feat: Use native imaging for much faster thumbnail calc on mobile

This commit is contained in:
Krille Fear 2022-04-04 14:56:14 +02:00
parent 935ab6d296
commit b1444713d6
4 changed files with 47 additions and 2 deletions

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@ -7,6 +7,7 @@ import 'package:matrix/encryption/utils/key_verification.dart';
import 'package:matrix/matrix.dart';
import 'package:path_provider/path_provider.dart';
import 'package:fluffychat/utils/custom_image_resizer.dart';
import 'package:fluffychat/utils/platform_infos.dart';
import 'famedlysdk_store.dart';
import 'matrix_sdk_extensions.dart/fluffybox_database.dart';
@ -99,5 +100,6 @@ abstract class ClientManager {
AuthenticationTypes.sso
},
compute: compute,
customImageResizer: PlatformInfos.isMobile ? customImageResizer : null,
);
}

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@ -0,0 +1,32 @@
import 'package:matrix/matrix.dart';
import 'package:native_imaging/native_imaging.dart' as native;
Future<MatrixImageFileResizedResponse?> customImageResizer(
MatrixImageFileResizeArguments arguments) async {
await native.init();
var nativeImg = await native.Image.loadEncoded(arguments.bytes);
final width = nativeImg.width;
final height = nativeImg.height;
final max = arguments.maxDimension;
if (width > max || height > max) {
var w = max, h = max;
if (width > height) {
h = max * height ~/ width;
} else {
w = max * width ~/ height;
}
final scaledImg = nativeImg.resample(w, h, native.Transform.lanczos);
nativeImg.free();
nativeImg = scaledImg;
}
final jpegBytes = await nativeImg.toJpeg(75);
return MatrixImageFileResizedResponse(
bytes: jpegBytes,
width: nativeImg.width,
height: nativeImg.height,
blurhash: arguments.calcBlurhash ? nativeImg.toBlurhash(3, 3) : null,
);
}

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@ -983,7 +983,7 @@ packages:
name: matrix
url: "https://pub.dartlang.org"
source: hosted
version: "0.8.16"
version: "0.8.17"
matrix_api_lite:
dependency: transitive
description:
@ -1026,6 +1026,15 @@ packages:
url: "https://pub.dartlang.org"
source: hosted
version: "1.0.2"
native_imaging:
dependency: "direct main"
description:
path: "."
ref: HEAD
resolved-ref: "8c6a5afe2c965b79b5959bb4b49c4aad020cb980"
url: "https://gitlab.com/famedly/libraries/native_imaging.git"
source: git
version: "0.1.0"
nested:
dependency: transitive
description:

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@ -58,8 +58,10 @@ dependencies:
keyboard_shortcuts: ^0.1.4
localstorage: ^4.0.0+1
lottie: ^1.2.2
matrix: ^0.8.16
matrix: ^0.8.17
matrix_link_text: ^1.0.2
native_imaging:
git: https://gitlab.com/famedly/libraries/native_imaging.git
open_noti_settings: ^0.4.0
package_info_plus: ^1.3.0
path_provider: ^2.0.9