feat(mobile): optimized thumbnail widget (#21073)

* thumbnail widget

* use animation ticker, improvements

* use static thumbnail resolution for now

* fix android sample size

* free memory sooner

* formatting

* tweaks

* wait for disposal

* remove debug prints

* take two on animation

* fix

* remote constructor

* missed one

* unused imports

* unnecessary import

* formatting
This commit is contained in:
Mert 2025-08-21 14:06:02 -04:00 committed by GitHub
parent ab2849781a
commit fb59fa343d
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
18 changed files with 421 additions and 125 deletions

View file

@ -5,7 +5,6 @@ import 'dart:ui' as ui;
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter/foundation.dart';
import 'package:ffi/ffi.dart';
import 'package:immich_mobile/domain/models/asset/base_asset.model.dart';
import 'package:immich_mobile/providers/image/cache/remote_image_cache_manager.dart';
@ -41,41 +40,47 @@ abstract class ImageRequest {
Future<ui.FrameInfo?> _fromPlatformImage(Map<String, int> info) async {
final address = info['pointer'];
if (address == null) {
if (!kReleaseMode) {
debugPrint('Platform image request for $requestId was cancelled');
}
return null;
}
final pointer = Pointer<Uint8>.fromAddress(address);
if (_isCancelled) {
malloc.free(pointer);
return null;
}
final int actualWidth;
final int actualHeight;
final int actualSize;
final ui.ImmutableBuffer buffer;
try {
if (_isCancelled) {
return null;
}
final actualWidth = info['width']!;
final actualHeight = info['height']!;
final actualSize = actualWidth * actualHeight * 4;
final buffer = await ImmutableBuffer.fromUint8List(pointer.asTypedList(actualSize));
if (_isCancelled) {
return null;
}
final descriptor = ui.ImageDescriptor.raw(
buffer,
width: actualWidth,
height: actualHeight,
pixelFormat: ui.PixelFormat.rgba8888,
);
final codec = await descriptor.instantiateCodec();
if (_isCancelled) {
return null;
}
return await codec.getNextFrame();
actualWidth = info['width']!;
actualHeight = info['height']!;
actualSize = actualWidth * actualHeight * 4;
buffer = await ImmutableBuffer.fromUint8List(pointer.asTypedList(actualSize));
} finally {
malloc.free(pointer);
}
if (_isCancelled) {
buffer.dispose();
return null;
}
final descriptor = ui.ImageDescriptor.raw(
buffer,
width: actualWidth,
height: actualHeight,
pixelFormat: ui.PixelFormat.rgba8888,
);
final codec = await descriptor.instantiateCodec();
if (_isCancelled) {
buffer.dispose();
descriptor.dispose();
codec.dispose();
return null;
}
return await codec.getNextFrame();
}
}