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obs-studio/UI/obs-app.cpp

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/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
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 <time.h>
#include <stdio.h>
#include <wchar.h>
#include <chrono>
#include <ratio>
#include <string>
#include <sstream>
#include <mutex>
#include <util/bmem.h>
#include <util/dstr.hpp>
#include <util/platform.h>
#include <util/profiler.hpp>
#include <util/cf-parser.h>
#include <obs-config.h>
#include <obs.hpp>
#include <QGuiApplication>
#include <QProxyStyle>
#include <QScreen>
#include "qt-wrappers.hpp"
#include "obs-app.hpp"
#include "window-basic-main.hpp"
#include "window-basic-settings.hpp"
#include "crash-report.hpp"
#include "platform.hpp"
#include <fstream>
#include <curl/curl.h>
#ifdef _WIN32
#include <windows.h>
#else
#include <signal.h>
#endif
#include <iostream>
using namespace std;
static log_handler_t def_log_handler;
static string currentLogFile;
static string lastLogFile;
static string lastCrashLogFile;
bool portable_mode = false;
static bool multi = false;
static bool log_verbose = false;
static bool unfiltered_log = false;
bool opt_start_streaming = false;
bool opt_start_recording = false;
bool opt_studio_mode = false;
bool opt_start_replaybuffer = false;
bool opt_minimize_tray = false;
bool opt_allow_opengl = false;
bool opt_always_on_top = false;
string opt_starting_collection;
string opt_starting_profile;
string opt_starting_scene;
bool remuxAfterRecord = false;
string remuxFilename;
// GPU hint exports for AMD/NVIDIA laptops
#ifdef _MSC_VER
extern "C" __declspec(dllexport) DWORD NvOptimusEnablement = 1;
extern "C" __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
#endif
QObject *CreateShortcutFilter()
{
return new OBSEventFilter([](QObject *obj, QEvent *event)
{
auto mouse_event = [](QMouseEvent &event)
{
obs_key_combination_t hotkey = {0, OBS_KEY_NONE};
bool pressed = event.type() == QEvent::MouseButtonPress;
switch (event.button()) {
case Qt::NoButton:
case Qt::LeftButton:
case Qt::RightButton:
case Qt::AllButtons:
case Qt::MouseButtonMask:
return false;
case Qt::MidButton:
hotkey.key = OBS_KEY_MOUSE3;
break;
#define MAP_BUTTON(i, j) case Qt::ExtraButton ## i: \
hotkey.key = OBS_KEY_MOUSE ## j; break;
MAP_BUTTON( 1, 4);
MAP_BUTTON( 2, 5);
MAP_BUTTON( 3, 6);
MAP_BUTTON( 4, 7);
MAP_BUTTON( 5, 8);
MAP_BUTTON( 6, 9);
MAP_BUTTON( 7, 10);
MAP_BUTTON( 8, 11);
MAP_BUTTON( 9, 12);
MAP_BUTTON(10, 13);
MAP_BUTTON(11, 14);
MAP_BUTTON(12, 15);
MAP_BUTTON(13, 16);
MAP_BUTTON(14, 17);
MAP_BUTTON(15, 18);
MAP_BUTTON(16, 19);
MAP_BUTTON(17, 20);
MAP_BUTTON(18, 21);
MAP_BUTTON(19, 22);
MAP_BUTTON(20, 23);
MAP_BUTTON(21, 24);
MAP_BUTTON(22, 25);
MAP_BUTTON(23, 26);
MAP_BUTTON(24, 27);
#undef MAP_BUTTON
}
hotkey.modifiers = TranslateQtKeyboardEventModifiers(
event.modifiers());
obs_hotkey_inject_event(hotkey, pressed);
return true;
};
auto key_event = [&](QKeyEvent *event)
{
QDialog *dialog = qobject_cast<QDialog*>(obj);
obs_key_combination_t hotkey = {0, OBS_KEY_NONE};
bool pressed = event->type() == QEvent::KeyPress;
switch (event->key()) {
case Qt::Key_Shift:
case Qt::Key_Control:
case Qt::Key_Alt:
case Qt::Key_Meta:
break;
#ifdef __APPLE__
case Qt::Key_CapsLock:
// kVK_CapsLock == 57
hotkey.key = obs_key_from_virtual_key(57);
pressed = true;
break;
#endif
case Qt::Key_Enter:
case Qt::Key_Escape:
case Qt::Key_Return:
if (dialog && pressed)
return false;
/* Falls through. */
default:
hotkey.key = obs_key_from_virtual_key(
event->nativeVirtualKey());
}
hotkey.modifiers = TranslateQtKeyboardEventModifiers(
event->modifiers());
obs_hotkey_inject_event(hotkey, pressed);
return true;
};
switch (event->type()) {
case QEvent::MouseButtonPress:
case QEvent::MouseButtonRelease:
return mouse_event(*static_cast<QMouseEvent*>(event));
/*case QEvent::MouseButtonDblClick:
case QEvent::Wheel:*/
case QEvent::KeyPress:
case QEvent::KeyRelease:
return key_event(static_cast<QKeyEvent*>(event));
default:
return false;
}
});
}
string CurrentTimeString()
{
using namespace std::chrono;
struct tm tstruct;
char buf[80];
auto tp = system_clock::now();
auto now = system_clock::to_time_t(tp);
tstruct = *localtime(&now);
size_t written = strftime(buf, sizeof(buf), "%X", &tstruct);
if (ratio_less<system_clock::period, seconds::period>::value &&
written && (sizeof(buf) - written) > 5) {
auto tp_secs =
time_point_cast<seconds>(tp);
auto millis =
duration_cast<milliseconds>(tp - tp_secs).count();
snprintf(buf + written, sizeof(buf) - written, ".%03u",
static_cast<unsigned>(millis));
}
return buf;
}
string CurrentDateTimeString()
{
time_t now = time(0);
struct tm tstruct;
char buf[80];
tstruct = *localtime(&now);
strftime(buf, sizeof(buf), "%Y-%m-%d, %X", &tstruct);
return buf;
}
static inline void LogString(fstream &logFile, const char *timeString,
char *str)
{
logFile << timeString << str << endl;
}
static inline void LogStringChunk(fstream &logFile, char *str)
{
char *nextLine = str;
string timeString = CurrentTimeString();
timeString += ": ";
while (*nextLine) {
char *nextLine = strchr(str, '\n');
if (!nextLine)
break;
if (nextLine != str && nextLine[-1] == '\r') {
nextLine[-1] = 0;
} else {
nextLine[0] = 0;
}
LogString(logFile, timeString.c_str(), str);
nextLine++;
str = nextLine;
}
LogString(logFile, timeString.c_str(), str);
}
#define MAX_REPEATED_LINES 30
#define MAX_CHAR_VARIATION (255 * 3)
static inline int sum_chars(const char *str)
{
int val = 0;
for (; *str != 0; str++)
val += *str;
return val;
}
static inline bool too_many_repeated_entries(fstream &logFile, const char *msg,
const char *output_str)
{
static mutex log_mutex;
static const char *last_msg_ptr = nullptr;
static int last_char_sum = 0;
static char cmp_str[4096];
static int rep_count = 0;
int new_sum = sum_chars(output_str);
lock_guard<mutex> guard(log_mutex);
if (unfiltered_log) {
return false;
}
if (last_msg_ptr == msg) {
int diff = std::abs(new_sum - last_char_sum);
if (diff < MAX_CHAR_VARIATION) {
return (rep_count++ >= MAX_REPEATED_LINES);
}
}
if (rep_count > MAX_REPEATED_LINES) {
logFile << CurrentTimeString() <<
": Last log entry repeated for " <<
to_string(rep_count - MAX_REPEATED_LINES) <<
" more lines" << endl;
}
last_msg_ptr = msg;
strcpy(cmp_str, output_str);
last_char_sum = new_sum;
rep_count = 0;
return false;
}
static void do_log(int log_level, const char *msg, va_list args, void *param)
{
fstream &logFile = *static_cast<fstream*>(param);
char str[4096];
#ifndef _WIN32
va_list args2;
va_copy(args2, args);
#endif
vsnprintf(str, 4095, msg, args);
#ifdef _WIN32
if (IsDebuggerPresent()) {
int wNum = MultiByteToWideChar(CP_UTF8, 0, str, -1, NULL, 0);
