#define _IMAGE_H_
#include "imconfig.h"
+#include "immacros.h"
#include "imio.h"
#include "iolayer.h"
-#include "log.h"
#include "stackmach.h"
-
#ifndef _MSC_VER
#include <unistd.h>
#endif
#define PI 3.14159265358979323846
#endif
-#ifndef MAXINT
-#define MAXINT 2147483647
-#endif
-
#include "imdatatypes.h"
undef_int i_has_format(char *frmt);
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);
+i_img *im_img_8_new(pIMCTX, i_img_dim x,i_img_dim y,int ch);
+#define i_img_empty(im, x, y) i_img_empty_ch((im), (x), (y), 3)
+i_img *im_img_empty_ch(pIMCTX, i_img *im,i_img_dim x,i_img_dim y,int ch);
+#define i_img_empty_ch(im, x, y, ch) im_img_empty_ch(aIMCTX, (im), (x), (y), (ch))
void i_img_exorcise(i_img *im);
void i_img_destroy(i_img *im);
+i_img *im_img_alloc(pIMCTX);
+void im_img_init(pIMCTX, 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);
+void i_img_info(i_img *im,i_img_dim *info);
-i_img *i_img_pal_new(int x, int y, int ch, int maxpal);
+extern i_img *i_sametype(i_img *im, i_img_dim xsize, i_img_dim ysize);
+extern i_img *i_sametype_chans(i_img *im, i_img_dim xsize, i_img_dim ysize, int channels);
/* 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);
+i_color_model_t i_img_color_model(i_img *im);
+int i_img_alpha_channel(i_img *im, int *channel);
+int i_img_color_channels(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,
+extern int (i_ppix)(i_img *im,i_img_dim x,i_img_dim y, const i_color *val);
+extern int (i_gpix)(i_img *im,i_img_dim x,i_img_dim y,i_color *val);
+extern int (i_ppixf)(i_img *im,i_img_dim x,i_img_dim y, const i_fcolor *val);
+extern int (i_gpixf)(i_img *im,i_img_dim x,i_img_dim y,i_fcolor *val);
+
+extern i_img_dim (i_plin)(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y,
+ const i_color *vals);
+extern i_img_dim (i_glin)(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y,
+ i_color *vals);
+extern i_img_dim (i_plinf)(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y,
+ const i_fcolor *vals);
+extern i_img_dim (i_glinf)(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y,
+ i_fcolor *vals);
+extern i_img_dim (i_gsamp)(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y,
+ i_sample_t *samp, const int *chans, int chan_count);
+extern i_img_dim
+(i_gsampf)(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y, i_fsample_t *samp,
+ const int *chans, int chan_count);
+extern i_img_dim
+(i_gpal)(i_img *im, i_img_dim x, i_img_dim r, i_img_dim y, i_palidx *vals);
+extern i_img_dim
+(i_ppal)(i_img *im, i_img_dim x, i_img_dim r, i_img_dim 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_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);
+ const unsigned char *cust_hatch, i_img_dim dx, i_img_dim 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);
+ const unsigned char *cust_hatch, i_img_dim dx, i_img_dim dy);
extern i_fill_t *
-i_new_fill_image(i_img *im, const double *matrix, int xoff, int yoff, int combine);
+i_new_fill_image(i_img *im, const double *matrix, i_img_dim xoff, i_img_dim 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);
+float i_gpix_pch(i_img *im,i_img_dim x,i_img_dim 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_box (i_img *im,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,const i_color *val);
+void i_box_filled (i_img *im,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,const i_color *val);
+int i_box_filledf (i_img *im,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,const i_fcolor *val);
+void i_box_cfill(i_img *im, i_img_dim x1, i_img_dim y1, i_img_dim x2, i_img_dim y2, i_fill_t *fill);
+void i_line (i_img *im,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,const i_color *val, int endp);
+void i_line_aa (i_img *im,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,const i_color *val, int endp);
+void i_arc (i_img *im,i_img_dim x,i_img_dim y,double rad,double d1,double d2,const i_color *val);
+int i_arc_out(i_img *im,i_img_dim x,i_img_dim y,i_img_dim rad,double d1,double d2,const i_color *val);
+int i_arc_out_aa(i_img *im,i_img_dim x,i_img_dim y,i_img_dim rad,double d1,double 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_cfill(i_img *im,i_img_dim x,i_img_dim y,double rad,double d1,double 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);
