obs-studio/UI/importers/sl.cpp

498 lines
14 KiB
C++

/******************************************************************************
Copyright (C) 2019-2020 by Dillon Pentz <dillon@vodbox.io>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#include "importers.hpp"
using namespace std;
using namespace json11;
static string translate_key(const string &sl_key)
{
if (sl_key.substr(0, 6) == "Numpad" && sl_key.size() == 7) {
return "OBS_KEY_NUM" + sl_key.substr(6);
} else if (sl_key.substr(0, 3) == "Key") {
return "OBS_KEY_" + sl_key.substr(3);
} else if (sl_key.substr(0, 5) == "Digit") {
return "OBS_KEY_" + sl_key.substr(5);
} else if (sl_key[0] == 'F' && sl_key.size() < 4) {
return "OBS_KEY_" + sl_key;
}
#define add_translation(str, out) \
if (sl_key == str) { \
return out; \
}
add_translation("Backquote", "OBS_KEY_ASCIITILDE");
add_translation("Backspace", "OBS_KEY_BACKSPACE");
add_translation("Tab", "OBS_KEY_TAB");
add_translation("Space", "OBS_KEY_SPACE");
add_translation("Period", "OBS_KEY_PERIOD");
add_translation("Slash", "OBS_KEY_SLASH");
add_translation("Backslash", "OBS_KEY_BACKSLASH");
add_translation("Minus", "OBS_KEY_MINUS");
add_translation("Comma", "OBS_KEY_COMMA");
add_translation("Plus", "OBS_KEY_PLUS");
add_translation("Quote", "OBS_KEY_APOSTROPHE");
add_translation("Semicolon", "OBS_KEY_SEMICOLON");
add_translation("NumpadSubtract", "OBS_KEY_NUMMINUS");
add_translation("NumpadAdd", "OBS_KEY_NUMPLUS");
add_translation("NumpadDecimal", "OBS_KEY_NUMPERIOD");
add_translation("NumpadDivide", "OBS_KEY_NUMSLASH");
add_translation("NumpadMultiply", "OBS_KEY_NUMASTERISK");
add_translation("Enter", "OBS_KEY_RETURN");
add_translation("CapsLock", "OBS_KEY_CAPSLOCK");
add_translation("NumLock", "OBS_KEY_NUMLOCK");
add_translation("ScrollLock", "OBS_KEY_SCROLLLOCK");
add_translation("Pause", "OBS_KEY_PAUSE");
add_translation("Insert", "OBS_KEY_INSERT");
add_translation("Home", "OBS_KEY_HOME");
add_translation("End", "OBS_KEY_END");
add_translation("Escape", "OBS_KEY_ESCAPE");
add_translation("Delete", "OBS_KEY_DELETE");
add_translation("ArrowUp", "OBS_KEY_UP");
add_translation("ArrowDown", "OBS_KEY_DOWN");
add_translation("ArrowLeft", "OBS_KEY_LEFT");
add_translation("ArrowRight", "OBS_KEY_RIGHT");
add_translation("PageUp", "OBS_KEY_PAGEUP");
add_translation("PageDown", "OBS_KEY_PAGEDOWN");
add_translation("BracketLeft", "OBS_KEY_BRACKETLEFT");
add_translation("BracketRight", "OBS_KEY_BRACKETRIGHT");
#undef add_translation
return "";
}
static string translate_hotkey(const Json &hotkey, const string &source)
{
string name = hotkey["actionName"].string_value();
#define add_translation(in, str, out, source) \
if (in == str) { \
return out + source; \
}
add_translation(name, "TOGGLE_SOURCE_VISIBILITY_SHOW",
"libobs.show_scene_item.", source);
add_translation(name, "TOGGLE_SOURCE_VISIBILITY_HIDE",
"libobs.hide_scene_item.", source);
string empty = "";
add_translation(name, "SWITCH_TO_SCENE", "OBSBasic.SelectScene", empty);
add_translation(name, "TOGGLE_MUTE", "libobs.mute", empty);
add_translation(name, "TOGGLE_UNMUTE", "libobs.unmute", empty);
add_translation(name, "PUSH_TO_MUTE", "libobs.push-to-mute", empty);
add_translation(name, "PUSH_TO_TALK", "libobs.push-to-talk", empty);
add_translation(name, "GAME_CAPTURE_HOTKEY_START", "hotkey_start",
empty);
add_translation(name, "GAME_CAPTURE_HOTKEY_STOP", "hotkey_stop", empty);
return "";
#undef add_translation
}
static bool source_name_exists(const Json::array &sources, const string &name)
{
for (size_t i = 0; i < sources.size(); i++) {
Json item = sources[i];
string source_name = item["name"].string_value();
if (source_name == name)
return true;
}
return false;
}
static string get_source_name_from_id(const Json &root,
const Json::array &sources,
const string &id)
{
for (size_t i = 0; i < sources.size(); i++) {
Json item = sources[i];
string source_id = item["sl_id"].string_value();
if (source_id == id)
return item["name"].string_value();
}
Json::array scene_arr = root["scenes"]["items"].array_items();
for (size_t i = 0; i < scene_arr.size(); i++) {
Json item = scene_arr[i];
string source_id = item["id"].string_value();
if (source_id == id) {
