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const comenzarAGrabar = () => { | |
if (!$listaDeDispositivos.options.length) return alert("No hay dispositivos"); | |
// No permitir que se grabe doblemente | |
if (mediaRecorder) return alert("Ya se está grabando"); | |
navigator.mediaDevices.getUserMedia({ | |
audio: { | |
deviceId: $listaDeDispositivos.value, | |
} | |
}) | |
.then( | |
stream => { | |
// Comenzar a grabar con el stream | |
mediaRecorder = new MediaRecorder(stream); | |
mediaRecorder.start(); | |
comenzarAContar(); | |
// En el arreglo pondremos los datos que traiga el evento dataavailable | |
const fragmentosDeAudio = []; | |
// Escuchar cuando haya datos disponibles | |
mediaRecorder.addEventListener("dataavailable", evento => { | |
// Y agregarlos a los fragmentos | |
fragmentosDeAudio.push(evento.data); | |
}); | |
} | |
) | |
.catch(error => { | |
// Aquí maneja el error, tal vez no dieron permiso | |
console.log(error) | |
}); | |
}; |
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