get_file_background(i_img *im, i_color *bg); extern void i_get_file_backgroundf(i_img *im, i_fcolor *bg); const char * i_test_format_probe(io_glue *data, int length); #ifdef HAVE_LIBJPEG i_img * i_readjpeg_wiol(io_glue *ig, int length, char** iptc_itext, int *itlength); undef_int i_writejpeg_wiol(i_img *im, io_glue *ig, int qfactor); #endif /* HAVE_LIBJPEG */ #ifdef HAVE_LIBTIFF i_img * i_readtiff_wiol(io_glue *ig, int allow_incomplete, int page); i_img ** i_readtiff_multi_wiol(io_glue *ig, int length, int *count); undef_int i_writetiff_wiol(i_img *im, io_glue *ig); undef_int i_writetiff_multi_wiol(io_glue *ig, i_img **imgs, int count); undef_int i_writetiff_wiol_faxable(i_img *im, io_glue *ig, int fine); undef_int i_writetiff_multi_wiol_faxable(io_glue *ig, i_img **imgs, int count, int fine); char const * i_tiff_libversion(void); int i_tiff_has_compression(char const *name); #endif /* HAVE_LIBTIFF */ #ifdef HAVE_LIBPNG i_img *i_readpng_wiol(io_glue *ig, int length); undef_int i_writepng_wiol(i_img *im, io_glue *ig); #endif /* HAVE_LIBPNG */ #ifdef HAVE_LIBGIF i_img *i_readgif(int fd, int **colour_table, int *colours); i_img *i_readgif_wiol(io_glue *ig, int **colour_table, int *colours); i_img *i_readgif_scalar(char *data, int length, int **colour_table, int *colours); i_img *i_readgif_callback(i_read_callback_t callback, char *userdata, int **colour_table, int *colours); i_img *i_readgif_single_wiol(io_glue *ig, int page); extern i_img **i_readgif_multi(int fd, int *count); extern i_img **i_readgif_multi_scalar(char *data, int length, int *count); extern i_img **i_readgif_multi_callback(i_read_callback_t callback, char *userdata, int *count); extern i_img **i_readgif_multi_wiol(io_glue *ig, int *count); undef_int i_writegif(i_img *im,int fd,int colors,int pixdev,int fixedlen,i_color fixed[]); undef_int i_writegifmc(i_img *im,int fd,int colors); undef_int i_writegifex(i_img *im,int fd); undef_int i_writegif_gen(i_quantize *quant, int fd, i_img **imgs, int count); undef_int i_writegif_callback(i_quantize *quant, i_write_callback_t cb, char *userdata, int maxbuffer, i_img **imgs, int count); undef_int i_writegif_wiol(io_glue *ig, i_quantize *quant, i_img **imgs, int count); void i_qdist(i_img *im); #endif /* HAVE_LIBGIF */ i_img * i_readraw_wiol(io_glue *ig, int x, int y, int datachannels, int storechannels, int intrl); undef_int i_writeraw_wiol(i_img* im, io_glue *ig); i_img * i_readpnm_wiol(io_glue *ig, int allow_incomplete); undef_int i_writeppm_wiol(i_img *im, io_glue *ig); extern int i_writebmp_wiol(i_img *im, io_glue *ig); extern i_img *i_readbmp_wiol(io_glue *ig, int allow_incomplete); int tga_header_verify(unsigned char headbuf[18]); i_img * i_readtga_wiol(io_glue *ig, int length); undef_int i_writetga_wiol(i_img *img, io_glue *ig, int wierdpack, int compress, char *idstring, size_t idlen); i_img * i_readrgb_wiol(io_glue *ig, int length); undef_int i_writergb_wiol(i_img *img, io_glue *ig, int wierdpack, int compress, char *idstring, size_t idlen); i_img * i_scaleaxis(i_img *im, float Value, int Axis); i_img * i_scale_nn(i_img *im, float scx, float scy); i_img * i_scale_mixing(i_img *src, int width, int height); i_img * i_haar(i_img *im); int i_count_colors(i_img *im,int maxc); int i_get_anonymous_color_histo(i_img *im, unsigned int **col_usage, int maxc); i_img * i_transform(i_img *im, int *opx,int opxl,int *opy,int opyl,double parm[],int parmlen); struct rm_op; i_img * i_transform2(int width, int height, int channels, struct rm_op *ops, int ops_count, double *n_regs, int n_regs_count, i_color *c_regs, int c_regs_count, i_img **in_imgs, int in_imgs_count); /* filters */ void i_contrast(i_img *im, float intensity); void i_hardinvert(i_img *im); void i_noise(i_img *im, float amount, unsigned char type); void i_bumpmap(i_img *im,i_img *bump,int channel,int light_x,int light_y,int strength); void i_bumpmap_complex(i_img *im, i_img *bump, int channel, int tx, int ty, float Lx, float Ly, float Lz, float cd, float cs, float n, i_color *Ia, i_color *Il, i_color *Is); void i_postlevels(i_img *im,int levels); void i_mosaic(i_img *im,int size); void i_watermark(i_img *im,i_img *wmark,int tx,int ty,int pixdiff); void i_autolevels(i_img *im,float lsat,float usat,float skew); void i_radnoise(i_img *im,int xo,int yo,float rscale,float ascale); void i_turbnoise(i_img *im,float xo,float yo,float scale); void i_gradgen(i_img *im, int num, int *xo, int *yo, i_color *ival, int dmeasure); int i_nearest_color(i_img *im, int num, int *xo, int *yo, i_color *ival, int dmeasure); i_img *i_diff_image(i_img *im, i_img *im2, double mindist); int i_fountain(i_img *im, double xa, double ya, double xb, double yb, i_fountain_type type, i_fountain_repeat repeat, int combine, int