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106 lines
2.5 KiB
C
106 lines
2.5 KiB
C
#include <windows.h>
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#include <obs-module.h>
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#include <util/windows/win-version.h>
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#include <util/platform.h>
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OBS_DECLARE_MODULE()
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OBS_MODULE_USE_DEFAULT_LOCALE("win-capture", "en-US")
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MODULE_EXPORT const char *obs_module_description(void)
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{
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return "Windows game/screen/window capture";
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}
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extern struct obs_source_info duplicator_capture_info;
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extern struct obs_source_info monitor_capture_info;
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extern struct obs_source_info window_capture_info;
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extern struct obs_source_info game_capture_info;
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static HANDLE init_hooks_thread = NULL;
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extern bool cached_versions_match(void);
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extern bool load_cached_graphics_offsets(bool is32bit, const char *config_path);
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extern bool load_graphics_offsets(bool is32bit, const char *config_path);
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/* temporary, will eventually be erased once we figure out how to create both
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* 32bit and 64bit versions of the helpers/hook */
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#ifdef _WIN64
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#define IS32BIT false
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#else
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#define IS32BIT true
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#endif
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#define USE_HOOK_ADDRESS_CACHE false
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static DWORD WINAPI init_hooks(LPVOID param)
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{
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char *config_path = param;
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if (USE_HOOK_ADDRESS_CACHE &&
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cached_versions_match() &&
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load_cached_graphics_offsets(IS32BIT, config_path)) {
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load_cached_graphics_offsets(!IS32BIT, config_path);
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obs_register_source(&game_capture_info);
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} else if (load_graphics_offsets(IS32BIT, config_path)) {
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load_graphics_offsets(!IS32BIT, config_path);
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}
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bfree(config_path);
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return 0;
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}
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void wait_for_hook_initialization(void)
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{
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static bool initialized = false;
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if (!initialized) {
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if (init_hooks_thread) {
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WaitForSingleObject(init_hooks_thread, INFINITE);
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CloseHandle(init_hooks_thread);
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init_hooks_thread = NULL;
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}
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initialized = true;
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}
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}
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bool obs_module_load(void)
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{
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struct win_version_info ver;
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bool win8_or_above = false;
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char *config_dir;
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config_dir = obs_module_config_path(NULL);
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if (config_dir) {
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os_mkdirs(config_dir);
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bfree(config_dir);
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}
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get_win_ver(&ver);
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win8_or_above = ver.major > 6 || (ver.major == 6 && ver.minor >= 2);
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obs_enter_graphics();
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if (win8_or_above && gs_get_device_type() == GS_DEVICE_DIRECT3D_11)
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obs_register_source(&duplicator_capture_info);
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else
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obs_register_source(&monitor_capture_info);
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obs_leave_graphics();
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obs_register_source(&window_capture_info);
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char *config_path = obs_module_config_path(NULL);
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init_hooks_thread = CreateThread(NULL, 0, init_hooks, config_path, 0, NULL);
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obs_register_source(&game_capture_info);
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return true;
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}
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void obs_module_unload(void)
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{
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wait_for_hook_initialization();
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}
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