199 lines
7.3 KiB
C
199 lines
7.3 KiB
C
#pragma once
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#ifndef _IMG_H_
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#define _IMG_H_
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#include "tcm.h"
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#include "machine.h"
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#include "pixel.h"
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#include "tnzmovie.h"
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#undef TNZAPI
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#ifdef TNZ_IS_IMAGELIB
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#define TNZAPI TNZ_EXPORT_API
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#else
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#define TNZAPI TNZ_IMPORT_API
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#endif
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#define IMG_ICON_WIDTH 100
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#define IMG_ICON_HEIGHT 90
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typedef void *(*MALLOC_TYPE)(int size);
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typedef void *(*REALLOC_TYPE)(void *ptr, int size);
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typedef void (*FREE_TYPE)(void *ptr);
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/* Tipi di IMAGE */
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enum img_type {
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IMG_NONE,
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CMAPPED, /* fa riferimento a una color-map */
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CMAPPED24, /* 3 x 8 bit (ink, paint, ramp) + 8 bit extra (nel MSB) */
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RGB, /* ogni pixel e' una terna red-green-blue - 8bit per canale */
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RGB64, /* ogni pixel e' una terna red-green-blue - 16bit per canale */
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GR8, /* a toni di grigio */
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CMAP /* color map */
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};
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/* pixel-map */
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struct s_pixmap {
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USHORT *buffer;
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UCHAR *extra; /* patches etc. */
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UCHAR extra_mask; /* bits extra usati in buffer (CMAPPED24) o in extra */
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int xsize, ysize;
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int xSBsize, ySBsize, xD, yD; /* savebox */
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double x_dpi, y_dpi;
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double h_pos; /* in pixel */
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};
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/* color-map */
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struct s_cmap {
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char *name; /* riferimento a CMAP esterna */
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LPIXEL *buffer; /* buffer della colormap (premoltiplicata) */
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LPIXEL *penbuffer; /* buffer della componente di pencil per > 16 bits */
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LPIXEL *colbuffer; /* buffer della componente di color per > 16 bits */
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LPIXEL *pencil; /* i colori non premoltiplicati */
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LPIXEL *color; /* tanti quanto dicono info.n_pencils e n_colors */
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TCM_INFO info; /* vedi tcm.h */
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void *names; /* nomi dei colori, gestiti da colorsdb */
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/* seguono i campi che andrebbero eliminati perche' doppioni */
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int offset; /* == info.offset_mask */
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int pencil_n, color_n; /* == info.n_pencils e n_colors */
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};
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/* Enum per l'identificazione dell' algoritmo di riduzione dei colori */
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typedef enum { CM_NONEB = -1, CM_STANDARD, CM_CUSTOM } IMG_CM_ALGORITHM;
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/* Struttura per le modalita' di scrittura dei formati di file supportati */
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typedef struct {
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char rgb_is_compressed;
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char rgb_write_matte;
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char rgb_64_bits;
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char rgb_colorstyle; /* full color or greyscale */
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char tga_bytes_per_pixel;
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char tga_is_colormap;
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char tga_is_compressed;
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/*
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* Microsoft Windows Bitmap (BMP and DIB)
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*
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* | compression | colorstyle | numcolors |
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* ---------------------------------------------------------------
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* BLack & White | 0 | 0 | 2 |
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* ----------------------------------------------------------------
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* 16 Grey Tones | 0 | GR8 | 16 |
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* ---------------------------------------------------------------
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* 16 Grey Tones Comp. | 1 | GR8 | 16 |
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* ---------------------------------------------------------------
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* 256 Grey Tones | 0 | GR8 | 256 |
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* ---------------------------------------------------------------
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* 256 Grey Tones Comp. | 1 | GR8 | 256 |
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* ---------------------------------------------------------------
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* 16 Color Mapped | 0 | CMAPPED | 16 |
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* ---------------------------------------------------------------
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* 16 Color Mapped Comp.| 1 | CMAPPED | 16 |
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* ---------------------------------------------------------------
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* 256 Color Mapped | 0 | CMAPPED | 256 |
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* ---------------------------------------------------------------
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* 256 Color Mapped Comp.| 1 | CMAPPED | 256 |
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* ---------------------------------------------------------------
