5 #include <movit/flat_input.h>
6 #include <movit/ycbcr_input.h>
14 #include "bmusb/bmusb.h"
15 #include "ref_counted_frame.h"
27 class NonBouncingYCbCrInput : public movit::YCbCrInput {
29 NonBouncingYCbCrInput(const movit::ImageFormat &image_format,
30 const movit::YCbCrFormat &ycbcr_format,
31 unsigned width, unsigned height,
32 movit::YCbCrInputSplitting ycbcr_input_splitting = movit::YCBCR_INPUT_PLANAR)
33 : movit::YCbCrInput(image_format, ycbcr_format, width, height, ycbcr_input_splitting) {}
35 bool override_disable_bounce() const override { return true; }
40 Theme(const std::string &filename, const std::vector<std::string> &search_dirs, movit::ResourcePool *resource_pool, unsigned num_cards);
44 movit::EffectChain *chain;
45 std::function<void()> setup_chain;
47 // May have duplicates.
48 std::vector<RefCountedFrame> input_frames;
51 Chain get_chain(unsigned num, float t, unsigned width, unsigned height, InputState input_state);
53 int get_num_channels() const { return num_channels; }
54 int map_signal(int signal_num);
55 void set_signal_mapping(int signal_num, int card_num);
56 std::string get_channel_name(unsigned channel);
57 int get_channel_signal(unsigned channel);
58 bool get_supports_set_wb(unsigned channel);
59 void set_wb(unsigned channel, double r, double g, double b);
60 std::string get_channel_color(unsigned channel);
62 std::vector<std::string> get_transition_names(float t);
64 void transition_clicked(int transition_num, float t);
65 void channel_clicked(int preview_num);
67 movit::ResourcePool *get_resource_pool() const { return resource_pool; }
70 void register_class(const char *class_name, const luaL_Reg *funcs);
73 lua_State *L; // Protected by <m>.
74 const InputState *input_state; // Protected by <m>. Only set temporarily, during chain setup.
75 movit::ResourcePool *resource_pool;
80 std::map<int, int> signal_to_card_mapping; // Protected by <map_m>.
82 friend class LiveInputWrapper;
85 // LiveInputWrapper is a facade on top of an YCbCrInput, exposed to
86 // the Lua code. It contains a function (connect_signal()) intended
87 // to be called during chain setup, that picks out the current frame
88 // (in the form of a set of textures) from the input state given by
89 // the mixer, and communicates that state over to the actual YCbCrInput.
90 class LiveInputWrapper {
92 // Note: <override_bounce> is irrelevant for PixelFormat_8BitRGBA.
93 LiveInputWrapper(Theme *theme, movit::EffectChain *chain, bmusb::PixelFormat pixel_format, bool override_bounce, bool deinterlace);
95 void connect_signal(int signal_num);
96 movit::Effect *get_effect() const
99 return deinterlace_effect;
100 } else if (pixel_format == bmusb::PixelFormat_8BitRGBA) {
101 return rgba_inputs[0];
103 return ycbcr_inputs[0];
108 Theme *theme; // Not owned by us.
109 bmusb::PixelFormat pixel_format;
110 std::vector<movit::YCbCrInput *> ycbcr_inputs; // Multiple ones if deinterlacing. Owned by the chain.
111 std::vector<movit::FlatInput *> rgba_inputs; // Multiple ones if deinterlacing. Owned by the chain.
112 movit::Effect *deinterlace_effect = nullptr; // Owned by the chain.
116 #endif // !defined(_THEME_H)