#include <utility>
#include "defs.h"
+#ifdef HAVE_CEF
+#include "cef_capture.h"
+#endif
#include "ffmpeg_capture.h"
#include "flags.h"
#include "image_input.h"
extern Mixer *global_mixer;
+Theme *get_theme_updata(lua_State* L)
+{
+ luaL_checktype(L, lua_upvalueindex(1), LUA_TLIGHTUSERDATA);
+ return (Theme *)lua_touserdata(L, lua_upvalueindex(1));
+}
+
+int ThemeMenu_set(lua_State *L)
+{
+ Theme *theme = get_theme_updata(L);
+ return theme->set_theme_menu(L);
+}
+
namespace {
// Contains basically the same data as InputState, but does not hold on to
return 1;
}
-Theme *get_theme_updata(lua_State* L)
-{
- luaL_checktype(L, lua_upvalueindex(1), LUA_TLIGHTUSERDATA);
- return (Theme *)lua_touserdata(L, lua_upvalueindex(1));
-}
-
Effect *get_effect(lua_State *L, int idx)
{
if (luaL_testudata(L, idx, "WhiteBalanceEffect") ||
if (ret == 1) {
Theme *theme = get_theme_updata(L);
LiveInputWrapper **live_input = (LiveInputWrapper **)lua_touserdata(L, -1);
- theme->register_signal_connection(*live_input, *capture);
+ theme->register_video_signal_connection(*live_input, *capture);
}
return ret;
}
+#ifdef HAVE_CEF
+int EffectChain_add_html_input(lua_State* L)
+{
+ assert(lua_gettop(L) == 2);
+ Theme *theme = get_theme_updata(L);
+ EffectChain *chain = (EffectChain *)luaL_checkudata(L, 1, "EffectChain");
+ CEFCapture **capture = (CEFCapture **)luaL_checkudata(L, 2, "HTMLInput");
+
+ // These need to be nonowned, so that the LiveInputWrapper still exists
+ // and can feed frames to the right EffectChain even if the Lua code
+ // doesn't care about the object anymore. (If we change this, we'd need
+ // to also unregister the signal connection on __gc.)
+ int ret = wrap_lua_object_nonowned<LiveInputWrapper>(
+ L, "LiveInputWrapper", theme, chain, (*capture)->get_current_pixel_format(),
+ /*override_bounce=*/false, /*deinterlace=*/false);
+ if (ret == 1) {
+ Theme *theme = get_theme_updata(L);
+ LiveInputWrapper **live_input = (LiveInputWrapper **)lua_touserdata(L, -1);
+ theme->register_html_signal_connection(*live_input, *capture);
+ }
+ return ret;
+}
+#endif
+
int EffectChain_add_effect(lua_State* L)
{
assert(lua_gettop(L) >= 2);
return 1;
}
+int HTMLInput_new(lua_State* L)
+{
+#ifdef HAVE_CEF
+ assert(lua_gettop(L) == 1);
+ string url = checkstdstring(L, 1);
+ int ret = wrap_lua_object_nonowned<CEFCapture>(L, "HTMLInput", url, global_flags.width, global_flags.height);
+ if (ret == 1) {
+ CEFCapture **capture = (CEFCapture **)lua_touserdata(L, -1);
+ Theme *theme = get_theme_updata(L);
+ theme->register_html_input(*capture);
+ }
+ return ret;
+#else
+ fprintf(stderr, "This version of Nageru has been compiled without CEF support.\n");
+ fprintf(stderr, "HTMLInput is not available.\n");
+ exit(1);
+#endif
+}
+
+#ifdef HAVE_CEF
+int HTMLInput_set_url(lua_State* L)
+{
+ assert(lua_gettop(L) == 2);
+ CEFCapture **video_input = (CEFCapture **)luaL_checkudata(L, 1, "HTMLInput");
+ string new_url = checkstdstring(L, 2);
+ (*video_input)->set_url(new_url);
+ return 0;
+}
+
+int HTMLInput_reload(lua_State* L)
+{
+ assert(lua_gettop(L) == 1);
+ CEFCapture **video_input = (CEFCapture **)luaL_checkudata(L, 1, "HTMLInput");
+ (*video_input)->reload();
+ return 0;
+}
+
+int HTMLInput_set_max_fps(lua_State* L)
+{
+ assert(lua_gettop(L) == 2);
+ CEFCapture **video_input = (CEFCapture **)luaL_checkudata(L, 1, "HTMLInput");
+ int max_fps = lrint(luaL_checknumber(L, 2));
+ (*video_input)->set_max_fps(max_fps);
+ return 0;
+}
+
+int HTMLInput_execute_javascript_async(lua_State* L)
+{
+ assert(lua_gettop(L) == 2);
+ CEFCapture **video_input = (CEFCapture **)luaL_checkudata(L, 1, "HTMLInput");
+ string js = checkstdstring(L, 2);
+ (*video_input)->execute_javascript_async(js);
+ return 0;
+}
+
+int HTMLInput_get_signal_num(lua_State* L)
+{
+ assert(lua_gettop(L) == 1);
+ CEFCapture **video_input = (CEFCapture **)luaL_checkudata(L, 1, "HTMLInput");
