X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=theme.h;h=9e9672e0fa5b98d23b8edd897a587a84cc9360ca;hb=96cb6414f85e0ef4d660b7bd56267303e80fcd05;hp=a3bc8ea16844439f1d25bf988238701d87448e64;hpb=3cafda5de945dd02d321634abd61aa1e261f2384;p=nageru

diff --git a/theme.h b/theme.h
index a3bc8ea..9e9672e 100644
--- a/theme.h
+++ b/theme.h
@@ -1,51 +1,41 @@
 #ifndef _THEME_H
 #define _THEME_H 1
 
-#include <epoxy/gl.h>
-#include <lauxlib.h>
-#include <lua.h>
-#include <movit/effect_chain.h>
-#include <movit/deinterlace_effect.h>
+#include <lua.hpp>
+#include <movit/flat_input.h>
 #include <movit/ycbcr_input.h>
 #include <stdbool.h>
-#include <stdio.h>
 #include <functional>
+#include <map>
 #include <mutex>
-#include <set>
 #include <string>
-#include <utility>
 #include <vector>
 
-#include "defs.h"
-#include "input_state.h"
+#include "bmusb/bmusb.h"
 #include "ref_counted_frame.h"
+#include "tweaked_inputs.h"
+
+class FFmpegCapture;
+class LiveInputWrapper;
+struct InputState;
 
 namespace movit {
+class Effect;
+class EffectChain;
 class ResourcePool;
-struct ImageFormat;
-struct YCbCrFormat;
 }  // namespace movit
 
-class NonBouncingYCbCrInput : public movit::YCbCrInput {
-public:
-	NonBouncingYCbCrInput(const movit::ImageFormat &image_format,
-	                      const movit::YCbCrFormat &ycbcr_format,
-	                      unsigned width, unsigned height,
-	                      movit::YCbCrInputSplitting ycbcr_input_splitting = movit::YCBCR_INPUT_PLANAR)
-	    : movit::YCbCrInput(image_format, ycbcr_format, width, height, ycbcr_input_splitting) {}
-
-	bool override_disable_bounce() const override { return true; }
-};
-
 class Theme {
 public:
-	Theme(const char *filename, movit::ResourcePool *resource_pool, unsigned num_cards);
+	Theme(const std::string &filename, const std::vector<std::string> &search_dirs, movit::ResourcePool *resource_pool, unsigned num_cards);
+	~Theme();
 
 	struct Chain {
 		movit::EffectChain *chain;
 		std::function<void()> setup_chain;
 
-		// May have duplicates.
+		// FRAME_HISTORY frames for each input, in order. Will contain duplicates
+		// for non-interlaced inputs.
 		std::vector<RefCountedFrame> input_frames;
 	};
 
@@ -53,17 +43,43 @@ public:
 
 	int get_num_channels() const { return num_channels; }
 	int map_signal(int signal_num);
+	void set_signal_mapping(int signal_num, int card_num);
 	std::string get_channel_name(unsigned channel);
+	int get_channel_signal(unsigned channel);
 	bool get_supports_set_wb(unsigned channel);
 	void set_wb(unsigned channel, double r, double g, double b);
+	std::string get_channel_color(unsigned channel);
 
 	std::vector<std::string> get_transition_names(float t);
 
-	void connect_signal(movit::YCbCrInput *input, int signal_num);
 	void transition_clicked(int transition_num, float t);
 	void channel_clicked(int preview_num);
 
+	movit::ResourcePool *get_resource_pool() const { return resource_pool; }
+
+	// Should be called as part of VideoInput.new() only.
+	void register_video_input(FFmpegCapture *capture)
+	{
+		video_inputs.push_back(capture);
+	}
+
+	std::vector<FFmpegCapture *> get_video_inputs() const
+	{
+		return video_inputs;
+	}
+
+	void register_signal_connection(LiveInputWrapper *live_input, FFmpegCapture *capture)
+	{
+		signal_connections.emplace_back(live_input, capture);
+	}
+
+	std::vector<std::pair<LiveInputWrapper *, FFmpegCapture *>> get_signal_connections() const
+	{
+		return signal_connections;
+	}
+
 private:
+	void register_constants();
 	void register_class(const char *class_name, const luaL_Reg *funcs);
 
 	std::mutex m;
@@ -72,28 +88,45 @@ private:
 	movit::ResourcePool *resource_pool;
 	int num_channels;
 	unsigned num_cards;
-	std::set<int> signals_warned_about;
+
+	std::mutex map_m;
+	std::map<int, int> signal_to_card_mapping;  // Protected by <map_m>.
+
+	std::vector<FFmpegCapture *> video_inputs;
+	std::vector<std::pair<LiveInputWrapper *, FFmpegCapture *>> signal_connections;
 
 	friend class LiveInputWrapper;
 };
 
+// LiveInputWrapper is a facade on top of an YCbCrInput, exposed to
+// the Lua code. It contains a function (connect_signal()) intended
+// to be called during chain setup, that picks out the current frame
+// (in the form of a set of textures) from the input state given by
+// the mixer, and communicates that state over to the actual YCbCrInput.
 class LiveInputWrapper {
 public:
-	LiveInputWrapper(Theme *theme, movit::EffectChain *chain, bool override_bounce, bool deinterlace);
+	// Note: <override_bounce> is irrelevant for PixelFormat_8BitBGRA.
+	LiveInputWrapper(Theme *theme, movit::EffectChain *chain, bmusb::PixelFormat pixel_format, bool override_bounce, bool deinterlace);
 
 	void connect_signal(int signal_num);
+	void connect_signal_raw(int signal_num);
 	movit::Effect *get_effect() const
 	{
 		if (deinterlace) {
 			return deinterlace_effect;
+		} else if (pixel_format == bmusb::PixelFormat_8BitBGRA) {
+			return rgba_inputs[0];
 		} else {
-			return inputs[0];
+			return ycbcr_inputs[0];
 		}
 	}
 
 private:
 	Theme *theme;  // Not owned by us.
-	std::vector<movit::YCbCrInput *> inputs;  // Multiple ones if deinterlacing. Owned by the chain.
+	bmusb::PixelFormat pixel_format;
+	movit::YCbCrFormat input_ycbcr_format;
+	std::vector<movit::YCbCrInput *> ycbcr_inputs;  // Multiple ones if deinterlacing. Owned by the chain.
+	std::vector<movit::FlatInput *> rgba_inputs;  // Multiple ones if deinterlacing. Owned by the chain.
 	movit::Effect *deinterlace_effect = nullptr;  // Owned by the chain.
 	bool deinterlace;
 };