Wasapi Download Windows 10 [new] -

bool StartRecording(const char* filename) outputFile.open(filename, std::ios::binary); if (!outputFile.is_open()) return false; // Write WAV header (placeholder) WriteWAVHeader(0, pwfx->nSamplesPerSec, pwfx->nChannels, 16); // Start audio capture HRESULT hr = pAudioClient->Start(); if (FAILED(hr)) return false; std::cout << "Recording... Press Enter to stop\n"; BYTE* pData; UINT32 framesAvailable; DWORD flags; while (true) // Wait for audio data DWORD waitResult = WaitForSingleObject(hEvent, 1000); if (waitResult == WAIT_OBJECT_0) hr = pCaptureClient->GetBuffer(&pData, &framesAvailable, &flags, NULL, NULL); if (SUCCEEDED(hr)) if (framesAvailable > 0) // Calculate bytes to write UINT32 bytesToWrite = framesAvailable * pwfx->nBlockAlign; outputFile.write(reinterpret_cast<char*>(pData), bytesToWrite); // Check for silence (optional) if (flags & AUDCLNT_BUFFERFLAGS_SILENT) // Handle silent buffer if needed pCaptureClient->ReleaseBuffer(framesAvailable); // Check for Enter key if (GetAsyncKeyState(VK_RETURN) & 0x8000) break; // Stop recording pAudioClient->Stop(); // Update WAV header std::streampos fileSize = outputFile.tellp(); outputFile.close(); UpdateWAVHeader(filename, static_cast<UINT32>(fileSize) - 44); return true;

class WASAPIRecorder private: IMMDeviceEnumerator* pEnumerator = nullptr; IMMDevice* pDevice = nullptr; IAudioClient* pAudioClient = nullptr; IAudioCaptureClient* pCaptureClient = nullptr; WAVEFORMATEX* pwfx = nullptr; HANDLE hEvent = nullptr; UINT32 bufferFrameCount = 0; std::ofstream outputFile; wasapi download windows 10

bool loopback = (mode == 1);