[new] add isFiltersEnabled param to extractCover

lib/domain/bloc/controller.dart

@@ -400,6 +400,8 @@ class VideoEditorController extends ChangeNotifier {
   ///The [preset] is the `compress quality` **(Only available on min-gpl-lts package)**.
   ///A slower preset will provide better compression (compression is quality per filesize).
   ///**More info about presets**:  https://ffmpeg.org/ffmpeg-formats.htmlhttps://trac.ffmpeg.org/wiki/Encode/H.264
+  ///
+  ///Set [isFiltersEnabled] to `false` if you do not want to apply any changes
   Future<void> exportVideo({
     required void Function(File? file) onCompleted,
     String? name,
@@ -530,6 +532,8 @@ class VideoEditorController extends ChangeNotifier {
   ///The [scale] is `scale=width*scale:height*scale` and reduce or increase cover size.
   ///
   ///The [quality] of the exported image (from 0 to 100)
+  ///
+  ///Set [isFiltersEnabled] to `false` if you do not want to apply any changes
   Future<void> extractCover({
     required void Function(File? file) onCompleted,
     String? name,
@@ -538,6 +542,7 @@ class VideoEditorController extends ChangeNotifier {
     double scale = 1.0,
     int quality = 100,
     void Function(Statistics)? onProgress,
+    bool isFiltersEnabled = true,
   }) async {
     // final FlutterFFmpegConfig _config = FlutterFFmpegConfig();
     final String tempPath = outDir ?? (await getTemporaryDirectory()).path;
@@ -568,8 +573,9 @@ class VideoEditorController extends ChangeNotifier {
     //----------------//
     final List<String> filters = [crop, scaleInstruction, rotation];
     filters.removeWhere((item) => item.isEmpty);
-    final String filter =
-        filters.isNotEmpty ? "-filter:v " + filters.join(",") : "";
+    final String filter = filters.isNotEmpty && isFiltersEnabled
+        ? "-filter:v " + filters.join(",")
+        : "";
     final String execute = "-i \'$_coverPath\' $filter -y $outputPath";
 
     //------------------//