if (wNum > 1) {
static wstring wide_buf;
static mutex wide_mutex;
lock_guard<mutex> lock(wide_mutex);
wide_buf.reserve(wNum + 1);
wide_buf.resize(wNum - 1);
MultiByteToWideChar(CP_UTF8, 0, str, -1, &wide_buf[0],
wNum);
wide_buf.push_back('\n');
OutputDebugStringW(wide_buf.c_str());
}
}
#else
def_log_handler(log_level, msg, args2, nullptr);
va_end(args2);
#endif
if (log_level <= LOG_INFO || log_verbose) {
if (too_many_repeated_entries(logFile, msg, str))
return;
LogStringChunk(logFile, str);
}
#if defined(_WIN32) && defined(OBS_DEBUGBREAK_ON_ERROR)
if (log_level <= LOG_ERROR && IsDebuggerPresent())
__debugbreak();
#endif
}
#define DEFAULT_LANG "en-US"
bool OBSApp::InitGlobalConfigDefaults()
{
config_set_default_string(globalConfig, "General", "Language",
DEFAULT_LANG);
config_set_default_uint(globalConfig, "General", "MaxLogs", 10);
config_set_default_int(globalConfig, "General", "InfoIncrement", -1);
config_set_default_string(globalConfig, "General", "ProcessPriority",
"Normal");
config_set_default_bool(globalConfig, "General", "EnableAutoUpdates",
true);
#if _WIN32
config_set_default_string(globalConfig, "Video", "Renderer",
"Direct3D 11");
#else
config_set_default_string(globalConfig, "Video", "Renderer", "OpenGL");
#endif
config_set_default_bool(globalConfig, "BasicWindow", "PreviewEnabled",
true);
config_set_default_bool(globalConfig, "BasicWindow",
"PreviewProgramMode", false);
config_set_default_bool(globalConfig, "BasicWindow",
"SceneDuplicationMode", true);
config_set_default_bool(globalConfig, "BasicWindow",
"SwapScenesMode", true);
config_set_default_bool(globalConfig, "BasicWindow",
"SnappingEnabled", true);
config_set_default_bool(globalConfig, "BasicWindow",
"ScreenSnapping", true);
config_set_default_bool(globalConfig, "BasicWindow",
"SourceSnapping", true);
config_set_default_bool(globalConfig, "BasicWindow",
"CenterSnapping", false);
config_set_default_double(globalConfig, "BasicWindow",
"SnapDistance", 10.0);
config_set_default_bool(globalConfig, "BasicWindow",
"RecordWhenStreaming", false);
config_set_default_bool(globalConfig, "BasicWindow",
"KeepRecordingWhenStreamStops", false);
config_set_default_bool(globalConfig, "BasicWindow",
"SysTrayEnabled", true);
config_set_default_bool(globalConfig, "BasicWindow",
"SysTrayWhenStarted", false);
config_set_default_bool(globalConfig, "BasicWindow",
"SaveProjectors", false);
config_set_default_bool(globalConfig, "BasicWindow",
"ShowTransitions", true);
config_set_default_bool(globalConfig, "BasicWindow",
"ShowListboxToolbars", true);
config_set_default_bool(globalConfig, "BasicWindow",
"ShowStatusBar", true);
if (!config_get_bool(globalConfig, "General", "Pre21Defaults")) {
config_set_default_string(globalConfig, "General",
"CurrentTheme", "Dark");
}
config_set_default_bool(globalConfig, "BasicWindow",
"VerticalVolControl", false);
config_set_default_bool(globalConfig, "BasicWindow",
"MultiviewMouseSwitch", true);
config_set_default_bool(globalConfig, "BasicWindow",
"MultiviewDrawNames", true);
config_set_default_bool(globalConfig, "BasicWindow",
"MultiviewDrawAreas", true);
#ifdef _WIN32
uint32_t winver = GetWindowsVersion();
config_set_default_bool(globalConfig, "Audio", "DisableAudioDucking",
true);
config_set_default_bool(globalConfig, "General", "BrowserHWAccel",
winver > 0x601);
#endif
#ifdef __APPLE__
config_set_default_bool(globalConfig, "Video", "DisableOSXVSync", true);
config_set_default_bool(globalConfig, "Video", "ResetOSXVSyncOnExit",
true);
#endif
return true;
}
static bool do_mkdir(const char *path)
{
if (os_mkdirs(path) == MKDIR_ERROR) {
OBSErrorBox(NULL, "Failed to create directory %s", path);
return false;
}
return true;
}
static bool MakeUserDirs()
{
char path[512];
if (GetConfigPath(path, sizeof(path), "obs-studio/basic") <= 0)
return false;
if (!do_mkdir(path))
return false;
if (GetConfigPath(path, sizeof(path), "obs-studio/logs") <= 0)
return false;
if (!do_mkdir(path))
return false;
if (GetConfigPath(path, sizeof(path), "obs-studio/profiler_data") <= 0)
return false;
if (!do_mkdir(path))
return false;
#ifdef _WIN32
if (GetConfigPath(path, sizeof(path), "obs-studio/crashes") <= 0)
return false;
if (!do_mkdir(path))
return false;
if (GetConfigPath(path, sizeof(path), "obs-studio/updates") <= 0)
return false;
if (!do_mkdir(path))
return false;
#endif
if (GetConfigPath(path, sizeof(path), "obs-studio/plugin_config") <= 0)
return false;
if (!do_mkdir(path))
return false;
return true;
}
static bool MakeUserProfileDirs()
{
char path[512];
if (GetConfigPath(path, sizeof(path), "obs-studio/basic/profiles") <= 0)
return false;
if (!do_mkdir(path))
return false;
if (GetConfigPath(path, sizeof(path), "obs-studio/basic/scenes") <= 0)
return false;
if (!do_mkdir(path))
return false;
return true;
}
static string GetProfileDirFromName(const char *name)
{
string outputPath;
os_glob_t *glob;
char path[512];
if (GetConfigPath(path, sizeof(path), "obs-studio/basic/profiles") <= 0)
return outputPath;
strcat(path, "/*");
if (os_glob(path, 0, &glob) != 0)
return outputPath;
for (size_t i = 0; i < glob->gl_pathc; i++) {
struct os_globent ent = glob->gl_pathv[i];
if (!ent.directory)
continue;
strcpy(path, ent.path);
strcat(path, "/basic.ini");
ConfigFile config;
if (config.Open(path, CONFIG_OPEN_EXISTING) != 0)
continue;
const char *curName = config_get_string(config, "General",
"Name");
if (astrcmpi(curName, name) == 0) {
outputPath = ent.path;
break;
}
}
os_globfree(glob);
if (!outputPath.empty()) {
replace(outputPath.begin(), outputPath.end(), '\\', '/');
const char *start = strrchr(outputPath.c_str(), '/');
if (start)
outputPath.erase(0, start - outputPath.c_str() + 1);
}
return outputPath;
}
static string GetSceneCollectionFileFromName(const char *name)
{
string outputPath;
os_glob_t *glob;
char path[512];
if (GetConfigPath(path, sizeof(path), "obs-studio/basic/scenes") <= 0)
return outputPath;
strcat(path, "/*.json");
if (os_glob(path, 0, &glob) != 0)
return outputPath;
for (size_t i = 0; i < glob->gl_pathc; i++) {
struct os_globent ent = glob->gl_pathv[i];
if (ent.directory)
continue;
obs_data_t *data =
obs_data_create_from_json_file_safe(ent.path, "bak");
const char *curName = obs_data_get_string(data, "name");
if (astrcmpi(name, curName) == 0) {
outputPath = ent.path;
obs_data_release(data);
break;
}
obs_data_release(data);
}
os_globfree(glob);
if (!outputPath.empty()) {
outputPath.resize(outputPath.size() - 5);
replace(outputPath.begin(), outputPath.end(), '\\', '/');
const char *start = strrchr(outputPath.c_str(), '/');
if (start)
outputPath.erase(0, start - outputPath.c_str() + 1);
}
return outputPath;
}
bool OBSApp::UpdatePre22MultiviewLayout(const char *layout)
{
if (!layout)
