diff --git a/PythonTest/PythonTest.py b/PythonTest/PythonTest.py
index ae280f5..6a4461d 100644
--- a/PythonTest/PythonTest.py
+++ b/PythonTest/PythonTest.py
@@ -2,19 +2,17 @@
 from win32com.client import Dispatch
 op=Dispatch("op.opsoft");
 print("op ver:",op.Ver());
-hwnd=op.FindWindow("","Fire");
+hwnd=op.FindWindow("","新建文本文档.txt - 记事本");
 r=op.SetDict(0,"dm_soft.txt");
 print("SetDict:",r);
 r=0;
 if hwnd:
-	r=op.BindWindow(hwnd,"opengl","normal","windows",0);
+	r=op.BindWindow(hwnd,"gdi","normal","windows",0);
 	if r:
 		print("bind ok.");
 		r=op.Sleep(1000);
 		print("try screencap");
 		r=op.capture("screen.bmp");
-		s = op.Ocr(0,0,106,50,"000000-0f0f0f",1.0);
-		print("ocr:",s);
 		r,x,y=op.FindColor(0,0,121,159,"000000-050505");
 		print(r,x,y);
 		if r:
diff --git a/doc/struct.png b/doc/struct.png
new file mode 100644
index 0000000..a3f799c
Binary files /dev/null and b/doc/struct.png differ
diff --git a/op.sln b/op.sln
index abd3b7c..b96ce86 100644
--- a/op.sln
+++ b/op.sln
@@ -10,8 +10,6 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opPS", "opPS\opPS.vcxproj",
 		{EA90DCB4-3591-4FA3-9C10-08FEE47A4BFA} = {EA90DCB4-3591-4FA3-9C10-08FEE47A4BFA}
 	EndProjectSection
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "dll_test", "dll_test\dll_test.vcxproj", "{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ConsoleTest", "ConsoleTest\ConsoleTest.vcxproj", "{68E33E18-50FF-4418-AE8D-DD7D17E7A245}"
 EndProject
 Project("{888888A0-9F3D-457C-B088-3A5042F75D52}") = "PythonTest", "PythonTest\PythonTest.pyproj", "{70EE008E-A047-4299-84AA-7C0079CFF4CE}"
@@ -44,16 +42,6 @@ Global
 		{E5FC54F2-4EE1-41E4-8E8B-95D2B22E246D}.Release|Any CPU.ActiveCfg = Release|Win32
 		{E5FC54F2-4EE1-41E4-8E8B-95D2B22E246D}.Release|x64.ActiveCfg = Release|x64
 		{E5FC54F2-4EE1-41E4-8E8B-95D2B22E246D}.Release|x86.ActiveCfg = Release|Win32
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Debug|Any CPU.ActiveCfg = Debug|Win32
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Debug|x64.ActiveCfg = Debug|x64
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Debug|x64.Build.0 = Debug|x64
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Debug|x86.ActiveCfg = Debug|Win32
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Debug|x86.Build.0 = Debug|Win32
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Release|Any CPU.ActiveCfg = Release|Win32
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Release|x64.ActiveCfg = Release|x64
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Release|x64.Build.0 = Release|x64
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Release|x86.ActiveCfg = Release|Win32
-		{321FEABA-0D97-4AF6-A3CD-5FA5D72FC807}.Release|x86.Build.0 = Release|Win32
 		{68E33E18-50FF-4418-AE8D-DD7D17E7A245}.Debug|Any CPU.ActiveCfg = Debug|Win32
 		{68E33E18-50FF-4418-AE8D-DD7D17E7A245}.Debug|x64.ActiveCfg = Debug|x64
 		{68E33E18-50FF-4418-AE8D-DD7D17E7A245}.Debug|x64.Build.0 = Debug|x64
diff --git a/op/3rd_party/kiero/kiero.cpp b/op/3rd_party/kiero/kiero.cpp
index dea3e3f..881f90d 100644
--- a/op/3rd_party/kiero/kiero.cpp
+++ b/op/3rd_party/kiero/kiero.cpp
@@ -3,7 +3,7 @@
 #include <Windows.h>
 
