[feat] add build option USE_CUDA to enable or disable CUDA-based hardware codec acceleration and USE_CUDA=false by default

.github/workflows/build.yml

@@ -55,7 +55,7 @@ jobs:
           XMAKE_GLOBALDIR: /data
         run: |
           ls -la $XMAKE_GLOBALDIR
-          xmake f --CROSSDESK_VERSION=${LEGAL_VERSION} --root -y
+          xmake f --CROSSDESK_VERSION=${LEGAL_VERSION} --USE_CUDA=true --root -y
           xmake b -vy --root crossdesk
 
       - name: Decode and save certificate
@@ -120,7 +120,7 @@ jobs:
           CUDA_PATH: /usr/local/cuda
           XMAKE_GLOBALDIR: /data
         run: |
-          xmake f --CROSSDESK_VERSION=${LEGAL_VERSION} --root -y
+          xmake f --CROSSDESK_VERSION=${LEGAL_VERSION} --USE_CUDA=true --root -y
           xmake b -vy --root crossdesk
 
       - name: Decode and save certificate
@@ -189,7 +189,7 @@ jobs:
 
       - name: Build CrossDesk
         run: |
-          xmake f --CROSSDESK_VERSION=${VERSION_NUM} -y
+          xmake f --CROSSDESK_VERSION=${VERSION_NUM} --USE_CUDA=true -y
           xmake b -vy crossdesk
 
       - name: Decode and save certificate
@@ -298,7 +298,7 @@ jobs:
 
       - name: Build CrossDesk
         run: |
-          xmake f --CROSSDESK_VERSION=${{ env.VERSION_NUM }} -y
+          xmake f --CROSSDESK_VERSION=${{ env.VERSION_NUM }} --USE_CUDA=true -y
           xmake b -vy crossdesk
 
       - name: Decode and save certificate

src/app/daemon.cpp

@@ -11,9 +11,18 @@
 #include <process.h>
 #include <tchar.h>
 #include <windows.h>
-#else
+#elif __APPLE__
-Daemon* Daemon::instance_ = nullptr;
 #include <fcntl.h>
+#include <limits.h>
+#include <mach-o/dyld.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#else
+#include <fcntl.h>
+#include <limits.h>
 #include <signal.h>
 #include <sys/stat.h>
 #include <sys/types.h>
@@ -23,6 +32,10 @@ Daemon* Daemon::instance_ = nullptr;
 #include <cstring>
 #endif
 
+#ifndef _WIN32
+Daemon* Daemon::instance_ = nullptr;
+#endif
+
 // get executable file path
 static std::string GetExecutablePath() {
 #ifdef _WIN32
@@ -31,6 +44,16 @@ static std::string GetExecutablePath() {
   if (length > 0 && length < sizeof(path)) {
     return std::string(path);
   }
+#elif __APPLE__
+  char path[PATH_MAX];
+  uint32_t size = sizeof(path);
+  if (_NSGetExecutablePath(path, &size) == 0) {
+    char resolved_path[PATH_MAX];
+    if (realpath(path, resolved_path) != nullptr) {
+      return std::string(resolved_path);
+    }
+    return std::string(path);
+  }
 #else
   char path[PATH_MAX];
   ssize_t count = readlink("/proc/self/exe", path, sizeof(path) - 1);
@@ -74,7 +97,12 @@ bool Daemon::start(MainLoopFunc loop) {
 #ifdef _WIN32
   running_ = true;
   return runWithRestart(loop);
+#elif __APPLE__
+  // macOS: Use child process monitoring (like Windows) to preserve GUI
+  running_ = true;
+  return runWithRestart(loop);
 #else
+  // Linux: Use traditional daemonization
   instance_ = this;
   runUnix(loop);
   return true;

src/gui/assets/layouts/layout.h

@@ -20,6 +20,7 @@
 #define INPUT_WINDOW_PADDING_EN 96
 #define SETTINGS_WINDOW_WIDTH_CN 202
 #define SETTINGS_WINDOW_WIDTH_EN 248
+#if USE_CUDA
 #if _WIN32
 #define SETTINGS_WINDOW_HEIGHT_CN 405
 #define SETTINGS_WINDOW_HEIGHT_EN 405
@@ -27,6 +28,15 @@
 #define SETTINGS_WINDOW_HEIGHT_CN 375
 #define SETTINGS_WINDOW_HEIGHT_EN 375
 #endif
+#else
+#if _WIN32
+#define SETTINGS_WINDOW_HEIGHT_CN 375
+#define SETTINGS_WINDOW_HEIGHT_EN 375
+#else
+#define SETTINGS_WINDOW_HEIGHT_CN 345
+#define SETTINGS_WINDOW_HEIGHT_EN 345
+#endif
+#endif
 #define SELF_HOSTED_SERVER_CONFIG_WINDOW_WIDTH_CN 228
 #define SELF_HOSTED_SERVER_CONFIG_WINDOW_WIDTH_EN 275
 #define SELF_HOSTED_SERVER_CONFIG_WINDOW_HEIGHT_CN 195

src/gui/windows/main_settings_window.cpp

@@ -158,6 +158,7 @@ int Render::SettingWindow() {
             video_encode_format_items, IM_ARRAYSIZE(video_encode_format_items));
       }
 
+#if USE_CUDA && !defined(__aarch64__) && !defined(__arm__)
       ImGui::Separator();
 
       {
@@ -176,6 +177,7 @@ int Render::SettingWindow() {
         ImGui::Checkbox("##enable_hardware_video_codec",
                         &enable_hardware_video_codec_);
       }
+#endif
 
       ImGui::Separator();
 

xmake.lua

@@ -7,6 +7,12 @@ option("CROSSDESK_VERSION")
     set_description("Set CROSSDESK_VERSION for build")
 option_end()
 
+option("USE_CUDA")
+    set_default(false)
+    set_showmenu(true)
+    set_description("Use CUDA for hardware codec acceleration")
+option_end()
+
 add_rules("mode.release", "mode.debug")
 set_languages("c++17")
 set_encodings("utf-8")
@@ -16,6 +22,8 @@ set_encodings("utf-8")
 -- add_cxxflags("/W4", "/WX")
 
 add_defines("UNICODE")
+add_defines("USE_CUDA=" .. (is_config("USE_CUDA", true) and "1" or "0"))
+
 if is_mode("debug") then
     add_defines("CROSSDESK_DEBUG")
 end