diff --git a/.gitignore b/.gitignore
index 1ef5887..e613a81 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,7 +18,7 @@
 # The .vscode folder contains launch configuration and tasks you configure in
 # VS Code which you may wish to be included in version control, so this line
 # is commented out by default.
-#.vscode/
+.vscode/settings.json
 
 # Flutter/Dart/Pub related
 **/doc/api/
diff --git a/lib/src/exporter.dart b/lib/src/exporter.dart
index d29742f..4e6f1f7 100644
--- a/lib/src/exporter.dart
+++ b/lib/src/exporter.dart
@@ -7,8 +7,19 @@ import 'package:screen_recorder/src/frame.dart';
 
 class Exporter {
   final List<Frame> _frames = [];
+  Map<int, RawFrame> framesMap = {};
   void onNewFrame(Frame frame) {
     _frames.add(frame);
+    onNewFrameAsync(frame, _frames.length - 1);
+  }
+
+  Future<void> onNewFrameAsync(Frame frame, int index) async {
+    final bytes = await frame.image.toByteData(format: ui.ImageByteFormat.png);
+    if (bytes != null) {
+      framesMap[index] = RawFrame(16, bytes);
+    } else {
+      print('Skipped frame while enconding');
+    }
   }
 
   void clear() {
@@ -18,20 +29,7 @@ class Exporter {
   bool get hasFrames => _frames.isNotEmpty;
 
   Future<List<RawFrame>?> exportFrames() async {
-    if (_frames.isEmpty) {
-      return null;
-    }
-    final bytesImages = <RawFrame>[];
-    for (final frame in _frames) {
-      final bytesImage =
-          await frame.image.toByteData(format: ui.ImageByteFormat.png);
-      if (bytesImage != null) {
-        bytesImages.add(RawFrame(16, bytesImage));
-      } else {
-        print('Skipped frame while enconding');
-      }
-    }
-    return bytesImages;
+    return framesMap.values.toList();
   }
 
   Future<List<int>?> exportGif() async {
diff --git a/test/screen_recorder_test.dart b/test/screen_recorder_test.dart
index eb427ff..d3f2090 100644
--- a/test/screen_recorder_test.dart
+++ b/test/screen_recorder_test.dart
@@ -2,11 +2,6 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:screen_recorder/screen_recorder.dart';
 
 class CustomExporter extends Exporter {
-  @override
-  Future<List<int>?> export() {
-    throw UnimplementedError();
-  }
-
   @override
   void onNewFrame(Frame frame) {}
 }
@@ -20,6 +15,6 @@ void main() {
     final exporter = CustomExporter();
     final scrennRecorder = ScreenRecorderController(exporter: exporter);
 
-    expect(scrennRecorder._exporter, equals(exporter));
+    expect(scrennRecorder.exporter, equals(exporter));
   });
 }