Initial commit for GitHub migration based on spice2x-25-03-03

2026-08-02 06:40:42 -07:00 · 2025-03-10 19:16:49 -07:00
parent 94af8d32c9
commit ed8c72852f
1008 changed files with 296815 additions and 0 deletions
@@ -0,0 +1,118 @@
+#include "audio.h"
+
+#include <vector>
+
+#include <windows.h>
+#include <initguid.h>
+#include <audioclient.h>
+#include <mmdeviceapi.h>
+
+#include "hooks/audio/backends/mmdevice/device_enumerator.h"
+#include "util/detour.h"
+#include "util/logging.h"
+#include "util/memutils.h"
+
+#include "audio_private.h"
+
+#ifdef _MSC_VER
+DEFINE_GUID(CLSID_MMDeviceEnumerator,
+    0xBCDE0395, 0xE52F, 0x467C,
+    0x8E, 0x3D, 0xC4, 0x57, 0x92, 0x91, 0x69, 0x2E);
+#endif
+
+// {ef985e71-d5c7-42d4-ba4d-2d073e2e96f4}
+DEFINE_GUID(CLSID_DirectSoundI3DL2ReverbDMO,
+    0xef985e71, 0xd5c7, 0x42d4,
+    0xba, 0x4d, 0x2d, 0x07, 0x3e, 0x2e, 0x96, 0xf4);
+
+// {87fc0268-9a55-4360-95aa-004a1d9de26c}
+DEFINE_GUID(CLSID_DirectSoundWavesReverbDMO,
+    0x87fc0268, 0x9a55, 0x4360,
+    0x95, 0xaa, 0x00, 0x4a, 0x1d, 0x9d, 0xe2, 0x6c);
+
+// function pointers
+static decltype(CoCreateInstance) *CoCreateInstance_orig = nullptr;
+
+namespace hooks::audio {
+
+    // public globals
+    bool ENABLED = true;
+    bool VOLUME_HOOK_ENABLED = true;
+    bool USE_DUMMY = false;
+    WAVEFORMATEXTENSIBLE FORMAT {};
+    std::optional<Backend> BACKEND = std::nullopt;
+    size_t ASIO_DRIVER_ID = 0;
+    bool ASIO_FORCE_UNLOAD_ON_STOP = false;
+
+    // private globals
+    IAudioClient *CLIENT = nullptr;
+    std::mutex INITIALIZE_LOCK; // for asio
+}
+
+static HRESULT STDAPICALLTYPE CoCreateInstance_hook(
+    REFCLSID rclsid,
+    LPUNKNOWN pUnkOuter,
+    DWORD dwClsContext,
+    REFIID riid,
+    LPVOID *ppv)
+{
+
+    HRESULT ret;
+
+    // call original
+    ret = CoCreateInstance_orig(rclsid, pUnkOuter, dwClsContext, riid, ppv);
+    if (FAILED(ret)) {
+        if (IsEqualCLSID(rclsid, CLSID_MMDeviceEnumerator)) {
+            log_warning("audio", "CoCreateInstance failed for CLSID_MMDeviceEnumerator, hr={}", FMT_HRESULT(ret));
+        }
+        
+        // Windows 11 KB5052093 issue - reverb DMO went missing from dsdmo.dll (fails with 0x80040154)
+        if (IsEqualCLSID(rclsid, CLSID_DirectSoundI3DL2ReverbDMO) && ret == (HRESULT)0x80040154) {
+            log_warning(
+                "audio",
+                "CoCreateInstance for CLSID_DirectSoundI3DL2ReverbDMO failed with 0x80040154, swap with CLSID_DirectSoundWavesReverbDMO "
+                "(workaround for Windows 11 KB5052093 issue); REVERB EX replaced with REVERB");
+            ret = CoCreateInstance_orig(CLSID_DirectSoundWavesReverbDMO, pUnkOuter, dwClsContext, riid, ppv);
+            if (FAILED(ret)) {
+                log_warning("audio", "CoCreateInstance(CLSID_DirectSoundWavesReverbDMO...) failed, hr={}", FMT_HRESULT(ret));
+            }
+        }
+
+        return ret;
+    }
+
+    // check if this is the audio device enumerator
+    if (IsEqualCLSID(rclsid, CLSID_MMDeviceEnumerator)) {
+
+        // wrap object
+        auto mmde = reinterpret_cast<IMMDeviceEnumerator **>(ppv);
+        *mmde = new WrappedIMMDeviceEnumerator(*mmde);
+    }
+
+    // return original result
+    return ret;
+}
+
+namespace hooks::audio {
+    void init() {
+        if (!ENABLED) {
+            return;
+        }
+
+        log_info("audio", "initializing");
+        init_low_latency();
+
+        // general hooks
+        CoCreateInstance_orig = detour::iat_try("CoCreateInstance", CoCreateInstance_hook);
+    }
+
+    void stop() {
+        log_info("audio", "stopping");
+        if (CLIENT) {
+            CLIENT->Stop();
+            CLIENT->Release();
+            CLIENT = nullptr;
+        }
+        stop_low_latency();
+    }
+}