return false;
if (astrcmpi(layout, "horizontaltop") == 0) {
config_set_int(globalConfig, "BasicWindow", "MultiviewLayout",
static_cast<int>(
MultiviewLayout::HORIZONTAL_TOP_8_SCENES));
return true;
}
if (astrcmpi(layout, "horizontalbottom") == 0) {
config_set_int(globalConfig, "BasicWindow", "MultiviewLayout",
static_cast<int>(
MultiviewLayout::HORIZONTAL_BOTTOM_8_SCENES));
return true;
}
if (astrcmpi(layout, "verticalleft") == 0) {
config_set_int(globalConfig, "BasicWindow", "MultiviewLayout",
static_cast<int>(
MultiviewLayout::VERTICAL_LEFT_8_SCENES));
return true;
}
if (astrcmpi(layout, "verticalright") == 0) {
config_set_int(globalConfig, "BasicWindow", "MultiviewLayout",
static_cast<int>(
MultiviewLayout::VERTICAL_RIGHT_8_SCENES));
return true;
}
return false;
}
bool OBSApp::InitGlobalConfig()
{
char path[512];
bool changed = false;
int len = GetConfigPath(path, sizeof(path),
"obs-studio/global.ini");
if (len <= 0) {
return false;
}
int errorcode = globalConfig.Open(path, CONFIG_OPEN_ALWAYS);
if (errorcode != CONFIG_SUCCESS) {
OBSErrorBox(NULL, "Failed to open global.ini: %d", errorcode);
return false;
}
if (!opt_starting_collection.empty()) {
string path = GetSceneCollectionFileFromName(
opt_starting_collection.c_str());
if (!path.empty()) {
config_set_string(globalConfig,
"Basic", "SceneCollection",
opt_starting_collection.c_str());
config_set_string(globalConfig,
"Basic", "SceneCollectionFile",
path.c_str());
changed = true;
}
}
if (!opt_starting_profile.empty()) {
string path = GetProfileDirFromName(
opt_starting_profile.c_str());
if (!path.empty()) {
config_set_string(globalConfig, "Basic", "Profile",
opt_starting_profile.c_str());
config_set_string(globalConfig, "Basic", "ProfileDir",
path.c_str());
changed = true;
}
}
if (!config_has_user_value(globalConfig, "General", "Pre19Defaults")) {
uint32_t lastVersion = config_get_int(globalConfig, "General",
"LastVersion");
bool useOldDefaults = lastVersion &&
lastVersion < MAKE_SEMANTIC_VERSION(19, 0, 0);
config_set_bool(globalConfig, "General", "Pre19Defaults",
useOldDefaults);
changed = true;
}
if (!config_has_user_value(globalConfig, "General", "Pre21Defaults")) {
uint32_t lastVersion = config_get_int(globalConfig, "General",
"LastVersion");
bool useOldDefaults = lastVersion &&
lastVersion < MAKE_SEMANTIC_VERSION(21, 0, 0);
config_set_bool(globalConfig, "General", "Pre21Defaults",
useOldDefaults);
changed = true;
}
if (config_has_user_value(globalConfig, "BasicWindow",
"MultiviewLayout")) {
const char *layout = config_get_string(globalConfig,
"BasicWindow", "MultiviewLayout");
changed |= UpdatePre22MultiviewLayout(layout);
}
if (changed)
config_save_safe(globalConfig, "tmp", nullptr);
return InitGlobalConfigDefaults();
}
bool OBSApp::InitLocale()
{
ProfileScope("OBSApp::InitLocale");
const char *lang = config_get_string(globalConfig, "General",
"Language");
locale = lang;
string englishPath;
if (!GetDataFilePath("locale/" DEFAULT_LANG ".ini", englishPath)) {
OBSErrorBox(NULL, "Failed to find locale/" DEFAULT_LANG ".ini");
return false;
}
textLookup = text_lookup_create(englishPath.c_str());
if (!textLookup) {
OBSErrorBox(NULL, "Failed to create locale from file '%s'",
englishPath.c_str());
return false;
}
bool userLocale = config_has_user_value(globalConfig, "General",
"Language");
bool defaultLang = astrcmpi(lang, DEFAULT_LANG) == 0;
if (userLocale && defaultLang)
return true;
if (!userLocale && defaultLang) {
for (auto &locale_ : GetPreferredLocales()) {
if (locale_ == lang)
return true;
stringstream file;
file << "locale/" << locale_ << ".ini";
string path;
if (!GetDataFilePath(file.str().c_str(), path))
continue;
if (!text_lookup_add(textLookup, path.c_str()))
continue;
blog(LOG_INFO, "Using preferred locale '%s'",
locale_.c_str());
locale = locale_;
return true;
}
return true;
}
stringstream file;
file << "locale/" << lang << ".ini";
string path;
if (GetDataFilePath(file.str().c_str(), path)) {
if (!text_lookup_add(textLookup, path.c_str()))
blog(LOG_ERROR, "Failed to add locale file '%s'",
path.c_str());
} else {
blog(LOG_ERROR, "Could not find locale file '%s'",
file.str().c_str());
}
return true;
}
void OBSApp::AddExtraThemeColor(QPalette &pal, int group,
const char *name, uint32_t color)
{
std::function<void(QPalette::ColorGroup)> func;
#define DEF_PALETTE_ASSIGN(name) \
do { \
func = [&] (QPalette::ColorGroup group) \
{ \
pal.setColor(group, QPalette::name, \
QColor::fromRgb(color)); \
}; \
} while (false)
if (astrcmpi(name, "alternateBase") == 0) {
DEF_PALETTE_ASSIGN(AlternateBase);
} else if (astrcmpi(name, "base") == 0) {
DEF_PALETTE_ASSIGN(Base);
} else if (astrcmpi(name, "brightText") == 0) {
DEF_PALETTE_ASSIGN(BrightText);
} else if (astrcmpi(name, "button") == 0) {
DEF_PALETTE_ASSIGN(Button);
} else if (astrcmpi(name, "buttonText") == 0) {
DEF_PALETTE_ASSIGN(ButtonText);
} else if (astrcmpi(name, "brightText") == 0) {
DEF_PALETTE_ASSIGN(BrightText);
} else if (astrcmpi(name, "dark") == 0) {
DEF_PALETTE_ASSIGN(Dark);
} else if (astrcmpi(name, "highlight") == 0) {
DEF_PALETTE_ASSIGN(Highlight);
} else if (astrcmpi(name, "highlightedText") == 0) {
DEF_PALETTE_ASSIGN(HighlightedText);
} else if (astrcmpi(name, "light") == 0) {
DEF_PALETTE_ASSIGN(Light);
} else if (astrcmpi(name, "link") == 0) {
DEF_PALETTE_ASSIGN(Link);
} else if (astrcmpi(name, "linkVisited") == 0) {
DEF_PALETTE_ASSIGN(LinkVisited);
} else if (astrcmpi(name, "mid") == 0) {
DEF_PALETTE_ASSIGN(Mid);
} else if (astrcmpi(name, "midlight") == 0) {
DEF_PALETTE_ASSIGN(Midlight);
} else if (astrcmpi(name, "shadow") == 0) {
DEF_PALETTE_ASSIGN(Shadow);
} else if (astrcmpi(name, "text") == 0 ||
astrcmpi(name, "foreground") == 0) {
DEF_PALETTE_ASSIGN(Text);
} else if (astrcmpi(name, "toolTipBase") == 0) {
DEF_PALETTE_ASSIGN(ToolTipBase);
} else if (astrcmpi(name, "toolTipText") == 0) {
DEF_PALETTE_ASSIGN(ToolTipText);
} else if (astrcmpi(name, "windowText") == 0) {
DEF_PALETTE_ASSIGN(WindowText);
} else if (astrcmpi(name, "window") == 0 ||
astrcmpi(name, "background") == 0) {
DEF_PALETTE_ASSIGN(Window);
} else {
return;
}
#undef DEF_PALETTE_ASSIGN
switch (group) {
case QPalette::Disabled:
case QPalette::Active:
case QPalette::Inactive:
func((QPalette::ColorGroup)group);
break;
default:
func((QPalette::ColorGroup)QPalette::Disabled);
func((QPalette::ColorGroup)QPalette::Active);
func((QPalette::ColorGroup)QPalette::Inactive);
}
}
struct CFParser {
cf_parser cfp = {};
inline ~CFParser() {cf_parser_free(&cfp);}
inline operator cf_parser*() {return &cfp;}
inline cf_parser *operator->() {return &cfp;}
};
void OBSApp::ParseExtraThemeData(const char *path)
{
BPtr<char> data = os_quick_read_utf8_file(path);
QPalette pal = palette();
