@miklermpz/expo-audio-studio
Version:
This is a forked version of the original [expo-audio-studio](https://github.com/deeeed/expo-audio-stream/blob/main/packages/expo-audio-studio/README.md) by Arthur Breton <abreton@siteed.net> (https://github.com/deeeed)
25 lines • 999 B
JavaScript
import { extractAudioAnalysis } from './extractAudioAnalysis';
/**
* Generates a simplified preview of the audio waveform for quick visualization.
* Ideal for UI rendering with a specified number of points.
*
* @param options - The options for the preview, including file URI and time range.
* @returns A promise that resolves to the audio preview data.
*/
export async function extractPreview({ fileUri, numberOfPoints = 100, startTimeMs = 0, endTimeMs = 30000, // First 30 seconds
decodingOptions, logger, }) {
const durationMs = endTimeMs - startTimeMs;
const segmentDurationMs = Math.floor(durationMs / numberOfPoints);
// Call extractAudioAnalysis with calculated parameters
const analysis = await extractAudioAnalysis({
fileUri,
startTimeMs,
endTimeMs,
logger,
segmentDurationMs,
decodingOptions,
});
// Transform the result into AudioPreview format
return analysis;
}
//# sourceMappingURL=extractPreview.js.map