 #ifdef KIERO_USE_MINHOOK
-# include <MinHook.h>
+#include <MinHook.h>
 #endif
 
 // Uncomment a needed graphical library (you can include all)
@@ -708,6 +708,7 @@ void kiero::bind(uint16_t _index, void** _original, void* _function)
 void kiero::unbind() {
 	if (g_renderType > 0)
 	{
+		MH_RemoveHook(MH_ALL_HOOKS);
 		kiero::shutdown();
 		//MH_DisableHook((void*)g_methodsTable[_index]);
 		//MH_RemoveHook((void*)g_methodsTable[_index]);
diff --git a/op/Bkbase.h b/op/Bkbase.h
index 4c6a853..f96bd29 100644
--- a/op/Bkbase.h
+++ b/op/Bkbase.h
@@ -37,7 +37,20 @@ class Bkbase
 	long get_widht();
 	long RectConvert(long&x1, long&y1, long&x2, long&y2);
 	long get_image_type() {
-		return _display == BACKTYPE::NORMAL || _display == BACKTYPE::GDI ? -1 : 0;
+		switch (_display)
+		{
+		case BACKTYPE::NORMAL:
+			return 0;
+		case BACKTYPE::GDI:
+			return -1;
+		case BACKTYPE::DX:
+			return 0;
+		case BACKTYPE::OPENGL:
+			return -1;
+		default:
+			return 0;
+		}
+		
 	}
 private:
 	HWND _hwnd;
diff --git a/op/DX9hook.cpp b/op/DX9hook.cpp
index 4196588..97a9f57 100644
--- a/op/DX9hook.cpp
+++ b/op/DX9hook.cpp
@@ -113,7 +113,6 @@ long opengl_screen_capture() {
 			g_shared_res_name,
 			boost::interprocess::read_write);
 		//Map the whole shared memory in this process
-
 		boost::interprocess::mapped_region region(shm, boost::interprocess::read_write);
 		auto *p = static_cast<char*>(region.get_address());
 		
@@ -139,6 +138,7 @@ void __stdcall hkglEnd(void) {
 		opengl_screen_capture();
 }
 void hook_init(HWND hwnd) {
+	g_hwnd = hwnd;
 	sprintf(g_shared_res_name, SHARED_RES_NAME_FORMAT, hwnd);
 	sprintf(g_mutex_name, MUTEX_NAME_FORMAT, hwnd);
 	try {
diff --git a/op/Injecter.cpp b/op/Injecter.cpp
index 73a1850..7b421e0 100644
--- a/op/Injecter.cpp
+++ b/op/Injecter.cpp
@@ -28,7 +28,7 @@ BOOL Injecter::EnablePrivilege(BOOL enable)
 	tp.PrivilegeCount = 1;
 	tp.Privileges[0].Luid = luid;
 	tp.Privileges[0].Attributes = enable ? SE_PRIVILEGE_ENABLED : 0;
-	if (!AdjustTokenPrivileges(hToken, FALSE, &tp, 0, NULL, NULL))
+	if (!AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(tp), NULL, NULL))
 		return FALSE;
 
 	// ¹Ø±ÕÁîÅƾä±ú
@@ -38,51 +38,47 @@ BOOL Injecter::EnablePrivilege(BOOL enable)
 }
 