CFParser cfp;
int ret;
cf_parser_parse(cfp, data, path);
while (cf_go_to_token(cfp, "OBSTheme", nullptr)) {
if (!cf_next_token(cfp)) return;
int group = -1;
if (cf_token_is(cfp, ":")) {
ret = cf_next_token_should_be(cfp, ":", nullptr,
nullptr);
if (ret != PARSE_SUCCESS) continue;
if (!cf_next_token(cfp)) return;
if (cf_token_is(cfp, "disabled")) {
group = QPalette::Disabled;
} else if (cf_token_is(cfp, "active")) {
group = QPalette::Active;
} else if (cf_token_is(cfp, "inactive")) {
group = QPalette::Inactive;
} else {
continue;
}
if (!cf_next_token(cfp)) return;
}
if (!cf_token_is(cfp, "{")) continue;
for (;;) {
if (!cf_next_token(cfp)) return;
ret = cf_token_is_type(cfp, CFTOKEN_NAME, "name",
nullptr);
if (ret != PARSE_SUCCESS)
break;
DStr name;
dstr_copy_strref(name, &cfp->cur_token->str);
ret = cf_next_token_should_be(cfp, ":", ";",
nullptr);
if (ret != PARSE_SUCCESS) continue;
if (!cf_next_token(cfp)) return;
const char *array;
uint32_t color = 0;
if (cf_token_is(cfp, "#")) {
array = cfp->cur_token->str.array;
color = strtol(array + 1, nullptr, 16);
} else if (cf_token_is(cfp, "rgb")) {
ret = cf_next_token_should_be(cfp, "(", ";",
nullptr);
if (ret != PARSE_SUCCESS) continue;
if (!cf_next_token(cfp)) return;
array = cfp->cur_token->str.array;
color |= strtol(array, nullptr, 10) << 16;
ret = cf_next_token_should_be(cfp, ",", ";",
nullptr);
if (ret != PARSE_SUCCESS) continue;
if (!cf_next_token(cfp)) return;
array = cfp->cur_token->str.array;
color |= strtol(array, nullptr, 10) << 8;
ret = cf_next_token_should_be(cfp, ",", ";",
nullptr);
if (ret != PARSE_SUCCESS) continue;
if (!cf_next_token(cfp)) return;
array = cfp->cur_token->str.array;
color |= strtol(array, nullptr, 10);
} else if (cf_token_is(cfp, "white")) {
color = 0xFFFFFF;
} else if (cf_token_is(cfp, "black")) {
color = 0;
}
if (!cf_go_to_token(cfp, ";", nullptr)) return;
AddExtraThemeColor(pal, group, name->array, color);
}
ret = cf_token_should_be(cfp, "}", "}", nullptr);
if (ret != PARSE_SUCCESS) continue;
}
setPalette(pal);
}
bool OBSApp::SetTheme(std::string name, std::string path)
{
theme = name;
/* Check user dir first, then preinstalled themes. */
if (path == "") {
char userDir[512];
name = "themes/" + name + ".qss";
string temp = "obs-studio/" + name;
int ret = GetConfigPath(userDir, sizeof(userDir),
temp.c_str());
if (ret > 0 && QFile::exists(userDir)) {
path = string(userDir);
} else if (!GetDataFilePath(name.c_str(), path)) {
OBSErrorBox(NULL, "Failed to find %s.", name.c_str());
return false;
}
}
QString mpath = QString("file:///") + path.c_str();
setPalette(defaultPalette);
setStyleSheet(mpath);
ParseExtraThemeData(path.c_str());
emit StyleChanged();
return true;
}
bool OBSApp::InitTheme()
{
defaultPalette = palette();
const char *themeName = config_get_string(globalConfig, "General",
"CurrentTheme");
if (!themeName) {
/* Use deprecated "Theme" value if available */
themeName = config_get_string(globalConfig,
"General", "Theme");
if (!themeName)
themeName = "Default";
}
if (strcmp(themeName, "Default") != 0 && SetTheme(themeName))
return true;
return SetTheme("Default");
}
OBSApp::OBSApp(int &argc, char **argv, profiler_name_store_t *store)
: QApplication(argc, argv),
profilerNameStore(store)
{
sleepInhibitor = os_inhibit_sleep_create("OBS Video/audio");
}
OBSApp::~OBSApp()
{
#ifdef _WIN32
bool disableAudioDucking = config_get_bool(globalConfig, "Audio",
"DisableAudioDucking");
if (disableAudioDucking)
DisableAudioDucking(false);
#endif
#ifdef __APPLE__
bool vsyncDiabled = config_get_bool(globalConfig, "Video",
"DisableOSXVSync");
bool resetVSync = config_get_bool(globalConfig, "Video",
"ResetOSXVSyncOnExit");
if (vsyncDiabled && resetVSync)
EnableOSXVSync(true);
#endif
os_inhibit_sleep_set_active(sleepInhibitor, false);
os_inhibit_sleep_destroy(sleepInhibitor);
}
static void move_basic_to_profiles(void)
{
char path[512];
char new_path[512];
os_glob_t *glob;
/* if not first time use */
if (GetConfigPath(path, 512, "obs-studio/basic") <= 0)
return;
if (!os_file_exists(path))
return;
/* if the profiles directory doesn't already exist */
if (GetConfigPath(new_path, 512, "obs-studio/basic/profiles") <= 0)
return;
if (os_file_exists(new_path))
return;
if (os_mkdir(new_path) == MKDIR_ERROR)
return;
strcat(new_path, "/");
strcat(new_path, Str("Untitled"));
if (os_mkdir(new_path) == MKDIR_ERROR)
return;
strcat(path, "/*.*");
if (os_glob(path, 0, &glob) != 0)
return;
strcpy(path, new_path);
for (size_t i = 0; i < glob->gl_pathc; i++) {
struct os_globent ent = glob->gl_pathv[i];
char *file;
if (ent.directory)
continue;
file = strrchr(ent.path, '/');
if (!file++)
continue;
if (astrcmpi(file, "scenes.json") == 0)
continue;
strcpy(new_path, path);
strcat(new_path, "/");
strcat(new_path, file);
os_rename(ent.path, new_path);
}
os_globfree(glob);
}
static void move_basic_to_scene_collections(void)
{
char path[512];
char new_path[512];
if (GetConfigPath(path, 512, "obs-studio/basic") <= 0)
return;
if (!os_file_exists(path))
return;
if (GetConfigPath(new_path, 512, "obs-studio/basic/scenes") <= 0)
return;
if (os_file_exists(new_path))
return;
if (os_mkdir(new_path) == MKDIR_ERROR)
return;
strcat(path, "/scenes.json");
strcat(new_path, "/");
strcat(new_path, Str("Untitled"));
strcat(new_path, ".json");
os_rename(path, new_path);
}
void OBSApp::AppInit()
{
ProfileScope("OBSApp::AppInit");
if (!InitApplicationBundle())
throw "Failed to initialize application bundle";
if (!MakeUserDirs())
throw "Failed to create required user directories";
if (!InitGlobalConfig())
throw "Failed to initialize global config";
if (!InitLocale())
throw "Failed to load locale";
if (!InitTheme())
throw "Failed to load theme";
config_set_default_string(globalConfig, "Basic", "Profile",
Str("Untitled"));
config_set_default_string(globalConfig, "Basic", "ProfileDir",
Str("Untitled"));
config_set_default_string(globalConfig, "Basic", "SceneCollection",
Str("Untitled"));
config_set_default_string(globalConfig, "Basic", "SceneCollectionFile",
Str("Untitled"));
#ifdef _WIN32
bool disableAudioDucking = config_get_bool(globalConfig, "Audio",
"DisableAudioDucking");
if (disableAudioDucking)
DisableAudioDucking(true);
#endif
#ifdef __APPLE__
if (config_get_bool(globalConfig, "Video", "DisableOSXVSync"))
EnableOSXVSync(false);
#endif
enableHotkeysInFocus = !config_get_bool(globalConfig, "General",
"DisableHotkeysInFocus");
move_basic_to_profiles();
move_basic_to_scene_collections();
if (!MakeUserProfileDirs())
throw "Failed to create profile directories";
}
const char *OBSApp::GetRenderModule() const
{
const char *renderer = config_get_string(globalConfig, "Video",
"Renderer");
return (astrcmpi(renderer, "Direct3D 11") == 0) ?
