C/Visual C - CAPTURAR AUDIO

#include <windows.h>

#include <audioclient.h>

#include <mmdeviceapi.h>

#include <iostream>

#include <vector>

#include <windows.h>

#include <audioclient.h>

#include <mmdeviceapi.h>

#include <iostream>

#include <vector>

#pragma comment(lib, "ole32.lib")

#pragma comment(lib, "oleaut32.lib")

void CaptureAudio() {

    CoInitialize(NULL); // Inicializar COM

    // Obtener el dispositivo de audio predeterminado

    IMMDeviceEnumerator* deviceEnumerator = NULL;

    CoCreateInstance(__uuidof(MMDeviceEnumerator), NULL, CLSCTX_INPROC_SERVER, __uuidof(IMMDeviceEnumerator), (void**)&deviceEnumerator);

    IMMDevice* device = NULL;

    deviceEnumerator->GetDefaultAudioEndpoint(eCapture, eConsole, &device);

    // Crear el cliente de audio

    IAudioClient* audioClient = NULL;

    device->Activate(__uuidof(IAudioClient), CLSCTX_ALL, NULL, (void**)&audioClient);

    // Configurar el formato de audio

    WAVEFORMATEX* waveFormat = NULL;

    audioClient->GetMixFormat(&waveFormat);

    waveFormat->wFormatTag = WAVE_FORMAT_PCM;

    waveFormat->nChannels = 1; // Mono

    waveFormat->nSamplesPerSec = 44100; // Frecuencia de muestreo

    waveFormat->wBitsPerSample = 16; // Bits por muestra

    waveFormat->nBlockAlign = (waveFormat->nChannels * waveFormat->wBitsPerSample) / 8;

    waveFormat->nAvgBytesPerSec = waveFormat->nSamplesPerSec * waveFormat->nBlockAlign;

    // Inicializar el cliente de audio

    audioClient->Initialize(AUDCLNT_SHAREMODE_SHARED, 0, 10000000, 0, waveFormat, NULL);

    // Crear un buffer para capturar audio

    UINT32 bufferFrameCount;

    audioClient->GetBufferSize(&bufferFrameCount);

    BYTE* audioBuffer = new BYTE[bufferFrameCount * waveFormat->nBlockAlign];

    // Comenzar la captura

    audioClient->Start();

    // Capturar audio

    while (true) {

        UINT32 numFramesAvailable;

        audioClient->GetCurrentPadding(&numFramesAvailable);

        UINT32 numFramesToRead = bufferFrameCount - numFramesAvailable;

        if (numFramesToRead > 0) {

            // Leer el audio

            audioClient->GetBuffer(&audioBuffer, &numFramesToRead);

            // Aquí puedes procesar el audio capturado

            audioClient->ReleaseBuffer(numFramesToRead);

        }

    }

    // Detener la captura

    audioClient->Stop();

    // Liberar recursos

    delete[] audioBuffer;

    CoTaskMemFree(waveFormat);

    audioClient->Release();

    device->Release();

    deviceEnumerator->Release();

    CoUninitialize();

}

int main() {

    CaptureAudio();

    return 0;

}