string name = item["name"].string_value();
int copy = 1;
string out_name = name;
while (source_name_exists(sources, out_name))
out_name = name + "(" + to_string(copy++) + ")";
return out_name;
}
}
return "";
}
static void get_hotkey_bindings(Json::object &out_hotkeys,
const Json &in_hotkeys, const string &name)
{
Json::array hot_arr = in_hotkeys.array_items();
for (size_t i = 0; i < hot_arr.size(); i++) {
Json hotkey = hot_arr[i];
Json::array bindings = hotkey["bindings"].array_items();
Json::array out_hotkey = Json::array{};
string hotkey_name = translate_hotkey(hotkey, name);
for (size_t x = 0; x < bindings.size(); x++) {
Json binding = bindings[x];
Json modifiers = binding["modifiers"];
string key =
translate_key(binding["key"].string_value());
out_hotkey.push_back(
Json::object{{"control", modifiers["ctrl"]},
{"shift", modifiers["shift"]},
{"command", modifiers["meta"]},
{"alt", modifiers["alt"]},
{"key", key}});
}
out_hotkeys[hotkey_name] = out_hotkey;
}
}
static void get_scene_items(const Json &root, const Json::array &out_sources,
Json::object &scene, const Json::array &in)
{
int length = 0;
Json::object hotkeys = scene["hotkeys"].object_items();
Json::array out_items = Json::array{};
for (size_t i = 0; i < in.size(); i++) {
Json item = in[i];
Json in_crop = item["crop"];
string id = item["sourceId"].string_value();
string name = get_source_name_from_id(root, out_sources, id);
Json::array hotkey_items =
item["hotkeys"]["items"].array_items();
get_hotkey_bindings(hotkeys, hotkey_items, name);
out_items.push_back(Json::object{
{"name", name},
{"id", length++},
{"pos",
Json::object{{"x", item["x"]}, {"y", item["y"]}}},
{"scale", Json::object{{"x", item["scaleX"]},
{"y", item["scaleY"]}}},
{"rot", item["rotation"]},
{"visible", item["visible"]},
{"crop_top", in_crop["top"]},
{"crop_bottom", in_crop["bottom"]},
{"crop_left", in_crop["left"]},
{"crop_right", in_crop["right"]}});
}
scene["hotkeys"] = hotkeys;
scene["settings"] =
Json::object{{"items", out_items}, {"id_counter", length}};
}
static int attempt_import(const Json &root, const string &name, Json &res)
{
Json::array source_arr = root["sources"]["items"].array_items();
Json::array scenes_arr = root["scenes"]["items"].array_items();
Json::array t_arr = root["transitions"]["transitions"].array_items();
string t_id = root["transitions"]["defaultTransitionId"].string_value();
Json::array out_sources = Json::array{};
Json::array out_transitions = Json::array{};
for (size_t i = 0; i < source_arr.size(); i++) {
Json source = source_arr[i];
Json in_hotkeys = source["hotkeys"];
Json::array hotkey_items =
source["hotkeys"]["items"].array_items();
Json in_filters = source["filters"];
Json::array filter_items = in_filters["items"].array_items();
Json in_settings = source["settings"];
Json in_sync = source["syncOffset"];
int sync = (int)(in_sync["sec"].number_value() * 1000000000 +
in_sync["nsec"].number_value());
double vol = source["volume"].number_value();
bool muted = source["muted"].bool_value();
string name = source["name"].string_value();
int monitoring = (int)source["monitoringType"].int_value();
Json::object out_hotkeys = Json::object{};
get_hotkey_bindings(out_hotkeys, hotkey_items, "");
Json::array out_filters = Json::array{};
for (size_t x = 0; x < filter_items.size(); x++) {
Json::object filter = filter_items[x].object_items();
string type = filter["type"].string_value();
filter["id"] = type;
out_filters.push_back(filter);
}
int copy = 1;
string out_name = name;
while (source_name_exists(out_sources, out_name))
out_name = name + "(" + to_string(copy++) + ")";
string sl_id = source["id"].string_value();
out_sources.push_back(
Json::object{{"filters", out_filters},
{"hotkeys", out_hotkeys},
{"id", source["type"]},
{"sl_id", sl_id},
{"settings", in_settings},
{"sync", sync},
{"volume", vol},
{"muted", muted},
{"name", out_name},
{"monitoring_type", monitoring}});
}
string scene_name = "";
for (size_t i = 0; i < scenes_arr.size(); i++) {
Json scene = scenes_arr[i];
Json in_hotkeys = scene["hotkeys"];
Json::array hotkey_items = in_hotkeys["items"].array_items();
Json in_filters = scene["filters"];