DL_D3D11 : DL_OPENGL;
}
static bool StartupOBS(const char *locale, profiler_name_store_t *store)
{
char path[512];
if (GetConfigPath(path, sizeof(path), "obs-studio/plugin_config") <= 0)
return false;
return obs_startup(locale, path, store);
}
inline void OBSApp::ResetHotkeyState(bool inFocus)
{
obs_hotkey_enable_background_press(
inFocus || enableHotkeysInFocus);
}
void OBSApp::EnableInFocusHotkeys(bool enable)
{
enableHotkeysInFocus = enable;
ResetHotkeyState(applicationState() != Qt::ApplicationActive);
}
bool OBSApp::OBSInit()
{
ProfileScope("OBSApp::OBSInit");
setAttribute(Qt::AA_UseHighDpiPixmaps);
if (!StartupOBS(locale.c_str(), GetProfilerNameStore()))
return false;
#ifdef _WIN32
bool browserHWAccel = config_get_bool(globalConfig, "General",
"BrowserHWAccel");
obs_data_t *settings = obs_data_create();
obs_data_set_bool(settings, "BrowserHWAccel", browserHWAccel);
obs_apply_private_data(settings);
obs_data_release(settings);
blog(LOG_INFO, "Browser Hardware Acceleration: %s",
browserHWAccel ? "true" : "false");
#endif
blog(LOG_INFO, "Portable mode: %s",
portable_mode ? "true" : "false");
setQuitOnLastWindowClosed(false);
mainWindow = new OBSBasic();
mainWindow->setAttribute(Qt::WA_DeleteOnClose, true);
connect(mainWindow, SIGNAL(destroyed()), this, SLOT(quit()));
mainWindow->OBSInit();
connect(this, &QGuiApplication::applicationStateChanged,
[this](Qt::ApplicationState state)
{
ResetHotkeyState(
state != Qt::ApplicationActive);
});
ResetHotkeyState(applicationState() != Qt::ApplicationActive);
return true;
}
string OBSApp::GetVersionString() const
{
stringstream ver;
#ifdef HAVE_OBSCONFIG_H
ver << OBS_VERSION;
#else
ver << LIBOBS_API_MAJOR_VER << "." <<
LIBOBS_API_MINOR_VER << "." <<
LIBOBS_API_PATCH_VER;
#endif
ver << " (";
#ifdef _WIN32
if (sizeof(void*) == 8)
ver << "64-bit, ";
else
ver << "32-bit, ";
ver << "windows)";
#elif __APPLE__
ver << "mac)";
#elif __FreeBSD__
ver << "freebsd)";
#else /* assume linux for the time being */
ver << "linux)";
#endif
return ver.str();
}
bool OBSApp::IsPortableMode()
{
return portable_mode;
}
#ifdef __APPLE__
#define INPUT_AUDIO_SOURCE "coreaudio_input_capture"
#define OUTPUT_AUDIO_SOURCE "coreaudio_output_capture"
#elif _WIN32
#define INPUT_AUDIO_SOURCE "wasapi_input_capture"
#define OUTPUT_AUDIO_SOURCE "wasapi_output_capture"
#else
#define INPUT_AUDIO_SOURCE "pulse_input_capture"
#define OUTPUT_AUDIO_SOURCE "pulse_output_capture"
#endif
const char *OBSApp::InputAudioSource() const
{
return INPUT_AUDIO_SOURCE;
}
const char *OBSApp::OutputAudioSource() const
{
return OUTPUT_AUDIO_SOURCE;
}
const char *OBSApp::GetLastLog() const
{
return lastLogFile.c_str();
}
const char *OBSApp::GetCurrentLog() const
{
return currentLogFile.c_str();
}
const char *OBSApp::GetLastCrashLog() const
{
return lastCrashLogFile.c_str();
}
bool OBSApp::TranslateString(const char *lookupVal, const char **out) const
{
for (obs_frontend_translate_ui_cb cb : translatorHooks) {
if (cb(lookupVal, out))
return true;
}
return text_lookup_getstr(App()->GetTextLookup(), lookupVal, out);
}
QString OBSTranslator::translate(const char *context, const char *sourceText,
const char *disambiguation, int n) const
{
const char *out = nullptr;
if (!App()->TranslateString(sourceText, &out))
return QString(sourceText);
UNUSED_PARAMETER(context);
UNUSED_PARAMETER(disambiguation);
UNUSED_PARAMETER(n);
return QT_UTF8(out);
}
static bool get_token(lexer *lex, string &str, base_token_type type)
{
base_token token;
if (!lexer_getbasetoken(lex, &token, IGNORE_WHITESPACE))
return false;
if (token.type != type)
return false;
str.assign(token.text.array, token.text.len);
return true;
}
static bool expect_token(lexer *lex, const char *str, base_token_type type)
{
base_token token;
if (!lexer_getbasetoken(lex, &token, IGNORE_WHITESPACE))
return false;
if (token.type != type)
return false;
return strref_cmp(&token.text, str) == 0;
}
static uint64_t convert_log_name(bool has_prefix, const char *name)
{
BaseLexer lex;
string year, month, day, hour, minute, second;
lexer_start(lex, name);
if (has_prefix) {
string temp;
if (!get_token(lex, temp, BASETOKEN_ALPHA)) return 0;
}
if (!get_token(lex, year, BASETOKEN_DIGIT)) return 0;
if (!expect_token(lex, "-", BASETOKEN_OTHER)) return 0;
if (!get_token(lex, month, BASETOKEN_DIGIT)) return 0;
if (!expect_token(lex, "-", BASETOKEN_OTHER)) return 0;
if (!get_token(lex, day, BASETOKEN_DIGIT)) return 0;
if (!get_token(lex, hour, BASETOKEN_DIGIT)) return 0;
if (!expect_token(lex, "-", BASETOKEN_OTHER)) return 0;
if (!get_token(lex, minute, BASETOKEN_DIGIT)) return 0;
if (!expect_token(lex, "-", BASETOKEN_OTHER)) return 0;
if (!get_token(lex, second, BASETOKEN_DIGIT)) return 0;
stringstream timestring;
timestring << year << month << day << hour << minute << second;
return std::stoull(timestring.str());
}
static void delete_oldest_file(bool has_prefix, const char *location)
{
BPtr<char> logDir(GetConfigPathPtr(location));
string oldestLog;
uint64_t oldest_ts = (uint64_t)-1;
struct os_dirent *entry;
unsigned int maxLogs = (unsigned int)config_get_uint(
App()->GlobalConfig(), "General", "MaxLogs");
os_dir_t *dir = os_opendir(logDir);
if (dir) {
unsigned int count = 0;
while ((entry = os_readdir(dir)) != NULL) {
if (entry->directory || *entry->d_name == '.')