 
-HMODULE Injecter::InjectDll(LPCTSTR commandLine, LPCTSTR dllPath/*, DWORD* pid, HANDLE* process*/)
+long Injecter::InjectDll(DWORD pid, LPCTSTR dllPath,long& error_code)
 {
-	TCHAR* commandLineCopy = new TCHAR[32768]; // CreateProcess¿ÉÄÜÐÞ¸ÄÕâ¸ö
-	_tcscpy_s(commandLineCopy, 32768, commandLine);
-	int cdSize = _tcsrchr(commandLine, _T('\\')) - commandLine + 1;
-	TCHAR* cd = new TCHAR[cdSize];
-	_tcsnccpy_s(cd, cdSize, commandLine, cdSize - 1);
-	// ´´½¨½ø³Ì²¢ÔÝÍ£
-	STARTUPINFO startInfo = {};
-	PROCESS_INFORMATION processInfo = {};
-	if (!CreateProcess(NULL, commandLineCopy, NULL, NULL, FALSE, CREATE_SUSPENDED, NULL, cd, &startInfo, &processInfo))
-	{
-		delete commandLineCopy;
-		delete cd;
-		return 0;
-	}
-	delete commandLineCopy;
-	delete cd;
-
+	
+	auto jhandle=::OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
 	/**pid = processInfo.dwProcessId;
 	*process = processInfo.hProcess;*/
-
+	if (!jhandle) {
+		error_code = ::GetLastError();
+		return -1;
+	}
 	DWORD dllPathSize = ((DWORD)_tcslen(dllPath) + 1) * sizeof(TCHAR);
 
 	// ÉêÇëÄÚ´æÓÃÀ´´æ·ÅDLL·¾¶
-	void* remoteMemory = VirtualAllocEx(processInfo.hProcess, NULL, dllPathSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
+	void* remoteMemory = VirtualAllocEx(jhandle, NULL, dllPathSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
 	if (remoteMemory == NULL)
 	{
 		//setlog(L"ÉêÇëÄÚ´æʧ°Ü£¬´íÎó´úÂ룺%u\n", GetLastError());
-		return 0;
+		error_code = ::GetLastError();
+		return -2;
 	}
 
 	// дÈëDLL·¾¶
-	if (!WriteProcessMemory(processInfo.hProcess, remoteMemory, dllPath, dllPathSize, NULL))
+	if (!WriteProcessMemory(jhandle, remoteMemory, dllPath, dllPathSize, NULL))
 	{
 		//setlog(L"дÈëÄÚ´æʧ°Ü£¬´íÎó´úÂ룺%u\n", GetLastError());
-		return 0;
+		error_code = ::GetLastError();
+		return -3;
 	}
 
 	// ´´½¨Ô¶Ï̵߳÷ÓÃLoadLibrary
-	HANDLE remoteThread = CreateRemoteThread(processInfo.hProcess, NULL, 0, (LPTHREAD_START_ROUTINE)LoadLibrary, remoteMemory, 0, NULL);
+	auto lpfn=GetProcAddress(GetModuleHandleW(L"kernel32.dll"), "LoadLibraryW");
+	if (!lpfn) {
+		error_code = ::GetLastError();
+		return -4;
+	}
+	HANDLE remoteThread = CreateRemoteThread(jhandle, NULL, 0, (LPTHREAD_START_ROUTINE)lpfn, remoteMemory, 0, NULL);
 	if (remoteThread == NULL)
 	{
 		//setlog(L"´´½¨Ô¶Ïß³Ìʧ°Ü£¬´íÎó´úÂ룺%u\n", GetLastError());
-		return NULL;
+		error_code = ::GetLastError();
+		return -5;
 	}
 	// µÈ´ýÔ¶Ï߳̽áÊø
 	WaitForSingleObject(remoteThread, INFINITE);
@@ -91,11 +87,12 @@ HMODULE Injecter::InjectDll(LPCTSTR commandLine, LPCTSTR dllPath/*, DWORD* pid,
 	GetExitCodeThread(remoteThread, &remoteModule);
 
 	// »Ö¸´Ïß³Ì
-	ResumeThread(processInfo.hThread);
+	//ResumeThread(processInfo.hThread);
 
