lovoj_video_editor 0.9.2

Custom short video recording & editing SDK for Flutter — Camera2/MediaCodec (Android) + AVFoundation (iOS).

lovoj_video_editor

Custom Flutter SDK for short video recording and editing. 100% apna native engine — kisi third-party video SDK ki zaroorat nahi.

Install

dependencies:
  lovoj_video_editor: ^0.9.2

flutter pub get

Quick start

import 'package:lovoj_video_editor/lovoj_video_editor.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await VideoEditorSdk.initialize();
  runApp(MyApp());
}

Features (v0.9.2)

Recording

Feature	API
Countdown timer	RecordingConfig(countdownSec: 3)
Real-time filters	RecordingConfig(activeFilter: VideoFilter(type: FilterType.warm))
AR face stickers	RecordingConfig(arEffect: ArEffect(type: ArEffectType.glasses))
Music during recording	Music picker in RecordingScreen
Multi-clip + auto merge	autoMergeClips: true + Next clip button
Max clip duration	maxClipDurationSec: 60

Editing

Feature	API
Trim	session.trimClip(0, startMs: 0, endMs: 30000)
Speed	session.setClipSpeed(0, 2.0)
Background music / SFX	session.addAudioTrack(...)
Text overlays	Font (6 families), size, color, background, 7 positions
Voice-over	session.startVoiceOver() / stopVoiceOver()
AR on export	session.setArEffect(ArEffect(type: ArEffectType.catEars))

Text overlay fonts

TextOverlayFonts.all → Sans, Serif, Monospace, Bold, Script, Display

AR effects

ArEffectType → none, catEars, bunnyEars, dogEars, glasses, crown, mustache

Live preview (face-tracked) + baked into exported video.

Ready-made screens

// Recording
Navigator.push(context, MaterialPageRoute(
  builder: (_) => RecordingScreen(
    config: RecordingConfig(countdownSec: 3, autoMergeClips: true),
    onRecordingComplete: (path) => print(path),
  ),
));

// Editing
Navigator.push(context, MaterialPageRoute(
  builder: (_) => EditorScreen(videoPath: path),
));

Programmatic API

final session = VideoEditorSdk.instance.editVideo('/path/to/video.mp4');
session.trimClip(0, startMs: 1000, endMs: 25000);
session.setClipSpeed(0, 0.5);
session.addTextOverlay(TextOverlay(
  id: '1', text: 'Hello',
  startMs: 0, endMs: 5000,
  fontFamily: TextOverlayFonts.display,
  fontSize: 32, color: Colors.white,
  backgroundColor: Colors.black54,
  position: TextOverlayPosition.bottomCenter,
));
session.setArEffect(const ArEffect(type: ArEffectType.glasses));
final exported = await session.export(
  settings: ExportSettings.preset(ExportQuality.high),
  onProgress: (p) => print('${(p * 100).round()}%'),
);

Native stack

Platform	Recording	Processing	AR
Android	Camera2 + MediaRecorder	MediaCodec + MediaMuxer	Camera2 hardware face detect + android.media.FaceDetector
iOS	AVFoundation	AVFoundation + CoreImage	Apple Vision framework

Performance: Streaming MediaCodec decode, adaptive FPS for long videos, single-pass export (text + AR + encode combined).

Permissions

Add camera/microphone permissions to your app's AndroidManifest.xml and Info.plist. See INTEGRATION.md.

Example

cd example && flutter run

License

MIT — see LICENSE.