evan.liu d0074858bf CAIIC 定制版 v1.0.0:英文默认界面、2K/4K 支持、集成抠图插件、更换品牌图标
界面与品牌
- 默认 UI 语言固定为英文,不再跟随系统区域设置自动切换(frontend/OBSApp.cpp),用户仍可在设置中手动切换
- 程序图标更换为 CAIIC logo:exe 图标 obs-studio.ico 及界面/托盘/About 图标 obs.png
- About 窗口精简为 logo + 名称 + 版本号,移除项目介绍、赞助名单、Authors/License 标签页
- 版本号定为 1.0.0(构建参数 OBS_VERSION_OVERRIDE=1.0.0)

分辨率支持
- 移除首次启动将画布强制限制为 1920x1080 的逻辑,默认使用显示器原生分辨率
- 设置-视频 与自动配置向导新增 3840x2160 / 2560x1440 预设
- 自动配置向导性能测试上限放宽至 4K60(软硬件编码数据率上限及起始分辨率钳制)

插件
- 集成 obs-shaderfilter 2.6.0(绿幕抠图/自定义着色器滤镜),并适配新版 libobs 的 gs_image_file_ex API
- 补齐缺失的源码:obs-browser、obs-websocket、libdshowcapture(含 external/capture-device-support)

工程
- 新增 .gitignore,排除 deploy/ 发布目录与构建日志
2026-09-18 20:41:13 +08:00

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/******************************************************************************
Copyright (C) 2022 by Kyle Manning <tt2468@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 <signal.h>
#include <string.h>
#include "signal-restore.hpp"
// Method here borrowed from https://bitbucket.org/chromiumembedded/java-cef/src/master/native/signal_restore_posix.cpp
#ifndef _WIN32
template<typename T, size_t N> char (&ArraySizeHelper(T (&array)[N]))[N];
#define arraysize(array) (sizeof(ArraySizeHelper(array)))
const int signals_to_restore[] = {SIGHUP, SIGINT, SIGQUIT, SIGILL, SIGABRT, SIGFPE, SIGSEGV,
SIGALRM, SIGTERM, SIGCHLD, SIGBUS, SIGTRAP, SIGPIPE};
struct sigaction signal_handlers[arraysize(signals_to_restore)];
void BackupSignalHandlers()
{
struct sigaction sigact;
for (unsigned i = 0; i < arraysize(signals_to_restore); ++i) {
memset(&sigact, 0, sizeof(sigact));
sigaction(signals_to_restore[i], nullptr, &sigact);
signal_handlers[i] = sigact;
}
}
void RestoreSignalHandlers()
{
for (unsigned i = 0; i < arraysize(signals_to_restore); ++i) {
sigaction(signals_to_restore[i], &signal_handlers[i], nullptr);
}
}
#endif