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chore: Follow up fix image resizer

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This commit is contained in:
Krille Fear 2022-04-06 07:59:01 +02:00
commit 62b8f16128
4 changed files with 15 additions and 69 deletions
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2
lib/utils/client_manager.dart
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@ -7,7 +7,6 @@ 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';
@ -100,6 +99,5 @@ abstract class ClientManager {
AuthenticationTypes.sso
},
compute: compute,
customImageResizer: PlatformInfos.isMobile ? customImageResizer : null,
);
}

55
lib/utils/custom_image_resizer.dart
View file

@ -1,55 +0,0 @@
import 'dart:typed_data';
import 'dart:ui';
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);
try {
nativeImg = await native.Image.loadEncoded(arguments.bytes); // load on web
} on UnsupportedError {
// for the other platforms
final dartCodec = await instantiateImageCodec(arguments.bytes);
final dartFrame = await dartCodec.getNextFrame();
final rgbaData = await dartFrame.image.toByteData();
if (rgbaData == null) {
return null;
}
final rgba = Uint8List.view(
rgbaData.buffer, rgbaData.offsetInBytes, rgbaData.lengthInBytes);
dartFrame.image.dispose();
dartCodec.dispose();
nativeImg = native.Image.fromRGBA(
dartFrame.image.width, dartFrame.image.height, rgba);
}
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,
);
}