public: bool Initialize(bool captureLoopback = true) HRESULT hr;
add_executable(wasapi_recorder main.cpp)
return 0; cmake_minimum_required(VERSION 3.10) project(WASAPIRecorder) set(CMAKE_CXX_STANDARD 17) wasapi download windows 10
int main() WASAPIRecorder recorder;
// fmt subchunk outputFile.write("fmt ", 4); int fmtSize = 16; outputFile.write(reinterpret_cast<char*>(&fmtSize), 4); short audioFormat = 1; // PCM outputFile.write(reinterpret_cast<char*>(&audioFormat), 2); outputFile.write(reinterpret_cast<char*>(&channels), 2); outputFile.write(reinterpret_cast<char*>(&sampleRate), 4); int byteRate = sampleRate * channels * (bitsPerSample / 8); outputFile.write(reinterpret_cast<char*>(&byteRate), 4); short blockAlign = channels * (bitsPerSample / 8); outputFile.write(reinterpret_cast<char*>(&blockAlign), 2); outputFile.write(reinterpret_cast<char*>(&bitsPerSample), 2); // data subchunk outputFile.write("data", 4); outputFile.write(reinterpret_cast<char*>(&dataSize), 4); add_executable(wasapi_recorder main.cpp) return 0
private: void WriteWAVHeader(int dataSize, int sampleRate, int channels, int bitsPerSample) // RIFF chunk outputFile.write("RIFF", 4); int chunkSize = dataSize + 36; outputFile.write(reinterpret_cast<char*>(&chunkSize), 4); outputFile.write("WAVE", 4);
if (recorder.Initialize(loopback)) recorder.StartRecording("recording.wav"); recorder.Cleanup(); std::cout << "Recording saved as recording.wav\n"; else std::cout << "Failed to initialize WASAPI recording\n"; return 1; // fmt subchunk outputFile.write("fmt "
bool loopback = (mode == 1);