#include <movit/white_balance_effect.h>
#include <movit/resample_effect.h>
#include <movit/padding_effect.h>
+#include <movit/overlay_effect.h>
+#include <movit/resize_effect.h>
#include "theme.h"
{
if (luaL_testudata(L, idx, "WhiteBalanceEffect") ||
luaL_testudata(L, idx, "ResampleEffect") ||
- luaL_testudata(L, idx, "PaddingEffect")) {
+ luaL_testudata(L, idx, "PaddingEffect") ||
+ luaL_testudata(L, idx, "IntegralPaddingEffect") ||
+ luaL_testudata(L, idx, "OverlayEffect") ||
+ luaL_testudata(L, idx, "ResizeEffect")) {
return (Effect *)lua_touserdata(L, idx);
}
fprintf(stderr, "Error: Index #%d was not an Effect type\n", idx);
int EffectChain_add_effect(lua_State* L)
{
- assert(lua_gettop(L) == 3);
+ assert(lua_gettop(L) >= 2);
EffectChain *chain = (EffectChain *)luaL_checkudata(L, 1, "EffectChain");
// TODO: Better error reporting.
- Effect *effect1 = get_effect(L, 2);
- if (luaL_testudata(L, 3, "LiveInputWrapper")) {
- LiveInputWrapper *effect2 = (LiveInputWrapper *)lua_touserdata(L, 3);
- chain->add_effect(effect1, effect2->get_input());
+ Effect *effect = get_effect(L, 2);
+ if (lua_gettop(L) == 2) {
+ chain->add_effect(effect);
} else {
- Effect *effect2 = get_effect(L, 3);
- chain->add_effect(effect1, effect2);
+ vector<Effect *> inputs;
+ for (int idx = 3; idx <= lua_gettop(L); ++idx) {
+ if (luaL_testudata(L, idx, "LiveInputWrapper")) {
+ LiveInputWrapper *input = (LiveInputWrapper *)lua_touserdata(L, idx);
+ inputs.push_back(input->get_input());
+ } else {
+ inputs.push_back(get_effect(L, idx));
+ }
+ }
+ chain->add_effect(effect, inputs);
}
- lua_settop(L, 2);
+ lua_settop(L, 2); // Return the effect itself.
+
+ // Make sure Lua doesn't garbage-collect it away.
+ lua_pushvalue(L, -1);
+ luaL_ref(L, LUA_REGISTRYINDEX); // TODO: leak?
+
return 1;
}
return wrap_lua_object<PaddingEffect>(L, "PaddingEffect");
}
+int IntegralPaddingEffect_new(lua_State* L)
+{
+ assert(lua_gettop(L) == 0);
+ return wrap_lua_object<IntegralPaddingEffect>(L, "IntegralPaddingEffect");
+}
+
+int OverlayEffect_new(lua_State* L)
+{
+ assert(lua_gettop(L) == 0);
+ return wrap_lua_object<OverlayEffect>(L, "OverlayEffect");
+}
+
+int ResizeEffect_new(lua_State* L)
+{
+ assert(lua_gettop(L) == 0);
+ return wrap_lua_object<ResizeEffect>(L, "ResizeEffect");
+}
+
int Effect_set_float(lua_State *L)
{
assert(lua_gettop(L) == 3);
return 0;
}
+int Effect_set_vec4(lua_State *L)
+{
+ assert(lua_gettop(L) == 6);
+ Effect *effect = (Effect *)get_effect(L, 1);
+ size_t len;
+ const char* cstr = lua_tolstring(L, 2, &len);
+ std::string key(cstr, len);
+ float v[4];
+ v[0] = luaL_checknumber(L, 3);
+ v[1] = luaL_checknumber(L, 4);
+ v[2] = luaL_checknumber(L, 5);
+ v[3] = luaL_checknumber(L, 6);
+ (void)effect->set_vec4(key, v);
+ return 0;
+}
+
const luaL_Reg EffectChain_funcs[] = {
{ "new", EffectChain_new },
{ "add_live_input", EffectChain_add_live_input },
{ "new", WhiteBalanceEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", ResampleEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", PaddingEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
+ { NULL, NULL }
+};
+
+const luaL_Reg IntegralPaddingEffect_funcs[] = {
+ { "new", IntegralPaddingEffect_new },
+ { "set_float", Effect_set_float },
+ { "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
+ { NULL, NULL }
+};
+
+const luaL_Reg OverlayEffect_funcs[] = {
+ { "new", OverlayEffect_new },
+ { "set_float", Effect_set_float },
+ { "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
+ { NULL, NULL }
+};
+
+const luaL_Reg ResizeEffect_funcs[] = {
+ { "new", ResizeEffect_new },
+ { "set_float", Effect_set_float },
+ { "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
register_class("WhiteBalanceEffect", WhiteBalanceEffect_funcs);
register_class("ResampleEffect", ResampleEffect_funcs);
register_class("PaddingEffect", PaddingEffect_funcs);
+ register_class("IntegralPaddingEffect", IntegralPaddingEffect_funcs);
+ register_class("OverlayEffect", OverlayEffect_funcs);
+ register_class("ResizeEffect", ResizeEffect_funcs);
// Run script.
lua_settop(L, 0);
lua_getglobal(L, "num_channels");
if (lua_pcall(L, 0, 1, 0) != 0) {
- fprintf(stderr, "error running function `num_channels': %s", lua_tostring(L, -1));
+ fprintf(stderr, "error running function `num_channels': %s\n", lua_tostring(L, -1));
exit(1);
}
lua_pushnumber(L, height);
if (lua_pcall(L, 4, 2, 0) != 0) {
- fprintf(stderr, "error running function `get_chain': %s", lua_tostring(L, -1));
+ fprintf(stderr, "error running function `get_chain': %s\n", lua_tostring(L, -1));
exit(1);
}
// Set up state, including connecting signals.
lua_rawgeti(L, LUA_REGISTRYINDEX, funcref);
- lua_pcall(L, 0, 0, 0);
+ if (lua_pcall(L, 0, 0, 0) != 0) {
+ fprintf(stderr, "error running chain setup callback: %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
});
}
+std::vector<std::string> Theme::get_transition_names(float t)
+{
+ unique_lock<mutex> lock(m);
+ lua_getglobal(L, "get_transitions");
+ lua_pushnumber(L, t);
+ if (lua_pcall(L, 1, 1, 0) != 0) {
+ fprintf(stderr, "error running function `get_transitions': %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
+
+ std::vector<std::string> ret;
+ lua_pushnil(L);
+ while (lua_next(L, -2) != 0) {
+ ret.push_back(lua_tostring(L, -1));
+ lua_pop(L, 1);
+ }
+ return ret;
+}
+
void Theme::connect_signal(YCbCrInput *input, int signal_num)
{
input->set_texture_num(0, input_textures[signal_num].tex_y);
lua_pushnumber(L, t);
if (lua_pcall(L, 2, 0, 0) != 0) {
- fprintf(stderr, "error running function `transition_clicked': %s", lua_tostring(L, -1));
+ fprintf(stderr, "error running function `transition_clicked': %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
+}
+
+void Theme::channel_clicked(int preview_num)
+{
+ unique_lock<mutex> lock(m);
+ lua_getglobal(L, "channel_clicked");
+ lua_pushnumber(L, preview_num);
+
+ if (lua_pcall(L, 1, 0, 0) != 0) {
+ fprintf(stderr, "error running function `channel_clicked': %s\n", lua_tostring(L, -1));
exit(1);
}
}