Json::array filter_items = in_filters["items"].array_items();
Json in_settings = scene["settings"];
string name = scene["name"].string_value();
Json::object out_hotkeys = Json::object{};
get_hotkey_bindings(out_hotkeys, hotkey_items, "");
Json::array out_filters = Json::array{};
for (size_t x = 0; x < filter_items.size(); x++) {
Json::object filter = filter_items[x].object_items();
string type = filter["type"].string_value();
filter["id"] = type;
out_filters.push_back(filter);
}
int copy = 1;
string out_name = name;
while (source_name_exists(out_sources, out_name))
out_name = name + "(" + to_string(copy++) + ")";
if (scene_name == "")
scene_name = out_name;
string sl_id = scene["id"].string_value();
Json::object out =
Json::object{{"filters", out_filters},
{"hotkeys", out_hotkeys},
{"id", "scene"},
{"sl_id", sl_id},
{"settings", in_settings},
{"volume", 1.0},
{"name", out_name},
{"private_settings", Json::object{}}};
Json in_items = scene["sceneItems"];
Json::array items_arr = in_items["items"].array_items();
get_scene_items(root, out_sources, out, items_arr);
out_sources.push_back(out);
}
string transition_name = "";
for (size_t i = 0; i < t_arr.size(); i++) {
Json transition = t_arr[i];
Json in_settings = transition["settings"];
int duration = transition["duration"].int_value();
string name = transition["name"].string_value();
string id = transition["id"].string_value();
if (id == t_id)
transition_name = name;
out_transitions.push_back(
Json::object{{"id", transition["type"]},
{"settings", in_settings},
{"name", name},
{"duration", duration}});
}
res = Json::object{{"sources", out_sources},
{"transitions", out_transitions},
{"current_scene", scene_name},
{"current_program_scene", scene_name},
{"current_transition", transition_name},
{"name", name == "" ? "Streamlabs Import" : name}};
return IMPORTER_SUCCESS;
}
string SLImporter::Name(const string &path)
{
string name;
string folder = GetFolderFromPath(path);
string manifest_file = GetFilenameFromPath(path);
string manifest_path = folder + "manifest.json";
if (os_file_exists(manifest_path.c_str())) {
BPtr<char> file_data =
os_quick_read_utf8_file(manifest_path.c_str());
string err;
Json data = Json::parse(file_data, err);
if (err == "") {
Json::array collections =
data["collections"].array_items();
bool name_set = false;
for (size_t i = 0, l = collections.size(); i < l; i++) {
Json c = collections[i];
string c_id = c["id"].string_value();
string c_name = c["name"].string_value();
if (c_id == manifest_file) {
name = c_name;
name_set = true;
break;
}
}
if (!name_set) {
name = "Unknown Streamlabs Import";
}
}
} else {
name = "Unknown Streamlabs Import";
}
return name;
}
int SLImporter::ImportScenes(const string &path, string &name, Json &res)
{
BPtr<char> file_data = os_quick_read_utf8_file(path.c_str());
std::string err;
Json data = Json::parse(file_data, err);
if (err != "")
return IMPORTER_ERROR_DURING_CONVERSION;
string node_type = data["nodeType"].string_value();
int result = IMPORTER_ERROR_DURING_CONVERSION;
if (node_type == "RootNode") {
if (name == "") {
string auto_name = Name(path);
result = attempt_import(data, auto_name, res);
} else {
result = attempt_import(data, name, res);
}
}
TranslateOSStudio(res);
return result;
}
bool SLImporter::Check(const string &path)
{
bool check = false;
BPtr<char> file_data = os_quick_read_utf8_file(path.c_str());
if (file_data) {
string err;
Json root = Json::parse(file_data, err);
if (!root.is_null()) {
string node_type = root["nodeType"].string_value();
if (node_type == "RootNode")
check = true;
}
}
return check;
}
OBSImporterFiles SLImporter::FindFiles()
{
OBSImporterFiles res;
#ifdef _WIN32
char dst[512];
int found = os_get_config_path(dst, 512,
"slobs-client\\SceneCollections\\");
if (found == -1)
return res;
os_dir_t *dir = os_opendir(dst);
struct os_dirent *ent;
while ((ent = os_readdir(dir)) != NULL) {
string name = ent->d_name;
if (ent->directory || name[0] == '.' || name == "manifest.json")
continue;
size_t pos = name.find_last_of(".json");
size_t end_pos = name.size() - 1;
if (pos != -1 && pos == end_pos) {
string str = dst + name;
res.push_back(str);
}
}
os_closedir(dir);
#endif
return res;
}