 	// ÊÍ·Å
 	CloseHandle(remoteThread);
-	VirtualFreeEx(processInfo.hProcess, remoteMemory, dllPathSize, MEM_DECOMMIT);
-
-	return (HMODULE)remoteModule;
+	VirtualFreeEx(jhandle, remoteMemory, dllPathSize, MEM_DECOMMIT);
+	CloseHandle(jhandle);
+	error_code = 0;
+	return 1;
 }
\ No newline at end of file
diff --git a/op/Injecter.h b/op/Injecter.h
index 34fb881..82cd868 100644
--- a/op/Injecter.h
+++ b/op/Injecter.h
@@ -5,7 +5,7 @@ class Injecter
 	Injecter();
 	~Injecter();
 	static BOOL EnablePrivilege(BOOL enable);
-	// ³ÌÐòÔËÐÐʱעÈëDLL£¬·µ»ØÄ£¿é¾ä±ú£¨64λ³ÌÐòÖ»ÄÜ·µ»ØµÍ32룩
-	static HMODULE InjectDll(LPCTSTR commandLine, LPCTSTR dllPath/*, DWORD* pid, HANDLE* process*/);
+	// 
+	static long InjectDll(DWORD pid, LPCTSTR dllPath,long& error_code);
 };
 
diff --git a/op/OpInterface.cpp b/op/OpInterface.cpp
index a9f4c9b..c4ec8de 100644
--- a/op/OpInterface.cpp
+++ b/op/OpInterface.cpp
@@ -5,18 +5,20 @@
 
 #include "Cmder.h"
 #include "Injecter.h"
+#include "Tool.h"
 // OpInterface
 
 HRESULT OpInterface::Ver(BSTR* ret) {
 #ifndef _WIN64
-	static const wchar_t* ver = L"0.2110.x86";
+	const char* ver = "0.2110.x86";
 #else
 	static const wchar_t* ver = L"0.2110.x64";
 
 #endif;
-	CComBSTR bstr;
-	bstr.Append(ver);
-	bstr.CopyTo(ret);
+	Tool::setlog("address=%d,str=%s",ver,ver);
+	CComBSTR newstr;
+	newstr.Append(ver);
+	newstr.CopyTo(ret);
 
 	return S_OK;
 }
@@ -56,9 +58,9 @@ STDMETHODIMP OpInterface::Sleep(LONG millseconds, LONG* ret) {
 STDMETHODIMP OpInterface::InjectDll(BSTR process_name, BSTR dll_name, LONG* ret) {
 	//auto proc = _wsto_string(process_name);
 	//auto dll = _wsto_string(dll_name);
-	Injecter::EnablePrivilege(TRUE);
-	auto h = Injecter::InjectDll(process_name, dll_name);
-	*ret = (h ? 1 : 0);
+	//Injecter::EnablePrivilege(TRUE);
+	//auto h = Injecter::InjectDll(process_name, dll_name);
+	*ret = 0;
 	return S_OK;
 }
 
diff --git a/op/WinApi.cpp b/op/WinApi.cpp
index e353667..7533d1a 100644
--- a/op/WinApi.cpp
+++ b/op/WinApi.cpp
@@ -2596,49 +2596,11 @@ bool WinApi::ClientToScreen(LONG hwnd, LONG &x, LONG &y)
 }
 bool WinApi::FindWindow(wchar_t *class_name, wchar_t*title, LONG &rethwnd, DWORD parent)
 {
-	bool bret = false;
-	rethwnd = 0;
-	HWND p = NULL;
-	if (parent == 0)
-		p = ::GetWindow(GetDesktopWindow(), GW_CHILD); //»ñÈ¡×ÀÃæ´°¿ÚµÄ×Ó´°¿Ú
-	else
-		p = ::GetWindow((HWND)parent, GW_CHILD); //»ñÈ¡×ÀÃæ´°¿ÚµÄ×Ó´°¿Ú
-	if (p == NULL)
-		return bret;
-	p = ::GetWindow(p, GW_HWNDFIRST);
-	while (p != NULL)
-	{
-		if (::IsWindowVisible(p) && ::GetWindow(p, GW_OWNER) == 0)
-		{
-			if (wcslen(class_name) < 1 && wcslen(title) < 1)
-			{
-				rethwnd = (LONG)p;
-				bret = true;
-				break;
-			}
-			else
-			{
-				wchar_t WindowClassName[MAX_PATH] = { 0 };
-				::GetClassName(p, WindowClassName, MAX_PATH);
-				wchar_t WindowTitle[MAX_PATH] = { 0 };
-				::GetWindowText(p, WindowTitle, MAX_PATH);
-				if (wcslen(WindowClassName) > 1 && wcslen(WindowTitle) > 1)
-				{
-					wchar_t *strfindclass = wcsstr(WindowClassName, class_name);   //Ä£ºýÆ¥Åä
-					wchar_t *strfindtitle = wcsstr(WindowTitle, title);   //Ä£ºýÆ¥Åä
-					if ((wcslen(class_name) >= 1 && strfindclass) || (wcslen(title) >= 1 && strfindtitle))
-					{
-						rethwnd = (LONG)p;
-						bret = true;
-						break;
-					}
-				}
-			}
-		}
-		p = ::GetWindow(p, GW_HWNDNEXT);   //»ñÈ¡ÏÂÒ»¸ö´°¿Ú
-	}
+	if (class_name[0] == '\0')
+		class_name = nullptr;
+	rethwnd=(LONG)::FindWindowW(class_name, title);
 
