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Cómo convertir mi audio grabado que es un URI de blob en un archivo .wav o .mp3 en Node.js

Puedo grabar mi audio y obtener un URI de blob de ese audio grabado. Lo que quiero hacer ahora es enviar ese audio a mi servidor Node.js y convertir ese URI de blob en un archivo .wav o .mp3. Me preguntaba cómo convertir el URI de blob en un archivo.

 const [recording, setRecording] = useState(); async function startRecording() { try { const permission = await Audio.requestPermissionsAsync(); if (permission.status === "granted") { await Audio.setAudioModeAsync({ allowsRecordingIOS: true, playsInSilentModeIOS: true }); const { recording } = await Audio.Recording.createAsync( Audio.RECORDING_OPTIONS_PRESET_HIGH_QUALITY ); setRecording(recording); } else { setMessage("Please grant permission to app to access microphone"); } } catch (err) { console.error('Failed to start recording', err); } } async function stopRecording() { setRecording(undefined); await recording.stopAndUnloadAsync(); const recordingURI = recording.getURI(); let updatedRecordings = [...recordings]; const { sound, status } = await recording.createNewLoadedSoundAsync(); updatedRecordings.push({ sound: sound, duration: getDurationFormatted(status.durationMillis), file: recordingURI }); }
about 4 years ago · Juan Pablo Isaza
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