Added method comments

packages/hmssdk_flutter/lib/src/model/hms_video_filter.dart

@@ -6,7 +6,17 @@ import 'package:hmssdk_flutter/hmssdk_flutter.dart';
 import 'package:hmssdk_flutter/src/service/platform_service.dart';
 
 ///[HMSVideoFilter] is used to apply video effects like virtual background and blur
+///This is an internal library class and should not be used by the user
+///To use the video filters, use the [HMSVideoPlugin] package
 abstract class HMSVideoFilter {
+
+  ///[enable] enables virtual background with the given image
+  ///
+  ///**parameters
+  ///
+  ///**image** - is the image to be used as virtual background
+  ///
+  ///Refer [enable] Docs [here](Add link)
   static Future<HMSException?> enable({required Uint8List? image}) async {
     var result = await PlatformService.invokeMethod(
         PlatformMethod.enableVirtualBackground,
@@ -19,13 +29,24 @@ abstract class HMSVideoFilter {
     }
   }
 
+  ///[changeVirtualBackground] changes the virtual background with the given image
+  ///
+  ///**parameters**
+  ///
+  ///**image** - is the new image to be used as virtual background
+  ///
+  ///Note: This method can be used only if virtual background is already enabled
+  ///Refer [changeVirtualBackground] Docs [here](Add link)
   static Future<void> changeVirtualBackground(
       {required Uint8List? image}) async {
     PlatformService.invokeMethod(PlatformMethod.changeVirtualBackground,
         arguments: {"image": image});
     return null;
   }
 
+  ///[isSupported] returns whether virtual background is supported or not
+  ///
+  ///Refer [isSupported] Docs [here](Add link)
   static Future<bool> isSupported() async {
     var result = await PlatformService.invokeMethod(
         PlatformMethod.isVirtualBackgroundSupported);
@@ -36,6 +57,9 @@ abstract class HMSVideoFilter {
     }
   }
 
+  ///[disable] disables virtual background
+  ///
+  ///Refer [disable] Docs [here](Add link)
   static Future<HMSException?> disable() async {
     var result = await PlatformService.invokeMethod(
         PlatformMethod.disableVirtualBackground);
@@ -47,6 +71,13 @@ abstract class HMSVideoFilter {
     }
   }
 
+  ///[enableBlur] enables blur with the given blur radius
+  ///
+  ///**parameters**
+  ///
+  ///**blurRadius** - is the radius of the blur effect
+  ///
+  ///Refer [enableBlur] Docs [here](Add link)
   static Future<HMSException?> enableBlur({required int blurRadius}) async {
     assert(blurRadius >= 0 && blurRadius <= 100,
         "blurRadius should be between 0 and 100, current value is $blurRadius");
@@ -60,6 +91,9 @@ abstract class HMSVideoFilter {
     }
   }
 
+  ///[disableBlur] disables blur
+  ///
+  ///Refer [disableBlur] Docs [here](Add link)
   static Future<HMSException?> disableBlur() async {
     var result = await PlatformService.invokeMethod(
         PlatformMethod.disableBlurBackground);