-	return bret;
+	return 1;
 }
 
 bool WinApi::FindWindowByProcess(wchar_t *class_name, wchar_t *title, LONG &rethwnd, wchar_t *process_name, DWORD Pid)
diff --git a/op/bkopengl.cpp b/op/bkopengl.cpp
index 37ead4e..27a660f 100644
--- a/op/bkopengl.cpp
+++ b/op/bkopengl.cpp
@@ -2,7 +2,7 @@
 
 #include "bkopengl.h"
 #include "Tool.h"
-
+#include "Injecter.h"
 bkopengl::bkopengl()
 {
 	_process_id = 0;
@@ -39,7 +39,16 @@ long bkopengl::Bind(HWND hwnd, long flag) {
 		auto _dllptr = _process.modules().GetModule(_dllname);
 		if (!_dllptr) {
 			Tool::setlog(L"inject..");
-			reg_ret = _process.modules().Inject(buff);
+			//reg_ret = _process.modules().Inject(buff);
+			/*long error_code = 0;
+			if (!Injecter::EnablePrivilege(true))
+				Tool::setlog("Injecter::EnablePrivilege False.");
+			reg_ret.status = Injecter::InjectDll(id, buff, error_code);
+			Tool::setlog("inject ret=%d,error_code=%d", reg_ret.status, error_code);
+			*/
+			Tool::setlog(buff);
+			auto& modules = _process.modules();
+			reg_ret = modules.Inject(buff);
 			Tool::setlog(L"inject finish...");
 		}
 		else {
@@ -120,7 +129,7 @@ long bkopengl::capture(const std::wstring& file_name) {
 
 	bih.biBitCount = 32;//ÿ¸öÏñËØ×Ö½Ú´óС
 	bih.biCompression = BI_RGB;
-	bih.biHeight = -_height;//¸ß¶È
+	bih.biHeight = _height;//¸ß¶È
 	bih.biPlanes = 1;
 	bih.biSize = sizeof(BITMAPINFOHEADER);
 	bih.biSizeImage = _width * _height * 4;//ͼÏñÊý¾Ý´óС
diff --git a/op/op.vcxproj b/op/op.vcxproj
index 89edf0b..98ce0bd 100644
--- a/op/op.vcxproj
+++ b/op/op.vcxproj
@@ -70,6 +70,8 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <IgnoreImportLibrary>true</IgnoreImportLibrary>
     <LinkIncremental>true</LinkIncremental>
+    <IncludePath>D:\minhook\include;$(IncludePath)</IncludePath>
+    <LibraryPath>D:\minhook\lib;$(LibraryPath)</LibraryPath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <IgnoreImportLibrary>true</IgnoreImportLibrary>
@@ -227,6 +229,7 @@
     <ClCompile Include="3rd_party\kiero\kiero.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">NotUsing</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">NotUsing</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">NotUsing</PrecompiledHeader>
     </ClCompile>
     <ClCompile Include="Bkbase.cpp" />
     <ClCompile Include="bkdisplay.cpp" />