Add ISS based installer

CMakeLists.txt

@@ -1,6 +1,20 @@
 cmake_minimum_required(VERSION 3.20)
 project(win-capture-audio VERSION 1.0.0)
 
+set(PLUGIN_AUTHOR "bozbez")
+set(RELEASE_DIR "${PROJECT_SOURCE_DIR}/release")
+
+if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+    set(ARCH_NAME "64bit")
+else()
+    set(ARCH_NAME "32bit")
+endif()
+
+configure_file(
+    installer/installer.iss.in
+    ../installer/installer.generated.iss
+)
+
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
 find_package(LibObs REQUIRED)
 
@@ -14,6 +28,60 @@ set(win-capture-audio_SOURCES
 add_library(win-capture-audio MODULE ${win-capture-audio_SOURCES})
 target_link_libraries(win-capture-audio libobs dwmapi psapi ksuser)
 
+
+add_custom_command(TARGET ${CMAKE_PROJECT_NAME} POST_BUILD
+    COMMAND if $<OR:$<CONFIG:Release>,$<CONFIG:RelWithDebInfo>>==1 (
+        "${CMAKE_COMMAND}" -E make_directory
+            "${RELEASE_DIR}/data/obs-plugins/${CMAKE_PROJECT_NAME}"
+            "${RELEASE_DIR}/obs-plugins/${ARCH_NAME}"
+    )
+
+    COMMAND if $<OR:$<CONFIG:Release>,$<CONFIG:RelWithDebInfo>>==1 (
+        "${CMAKE_COMMAND}" -E copy_directory
+            "${PROJECT_SOURCE_DIR}/data"
+            "${RELEASE_DIR}/data/obs-plugins/${CMAKE_PROJECT_NAME}"
+    )
+
+    COMMAND if $<OR:$<CONFIG:Release>,$<CONFIG:RelWithDebInfo>>==1 (
+        "${CMAKE_COMMAND}" -E copy
+            "$<TARGET_FILE:${CMAKE_PROJECT_NAME}>"
+            "${RELEASE_DIR}/obs-plugins/${ARCH_NAME}"
+    )
+
+    COMMAND if $<CONFIG:RelWithDebInfo>==1 (
+        "${CMAKE_COMMAND}" -E copy
+            "$<TARGET_FILE_BASE_NAME:${CMAKE_PROJECT_NAME}>.pdb"
+            "${RELEASE_DIR}/obs-plugins/${ARCH_NAME}"
+    )
+
+    VERBATIM
+)
+
+function(copy_helper_lib)
+    set(DATA_DIR "${RELEASE_DIR}/data/obs-plugins/${CMAKE_PROJECT_NAME}")
+    add_custom_command(TARGET ${ARGV0} POST_BUILD
+        COMMAND if $<OR:$<CONFIG:Release>,$<CONFIG:RelWithDebInfo>>==1 (
+            "${CMAKE_COMMAND}" -E make_directory
+                "${RELEASE_DIR}/data/obs-plugins/${CMAKE_PROJECT_NAME}"
+        )
+
+        COMMAND if $<OR:$<CONFIG:Release>,$<CONFIG:RelWithDebInfo>>==1 (
+            "${CMAKE_COMMAND}" -E copy
+                "$<TARGET_FILE:${ARGV0}>"
+                "${RELEASE_DIR}/data/obs-plugins/${CMAKE_PROJECT_NAME}"
+        )
+
+        COMMAND if $<CONFIG:RelWithDebInfo>==1 (
+            "${CMAKE_COMMAND}" -E copy
+                "$<TARGET_FILE_BASE_NAME:${ARGV0}>.pdb"
+                "${RELEASE_DIR}/data/obs-plugins/${CMAKE_PROJECT_NAME}"
+        )
+
+        VERBATIM
+    )
+endfunction()
+
+
 add_subdirectory(src/get-audio-offsets)
 add_subdirectory(src/audio-hook)
 add_subdirectory(src/inject-helper)

