Comment LiveInputWrapper slightly better.

[nageru] / theme.h

diff --git a/theme.h b/theme.h
index 264b5ac67f86086f35a5a1555a9f071356fecbf3..ad963d6cdb0cb8bec9f59d7ccb73b167e0f06b7e 100644 (file)
--- a/theme.h
+++ b/theme.h
@@ -1,26 +1,23 @@
 #ifndef _THEME_H
 #define _THEME_H 1
 
-#include <epoxy/gl.h>
 #include <lua.hpp>
-#include <movit/effect_chain.h>
-#include <movit/deinterlace_effect.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 "ref_counted_frame.h"
 
+struct InputState;
+
 namespace movit {
 class ResourcePool;
+class Effect;
+class EffectChain;
 struct ImageFormat;
 struct YCbCrFormat;
 }  // namespace movit
@@ -38,7 +35,7 @@ public:
 
 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 {
@@ -84,6 +81,11 @@ private:
        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);