super_sample, double ssample_param, int count, i_fountain_seg *segs); extern i_fill_t * i_new_fill_fount(double xa, double ya, double xb, double yb, i_fountain_type type, i_fountain_repeat repeat, int combine, int super_sample, double ssample_param, int count, i_fountain_seg *segs); /* Debug only functions */ void malloc_state( void ); /* this is sort of obsolete now */ typedef struct { undef_int (*i_has_format)(char *frmt); i_color*(*ICL_set)(i_color *cl,unsigned char r,unsigned char g,unsigned char b,unsigned char a); void (*ICL_info)(const i_color *cl); i_img*(*i_img_new)( void ); i_img*(*i_img_empty)(i_img *im,int x,int y); i_img*(*i_img_empty_ch)(i_img *im,int x,int y,int ch); void(*i_img_exorcise)(i_img *im); void(*i_img_info)(i_img *im,int *info); void(*i_img_setmask)(i_img *im,int ch_mask); int (*i_img_getmask)(i_img *im); /* int (*i_ppix)(i_img *im,int x,int y,i_color *val); int (*i_gpix)(i_img *im,int x,int y,i_color *val); */ void(*i_box)(i_img *im,int x1,int y1,int x2,int y2,const i_color *val); void(*i_line)(i_img *im,int x1,int y1,int x2,int y2,const i_color *val,int endp); void(*i_arc)(i_img *im,int x,int y,float rad,float d1,float d2,const i_color *val); void(*i_copyto)(i_img *im,i_img *src,int x1,int y1,int x2,int y2,int tx,int ty); void(*i_copyto_trans)(i_img *im,i_img *src,int x1,int y1,int x2,int y2,int tx,int ty,const i_color *trans); int(*i_rubthru)(i_img *im,i_img *src,int tx,int ty, int src_minx, int src_miny, int src_maxx, int src_maxy); } symbol_table_t; #include "imerror.h" /* image tag processing */ extern void i_tags_new(i_img_tags *tags); extern int i_tags_addn(i_img_tags *tags, char const *name, int code, int idata); extern int i_tags_add(i_img_tags *tags, char const *name, int code, char const *data, int size, int idata); extern int i_tags_set(i_img_tags *tags, char const *name, char const *data, int size); extern int i_tags_setn(i_img_tags *tags, char const *name, int idata); extern void i_tags_destroy(i_img_tags *tags); extern int i_tags_find(i_img_tags *tags, char const *name, int start, int *entry); extern int i_tags_findn(i_img_tags *tags, int code, int start, int *entry); extern int i_tags_delete(i_img_tags *tags, int entry); extern int i_tags_delbyname(i_img_tags *tags, char const *name); extern int i_tags_delbycode(i_img_tags *tags, int code); extern int i_tags_get_float(i_img_tags *tags, char const *name, int code, double *value); extern int i_tags_set_float(i_img_tags *tags, char const *name, int code, double value); extern int i_tags_set_float2(i_img_tags *tags, char const *name, int code, double value, int places); extern int i_tags_get_int(i_img_tags *tags, char const *name, int code, int *value); extern int i_tags_get_string(i_img_tags *tags, char const *name, int code, char *value, size_t value_size); extern int i_tags_get_color(i_img_tags *tags, char const *name, int code, i_color *value); extern int i_tags_set_color(i_img_tags *tags, char const *name, int code, i_color const *value); extern void i_tags_print(i_img_tags *tags); /* image file limits */ extern int i_set_image_file_limits(int width, int height, int bytes); extern int i_get_image_file_limits(int *width, int *height, int *bytes); extern int i_int_check_image_file_limits(int width, int height, int channels, int sample_size); /* memory allocation */ void* mymalloc(int size); void myfree(void *p); void* myrealloc(void *p, size_t newsize); void* mymalloc_file_line (size_t size, char* file, int line); void myfree_file_line (void *p, char*file, int line); void* myrealloc_file_line(void *p, size_t newsize, char* file,int line); #ifdef IMAGER_DEBUG_MALLOC #define mymalloc(x) (mymalloc_file_line((x), __FILE__, __LINE__)) #define myrealloc(x,y) (myrealloc_file_line((x),(y), __FILE__, __LINE__)) #define myfree(x) (myfree_file_line((x), __FILE__, __LINE__)) void malloc_state (void); void* mymalloc_comm (int size, char *comm); void bndcheck_all (void); #else #define malloc_comm(a,b) (mymalloc(a)) void malloc_state(void); #endif /* IMAGER_MALLOC_DEBUG */ #include "imrender.h" #include "immacros.h" extern void i_adapt_colors(int dest_channels, int src_channels, i_color *colors, size_t count); extern void i_adapt_fcolors(int dest_channels, int src_channels, i_fcolor *colors, size_t count); extern void i_adapt_colors_bg(int dest_channels, int src_channels, i_color *colors, size_t count, i_color const *bg); extern void i_adapt_fcolors_bg(int dest_channels, int src_channels, i_fcolor *colors, size_t count, i_fcolor const *bg); extern int i_gsamp_bg(i_img *im, int l, int r, int y, i_sample_t *samples, int out_channels, i_color const *bg); extern int i_gsampf_bg(i_img *im, int l, int r, int y, i_fsample_t *samples, int out_channels, i_fcolor const *bg); #endif