+void i_circle_aa (i_img *im,double x, double y,double rad,const i_color *val);
+void i_circle_aa_fill(i_img *im,double x, double y,double rad,i_fill_t *fill);
+int i_circle_out (i_img *im,i_img_dim x, i_img_dim y, i_img_dim rad,const i_color *val);
+int i_circle_out_aa (i_img *im,i_img_dim x, i_img_dim y, i_img_dim rad,const i_color *val);
+void i_copyto (i_img *im,i_img *src,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,i_img_dim tx,i_img_dim ty);
+void i_copyto_trans(i_img *im,i_img *src,i_img_dim x1,i_img_dim y1,i_img_dim x2,i_img_dim y2,i_img_dim tx,i_img_dim 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);
-
+int i_rubthru (i_img *im, i_img *src, i_img_dim tx, i_img_dim ty, i_img_dim src_minx, i_img_dim src_miny, i_img_dim src_maxx, i_img_dim src_maxy);
+extern int
+i_compose_mask(i_img *out, i_img *src, i_img *mask,
+ i_img_dim out_left, i_img_dim out_top, i_img_dim src_left, i_img_dim src_top,
+ i_img_dim mask_left, i_img_dim mask_top, i_img_dim width, i_img_dim height,
+ int combine, double opacity);
+extern int
+i_compose(i_img *out, i_img *src,
+ i_img_dim out_left, i_img_dim out_top, i_img_dim src_left, i_img_dim src_top,
+ i_img_dim width, i_img_dim height, int combine, double opacity);
+
+extern i_img *
+i_combine(i_img **src, const int *channels, int in_count);
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);
+extern i_img *i_matrix_transform(i_img *im, i_img_dim xsize, i_img_dim ysize, const double *matrix);
+extern i_img *i_matrix_transform_bg(i_img *im, i_img_dim xsize, i_img_dim 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);
+int i_poly_aa (i_img *im,int l,const double *x,const double *y,const i_color *val);
+int i_poly_aa_cfill(i_img *im,int l,const double *x,const double *y,i_fill_t *fill);
+int i_poly_aa_m (i_img *im,int l,const double *x,const double *y, i_poly_fill_mode_t mode, const i_color *val);
+int i_poly_aa_cfill_m(i_img *im,int l,const double *x,const double *y, i_poly_fill_mode_t mode, i_fill_t *fill);
+extern int
+i_poly_poly_aa(i_img *im, int count, const i_polygon_t *polys,
+ i_poly_fill_mode_t mode, const i_color *val);
+extern int
+i_poly_poly_aa_cfill(i_img *im, int count, const i_polygon_t *polys,
+ i_poly_fill_mode_t mode, 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);
+undef_int i_flood_fill (i_img *im,i_img_dim seedx,i_img_dim seedy, const i_color *dcol);
+undef_int i_flood_cfill(i_img *im, i_img_dim seedx, i_img_dim seedy, i_fill_t *fill);
+undef_int i_flood_fill_border (i_img *im,i_img_dim seedx,i_img_dim seedy, const i_color *dcol, const i_color *border);
+undef_int i_flood_cfill_border(i_img *im, i_img_dim seedx, i_img_dim seedy, i_fill_t *fill, const i_color *border);
/* image processing functions */
int i_gaussian (i_img *im, double stdev);
-void i_conv (i_img *im,const float *coeff,int len);
+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 int i_convert(i_img *im, i_img *src, const float *coeff, int outchan, int inchan);
+extern i_img *i_convert(i_img *src, const double *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);
+int i_img_samef(i_img *im1,i_img *im2, double epsilon, const char *what);
/* 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 );
+extern void i_tt_start(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);
+undef_int i_tt_cp( TT_Fonthandle *handle,i_img *im,i_img_dim xb,i_img_dim yb,int channel,double points,char const* txt,size_t len,int smooth, int utf8, int align);
+undef_int i_tt_text( TT_Fonthandle *handle, i_img *im, i_img_dim xb, i_img_dim yb, const i_color *cl, double points, char const* txt, size_t len, int smooth, int utf8, int align);
+undef_int i_tt_bbox( TT_Fonthandle *handle, double points,const char *txt,size_t len,i_img_dim cords[6], int utf8);
+size_t i_tt_has_chars(TT_Fonthandle *handle, char const *text, size_t 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 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 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);
-
-#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_pal_new_low(i_img *im, int x, int y, int channels, int maxpal);
+i_img *im_img_pal_new(pIMCTX, i_img_dim x, i_img_dim y, int ch, 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_16_new_low(i_img *im, int x, int y, int ch);
