-#include <stdio.h>
+#include "theme.h"
+
+#include <assert.h>
+#include <lauxlib.h>
#include <lua.h>
#include <lualib.h>
-#include <lauxlib.h>
-#include <new>
-#include <utility>
-
+#include <movit/effect.h>
#include <movit/effect_chain.h>
-#include <movit/ycbcr_input.h>
-#include <movit/white_balance_effect.h>
-#include <movit/resample_effect.h>
-#include <movit/padding_effect.h>
+#include <movit/image_format.h>
+#include <movit/mix_effect.h>
#include <movit/overlay_effect.h>
+#include <movit/padding_effect.h>
+#include <movit/resample_effect.h>
#include <movit/resize_effect.h>
-#include <movit/mix_effect.h>
+#include <movit/white_balance_effect.h>
+#include <movit/ycbcr.h>
+#include <movit/ycbcr_input.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <cstddef>
+#include <new>
+#include <utility>
+#include <memory>
-#include "theme.h"
+#include "defs.h"
+#include "image_input.h"
-#define WIDTH 1280 // FIXME
-#define HEIGHT 720 // FIXME
+namespace movit {
+class ResourcePool;
+} // namespace movit
using namespace std;
using namespace movit;
vector<LiveInputWrapper *> live_inputs;
+class LuaRefWithDeleter {
+public:
+ LuaRefWithDeleter(mutex *m, lua_State *L, int ref) : m(m), L(L), ref(ref) {}
+ ~LuaRefWithDeleter() {
+ unique_lock<mutex> lock(*m);
+ luaL_unref(L, LUA_REGISTRYINDEX, ref);
+ }
+ int get() const { return ref; }
+
+private:
+ LuaRefWithDeleter(const LuaRefWithDeleter &) = delete;
+
+ mutex *m;
+ lua_State *L;
+ int ref;
+};
+
template<class T, class... Args>
int wrap_lua_object(lua_State* L, const char *class_name, Args&&... args)
{
luaL_testudata(L, idx, "IntegralPaddingEffect") ||
luaL_testudata(L, idx, "OverlayEffect") ||
luaL_testudata(L, idx, "ResizeEffect") ||
- luaL_testudata(L, idx, "MixEffect")) {
+ luaL_testudata(L, idx, "MixEffect") ||
+ luaL_testudata(L, idx, "ImageInput")) {
return (Effect *)lua_touserdata(L, idx);
}
luaL_error(L, "Error: Index #%d was not an Effect type\n", idx);
return lua_toboolean(L, idx);
}
+std::string checkstdstring(lua_State *L, int index)
+{
+ size_t len;
+ const char* cstr = lua_tolstring(L, index, &len);
+ return std::string(cstr, len);
+}
+
int EffectChain_new(lua_State* L)
{
assert(lua_gettop(L) == 2);
// TODO: Better error reporting.
Effect *effect = get_effect(L, 2);
if (lua_gettop(L) == 2) {
- chain->add_effect(effect);
+ if (effect->num_inputs() == 0) {
+ chain->add_input((Input *)effect);
+ } else {
+ chain->add_effect(effect);
+ }
} else {
vector<Effect *> inputs;
for (int idx = 3; idx <= lua_gettop(L); ++idx) {
return 0;
}
+int ImageInput_new(lua_State* L)
+{
+ assert(lua_gettop(L) == 1);
+ std::string filename = checkstdstring(L, 1);
+ return wrap_lua_object<ImageInput>(L, "ImageInput", filename);
+}
+
int WhiteBalanceEffect_new(lua_State* L)
{
assert(lua_gettop(L) == 0);
{
assert(lua_gettop(L) == 3);
Effect *effect = (Effect *)get_effect(L, 1);
- size_t len;
- const char* cstr = lua_tolstring(L, 2, &len);
- std::string key(cstr, len);
+ std::string key = checkstdstring(L, 2);
float value = luaL_checknumber(L, 3);
if (!effect->set_float(key, value)) {
- luaL_error(L, "Effect refused set_float(\"%s\", %d) (invalid key?)", cstr, int(value));
+ luaL_error(L, "Effect refused set_float(\"%s\", %d) (invalid key?)", key.c_str(), int(value));
}
return 0;
}
{
assert(lua_gettop(L) == 3);
Effect *effect = (Effect *)get_effect(L, 1);
- size_t len;
- const char* cstr = lua_tolstring(L, 2, &len);
- std::string key(cstr, len);
+ std::string key = checkstdstring(L, 2);
float value = luaL_checknumber(L, 3);
if (!effect->set_int(key, value)) {
- luaL_error(L, "Effect refused set_int(\"%s\", %d) (invalid key?)", cstr, int(value));
+ luaL_error(L, "Effect refused set_int(\"%s\", %d) (invalid key?)", key.c_str(), int(value));
+ }
+ return 0;
+}
+
+int Effect_set_vec3(lua_State *L)
+{
+ assert(lua_gettop(L) == 5);
+ Effect *effect = (Effect *)get_effect(L, 1);
+ std::string key = checkstdstring(L, 2);
+ float v[3];
+ v[0] = luaL_checknumber(L, 3);
+ v[1] = luaL_checknumber(L, 4);
+ v[2] = luaL_checknumber(L, 5);
+ if (!effect->set_vec3(key, v)) {
+ luaL_error(L, "Effect refused set_vec3(\"%s\", %f, %f, %f) (invalid key?)", key.c_str(),
+ v[0], v[1], v[2]);
}
return 0;
}
{
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);