continue;
uint64_t ts = convert_log_name(has_prefix,
entry->d_name);
if (ts) {
if (ts < oldest_ts) {
oldestLog = entry->d_name;
oldest_ts = ts;
}
count++;
}
}
os_closedir(dir);
if (count > maxLogs) {
stringstream delPath;
delPath << logDir << "/" << oldestLog;
os_unlink(delPath.str().c_str());
}
}
}
static void get_last_log(bool has_prefix, const char *subdir_to_use,
std::string &last)
{
BPtr<char> logDir(GetConfigPathPtr(subdir_to_use));
struct os_dirent *entry;
os_dir_t *dir = os_opendir(logDir);
uint64_t highest_ts = 0;
if (dir) {
while ((entry = os_readdir(dir)) != NULL) {
if (entry->directory || *entry->d_name == '.')
continue;
uint64_t ts = convert_log_name(has_prefix,
entry->d_name);
if (ts > highest_ts) {
last = entry->d_name;
highest_ts = ts;
}
}
os_closedir(dir);
}
}
string GenerateTimeDateFilename(const char *extension, bool noSpace)
{
time_t now = time(0);
char file[256] = {};
struct tm *cur_time;
cur_time = localtime(&now);
snprintf(file, sizeof(file), "%d-%02d-%02d%c%02d-%02d-%02d.%s",
cur_time->tm_year+1900,
cur_time->tm_mon+1,
cur_time->tm_mday,
noSpace ? '_' : ' ',
cur_time->tm_hour,
cur_time->tm_min,
cur_time->tm_sec,
extension);
return string(file);
}
string GenerateSpecifiedFilename(const char *extension, bool noSpace,
const char *format)
{
OBSBasic *main = reinterpret_cast<OBSBasic*>(App()->GetMainWindow());
bool autoRemux = config_get_bool(main->Config(), "Video", "AutoRemux");
if ((strcmp(extension, "mp4") == 0) && autoRemux)
extension = "mkv";
BPtr<char> filename = os_generate_formatted_filename(extension,
!noSpace, format);
remuxFilename = string(filename);
remuxAfterRecord = autoRemux;
return string(filename);
}
vector<pair<string, string>> GetLocaleNames()
{
string path;
if (!GetDataFilePath("locale.ini", path))
throw "Could not find locale.ini path";
ConfigFile ini;
if (ini.Open(path.c_str(), CONFIG_OPEN_EXISTING) != 0)
throw "Could not open locale.ini";
size_t sections = config_num_sections(ini);
vector<pair<string, string>> names;
names.reserve(sections);
for (size_t i = 0; i < sections; i++) {
const char *tag = config_get_section(ini, i);
const char *name = config_get_string(ini, tag, "Name");
names.emplace_back(tag, name);
}
return names;
}
static void create_log_file(fstream &logFile)
{
stringstream dst;
get_last_log(false, "obs-studio/logs", lastLogFile);
#ifdef _WIN32
get_last_log(true, "obs-studio/crashes", lastCrashLogFile);
#endif
currentLogFile = GenerateTimeDateFilename("txt");
dst << "obs-studio/logs/" << currentLogFile.c_str();
BPtr<char> path(GetConfigPathPtr(dst.str().c_str()));
#ifdef _WIN32
BPtr<wchar_t> wpath;
os_utf8_to_wcs_ptr(path, 0, &wpath);
logFile.open(wpath,
ios_base::in | ios_base::out | ios_base::trunc);
#else
logFile.open(path,
ios_base::in | ios_base::out | ios_base::trunc);
#endif
if (logFile.is_open()) {
delete_oldest_file(false, "obs-studio/logs");
base_set_log_handler(do_log, &logFile);
} else {
blog(LOG_ERROR, "Failed to open log file");
}
}
static auto ProfilerNameStoreRelease = [](profiler_name_store_t *store)
{
profiler_name_store_free(store);
};
using ProfilerNameStore =
std::unique_ptr<profiler_name_store_t,
decltype(ProfilerNameStoreRelease)>;
ProfilerNameStore CreateNameStore()
{
return ProfilerNameStore{profiler_name_store_create(),
ProfilerNameStoreRelease};
}
static auto SnapshotRelease = [](profiler_snapshot_t *snap)
{
profile_snapshot_free(snap);
};
using ProfilerSnapshot =
std::unique_ptr<profiler_snapshot_t, decltype(SnapshotRelease)>;
ProfilerSnapshot GetSnapshot()
{
return ProfilerSnapshot{profile_snapshot_create(), SnapshotRelease};
}
static void SaveProfilerData(const ProfilerSnapshot &snap)
{
if (currentLogFile.empty())
return;
auto pos = currentLogFile.rfind('.');
if (pos == currentLogFile.npos)
return;
#define LITERAL_SIZE(x) x, (sizeof(x) - 1)
ostringstream dst;
dst.write(LITERAL_SIZE("obs-studio/profiler_data/"));
dst.write(currentLogFile.c_str(), pos);
dst.write(LITERAL_SIZE(".csv.gz"));
#undef LITERAL_SIZE
BPtr<char> path = GetConfigPathPtr(dst.str().c_str());
if (!profiler_snapshot_dump_csv_gz(snap.get(), path))
blog(LOG_WARNING, "Could not save profiler data to '%s'",
static_cast<const char*>(path));
}
static auto ProfilerFree = [](void *)
{
profiler_stop();
auto snap = GetSnapshot();
profiler_print(snap.get());
profiler_print_time_between_calls(snap.get());
SaveProfilerData(snap);
profiler_free();
};
static const char *run_program_init = "run_program_init";
static int run_program(fstream &logFile, int argc, char *argv[])
{
int ret = -1;
auto profilerNameStore = CreateNameStore();
std::unique_ptr<void, decltype(ProfilerFree)>
prof_release(static_cast<void*>(&ProfilerFree),
ProfilerFree);
profiler_start();
profile_register_root(run_program_init, 0);
ScopeProfiler prof{run_program_init};
QCoreApplication::addLibraryPath(".");
OBSApp program(argc, argv, profilerNameStore.get());
try {
bool created_log = false;
program.AppInit();
delete_oldest_file(false, "obs-studio/profiler_data");
OBSTranslator translator;
program.installTranslator(&translator);
#ifdef _WIN32
/* --------------------------------------- */
/* check and warn if already running */
bool cancel_launch = false;
bool already_running = false;
RunOnceMutex rom = GetRunOnceMutex(already_running);
if (!already_running) {
goto run;
}
if (!multi) {
QMessageBox::StandardButtons buttons(
QMessageBox::Yes | QMessageBox::Cancel);
QMessageBox mb(QMessageBox::Question,
QTStr("AlreadyRunning.Title"),
QTStr("AlreadyRunning.Text"), buttons,
nullptr);
mb.setButtonText(QMessageBox::Yes,
QTStr("AlreadyRunning.LaunchAnyway"));
mb.setButtonText(QMessageBox::Cancel, QTStr("Cancel"));
mb.setDefaultButton(QMessageBox::Cancel);
QMessageBox::StandardButton button;
button = (QMessageBox::StandardButton)mb.exec();
cancel_launch = button == QMessageBox::Cancel;
}
if (cancel_launch)
return 0;
if (!created_log) {
create_log_file(logFile);
created_log = true;
}
if (multi) {
blog(LOG_INFO, "User enabled --multi flag and is now "
"running multiple instances of OBS.");
} else {
blog(LOG_WARNING, "================================");
blog(LOG_WARNING, "Warning: OBS is already running!");
blog(LOG_WARNING, "================================");
blog(LOG_WARNING, "User is now running multiple "
"instances of OBS!");
}
/* --------------------------------------- */
run:
#endif
if (!created_log) {
create_log_file(logFile);
created_log = true;
}
if (argc > 1) {
stringstream stor;
stor << argv[1];
for (int i = 2; i < argc; ++i) {
stor << " " << argv[i];
}
blog(LOG_INFO, "Command Line Arguments: %s", stor.str().c_str());
}
if (!program.OBSInit())
return 0;
prof.Stop();
return program.exec();
} catch (const char *error) {
blog(LOG_ERROR, "%s", error);
OBSErrorBox(nullptr, "%s", error);
}
