streamtools/hardsubs.hpp

   1 #ifndef _hardsubs__hpp__included__
   2 #define _hardsubs__hpp__included__
   3
   4 #include "png-out.hpp"
   5 #include "newpacket.hpp"
   6 #include "resize.hpp"
   7 #include <list>
   8 #include <string>
   9
  10 #define ALIGN_LEFT 0
  11 #define ALIGN_TOP 0
  12 #define ALIGN_CENTER 1
  13 #define ALIGN_RIGHT 2
  14 #define ALIGN_BOTTOM 2
  15 #define ALIGN_CUSTOM 3
  16
  17 struct subtitle;
  18
  19 #define DEFAULT_FONT_SIZE 16
  20 #define DEFAULT_HALO_THICKNESS 0
  21 #define DEFAULT_FOREGROUND_R 255
  22 #define DEFAULT_FOREGROUND_G 255
  23 #define DEFAULT_FOREGROUND_B 255
  24 #define DEFAULT_FOREGROUND_A 255
  25 #define DEFAULT_HALO_R 0
  26 #define DEFAULT_HALO_G 0
  27 #define DEFAULT_HALO_B 0
  28 #define DEFAULT_HALO_A 255
  29 #define DEFAULT_BACKGROUND_R 0
  30 #define DEFAULT_BACKGROUND_G 0
  31 #define DEFAULT_BACKGROUND_B 0
  32 #define DEFAULT_BACKGROUND_A 0
  33 #define DEFAULT_ALIGN_TYPE ALIGN_CENTER
  34 #define DEFAULT_SPACING 1
  35 #define DEFAULT_DURATION 5000000000ULL
  36 #define DEFAULT_XALIGN_TYPE ALIGN_CENTER
  37 #define DEFAULT_YALIGN_TYPE ALIGN_BOTTOM
  38
  39 struct hardsub_render_settings
  40 {
  41         std::string font_name;
  42         uint32_t font_size;
  43         uint32_t halo_thickness;
  44         uint8_t foreground_r;
  45         uint8_t foreground_g;
  46         uint8_t foreground_b;
  47         uint8_t foreground_a;
  48         uint8_t halo_r;
  49         uint8_t halo_g;
  50         uint8_t halo_b;
  51         uint8_t halo_a;
  52         uint8_t background_r;
  53         uint8_t background_g;
  54         uint8_t background_b;
  55         uint8_t background_a;
  56         uint32_t align_type;
  57         uint32_t spacing;
  58         std::string text;
  59         image_frame_rgbx* operator()();
  60 };
  61
  62 struct hardsub_settings
  63 {
  64         hardsub_settings();
  65         void reset();
  66         struct hardsub_render_settings rsettings;
  67         uint64_t timecode;
  68         uint64_t duration;
  69         int xalign_type;
  70         int32_t xalign;
  71         int yalign_type;
  72         int32_t yalign;
  73         subtitle* operator()();
  74 };
  75
  76 struct subtitle
  77 {
  78         uint64_t timecode;
  79         uint64_t duration;
  80         int xalign_type;
  81         int32_t xalign;
  82         int yalign_type;
  83         int32_t yalign;
  84         struct hardsub_render_settings used_settings;
  85         image_frame_rgbx* subtitle_img;
  86         ~subtitle();
  87 };
  88
  89
  90 void subtitle_set_resolution(uint32_t w, uint32_t h);
  91 void render_subtitle(image_frame_rgbx& bottom, struct subtitle& sub);
  92 std::list<subtitle*> parse_subtitle_option(struct hardsub_settings& settings, const std::string& option);
  93 void print_hardsubs_help(const std::string& prefix);
  94 std::list<subtitle*> process_hardsubs_options(struct hardsub_settings& settings, const std::string& prefix, int argc, char** argv);
  95 void subtitle_update_parameter(std::list<subtitle*>& subs, unsigned char parameter, const std::string& value);
  96 void subtitle_process_gameinfo(std::list<subtitle*>& subs, struct packet& p);
  97
  98 #endif