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* Full Color | 0 | RGB | 0 |
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* ---------------------------------------------------------------
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*
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*/
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unsigned short bmp_compression;
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unsigned short bmp_colorstyle;
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unsigned short bmp_numcolors;
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/*---------------------------------------------------------------*/
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unsigned int jpg_quality;
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unsigned int jpg_smoothing;
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unsigned int jpg_components;
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/*---------------------------------------------------------------*/
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unsigned short tif_compression;
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unsigned short tif_orientation;
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unsigned short tif_photometric;
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unsigned short tif_bits_per_sample;
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unsigned short tif_samples_per_pixel;
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/*---------------------------------------------------------------*/
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IMG_CM_ALGORITHM cm_algorithm;
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/*---------------------------------------------------------------*/
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TNZMOVIE_QUALITY pct_quality;
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TNZMOVIE_COMPRESSION pct_compression;
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/*---------------------------------------------------------------*/
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TNZMOVIE_QUALITY mov_quality;
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TNZMOVIE_COMPRESSION mov_compression;
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int avi_bpp;
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char *avi_compression;
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} IMG_IO_SETTINGS;
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/* Struttura IMAGE */
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typedef struct {
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enum img_type type;
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char *filename;
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char *history;
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struct s_pixmap icon; /* Icon */
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struct s_cmap cmap; /* Colormap */
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struct s_pixmap pixmap; /* Pixel Map */
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IMG_IO_SETTINGS io_settings;
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} IMAGE;
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TNZAPI void img_set_mem_functions(MALLOC_TYPE new_malloc_func,
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REALLOC_TYPE new_realloc_func,
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FREE_TYPE new_free_func);
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TNZAPI void img_get_mem_functions(MALLOC_TYPE *new_malloc_func,
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REALLOC_TYPE *new_realloc_func,
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FREE_TYPE *new_free_func);
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TNZAPI IMAGE *new_img(void);
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TNZAPI IMAGE *new_img_f(char *filename);
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TNZAPI int allocate_pixmap(IMAGE *img, int xsize, int ysize);
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TNZAPI int free_img(IMAGE *img);
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TNZAPI int control_image(IMAGE *ctrl_img);
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TNZAPI int make_icon(IMAGE *img, int rxsize, int rysize);
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TNZAPI int make_icon_and_update_sb(IMAGE *img, int rxsize, int rysize);
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TNZAPI int clear_cmap(IMAGE *img);
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TNZAPI int attach_cmap(IMAGE *img, char *filename);
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TNZAPI int force_to_rgb(IMAGE *img, char *path);
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TNZAPI int rgb_to_grey(IMAGE *img, int cmap_size, int cmap_offset);
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TNZAPI int apply_cmap(IMAGE *img);
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TNZAPI void add_white(struct s_cmap *cmap);
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TNZAPI void remove_white(struct s_cmap *cmap);
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TNZAPI LPIXEL premult(LPIXEL color);
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TNZAPI LPIXEL unpremult(LPIXEL color);
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TNZAPI void check_premultiplied(struct s_cmap *cmap);
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TNZAPI void fill_cmap_ramp(LPIXEL *buffer, TCM_INFO info, LPIXEL color,
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LPIXEL pencil, int color_index, int pencil_index,
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int already_premultiplied);
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TNZAPI void fill_cmap_colramp(LPIXEL *colbuffer, TCM_INFO info, LPIXEL color,
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int color_index, int already_premultiplied);
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TNZAPI void fill_cmap_penramp(LPIXEL *penbuffer, TCM_INFO info, LPIXEL pencil,
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int pencil_index, int already_premultiplied);
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TNZAPI void fill_cmap_buffer(LPIXEL *buffer, TCM_INFO info, LPIXEL *color,
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LPIXEL *pencil, int already_premultiplied);
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TNZAPI void fill_cmap_colbuffer(LPIXEL *colbuffer, TCM_INFO info, LPIXEL *color,
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int already_premultiplied);
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TNZAPI void fill_cmap_penbuffer(LPIXEL *penbuffer, TCM_INFO info,
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LPIXEL *pencil, int already_premultiplied);
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TNZAPI void convert_cmap(struct s_cmap *cmap, TCM_INFO new_tcm);
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/* funzioni per cmap di vecchio tipo */
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TNZAPI void to_new_cmap(struct s_cmap *cmap);
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TNZAPI void set_colors_and_pencils(struct s_cmap *cmap);
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TNZAPI void apply_transparency_color(IMAGE *img, TBOOL according_setup_value);
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TNZAPI void do_apply_transparency_color(IMAGE *img);
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#endif
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