return ret;
}
#define MAX_CRASH_REPORT_SIZE (150 * 1024)
#ifdef _WIN32
#define CRASH_MESSAGE \
"Woops, OBS has crashed!\n\nWould you like to copy the crash log " \
"to the clipboard? (Crash logs will still be saved to the " \
"%appdata%\\obs-studio\\crashes directory)"
static void main_crash_handler(const char *format, va_list args, void *param)
{
char *text = new char[MAX_CRASH_REPORT_SIZE];
vsnprintf(text, MAX_CRASH_REPORT_SIZE, format, args);
text[MAX_CRASH_REPORT_SIZE - 1] = 0;
delete_oldest_file(true, "obs-studio/crashes");
string name = "obs-studio/crashes/Crash ";
name += GenerateTimeDateFilename("txt");
BPtr<char> path(GetConfigPathPtr(name.c_str()));
fstream file;
#ifdef _WIN32
BPtr<wchar_t> wpath;
os_utf8_to_wcs_ptr(path, 0, &wpath);
file.open(wpath, ios_base::in | ios_base::out | ios_base::trunc |
ios_base::binary);
#else
file.open(path, ios_base::in | ios_base::out | ios_base::trunc |
ios_base::binary);
#endif
file << text;
file.close();
int ret = MessageBoxA(NULL, CRASH_MESSAGE, "OBS has crashed!",
MB_YESNO | MB_ICONERROR | MB_TASKMODAL);
if (ret == IDYES) {
size_t len = strlen(text);
HGLOBAL mem = GlobalAlloc(GMEM_MOVEABLE, len);
memcpy(GlobalLock(mem), text, len);
GlobalUnlock(mem);
OpenClipboard(0);
EmptyClipboard();
SetClipboardData(CF_TEXT, mem);
CloseClipboard();
}
exit(-1);
UNUSED_PARAMETER(param);
}
static void load_debug_privilege(void)
{
const DWORD flags = TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY;
TOKEN_PRIVILEGES tp;
HANDLE token;
LUID val;
if (!OpenProcessToken(GetCurrentProcess(), flags, &token)) {
return;
}
if (!!LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &val)) {
tp.PrivilegeCount = 1;
tp.Privileges[0].Luid = val;
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges(token, false, &tp,
sizeof(tp), NULL, NULL);
}
CloseHandle(token);
}
#endif
#ifdef __APPLE__
#define BASE_PATH ".."
#else
#define BASE_PATH "../.."
#endif
#define CONFIG_PATH BASE_PATH "/config"
#ifndef OBS_UNIX_STRUCTURE
#define OBS_UNIX_STRUCTURE 0
#endif
int GetConfigPath(char *path, size_t size, const char *name)
{
if (!OBS_UNIX_STRUCTURE && portable_mode) {
if (name && *name) {
return snprintf(path, size, CONFIG_PATH "/%s", name);
} else {
return snprintf(path, size, CONFIG_PATH);
}
} else {
return os_get_config_path(path, size, name);
}
}
char *GetConfigPathPtr(const char *name)
{
if (!OBS_UNIX_STRUCTURE && portable_mode) {
char path[512];
if (snprintf(path, sizeof(path), CONFIG_PATH "/%s", name) > 0) {
return bstrdup(path);
} else {
return NULL;
}
} else {
return os_get_config_path_ptr(name);
}
}
int GetProgramDataPath(char *path, size_t size, const char *name)
{
return os_get_program_data_path(path, size, name);
}
char *GetProgramDataPathPtr(const char *name)
{
return os_get_program_data_path_ptr(name);
}
bool GetFileSafeName(const char *name, std::string &file)
{
size_t base_len = strlen(name);
size_t len = os_utf8_to_wcs(name, base_len, nullptr, 0);
std::wstring wfile;
if (!len)
return false;
wfile.resize(len);
os_utf8_to_wcs(name, base_len, &wfile[0], len);
for (size_t i = wfile.size(); i > 0; i--) {
size_t im1 = i - 1;
if (iswspace(wfile[im1])) {
wfile[im1] = '_';
} else if (wfile[im1] != '_' && !iswalnum(wfile[im1])) {
wfile.erase(im1, 1);
}
}
if (wfile.size() == 0)
wfile = L"characters_only";
len = os_wcs_to_utf8(wfile.c_str(), wfile.size(), nullptr, 0);
if (!len)
return false;
file.resize(len);
os_wcs_to_utf8(wfile.c_str(), wfile.size(), &file[0], len);
return true;
}
bool GetClosestUnusedFileName(std::string &path, const char *extension)
{
size_t len = path.size();
if (extension) {
path += ".";
path += extension;
}
if (!os_file_exists(path.c_str()))
return true;
int index = 1;
do {
path.resize(len);
path += std::to_string(++index);
if (extension) {
path += ".";
path += extension;
}
} while (os_file_exists(path.c_str()));
return true;
}
bool WindowPositionValid(QRect rect)
{
for (QScreen* screen: QGuiApplication::screens()) {
if (screen->availableGeometry().intersects(rect))
return true;
}
return false;
}
static inline bool arg_is(const char *arg,
const char *long_form, const char *short_form)
{
return (long_form && strcmp(arg, long_form) == 0) ||
(short_form && strcmp(arg, short_form) == 0);
}
#if !defined(_WIN32) && !defined(__APPLE__)
#define IS_UNIX 1
#endif
/* if using XDG and was previously using an older build of OBS, move config
* files to XDG directory */
#if defined(USE_XDG) && defined(IS_UNIX)
static void move_to_xdg(void)
{
char old_path[512];
char new_path[512];
char *home = getenv("HOME");
if (!home)
return;
if (snprintf(old_path, 512, "%s/.obs-studio", home) <= 0)
return;
/* make base xdg path if it doesn't already exist */
if (GetConfigPath(new_path, 512, "") <= 0)
return;
if (os_mkdirs(new_path) == MKDIR_ERROR)
return;
if (GetConfigPath(new_path, 512, "obs-studio") <= 0)
return;
if (os_file_exists(old_path) && !os_file_exists(new_path)) {
rename(old_path, new_path);
}
}
#endif
static bool update_ffmpeg_output(ConfigFile &config)
{
if (config_has_user_value(config, "AdvOut", "FFOutputToFile"))
return false;
const char *url = config_get_string(config, "AdvOut", "FFURL");
if (!url)
return false;
bool isActualURL = strstr(url, "://") != nullptr;
if (isActualURL)
return false;
string urlStr = url;
string extension;
for (size_t i = urlStr.length(); i > 0; i--) {
size_t idx = i - 1;
if (urlStr[idx] == '.') {
extension = &urlStr[i];
}
if (urlStr[idx] == '\\' || urlStr[idx] == '/') {
urlStr[idx] = 0;
break;
}
}
if (urlStr.empty() || extension.empty())
return false;
config_remove_value(config, "AdvOut", "FFURL");
config_set_string(config, "AdvOut", "FFFilePath", urlStr.c_str());
config_set_string(config, "AdvOut", "FFExtension", extension.c_str());
config_set_bool(config, "AdvOut", "FFOutputToFile", true);
return true;
}
static bool move_reconnect_settings(ConfigFile &config, const char *sec)
{
bool changed = false;
if (config_has_user_value(config, sec, "Reconnect")) {
bool reconnect = config_get_bool(config, sec, "Reconnect");
config_set_bool(config, "Output", "Reconnect", reconnect);
changed = true;
}
if (config_has_user_value(config, sec, "RetryDelay")) {
int delay = (int)config_get_uint(config, sec, "RetryDelay");
config_set_uint(config, "Output", "RetryDelay", delay);
changed = true;
}
if (config_has_user_value(config, sec, "MaxRetries")) {
int retries = (int)config_get_uint(config, sec, "MaxRetries");
config_set_uint(config, "Output", "MaxRetries", retries);
changed = true;
}
return changed;
}
static bool update_reconnect(ConfigFile &config)
{
if (!config_has_user_value(config, "Output", "Mode"))
return false;
const char *mode = config_get_string(config, "Output", "Mode");
if (!mode)
return false;
const char *section = (strcmp(mode, "Advanced") == 0) ?
