mirror of
https://github.com/immich-app/immich
synced 2026-08-22 13:13:05 +00:00
29 lines
1 KiB
Dart
29 lines
1 KiB
Dart
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import 'dart:async';
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import 'dart:typed_data';
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import 'dart:ui';
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import 'package:flutter/material.dart';
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/// Converts a Flutter [Image] widget to a [Uint8List] in PNG format.
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///
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/// This function resolves the image stream and converts it to byte data.
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/// Returns a [Future] that completes with the image bytes or completes with an error
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/// if the conversion fails.
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Future<Uint8List> imageToUint8List(Image image) async {
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final Completer<Uint8List> completer = Completer();
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image.image
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.resolve(const ImageConfiguration())
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.addListener(
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ImageStreamListener((ImageInfo info, bool _) {
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info.image.toByteData(format: ImageByteFormat.png).then((byteData) {
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if (byteData != null) {
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completer.complete(byteData.buffer.asUint8List());
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} else {
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completer.completeError('Failed to convert image to bytes');
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}
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});
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}, onError: (exception, stackTrace) => completer.completeError(exception)),
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);
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return completer.future;
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}
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