libvo/sub.h

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef MPLAYER_SUB_H
  20 #define MPLAYER_SUB_H
  21
  22 typedef struct mp_osd_bbox_s {
  23     int x1,y1,x2,y2;
  24 } mp_osd_bbox_t;
  25
  26 #define OSDTYPE_OSD 1
  27 #define OSDTYPE_SUBTITLE 2
  28 #define OSDTYPE_PROGBAR 3
  29 #define OSDTYPE_SPU 4
  30 #define OSDTYPE_DVDNAV 5
  31 #define OSDTYPE_TELETEXT 6
  32
  33 #define OSDFLAG_VISIBLE 1
  34 #define OSDFLAG_CHANGED 2
  35 #define OSDFLAG_BBOX 4
  36 #define OSDFLAG_OLD_BBOX 8
  37 #define OSDFLAG_FORCE_UPDATE 16
  38
  39 #define MAX_UCS 1600
  40 #define MAX_UCSLINES 16
  41
  42 typedef struct mp_osd_obj_s {
  43     struct mp_osd_obj_s* next;
  44     unsigned char type;
  45     unsigned char alignment; // 2 bits: x;y percentages, 2 bits: x;y relative to parent; 2 bits: alignment left/right/center
  46     unsigned short flags;
  47     int x,y;
  48     int dxs,dys;
  49     mp_osd_bbox_t bbox; // bounding box
  50     mp_osd_bbox_t old_bbox; // the renderer will save bbox here
  51     union {
  52         struct {
  53             void* sub;                  // value of vo_sub at last update
  54             int utbl[MAX_UCS+1];        // subtitle text
  55             int xtbl[MAX_UCSLINES];     // x positions
  56             int lines;                  // no. of lines
  57         } subtitle;
  58         struct {
  59             int elems;
  60         } progbar;
  61     } params;
  62     int stride;
  63
  64     int allocated;
  65     unsigned char *alpha_buffer;
  66     unsigned char *bitmap_buffer;
  67 } mp_osd_obj_t;
  68
  69
  70 #include "subreader.h"
  71
  72 extern sub_data* subdata; //currently used subtitles
  73 extern subtitle* vo_sub;
  74
  75 extern unsigned char* vo_osd_text;
  76
  77 extern void* vo_osd_teletext_page;
  78 extern int vo_osd_teletext_half;
  79 extern int vo_osd_teletext_mode;
  80 extern int vo_osd_teletext_format;
  81
  82 extern int vo_osd_progbar_type;
  83 extern int vo_osd_progbar_value;   // 0..255
  84
  85 extern void* vo_spudec;
  86 extern void* vo_vobsub;
  87
  88 #define OSD_PLAY 0x01
  89 #define OSD_PAUSE 0x02
  90 #define OSD_STOP 0x03
  91 #define OSD_REW 0x04
  92 #define OSD_FFW 0x05
  93 #define OSD_CLOCK 0x06
  94 #define OSD_CONTRAST 0x07
  95 #define OSD_SATURATION 0x08
  96 #define OSD_VOLUME 0x09
  97 #define OSD_BRIGHTNESS 0x0A
  98 #define OSD_HUE 0x0B
  99 #define OSD_BALANCE 0x0C
 100 #define OSD_PANSCAN 0x50
 101
 102 #define OSD_PB_START 0x10
 103 #define OSD_PB_0 0x11
 104 #define OSD_PB_END 0x12
 105 #define OSD_PB_1 0x13
 106
 107 /* now in textform */
 108 extern char * sub_osd_names[];
 109 extern char * sub_osd_names_short[];
 110
 111 extern int sub_unicode;
 112 extern int sub_utf8;
 113
 114 extern char *sub_cp;
 115 extern int sub_pos;
 116 extern int sub_width_p;
 117 extern int sub_alignment;
 118 extern int sub_visibility;
 119 extern int sub_bg_color; /* subtitles background color */
 120 extern int sub_bg_alpha;
 121 extern int spu_alignment;
 122 extern int spu_aamode;
 123 extern float spu_gaussvar;
 124
 125 void vo_draw_text(int dxs,int dys,void (*draw_alpha)(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride));
 126 void vo_draw_text_ext(int dxs, int dys, int left_border, int top_border,
 127                       int right_border, int bottom_border, int orig_w, int orig_h,
 128                       void (*draw_alpha)(int x0, int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride));
 129 void vo_remove_text(int dxs,int dys,void (*remove)(int x0,int y0, int w,int h));
 130
 131 void vo_init_osd(void);
 132 int vo_update_osd(int dxs,int dys);
 133 int vo_osd_changed(int new_value);
 134 int vo_osd_check_range_update(int,int,int,int);
 135 void free_osd_list(void);
 136
 137 extern int vo_osd_changed_flag;
 138
 139 unsigned utf8_get_char(const char **str);
 140
 141 #ifdef CONFIG_DVDNAV
 142 #include <inttypes.h>
 143 void osd_set_nav_box (uint16_t sx, uint16_t sy, uint16_t ex, uint16_t ey);
 144 #endif
 145
 146 #endif /* MPLAYER_SUB_H */