"AdvOut" : "SimpleOutput";
if (move_reconnect_settings(config, section)) {
config_remove_value(config, "SimpleOutput", "Reconnect");
config_remove_value(config, "SimpleOutput", "RetryDelay");
config_remove_value(config, "SimpleOutput", "MaxRetries");
config_remove_value(config, "AdvOut", "Reconnect");
config_remove_value(config, "AdvOut", "RetryDelay");
config_remove_value(config, "AdvOut", "MaxRetries");
return true;
}
return false;
}
static void convert_x264_settings(obs_data_t *data)
{
bool use_bufsize = obs_data_get_bool(data, "use_bufsize");
if (use_bufsize) {
int buffer_size = (int)obs_data_get_int(data, "buffer_size");
if (buffer_size == 0)
obs_data_set_string(data, "rate_control", "CRF");
}
}
static void convert_14_2_encoder_setting(const char *encoder, const char *file)
{
obs_data_t *data = obs_data_create_from_json_file_safe(file, "bak");
obs_data_item_t *cbr_item = obs_data_item_byname(data, "cbr");
obs_data_item_t *rc_item = obs_data_item_byname(data, "rate_control");
bool modified = false;
bool cbr = true;
if (cbr_item) {
cbr = obs_data_item_get_bool(cbr_item);
obs_data_item_unset_user_value(cbr_item);
obs_data_set_string(data, "rate_control", cbr ? "CBR" : "VBR");
modified = true;
}
if (!rc_item && astrcmpi(encoder, "obs_x264") == 0) {
if (!cbr_item)
obs_data_set_string(data, "rate_control", "CBR");
else if (!cbr)
convert_x264_settings(data);
modified = true;
}
if (modified)
obs_data_save_json_safe(data, file, "tmp", "bak");
obs_data_item_release(&rc_item);
obs_data_item_release(&cbr_item);
obs_data_release(data);
}
static void upgrade_settings(void)
{
char path[512];
int pathlen = GetConfigPath(path, 512, "obs-studio/basic/profiles");
if (pathlen <= 0)
return;
if (!os_file_exists(path))
return;
os_dir_t *dir = os_opendir(path);
if (!dir)
return;
struct os_dirent *ent = os_readdir(dir);
while (ent) {
if (ent->directory && strcmp(ent->d_name, ".") != 0 &&
strcmp(ent->d_name, "..") != 0) {
strcat(path, "/");
strcat(path, ent->d_name);
strcat(path, "/basic.ini");
ConfigFile config;
int ret;
ret = config.Open(path, CONFIG_OPEN_EXISTING);
if (ret == CONFIG_SUCCESS) {
if (update_ffmpeg_output(config) ||
update_reconnect(config)) {
config_save_safe(config, "tmp",
nullptr);
}
}
if (config) {
const char *sEnc = config_get_string(config,
"AdvOut", "Encoder");
const char *rEnc = config_get_string(config,
"AdvOut", "RecEncoder");
/* replace "cbr" option with "rate_control" for
* each profile's encoder data */
path[pathlen] = 0;
strcat(path, "/");
strcat(path, ent->d_name);
strcat(path, "/recordEncoder.json");
convert_14_2_encoder_setting(rEnc, path);
path[pathlen] = 0;
strcat(path, "/");
strcat(path, ent->d_name);
strcat(path, "/streamEncoder.json");
convert_14_2_encoder_setting(sEnc, path);
}
path[pathlen] = 0;
}
ent = os_readdir(dir);
}
os_closedir(dir);
}
int main(int argc, char *argv[])
{
#ifndef _WIN32
signal(SIGPIPE, SIG_IGN);
#endif
#ifdef _WIN32
obs_init_win32_crash_handler();
SetErrorMode(SEM_FAILCRITICALERRORS);
load_debug_privilege();
base_set_crash_handler(main_crash_handler, nullptr);
#endif
base_get_log_handler(&def_log_handler, nullptr);
#if defined(USE_XDG) && defined(IS_UNIX)
move_to_xdg();
#endif
obs_set_cmdline_args(argc, argv);
for (int i = 1; i < argc; i++) {
if (arg_is(argv[i], "--portable", "-p")) {
portable_mode = true;
} else if (arg_is(argv[i], "--multi", "-m")) {
multi = true;
} else if (arg_is(argv[i], "--verbose", nullptr)) {
log_verbose = true;
} else if (arg_is(argv[i], "--always-on-top", nullptr)) {
opt_always_on_top = true;
} else if (arg_is(argv[i], "--unfiltered_log", nullptr)) {
unfiltered_log = true;
} else if (arg_is(argv[i], "--startstreaming", nullptr)) {
opt_start_streaming = true;
} else if (arg_is(argv[i], "--startrecording", nullptr)) {
opt_start_recording = true;
} else if (arg_is(argv[i], "--startreplaybuffer", nullptr)) {
opt_start_replaybuffer = true;
} else if (arg_is(argv[i], "--collection", nullptr)) {
if (++i < argc) opt_starting_collection = argv[i];
} else if (arg_is(argv[i], "--profile", nullptr)) {
if (++i < argc) opt_starting_profile = argv[i];
} else if (arg_is(argv[i], "--scene", nullptr)) {
if (++i < argc) opt_starting_scene = argv[i];
} else if (arg_is(argv[i], "--minimize-to-tray", nullptr)) {
opt_minimize_tray = true;
} else if (arg_is(argv[i], "--studio-mode", nullptr)) {
opt_studio_mode = true;
} else if (arg_is(argv[i], "--allow-opengl", nullptr)) {
opt_allow_opengl = true;
} else if (arg_is(argv[i], "--help", "-h")) {
std::cout <<
"--help, -h: Get list of available commands.\n\n" <<
"--startstreaming: Automatically start streaming.\n" <<
"--startrecording: Automatically start recording.\n" <<
"--startreplaybuffer: Start replay buffer.\n\n" <<
"--collection <string>: Use specific scene collection."
<< "\n" <<
"--profile <string>: Use specific profile.\n" <<
"--scene <string>: Start with specific scene.\n\n" <<
"--studio-mode: Enable studio mode.\n" <<
"--minimize-to-tray: Minimize to system tray.\n" <<
"--portable, -p: Use portable mode.\n" <<
"--multi, -m: Don't warn when launching multiple instances.\n\n" <<
"--verbose: Make log more verbose.\n" <<
"--always-on-top: Start in 'always on top' mode.\n\n" <<
"--unfiltered_log: Make log unfiltered.\n\n" <<
"--allow-opengl: Allow OpenGL on Windows.\n\n" <<
"--version, -V: Get current version.\n";
exit(0);
} else if (arg_is(argv[i], "--version", "-V")) {
std::cout << "OBS Studio - " <<
App()->GetVersionString() << "\n";
exit(0);
}
}
#if !OBS_UNIX_STRUCTURE
if (!portable_mode) {
portable_mode =
os_file_exists(BASE_PATH "/portable_mode") ||
os_file_exists(BASE_PATH "/obs_portable_mode") ||
os_file_exists(BASE_PATH "/portable_mode.txt") ||
os_file_exists(BASE_PATH "/obs_portable_mode.txt");
}
#endif
upgrade_settings();
fstream logFile;
curl_global_init(CURL_GLOBAL_ALL);
int ret = run_program(logFile, argc, argv);
blog(LOG_INFO, "Number of memory leaks: %ld", bnum_allocs());
base_set_log_handler(nullptr, nullptr);
return ret;
}
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