Add an api to clear blob

Closes #11

Author: DeltaCircuit

README.md

@@ -167,7 +167,11 @@ A `function` which unmutes the audio tracks when invoked.
 
 #### mediaBlobUrl
 
-A `blob` url that can be wired to an `<audio />`, `<video />` or an `<a />` element.
+A `blob` url that can be wired to an `<audio />`, `<video />` or an `<a />` element.  
+
+#### clearBlobUrl  
+
+A `function` which clears the existing generated blob url (if any)
 
 #### isMuted
 

src/index.ts

@@ -12,6 +12,7 @@ type ReactMediaRecorderRenderProps = {
   status: StatusMessages;
   isAudioMuted: boolean;
   previewStream: MediaStream | null;
+  clearBlobUrl: () => void;
 };
 
 type ReactMediaRecorderProps = {
@@ -239,5 +240,6 @@ export const ReactMediaRecorder = ({
     previewStream: mediaStream.current
       ? new MediaStream(mediaStream.current.getVideoTracks())
       : null,
+    clearBlobUrl: () => setMediaBlobUrl(null),
   });
 };