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Implement Flutter Beauty ​

Add SDK Dependency ​

Add to your pubspec.yaml:

yaml
dependencies:
  facebetter_flutter: ^1.4.4

Then run:

bash
flutter pub get

For iOS:

bash
cd ios && pod install

Import ​

dart
import 'package:facebetter_flutter/facebetter_flutter.dart';

Configure Logging ​

dart
FBBeautyEffectEngine.setLogConfig(
  FBLogConfig(consoleEnabled: true, level: FBLogLevel.debug),
);

WARNING

Call setLogConfig before init() to see initialization logs.

Initialize Engine ​

dart
await FBBeautyEffectEngine.init(
  FBEngineConfig(appId: 'your appId', appKey: 'your appKey'),
);
final engine = FBBeautyEffectEngine.sharedInstance;

Set Beauty Parameters ​

TIP

All parameter values range from [0.0, 1.0]. Set to 0 to disable.

Basic Beauty ​

dart
await engine.setBasicParam(FBBasicParam.smoothing, 0.8);
await engine.setBasicParam(FBBasicParam.whitening, 0.6);

Face Reshape ​

dart
await engine.setReshapeParam(FBReshapeParam.faceThin, 0.5);
await engine.setReshapeParam(FBReshapeParam.eyeSize, 0.3);

Makeup ​

dart
await engine.setMakeupParam(FBMakeupParam.lipstick, 0.5);

Virtual Background ​

dart
await engine.setVirtualBackground(FBBackgroundMode.blur);
await engine.setVirtualBackground(FBBackgroundMode.image,
    backgroundImage: FBImageFrame(...));

Filters & Stickers ​

dart
await engine.registerFilter('chuxin', '/path/to/chuxin.fbd');
await engine.setFilter('chuxin');
await engine.setFilterIntensity(0.8);

await engine.registerSticker('cherry', '/path/to/cherry.fbd');
await engine.setSticker('cherry');

Process Images ​

dart
final inputFrame = FBImageFrame(
  width: 1080, height: 1920, stride: 4320,
  data: rgbaBytes, format: FBImageFormat.rgba,
);
final outputFrame = await engine.processImage(inputFrame);

Release ​

dart
await engine.release();