调整目录

2023-10-09 20:38:38 +08:00
parent 92cf854403
commit de8a41fff1
229 changed files with 54018 additions and 0 deletions
--- a/WinDevice/src/Audio/AudioManager.cpp
+++ b/WinDevice/src/Audio/AudioManager.cpp
@@ -0,0 +1,110 @@
+#include "stdafx.h"
+
+#include "AudioManager.h"
+#include <iostream>
+
+
+AudioManager::AudioManager()
+{
+    // 创建设备枚举器
+}
+
+AudioManager::~AudioManager()
+{
+}
+
+HRESULT AudioManager::Init()
+{
+    HRESULT hr = CoCreateInstance(__uuidof(MMDeviceEnumerator), nullptr, CLSCTX_ALL, __uuidof(IMMDeviceEnumerator), reinterpret_cast<void**>(&pEnumerator));
+    if (FAILED(hr))
+    {
+        std::cerr << "Error: CoCreateInstance failed with hr = " << hr << std::endl;
+    }
+    hr = _UpdateDeviceList(eCapture);
+    if (FAILED(hr))
+    {
+        std::cerr << "Error: Update Capture Device failed with hr = " << hr << std::endl;
+    }
+    hr = _UpdateDeviceList(eRender);
+    if (FAILED(hr))
+    {
+        std::cerr << "Error: Update Render Device failed with hr = " << hr << std::endl;
+    }
+    return hr;
+}
+
+HRESULT AudioManager::Uninit()
+{
+    pEnumerator = nullptr;
+    pCaptureCollection = nullptr;
+    pRenderCollection = nullptr;
+    pDefaultCaptureEndpoint = nullptr;
+    pDefaultRenderEndpoint = nullptr;
+    return S_OK;
+}
+
+IMMDeviceCollection* AudioManager::GetDeviceList(EDataFlow flow)
+{
+    if (flow == eCapture)
+    {
+        UINT count;
+        pCaptureCollection->GetCount(&count);
+        if (count == 0)
+        {
+            _UpdateDeviceList(eCapture);
+        }
+        return pCaptureCollection;
+    }
+    if (flow == eRender)
+    {
+        UINT count;
+        pRenderCollection->GetCount(&count);
+        if (count == 0)
+        {
+            _UpdateDeviceList(eRender);
+        }
+        return pRenderCollection;
+    }
+    return nullptr;
+}
+
+IMMDevice* AudioManager::GetDefaultDevice(EDataFlow flow)
+{
+    if (flow == eCapture)
+    {
+        return pDefaultCaptureEndpoint;
+    }
+    if (flow == eRender)
+    {
+        return pDefaultRenderEndpoint;
+    }
+    return nullptr;
+}
+
+HRESULT AudioManager::_UpdateDeviceList(EDataFlow flow)
+{
+    HRESULT hr = S_OK;
+    if (flow == eCapture)
+    {
+        hr = pEnumerator->EnumAudioEndpoints(eCapture, DEVICE_STATE_ACTIVE, &pCaptureCollection);
+    }
+    if (flow == eRender)
+    {
+        hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pRenderCollection);
+    }
+    return hr;
+}
+
+HRESULT AudioManager::_UpdateDefaultDevice(EDataFlow flow)
+{
+    HRESULT hr = S_OK;
+    if (flow == eCapture)
+    {
+        hr = pEnumerator->GetDefaultAudioEndpoint(eCapture, eConsole, &pDefaultCaptureEndpoint);
+    }
+    if (flow == eRender)
+    {
+        hr = pEnumerator->GetDefaultAudioEndpoint(eRender, eConsole, &pDefaultRenderEndpoint);
+    }
+    return hr;
+}