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fix performance issue

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This commit is contained in:
otsmr 2026-07-20 13:24:46 +02:00
parent 1891f1ee18
commit 644a2c1e3a
1 changed files with 19 additions and 4 deletions
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23
lib/src/services/memories/memories.service.dart
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@ -4,6 +4,7 @@ import 'dart:collection';
import 'package:blurhash_dart/blurhash_dart.dart' as bh; import 'package:blurhash_dart/blurhash_dart.dart' as bh;
import 'package:clock/clock.dart'; import 'package:clock/clock.dart';
import 'package:drift/drift.dart' show Value; import 'package:drift/drift.dart' show Value;
import 'package:flutter/foundation.dart';
import 'package:image/image.dart' as img; import 'package:image/image.dart' as img;
import 'package:intl/intl.dart'; import 'package:intl/intl.dart';
import 'package:twonly/locator.dart'; import 'package:twonly/locator.dart';
@ -259,7 +260,12 @@ class MemoriesService {
// Phase 2: Background — hash, crop analysis, size calculation. // Phase 2: Background — hash, crop analysis, size calculation.
// Each DB write here fires the stream subscription above, keeping // Each DB write here fires the stream subscription above, keeping
// the gallery state fresh without a separate notification step. // the gallery state fresh without a separate notification step.
await _backgroundProcessPendingFiles(pendingFiles); _dbSubscription?.pause();
try {
await _backgroundProcessPendingFiles(pendingFiles);
} finally {
_dbSubscription?.resume();
}
} catch (e) { } catch (e) {
Log.error('Error in background migration queue: $e'); Log.error('Error in background migration queue: $e');
} }
@ -291,9 +297,8 @@ class MemoriesService {
: mediaService.originalPath; : mediaService.originalPath;
if (imageFile.existsSync()) { if (imageFile.existsSync()) {
final bytes = await imageFile.readAsBytes(); final bytes = await imageFile.readAsBytes();
final image = img.decodeImage(bytes); final blurhash = await compute(_calculateBlurhash, bytes);
if (image != null) { if (blurhash != null) {
final blurhash = bh.BlurHash.encode(image).hash;
await twonlyDB.mediaFilesDao.updateMedia( await twonlyDB.mediaFilesDao.updateMedia(
mediaFile.mediaId, mediaFile.mediaId,
MediaFilesCompanion(blurhash: Value(blurhash)), MediaFilesCompanion(blurhash: Value(blurhash)),
@ -384,3 +389,13 @@ class MemoriesService {
_stateController.close(); _stateController.close();
} }
} }
String? _calculateBlurhash(Uint8List bytes) {
try {
final image = img.decodeImage(bytes);
if (image != null) {
return bh.BlurHash.encode(image).hash;
}
} catch (_) {}
return null;
}