git.sesse.net Git - nageru/blob - theme.h

   1 #ifndef _THEME_H
   2 #define _THEME_H 1
   3
   4 #include <stdio.h>
   5 #include <lua.h>
   6 #include <lauxlib.h>
   7
   8 #include <functional>
   9 #include <mutex>
  10 #include <utility>
  11
  12 #include <movit/effect_chain.h>
  13 #include <movit/ycbcr_input.h>
  14
  15 class NonBouncingYCbCrInput : public movit::YCbCrInput {
  16 public:
  17         NonBouncingYCbCrInput(const movit::ImageFormat &image_format,
  18                               const movit::YCbCrFormat &ycbcr_format,
  19                               unsigned width, unsigned height,
  20                               movit::YCbCrInputSplitting ycbcr_input_splitting = movit::YCBCR_INPUT_PLANAR)
  21             : movit::YCbCrInput(image_format, ycbcr_format, width, height, ycbcr_input_splitting) {}
  22
  23         bool override_disable_bounce() const override { return true; }
  24 };
  25
  26 class Theme {
  27 public:
  28         Theme(const char *filename, movit::ResourcePool *resource_pool);
  29
  30         std::pair<movit::EffectChain *, std::function<void()>>
  31         get_chain(unsigned num, float t, unsigned width, unsigned height);
  32
  33         void set_input_textures(int signal_num, GLuint tex_y, GLuint tex_cbcr) {
  34                 input_textures[signal_num].tex_y = tex_y;
  35                 input_textures[signal_num].tex_cbcr = tex_cbcr;
  36         }
  37         int get_num_channels() { return num_channels; }
  38
  39         std::vector<std::string> get_transition_names(float t);
  40
  41         void connect_signal(movit::YCbCrInput *input, int signal_num);
  42         void transition_clicked(int transition_num, float t);
  43         void channel_clicked(int preview_num);
  44
  45 private:
  46         void register_class(const char *class_name, const luaL_Reg *funcs);
  47
  48         std::mutex m;
  49         lua_State *L;
  50         movit::ResourcePool *resource_pool;
  51         struct {
  52                 GLuint tex_y = 0, tex_cbcr = 0;
  53         } input_textures[16];  // FIXME
  54         int num_channels;
  55 };
  56
  57 class LiveInputWrapper {
  58 public:
  59         LiveInputWrapper(Theme *theme, movit::EffectChain *chain, bool override_bounce);
  60
  61         void connect_signal(int signal_num);
  62         movit::YCbCrInput *get_input() const
  63         {
  64                 return input;
  65         }
  66
  67 private:
  68         Theme *theme;  // Not owned by us.
  69         movit::YCbCrInput *input;  // Owned by the chain.
  70         int connected_signal_num = 0;
  71 };
  72
  73 #endif  // !defined(_THEME_H)