+ lua_pushnumber(L, -1 - (*video_input)->get_card_index());
+ return 1;
+}
+#endif
+
int WhiteBalanceEffect_new(lua_State* L)
{
assert(lua_gettop(L) == 0);
{ "__gc", EffectChain_gc },
{ "add_live_input", EffectChain_add_live_input },
{ "add_video_input", EffectChain_add_video_input },
+#ifdef HAVE_CEF
+ { "add_html_input", EffectChain_add_html_input },
+#endif
{ "add_effect", EffectChain_add_effect },
{ "finalize", EffectChain_finalize },
{ NULL, NULL }
{ NULL, NULL }
};
+const luaL_Reg HTMLInput_funcs[] = {
+ { "new", HTMLInput_new },
+#ifdef HAVE_CEF
+ { "set_url", HTMLInput_set_url },
+ { "reload", HTMLInput_reload },
+ { "set_max_fps", HTMLInput_set_max_fps },
+ { "execute_javascript_async", HTMLInput_execute_javascript_async },
+ { "get_signal_num", HTMLInput_get_signal_num },
+#endif
+ { NULL, NULL }
+};
+
const luaL_Reg WhiteBalanceEffect_funcs[] = {
{ "new", WhiteBalanceEffect_new },
{ "set_float", Effect_set_float },
{ NULL, NULL }
};
+const luaL_Reg ThemeMenu_funcs[] = {
+ { "set", ThemeMenu_set },
+ { NULL, NULL }
+};
+
} // namespace
LiveInputWrapper::LiveInputWrapper(Theme *theme, EffectChain *chain, bmusb::PixelFormat pixel_format, bool override_bounce, bool deinterlace)
register_class("LiveInputWrapper", LiveInputWrapper_funcs);
register_class("ImageInput", ImageInput_funcs);
register_class("VideoInput", VideoInput_funcs);
+ register_class("HTMLInput", HTMLInput_funcs);
register_class("WhiteBalanceEffect", WhiteBalanceEffect_funcs);
register_class("ResampleEffect", ResampleEffect_funcs);
register_class("PaddingEffect", PaddingEffect_funcs);
register_class("MultiplyEffect", MultiplyEffect_funcs);
register_class("MixEffect", MixEffect_funcs);
register_class("InputStateInfo", InputStateInfo_funcs);
+ register_class("ThemeMenu", ThemeMenu_funcs);
// Run script. Search through all directories until we find a file that will load
// (as in, does not return LUA_ERRFILE); then run it. We store load errors
lua_settop(L, 0);
vector<string> errors;
bool success = false;
- for (size_t i = 0; i < search_dirs.size(); ++i) {
- string path = search_dirs[i] + "/" + filename;
+
+ vector<string> real_search_dirs;
+ if (!filename.empty() && filename[0] == '/') {
+ real_search_dirs.push_back("");
+ } else {
+ real_search_dirs = search_dirs;
+ }
+
+ for (const string &dir : real_search_dirs) {
+ string path;
+ if (dir.empty()) {
+ path = filename;
+ } else {
+ path = dir + "/" + filename;
+ }
int err = luaL_loadfile(L, path.c_str());
if (err == 0) {
// Success; actually call the code.
// TODO: Can we do better, e.g. by running setup_chain() and seeing what it references?
// Actually, setup_chain does maybe hold all the references we need now anyway?
+ chain.input_frames.reserve(num_cards * FRAME_HISTORY_LENGTH);
for (unsigned card_index = 0; card_index < num_cards; ++card_index) {
for (unsigned frame_num = 0; frame_num < FRAME_HISTORY_LENGTH; ++frame_num) {
chain.input_frames.push_back(input_state.buffered_frames[card_index][frame_num].frame);
}
assert(lua_gettop(L) == 0);
}
+
+int Theme::set_theme_menu(lua_State *L)
+{
+ for (const Theme::MenuEntry &entry : theme_menu) {
+ luaL_unref(L, LUA_REGISTRYINDEX, entry.lua_ref);
+ }
+ theme_menu.clear();
+
+ int num_elements = lua_gettop(L);
+ for (int i = 1; i <= num_elements; ++i) {
+ lua_rawgeti(L, i, 1);
+ const string text = checkstdstring(L, -1);
+ lua_pop(L, 1);
+
+ lua_rawgeti(L, i, 2);
+ luaL_checktype(L, -1, LUA_TFUNCTION);
+ int ref = luaL_ref(L, LUA_REGISTRYINDEX);
+
+ theme_menu.push_back(MenuEntry{ text, ref });
+ }
+ lua_pop(L, num_elements);
+ assert(lua_gettop(L) == 0);
+
+ if (theme_menu_callback != nullptr) {
+ theme_menu_callback();
+ }
+
+ return 0;
+}
+
+void Theme::theme_menu_entry_clicked(int lua_ref)
+{
+ lua_rawgeti(L, LUA_REGISTRYINDEX, lua_ref);
+ if (lua_pcall(L, 0, 0, 0) != 0) {
+ fprintf(stderr, "error running menu callback: %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
+}