+extern i_img *i_img_masked_new(i_img *targ, i_img *mask, i_img_dim x, i_img_dim y,
+ i_img_dim w, i_img_dim h);
+extern i_img *im_img_16_new(pIMCTX, i_img_dim x, i_img_dim 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 i_img *i_img_double_new_low(i_img *im, int x, int y, int ch);
+extern i_img *im_img_double_new(pIMCTX, i_img_dim x, i_img_dim y, int ch);
+extern i_img *i_img_to_drgb(i_img *im);
extern int i_img_is_monochrome(i_img *im, int *zero_is_white);
+extern int i_get_file_background(i_img *im, i_color *bg);
+extern int 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);
-
-#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);
+i_img * i_readraw_wiol(io_glue *ig, i_img_dim x, i_img_dim 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);
+i_img ** i_readpnm_multi_wiol(io_glue *ig, int *count, 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);
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_scaleaxis(i_img *im, double Value, int Axis);
+i_img * i_scale_nn(i_img *im, double scx, double scy);
+i_img * i_scale_mixing(i_img *src, i_img_dim width, i_img_dim 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);
+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,
+i_img * i_transform2(i_img_dim width, i_img_dim 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,
void i_contrast(i_img *im, float intensity);
void i_hardinvert(i_img *im);
+void i_hardinvertall(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_bumpmap(i_img *im,i_img *bump,int channel,i_img_dim light_x,i_img_dim light_y,i_img_dim strength);
+void i_bumpmap_complex(i_img *im, i_img *bump, int channel, i_img_dim tx, i_img_dim ty, double Lx, double Ly,
+ double 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_mosaic(i_img *im,i_img_dim size);
+void i_watermark(i_img *im,i_img *wmark,i_img_dim tx,i_img_dim 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, int mindist);
+void i_autolevels_mono(i_img *im,float lsat,float usat);
+void i_radnoise(i_img *im,i_img_dim xo,i_img_dim yo,double rscale,double ascale);
+void i_turbnoise(i_img *im,double xo,double yo,double scale);
+void i_gradgen(i_img *im, int num, i_img_dim *xo, i_img_dim *yo, i_color *ival, int dmeasure);
+int i_nearest_color(i_img *im, int num, i_img_dim *xo, i_img_dim *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,
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 */
/* image file limits */
extern int
-i_set_image_file_limits(int width, int height, int bytes);
+im_set_image_file_limits(im_context_t ctx, i_img_dim width, i_img_dim height, size_t bytes);
extern int
-i_get_image_file_limits(int *width, int *height, int *bytes);
+im_get_image_file_limits(im_context_t ctx, i_img_dim *width, i_img_dim *height, size_t *bytes);
extern int
-i_int_check_image_file_limits(int width, int height, int channels, int sample_size);
+im_int_check_image_file_limits(im_context_t ctx, i_img_dim width, i_img_dim height, int channels, size_t sample_size);
/* memory allocation */
-void* mymalloc(int size);
+void* mymalloc(size_t size);
void myfree(void *p);
void* myrealloc(void *p, size_t newsize);
void* mymalloc_file_line (size_t size, char* file, int 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"
+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, i_img_dim l, i_img_dim r, i_img_dim y, i_sample_t *samples,
+ int out_channels, i_color const *bg);
+
+extern int
+i_gsampf_bg(i_img *im, i_img_dim l, i_img_dim r, i_img_dim y, i_fsample_t *samples,
+ int out_channels, i_fcolor const *bg);
+
+/* context object management */
+extern im_context_t im_context_new(void);
+extern void im_context_refinc(im_context_t ctx, const char *where);
+extern void im_context_refdec(im_context_t ctx, const char *where);
+extern im_context_t im_context_clone(im_context_t ctx, const char *where);
+extern im_slot_t im_context_slot_new(im_slot_destroy_t);
+extern void *im_context_slot_get(im_context_t ctx, im_slot_t slot);
+extern int im_context_slot_set(im_context_t ctx, im_slot_t slot, void *);
+
+extern im_context_t (*im_get_context)(void);
+
+/* mutex API */
+extern i_mutex_t i_mutex_new(void);
+extern void i_mutex_destroy(i_mutex_t m);
+extern void i_mutex_lock(i_mutex_t m);
+extern void i_mutex_unlock(i_mutex_t m);
+
+#include "imio.h"
+
#endif
projects / imager.git / blobdiff