diff options
Diffstat (limited to 'Master/tlpkg/tlperl0/lib/Imager/include/imager.h')
-rwxr-xr-x | Master/tlpkg/tlperl0/lib/Imager/include/imager.h | 612 |
1 files changed, 612 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl0/lib/Imager/include/imager.h b/Master/tlpkg/tlperl0/lib/Imager/include/imager.h new file mode 100755 index 00000000000..e44311cc2c5 --- /dev/null +++ b/Master/tlpkg/tlperl0/lib/Imager/include/imager.h @@ -0,0 +1,612 @@ +#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 <unistd.h> +#endif +#include <string.h> +#include <stdio.h> +#include <math.h> +#include <stdlib.h> + +#ifdef SUNOS +#include <strings.h> +#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<need> 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 |