+ std::string key = checkstdstring(L, 2);
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);
if (!effect->set_vec4(key, v)) {
- luaL_error(L, "Effect refused set_vec4(\"%s\", %f, %f, %f, %f) (invalid key?)", cstr,
+ luaL_error(L, "Effect refused set_vec4(\"%s\", %f, %f, %f, %f) (invalid key?)", key.c_str(),
v[0], v[1], v[2], v[3]);
}
return 0;
{ NULL, NULL }
};
+const luaL_Reg ImageInput_funcs[] = {
+ { "new", ImageInput_new },
+ { "set_float", Effect_set_float },
+ { "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
+ { "set_vec4", Effect_set_vec4 },
+ { NULL, NULL }
+};
+
const luaL_Reg WhiteBalanceEffect_funcs[] = {
{ "new", WhiteBalanceEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", ResampleEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", PaddingEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", IntegralPaddingEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", OverlayEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", ResizeEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", MixEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec3", Effect_set_vec3 },
{ "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
theme->connect_signal(input, signal_num);
}
-Theme::Theme(const char *filename, ResourcePool *resource_pool)
- : resource_pool(resource_pool)
+Theme::Theme(const char *filename, ResourcePool *resource_pool, unsigned num_cards)
+ : resource_pool(resource_pool), num_cards(num_cards)
{
L = luaL_newstate();
luaL_openlibs(L);
register_class("EffectChain", EffectChain_funcs);
register_class("LiveInputWrapper", LiveInputWrapper_funcs);
+ register_class("ImageInput", ImageInput_funcs);
register_class("WhiteBalanceEffect", WhiteBalanceEffect_funcs);
register_class("ResampleEffect", ResampleEffect_funcs);
register_class("PaddingEffect", PaddingEffect_funcs);
exit(1);
}
lua_pushvalue(L, -1);
- int funcref = luaL_ref(L, LUA_REGISTRYINDEX); // TODO: leak!
+ shared_ptr<LuaRefWithDeleter> funcref(new LuaRefWithDeleter(&m, L, luaL_ref(L, LUA_REGISTRYINDEX)));
lua_pop(L, 2);
assert(lua_gettop(L) == 0);
return make_pair(chain, [this, funcref]{
unique_lock<mutex> lock(m);
// Set up state, including connecting signals.
- lua_rawgeti(L, LUA_REGISTRYINDEX, funcref);
+ lua_rawgeti(L, LUA_REGISTRYINDEX, funcref->get());
if (lua_pcall(L, 0, 0, 0) != 0) {
fprintf(stderr, "error running chain setup callback: %s\n", lua_tostring(L, -1));
exit(1);
});
}
+std::string Theme::get_channel_name(unsigned channel)
+{
+ unique_lock<mutex> lock(m);
+ lua_getglobal(L, "channel_name");
+ lua_pushnumber(L, channel);
+ if (lua_pcall(L, 1, 1, 0) != 0) {
+ fprintf(stderr, "error running function `channel_nam': %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
+
+ std::string ret = lua_tostring(L, -1);
+ lua_pop(L, 1);
+ assert(lua_gettop(L) == 0);
+ return ret;
+}
+
+bool Theme::get_supports_set_wb(unsigned channel)
+{
+ unique_lock<mutex> lock(m);
+ lua_getglobal(L, "supports_set_wb");
+ lua_pushnumber(L, channel);
+ if (lua_pcall(L, 1, 1, 0) != 0) {
+ fprintf(stderr, "error running function `supports_set_wb': %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
+
+ bool ret = checkbool(L, -1);
+ lua_pop(L, 1);
+ assert(lua_gettop(L) == 0);
+ return ret;
+}
+
+void Theme::set_wb(unsigned channel, double r, double g, double b)
+{
+ unique_lock<mutex> lock(m);
+ lua_getglobal(L, "set_wb");
+ lua_pushnumber(L, channel);
+ lua_pushnumber(L, r);
+ lua_pushnumber(L, g);
+ lua_pushnumber(L, b);
+ if (lua_pcall(L, 4, 0, 0) != 0) {
+ fprintf(stderr, "error running function `set_wb': %s\n", lua_tostring(L, -1));
+ exit(1);
+ }
+
+ assert(lua_gettop(L) == 0);
+}
+
std::vector<std::string> Theme::get_transition_names(float t)
{
unique_lock<mutex> lock(m);
void Theme::connect_signal(YCbCrInput *input, int signal_num)
{
+ if (signal_num >= int(num_cards)) {
+ if (signals_warned_about.insert(signal_num).second) {
+ fprintf(stderr, "WARNING: Theme asked for input %d, but we only have %u card(s).\n", signal_num, num_cards);
+ fprintf(stderr, "Mapping to card %d instead.\n", signal_num % num_cards);
+ }
+ signal_num %= num_cards;
+ }
input->set_texture_num(0, input_textures[signal_num].tex_y);
input->set_texture_num(1, input_textures[signal_num].tex_cbcr);
}