installer/installer.iss.in

@@ -0,0 +1,106 @@
+; Based on https://github.com/obsproject/obs-amd-encoder/blob/master/ci/installer.in.iss
+
+#define MyAppName "@CMAKE_PROJECT_NAME@"
+#define MyAppVersion "@CMAKE_PROJECT_VERSION@"
+#define MyAppPublisher "@PLUGIN_AUTHOR@"
+#define MyAppURL "https://github.com/bozbez/win-capture-audio"
+
+[Setup]
+; NOTE: The value of AppId uniquely identifies this application.
+; Do not use the same AppId value in installers for other applications.
+; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
+AppId={{406FD363-BC38-47EE-AF53-7F6FB4D56ECE}
+AppName={#MyAppName}
+AppVersion={#MyAppVersion}
+;AppVerName={#MyAppName} {#MyAppVersion}
+AppPublisher={#MyAppPublisher}
+AppPublisherURL={#MyAppURL}
+AppSupportURL={#MyAppURL}
+AppUpdatesURL={#MyAppURL}
+DefaultDirName={code:GetDirName}
+DefaultGroupName={#MyAppName}
+AllowNoIcons=yes
+LicenseFile="@PROJECT_SOURCE_DIR@/LICENSE"
+OutputBaseFilename={#MyAppName}-{#MyAppVersion}-setup
+Compression=lzma
+SolidCompression=yes
+VersionInfoVersion={#MyAppVersion}
+VersionInfoCompany={#MyAppPublisher}
+VersionInfoDescription={#MyAppName} Setup
+
+[Languages]
+Name: "english"; MessagesFile: "compiler:Default.isl"
+
+[Files]
+Source: "@RELEASE_DIR@/*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs createallsubdirs
+; NOTE: Don't use "Flags: ignoreversion" on any shared system files
+
+[Icons]
+Name: "{group}\{cm:ProgramOnTheWeb,{#MyAppName}}"; Filename: "{#MyAppURL}"
+Name: "{group}\{cm:UninstallProgram,{#MyAppName}}"; Filename: "{uninstallexe}"
+
+[Code]
+function GetDirName(Value: string): string;
+var
+  InstallPath: string;
+begin
+  // Initialize default path, which will be returned when the following registry
+  // key queries fail due to missing keys or for some different reason
+  Result := '{pf}\obs-studio';
+  // Query the first registry value; if this succeeds, return the obtained value
+  if RegQueryStringValue(HKLM32, 'SOFTWARE\OBS Studio', '', InstallPath) then
+    Result := InstallPath
+end;
+
+function GetUninstallString(): String;
+var
+  sUnInstPath: String;
+  sUnInstallString: String;
+begin
+  sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\{#emit SetupSetting("AppId")}_is1');
+  sUnInstallString := '';
+  if not RegQueryStringValue(HKLM, sUnInstPath, 'UninstallString', sUnInstallString) then
+    RegQueryStringValue(HKCU, sUnInstPath, 'UninstallString', sUnInstallString);
+  Result := sUnInstallString;
+end;
+
+function IsUpgrade(): Boolean;
+begin
+  Result := (GetUninstallString() <> '');
+end;
+
+function UnInstallOldVersion(): Integer;
+var
+  sUnInstallString: String;
+  iResultCode: Integer;
+begin
+// Return Values:
+// 1 - uninstall string is empty
+// 2 - error executing the UnInstallString
+// 3 - successfully executed the UnInstallString
+
+  // default return value
+  Result := 0;
+
+  // get the uninstall string of the old app
+  sUnInstallString := GetUninstallString();
+  if sUnInstallString <> '' then begin
+    sUnInstallString := RemoveQuotes(sUnInstallString);
+    if Exec(sUnInstallString, '/SILENT /NORESTART /SUPPRESSMSGBOXES','', SW_HIDE, ewWaitUntilTerminated, iResultCode) then
+      Result := 3
+    else
+      Result := 2;
+  end else
+    Result := 1;
+end;
+
+procedure CurStepChanged(CurStep: TSetupStep);
+begin
+  if (CurStep=ssInstall) then
+  begin
+    if (IsUpgrade()) then
+    begin
+      UnInstallOldVersion();
+    end;
+  end;
+end;

src/audio-hook/CMakeLists.txt

@@ -12,10 +12,12 @@ target_include_directories(audio-hook PUBLIC ${DETOURS_INCLUDE_DIR})
 target_link_libraries(audio-hook ${DETOURS_LIBRARIES} psapi)
 
 if(CMAKE_SIZEOF_VOID_P EQUAL 8)
-	set(_output_suffix "64")
+    set(_output_suffix "64")
 else()
-	set(_output_suffix "32")
+    set(_output_suffix "32")
 endif()
 
 set_target_properties(audio-hook
-	PROPERTIES OUTPUT_NAME "audio-hook${_output_suffix}")
+	PROPERTIES OUTPUT_NAME "audio-hook${_output_suffix}")
+
+copy_helper_lib(audio-hook)

src/get-audio-offsets/CMakeLists.txt

@@ -5,10 +5,12 @@ add_executable(get-audio-offsets ${get-audio-offsets_SOURCES})
 target_link_libraries(get-audio-offsets mmdevapi.lib)
 
 if(CMAKE_SIZEOF_VOID_P EQUAL 8)
-	set(_output_suffix "64")
+    set(_output_suffix "64")
 else()
-	set(_output_suffix "32")
+    set(_output_suffix "32")
 endif()
 
 set_target_properties(get-audio-offsets PROPERTIES
-    OUTPUT_NAME "get-audio-offsets${_output_suffix}")
+    OUTPUT_NAME "get-audio-offsets${_output_suffix}")
+
+copy_helper_lib(get-audio-offsets)

src/inject-helper/CMakeLists.txt

@@ -13,10 +13,12 @@ add_executable(inject-helper
 	${inject-helper_SOURCES})
 
 if(CMAKE_SIZEOF_VOID_P EQUAL 8)
-	set(_output_suffix "64")
+    set(_output_suffix "64")
 else()
-	set(_output_suffix "32")
+    set(_output_suffix "32")
 endif()
 
 set_target_properties(inject-helper
-	PROPERTIES OUTPUT_NAME "inject-helper${_output_suffix}")
+	PROPERTIES OUTPUT_NAME "inject-helper${_output_suffix}")
+
+copy_helper_lib(inject-helper)